W. D. Apel

Details der Publikationsliste

Zeitraum

1991 - 2009

Anzahl

1000

Co-Autoren

Lateral Distribution of the Radio Signal in Extensive Air Showers Measured with LOPES (2009)

Collaboration, LOPES, Apel, W. D., Arteaga, J. C., Asch, T., Badea, A. F., Baehren, L., ...

The antenna array LOPES is set up at the location of the KASCADE-Grande extensive air shower experiment in Karlsruhe, Germany and aims to measure and investigate radio pulses from Extensive Air...

A new method to measure the attenuation of hadrons in extensive air showers (2009)

Apel, W. D.

Extensive air showers are generated through interactions of high-energy cosmic rays impinging the Earth's atmosphere. A new method is described to infer the attenuation of hadrons in air showers. The...

Inclusive single-particle production in two-photon collisions at LEP II with the DELPHI detector (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A study of the inclusive charged hadron production in two-photon collisions is described. The data were collected with the DELPHI detector at LEP II. Results on the inclusive single-particle p_T...

A Study of $b\overline{b}$ Production in $e^+e^-$ Collisions at $\sqrt(s) = 130-207 GeV$ (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Measurements are presented of R_b, the ratio of the b bbar cross-section to the q qbar cross-section in e+e- collisions, and the forward-backward asymmetry A^b_FB at twelve energy points in the range...

Search for one large extra dimension with the DELPHI detector at LEP (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Single photons detected by the DELPHI experiment at LEP2 in the years 1997-2000 are reanalysed to investigate the existence of a single extra dimension in a modified ADD scenario with slightly warped...

Observation of the Muon Inner Bremsstrahlung at LEP1 (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Muon bremsstrahlung photons converted in front of the DELPHI main tracker (TPC) in dimuon events at LEP1 were studied in two photon kinematic ranges: 0.2 < E_gamma

Di-jet production in $\gamma\gamma$ collisions at LEP2 (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

The production of two high-p_T jets in the interactions of quasi-real photons in e+e- collisions at sqrt{s_ee} from 189 GeV to 209 GeV is studied with data corresponding to an integrated e+e-...

Applying Shower Development Universality to KASCADE Data (2008)

Apel, W. D., Badea, A. F., Bekk, K., Bluemer, J., Boos, E., Bozdog, H., ...

On basis of the theorem of a universal shower development stating that a hadronically generated extensive air shower is completely described by the primary energy, the position of the shower maximum...

Study of b-quark mass effects in multijet topologies with the DELPHI detector at LEP (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

The effect of the heavy b-quark mass on the two, three and four-jet rates is studied using LEP data collected by the DELPHI experiment at the Z peak in 1994 and 1995. The rates of b-quark jets and...

Measurement of the Mass and Width of the W Boson in $e^{+}e^{-}$ Collisions at $\sqrt{s} = 161 - 209$ GeV (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A measurement of the W boson mass and width has been performed by the DELPHI collaboration using the data collected during the full LEP2 programme (1996-2000). The data sample has an integrated...

Composition and energy spectra of elemental groups around the knee: Results from KASCADE (2008)

H. Ulrich, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

A composition analysis of KASCADE air shower data is performed by means of unfolding the two-dimensional electron-muon number spectrum in energy spectra of 5 elemental groups. The results of the...

29th International Cosmic Ray Conference Pune (2005) 6, 301–304 Muon Size Spectrum measured by KASCADE-Grande (2008)

J. Van Buren, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

The reconstruction of the muonic component of extensive air showers with KASCADE-Grande is described and the quality of the reconstruction is studied with Monte Carlo simulations and compared with...

DOI: 10.1051/0004-6361:20065732 c ○ ESO 2007 Astronomy Astrophysics (2008)

J. Petrovic, W. D. Apel, T. Asch, F. Badea, L. Bähren, K. Bekk, ...

Radio emission of highly inclined cosmic ray air showers measured with LOPES

Galactic cosmic rays and the knee- Results from the KASCADE experiment 1 (2008)

J. R. Hör, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, J. Blümer, ...

Abstract. Results of the KASCADE air shower experiment investigating the origin of cosmic rays in the energy region from 10 13 to 10 17 eV are presented. Attention is drawn on the investigation of...

29th International Cosmic Ray Conference Pune (2005) 6, 293–296 Shower Size Reconstruction at KASCADE-Grande (2008)

R. Glasstetter, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

The KASCADE-Grande experiment consists of a large scintillator array for the detection of charged particles from extensive air showers in the primary energy range...

EAS RADIO DETECTION WITH LOPES (2008)

A. Haungs, W. D. Apel, T. Asch, L. Bähren, K. Bekk, A. Bercuci, ...

1 LOPES is set up at the location of the KASCADE-Grande extensive air shower experiment in Karlsruhe, Germany and aims to measure and calibrate radio pulses from Extensive Air Showers. Data taken...

29th International Cosmic Ray Conference Pune (2005) 6, 357–360 Muon Tracking In KASCADE-Grande: CORSIKA Simulation Study (2008)

J. Zabierowski, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

The use of Muon Tracking Detector of KASCADE EAS experiment in the KASCADE-Grande setup is analyzed. By means of Monte Carlo simulations done with modified CORSIKA code benefits and new possibilities...

Search for Extremely High Energy Gamma Rays with the KASCADE Experiment (2008)

G. Schatz, F. Feßler, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

Data observed with the KASCADE extensive air shower experiment have been analyzed with respect to a possible contribution by primary gamma rays in the energy range of 0.3 to 10 PeV. Possible gamma...

Place Conference Title, Location, and Dates Here 1 Radio Detection of High-Energy Cosmic Rays: LOPES (2008)

A. Haungs, W. D. Apel, F. Badea, K. Bekk, J. Blümer, H. Bozdog, ...

The detection of radio pulses emitted in the atmosphere during the air shower development of high-energy primary cosmic rays is the task of the LOPES project. To test this technology and to...

28th International Cosmic Ray Conference 17 Analysis of Air Showers at the Trigger Threshold of KASCADE (2008)

J. Scholz, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

The KASCADE experiment measures extensive air showers. It is 100% efficient for showers which are induced by primary particles with energies above 10 15 eV to pursue its main goal, the examination of...

Place Conference Title, Location, and Dates Here 1 Cosmic Rays in the PeV Energy Range: KASCADE-Grande (2008)

A. Haungs, W. D. Apel, F. Badea, K. Bekk, J. Blümer, H. Bozdog, ...

Recent results from the multi-detector set-up KASCADE on measurements of cosmic rays in the energy range of the so called knee (at ≈ 3 PeV) are presented. The multidimensional analysis of the air...

28th International Cosmic Ray Conference 1595 Investigation of Geometrical Structures in the Hadronic (2008)

Shower Core, A. Iwan, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The geometrical structure of high-energy hadrons in shower cores measured with the KASCADE calorimeter is analyzed. The angular correlation, especially the degree of alignment, is quantified by means...

29th International Cosmic Ray Conference Pune (2005) 6, 277–280 Remote event analyses of LOPES-10 (2008)

A. F. Badea, W. D. Apel, L. Bähren, K. Bekk, A. Bercuci, M. Bertaina, ...

LOFAR (LOw Frequency ARray) [1] will be a new digital interferometer and is an attempt to revitalize astrophysical

Investigation of Hadronic Interaction Models with the KASCADE-Grande Hadron Calorimeter (2008)

J. Milke, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

The influence of hadronic interaction models on the simulation of extensive air showers has been studied using the correlation between the hadronic, electromagnetic, and muonic components of air...

29th International Cosmic Ray Conference Pune (2005) 6, 281–284 Muon Density Measurements with KASCADE-Grande (2008)

A. Haungs, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

KASCADE-Grande is a multi detector setup for the investigation of extensive air showers in the primary energy range of the knee including energies around the so-called second knee. Besides total...

28th International Cosmic Ray Conference 101 A Measurement of the Energy Spectrum of Unaccompanied (2008)

M. Müller, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

The energy spectrum of unaccompanied hadrons is measured with the large hadron calorimeter of the KASCADE experiment. From the measured flux at detector level the primary proton spectrum at the top...

Eur Phys J C (2004) Digital Object Identifier (DOI) 10.1140/epjcd/s2004-03-1632-2 (2008)

Epj C Direct, H. Ulrich, R. Glasstetter, T. Antoni, W. D. Apel, F. Badea, ...

electronic only Energy spectrum and elemental composition of cosmic rays in the PeV region Recent results and future prospects of the KASCADE experiment

Higgs boson searches in CP-conserving and CP-violating MSSM scenarios with the DELPHI detector (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

This paper presents the final interpretation of the results from DELPHI on the searches for Higgs bosons in the Minimal Supersymmetric extension of the Standard Model (MSSM). A few representative...

Higgs boson searches in CP-conserving and CP-violating MSSM scenarios with the DELPHI detector (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

This paper presents the final interpretation of the results from DELPHI on the searches for Higgs bosons in the Minimal Supersymmetric extension of the Standard Model (MSSM). A few representative...

Study of W boson polarisations and Triple Gauge boson Couplings in the reaction $e^{+}e^{-} \to W^{+}W^{-}$ at LEP 2 (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A determination of the single W Spin Density Matrix (SDM) elements in the reaction e+e- -> W+W- -> l nu q qbar (l=e/mu) is reported at centre-of-mass energies between 189 and 209 GeV. The data sample...

First Measurement of the Knee in the Hadronic Component of EAS (2007)

J.R. Hörandel, T. Antoni, W.D. Apel, F. Badea, K. Bekk, K. Bernlöhr, ...

The number of hadrons and their energy sum in extensive air showers has been measured using the KASCADE hadron calorimeter. Shower size spectra of the hadronic component have been derived using both...

Cosmic (2007)

A. Haungs, T. Antoni, W. D. Apel, F. Badea, K. Bekk, I. M. Brancus, ...

ray physics around the knee with the KASCADE experiment ( ∗)

HE 2.2.04 1 Estimation of the Energy Spectrum in the Knee Region by the (2007)

A. A. Chilingarian, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The KASCADE experiment measuring a larger number of EAS observables with an improved sampling of the electron-photon, hadron, and muon components than previous experiments, provides data accurate...

He 2.2.41 1 (2007)

First Measurement Of, T. Antoni, W. D. Apel, F. Badea, K. Bekk, K. Bernl Ohr, ...

The number of hadrons and their energy sum in extensive air showers has been measured using the KASCADE hadron calorimeter. Shower size spectra of the hadronic component have been derived using both...

arXiv:astro-ph/9902113 (2007)

Feb First Results, T. Antoni, W. D. Apel, K. Bekk, E. Bollmann, ...

this report, more than 160 Mio. events have been collected in a very stable mode with a trigger threshold corresponding to E 4 10 14 eV

Proceedings of ICRC 2001: 1418 c (2007)

Copernicus Gesellschaft Icrc, A. Iwan, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

In this analysis the structure of hadronic shower cores is investigated with the KASCADE calorimeter. The energy, position, and direction of incidence for individual hadrons above 50 GeV are...

HE 2.2.38 1 Studies of the relative arrival time distributions of the (2007)

Electromagnetic And The, R. Haeusler, T. Antoni, W. D. Apel, A. F. Badea, K. Bekk, ...

Arrival time distributions of EAS muons and their differences from the arrival times of the electronmagnetic component, has been measured with the timing facilities of the central detector of the...

HE 1.3.02 1 Precision Test of Hadronic Interaction Models (2007)

With Kascade Data, M. Risse, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

Extrapolations of hadronic interaction models into kinematical and energy regions beyond the limit of accelerator data may heavily influence the interpretation of EAS data, especially the estimation...

HE 2.2.42 1 Analysis of the Muon/Electron Ratio in EAS (2007)

Weber Antoni Apel, T. Antoni, W. D. Apel, F. Badea, K. Bekk, K. Bernl Ohr, ...

The detector array of the KASCADE experiment measures the electromagnetic and muonic component of extended air showers. More than 100 million air showers have been analysed in narrow zenith angle...

Proceedings of ICRC 2001: 88 c (2007)

Copernicus Gesellschaft Icrc, M. Roth, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The data measured by the KASCADE (KArlsruhe Shower Core and Array DEtector) experiment are the basis for a multi-component analysis with the aim to determine the mass composition of the primary...

HE 2.5.28 1 Recent Additions to the Extensive Air Shower Simulation Code (2007)

Corsika Heck Schr, D. Heck, F. Schr Oder, T. Antoni, W. D. Apel, F. Badea, ...

The Monte Carlo program CORSIKA simulates the evolution of extensive air showers in the atmosphere initiated by photons, hadrons or nuclei. Besides the already available 5 models DPMJET, HDPM,...

The Extensive Air Shower Experiment (2007)

Kascade First Results, H. O. Klages, W. D. Apel, K. Bekk, E. Bollmann, H. Bozdog, ...

The extensive air shower (EAS) experiment KASCADE has started its operation at the laboratory site of the Forschungszentrum Karlsruhe, at 49 N, 8 E, 110 m above sea level.

Recent Results from the Kascade Air Shower Experiment (2007)

J.R. Hörandel, T. Antoni, W.D. Apel, F. Badea, K. Bekk, H. Blümer, ...

three shower components and a knee around 3 to 5 PeV is found in the all{particle spectrum. 1 Introduction The Earth's atmosphere is permanently bombarded by highly relativistic ionized...

The KASCADE Experiment: Status and Physics Overview K.-H. Kampert (2007)

Antoni Apel Badea, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The new extensive air shower (EAS) experiment KASCADE has started data taking at the laboratory site of the Forschungszentrum Karlsruhe. The major goal is to determine the flux spectrum and the...

HE 2.2.02 1 Cosmic Ray Energy Spectrum around the Knee by (2007)

Muon Density Measurements, A. Haungs, T. Antoni, W. D. Apel, A. F. Badea, K. Bekk, ...

A system of large-area position sensitive multiwire proportional chambers (MWPC), installed below the hadron calorimeter of the KASCADE (KArlsruhe Shower Core and Array DEtector) central detector is...

Proceedings of ICRC 2001: 97 c (2007)

Copernicus Gesellschaft Icrc, H. Ulrich, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The KASCADE experiment measures the electron and muon number of extensive air showers in the knee region with high precision. From these data shower size spectra for electrons and muons are...

Proceedings of ICRC 2001: 153 c (2007)

Copernicus Gesellschaft Icrc, C. Büttner, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The capability of the Muon Tracking Detector to measure the radial and tangential angles of muons in extensive air showers, in combination with the shower direction as determined by the scintillator...

Proceedings of ICRC 2001: 241 c (2007)

Copernicus Gesellschaft Icrc, J. Milke, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The interpretation of extensive air shower (EAS) measurements often requires the comparison with EAS simulations based on high-energy hadronic interaction models. These interaction models have to...

Proceedings of ICRC 2001: 2370 c (2007)

Copernicus Gesellschaft Icrc, F. Feßler, G. Schatz, T. Antoni, W. D. Apel, F. Badea, ...

Data observed with the KASCADE extensive air shower experiment have been analyzed with respect to a possible contribution by primary gamma rays in the energy range of 0.3 to 10 PeV. The study makes...

HE 2.2.39 1 Estimate of the Cosmic Ray Composition (2007)

Pattern Analysis Of, A. Haungs, T. Antoni, W. D. Apel, A. F. Badea, K. Bekk, ...

A system of large-area position sensitive multiwire proportional chambers (MWPC), installed below the hadron calorimeter of the KASCADE (KArlsruhe Shower Core and Array DEtector) central detector is...

HE 2.2.43 1 EAS Muon Arrival Time Distributions Measured in the (2007)

Kascade Experiment Brancus, I. M. Brancus, T. Antoni, W. D. Apel, A. F. Badea, K. Bekk, ...

The temporal structure of the EAS muon component, given by median, first and third quartile of the single distributions is studied with the muon detection facilities of the KASCADE central detector....

Search for High Energy Gamma Rays (2007)

With The Kascade, T. Antoni, W. D. Apel, F. Badea, K. Bekk, K. Bernlohr, ...

The experimental results of the KASCADE Extensive Air Shower experiment have been searched for events which might be attributed to high energy primary gamma rays. The observed data are compared with...

arXiv:astro-ph/9703182 (2007)

Mar First Results, W. D. Apel, K. Bekk, E. Bollmann, H. Bozdog, ...

this report. Mandatory for such an analysis is to prove that (i) the detector and reconstruction methods are understood in detail, and (ii) the hadronic interaction models and atmospheric shower...

3 (2007)

The Kascade Air, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

Since its start-up early 1996 KASCADE has collected more than 200 Mio. events with an energy threshold of approx. 10 eV. A unique feature of KASCADE is the simultaneous measurement of electrons,...

2 (2007)

Analysis Of Electron, R. Glasstetter, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The electron and muon numbers of extensive air showers in the energy region around the knee are measured by the detectors of the KASCADE array. To understand the resulting size spectra one has to...

HE 2.2.40 1 A Multivariate Approach for the Determination of the Mass (2007)

Composition In The, M. Roth, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

New results of a multivariate analysis to determine the chemical composition obtained with the KASCADE detector are presented. Taking the information of the electron-photon, the hadron, and the muon...

HE 2.2.44 1 Estimation of the Primary Mass with Hadronic Observables in (2007)

Eas Cores Engler, J. Engler, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

The primary cosmic-ray mass composition is estimated using the hadronic component of EAS measured by the large hadron calorimeter of the KASCADE experiment. Methods for evaluating the mean mass are...

Proceedings of ICRC 2001: 201 c (2007)

Copernicus Gesellschaft Icrc, R. Haeusler, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

Arrival time distributions of EAS muons carry information about the production profile of the EAS muonic component. The measured distributions are affected and distorted by various interwoven effects...

Forschungszentrum Karlsruhe (2007)

Forschungszentrum Karlsruhe, Technik Und Umwelt, Wissenschaftliche Berichte, A. Haungs, J. Kempa, H. Rebel, ...

A system of large-area position-sensitive multiwire proportional chambers (MWPC), installed below the hadron calorimeter of the central detector of the KASCADE (KArlsruhe Shower Core and Array...

Proceedings of ICRC 2001: 1 c (2007)

Copernicus Gesellschaft Icrc, K-h. Kampert, T. Antoni, W. D. Apel, F. Badea, K. Bekk, ...

Recent results from the KASCADE extensive air shower experiment are presented. After briefly reviewing the status of the experiment we report on tests of hadronic interaction models and emphasize the...

2 (2007)

Model Independent Method, M. Giller, T. Antoni, W. D. Apel, A. F. Badea, K. Bekk, ...

It is shown how to determine fluctuations of the muon density in EAS at a given distance from the core, for showers with a fixed size. The method does not make use of any pre-assumed lateral muon...

Measurement of the Tau Lepton Polarisation at LEP2 (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A first measurement of the average polarisation P_tau of tau leptons produced in e+e- annihilation at energies significantly above the Z resonance is presented. The polarisation is determined from...

Search for Pentaquarks in the Hadronic Decays of the Z Boson with the DELPHI Detector at LEP (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

The quark model does not exclude states composed of more than three quarks, like pentaquark systems. Controversial evidence for such states has been published in the last years, in particular: for a...

Search for pentaquarks in the hadronic decays of the Z boson with the DELPHI detector at LEP (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

10 pages, 5 figures.-- ISI Article Identifier: 000250074000007.-- ArXiv pre-print available at: http://arxiv.org/abs/0708.0415.-- Printed version published on Sep 20, 2008.

Zγ* production in e(+)e(-) interactions at sqrt{s}=183-209 GeV (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

21 pages, 13 figures.-- ISI Article Identifier: 000248390700001.-- ArXiv pre-print available at: http://arxiv.org/abs/0706.2565

Study of triple-gauge-boson couplings ZZZ, ZZγ and Zγγ at LEP (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

18 pages, 10 figures.-- ISI Article Identifier: 000248390700002.-- Printed version published on Aug 2007.-- ArXiv pre-print available at: http://arxiv.org/abs/0706.2741

$Z\gamma*$ production in $e^+ e^-$ interactions at $\sqrt{s}$ = 183 - 209 GeV (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Measurements of Zgamma* production are presented using data collected by the DELPHI detector at centre-of-mass energies ranging from 183 to 209 GeV, corresponding to an integrated luminosity of about...

Study of Triple-Gauge-Boson Couplings ZZZ, ZZ$\gamma$ and Z$\gamma\gamma$ at LEP (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Neutral triple-gauge-boson couplings ZZZ, ZZgam and Zgamgam have been studied with the DELPHI detector using data at energies between 183 and 208 GeV. Limits are derived on these couplings from an...

Study of multi-muon bundles in cosmic ray showers detected with the DELPHI detector at LEP (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

14 pages, 17 figures.-- PACS nrs.: 98.70.Sa, 13.85.Tp, 96.40.De.-- ISI Article Identifier: 000250887400002.-- ArXiv pre-print available at: http://arxiv.org/abs/0706.2561.-- Printed version published...

Investigation of colour reconnection in WW events with the DELPHI detector at LEP-2 (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

21 pages, 18 figures.-- ISI Article Identifier: 000248261900001.-- ArXiv pre-print available at: http://arxiv.org/abs/0704.0597

Investigation of Colour Reconnection in WW Events with the DELPHI detector at LEP-2 (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

In the reaction e+e- -> WW -> (q_1 qbar_2)(q_3 qbar_4) the usual hadronization models treat the colour singlets q_1 qbar_2 and q_3 qbar_4 coming from two W bosons independently. However, since the...

Search for a fourth generation b'-quark at LEP-II at sqrt{s}=196-209 GeV (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A search for the pair production of fourth generation b'-quarks was performed using data taken by the DELPHI detector at LEP-II. The analysed data were collected at centre-of-mass energies ranging...

Search for a fourth generation b'-quark at LEP-II at sqrt{s}=196-209 GeV (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

12 pages, 12 figures.-- ISI Article Identifier: 000245853100001.-- ArXiv pre-print available: http://arxiv.org/pdf/0704.0594

in thunderstorms (2007)

S. Buitink, W. D. Apel, T. Asch, F. Badea, L. Bähren, K. Bekk, ...

Amplified radio emission from cosmic ray air showers

Radio detection of cosmic rays with LOPES (LOPES Collaboration) (2006)

Grupen,C., Apel,W.D., Asch,T., Badea,A.F., Bähren,L., Bekk,K., ...

Data taken with a radio antenna array in combination with the ground-level air shower experiment KASCADE-Grande at the Forschungszentrum Karlsruhe open up the possibility to measure large extensive...

Study of Leading Hadrons in Gluon and Quark Fragmentation (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The study of quark jets in e+e- reactions at LEP has demonstrated that the hadronisation process is reproduced well by the Lund string model. However, our understanding of gluon fragmentation is less...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

Search for Leptoquarks and FCNC in $e^{+} e^{-}$ annihilations at $\sqrt{s}$=183 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

A search for events with one jet and at most one isolated leptonused data taken at LEP-2 by the DELPHI detector.These data were accumulated at a center-of-mass energy of183 GeV and correspond to an...

Search for charginos nearly mass-degenerate with the lightest neutralino (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

Search for charginos nearly mass-degenerate with the lightest neutralino (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

Search for lightest neutralino and stau pair production in light gravitino scenarios with stau NLSP (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Aldeweireld, T., Alekseev, G D., ...

Promptly decaying lightest neutralinos and long-lived staus are searched for in the context of light gravitino scenarios. It is assumed that the stau is the next to lightest supersymmetric particle...

Search for charginos nearly mass-degenerate with the lightest neutralino (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies...

Single Intermediate Vector Boson Production in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 and 189 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The cross-sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52~pb$^{-1}$ and 154~pb$^{-1}$ collected by the DELPHI...

Single Intermediate Vector Boson Production in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 and 189 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The cross-sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52~pb$^{-1}$ and 154~pb$^{-1}$ collected by the DELPHI...

Single Intermediate Vector Boson Production in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 and 189 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The cross-sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52~pb$^{-1}$ and 154~pb$^{-1}$ collected by the DELPHI...

Masses, lifetimes and production rates of $\Xi-$ and $anti\Xi+$ at LEP 1 (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Measurements of the Xi- and anti-Xi+ masses, mass differences, lifetimes and lifetime differences are presented. The anti-Xi+ sample used is much larger than those used previously for such...

Study of double-tagged $\gamma\gamma$ events at LEP2 (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Double-tagged interactions of photons with virtualities Q^2 between 10GeV^2 and 200GeV^2 are studied with the data collected by DELPHI at LEP2 from 1998 to 2000, corresponding to an integrated...

Study of double-tagged $\gamma\gamma$ events at LEP2 (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Double-tagged interactions of photons with virtualities Q^2 between 10GeV^2 and 200GeV^2 are studied with the data collected by DELPHI at LEP2 from 1998 to 2000, corresponding to an integrated...

Study of double-tagged $\gamma\gamma$ events at LEP2 (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Double-tagged interactions of photons with virtualities Q^2 between 10GeV^2 and 200GeV^2 are studied with the data collected by DELPHI at LEP2 from 1998 to 2000, corresponding to an integrated...

Evidence for an excess of soft photons in hadronic decays of $Z^{0}$ (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Soft photons inside hadronic jets converted in front of the DELPHI main tracker (TPC) in events of qqbar disintegrations of the Z^0 were studied in the kinematic range 0.2 < E_gamma < 1 GeV and...

A Measurement of the Tau Hadronic Branching Ratios (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The exclusive and semi-exclusive branching ratios of the tau lepton hadronic decay modes (h- v_t, h- pi0 v_t, h- pi0 pi0 v_t, h- \geq 2pi0 v_t, h- \geq 3pi0 v_t, 2h- h+ v_t, 2h- h+ pi0 v_t, 2h- h+...

Search for excited leptons in $e^{+}e^{-}$ collisions at $\sqrt{s}=189-209 GeV$ (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for excited lepton production in e+e- collisions was performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies ranging from 189 GeV to 209 GeV,...

Determination of the b quark mass at the $M_Z$ scale with the DELPHI detector at LEP (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

An experimental study of the normalized three-jet rate of b quark events with respect to light quarks events (light= \ell \equiv u,d,s) has been performed using the CAMBRIDGE and DURHAM jet...

Search for neutral MSSM Higgs bosons at LEP (2006)

Schael, S, Barate, R, Brunelière, R, De Bonis, I, Décamp, D, Goy, C, ...

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric Standard Model (MSSM). The data of the four...

Study of double-tagged $\gamma\gamma$ events at LEP2 (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Double-tagged interactions of photons with virtualities Q^2 between 10GeV^2 and 200GeV^2 are studied with the data collected by DELPHI at LEP2 from 1998 to 2000, corresponding to an integrated...

A determination of the centre-of-mass energy at LEP2 using radiative two-fermion events (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Using e+e- -> mu+mu-(gamma) and e+e- -> qqbar(gamma) events radiative to the Z pole, DELPHI has determined the centre-of-mass energy, sqrt{s}, using energy and momentum constraint methods. The...

Single intermediate vector boson production in $e^{+}e^{-}$ collisions at $\sqrt{s}$ = 183 - 209 GeV (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The production of single charged and neutral intermediate vector bosons in e+e- collisions has been studied in the data collected by the DELPHI experiment at LEP at centre-of-mass energies between...

Search for $\eta_b$ in two-photon collisions at LEP II with the DELPHI detector (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The pseudoscalar meson \eta_b has been searched for in two-photon interactions at LEP II. The data sample corresponds to a total integrated luminosity of 617 pb^-1 at centre-of-mass energies ranging...

Search for neutral MSSM Higgs bosons at LEP (2006)

Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric standard model (MSSM). The data of the four...

A measurement of the tau hadronic branching ratios (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The exclusive and semi-exclusive branching ratios of the tau lepton hadronic decay modes (h^-nu_tau, h^-pi0nu_tau, h^-pi0pi0nu_tau, h^- >= 2pi0nu_tau, h^- >= 3pi0nu_tau, 2h^-h^+nu_tau,...

Determination of the b quark mass at the $M_Z$ scale with the DELPHI detector at LEP (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

An experimental study of the normalized three-jet rate of b quark events with respect to light quark events (light= l = u,d,s) has been performed using the CAMBRIDGE and DURHAM jet algorithms. The...

Determination of the b quark mass at the $M_Z$ scale with the DELPHI detector at LEP (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

An experimental study of the normalized three-jet rate of b quark events with respect to light quark events (light= l = u,d,s) has been performed using the CAMBRIDGE and DURHAM jet algorithms. The...

A measurement of the tau hadronic branching ratios (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The exclusive and semi-exclusive branching ratios of the tau lepton hadronic decay modes (h^-nu_tau, h^-pi0nu_tau, h^-pi0pi0nu_tau, h^- >= 2pi0nu_tau, h^- >= 3pi0nu_tau, 2h^-h^+nu_tau,...

Determination of the b quark mass at the $M_Z$ scale with the DELPHI detector at LEP (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

An experimental study of the normalized three-jet rate of b quark events with respect to light quark events (light= l = u,d,s) has been performed using the CAMBRIDGE and DURHAM jet algorithms. The...

A measurement of the tau hadronic branching ratios (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The exclusive and semi-exclusive branching ratios of the tau lepton hadronic decay modes (h^-nu_tau, h^-pi0nu_tau, h^-pi0pi0nu_tau, h^- >= 2pi0nu_tau, h^- >= 3pi0nu_tau, 2h^-h^+nu_tau,...

Radio emission of highly inclined cosmic ray air showers measured with LOPES - possibility for neutrino detection. (2006)

Petrovic, J., Apel, W.D., Badea, F., Bähren, L., Bekk, K., Bercuci, A., ...

9th Internat.Conf.on Topics in Astroparticle and Underground Physics, Zaragoza, E, September 10-14, 2005

Combined LOPES and KASCADE-Grande data analysis. (2006)

Haungs, A., Apel, W.D., Badea, F., Bähren, L., Bekk, K., Bercuci, A., ...

International Journal of Modern Physics A, 21(2006) S.182-86

Radio detection of cosmic rays with LOPES. (2006)

Horneffer, A., Apel, W.D., Badea, F., Bähren, L., Bekk, K., Bercuci, A., ...

International Journal of Modern Physics A, 21(2006) Suppl.1, S.168-81

Absolute calibration of the LOPES antenna system. (2006)

Nehls, S., Apel, W.D., Badea, F., Bähren, L., Bekk, K., Bercuci, A., ...

International Journal of Modern Physics A, 21(2006) Suppl.1, S.187-91

Measurement and Interpretation of Fermion-Pair Production at LEP energies above the Zo Resonance (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

This paper presents DELPHI measurements and interpretations of cross-sections, forward-backward asymmetries, and angular distributions, for the e+e- -> ffbar process for centre-of-mass energies above...

Comparison of measured and simulated lateral distributions for electrons and muons with KASCADE (2005)

Collaboration, KASCADE, Apel, W. D.

Lateral distributions for electrons and muons in extensive air showers measured with the array of the KASCADE experiment are compared to results of simulations based on the high-energy hadronic...

The measurement of $\alpha_{s}$ from event shapes with the DELPHI detector at the highest LEP energies (2005)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Hadronic event shape distributions are determined from data in e+e- collisions between 183 and 207 GeV. From these the strong coupling alpha_s is extracted in O(alpha_s^2), NLLA and matched...

The measurement of $\alpha_{s}$ from event shapes with the DELPHI detector at the highest LEP energies (2005)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Hadronic event shape distributions are determined from data in e+e- collisions between 183 and 207 GeV. From these the strong coupling alpha_s is extracted in O(alpha_s^2), NLLA and matched...

The measurement of $\alpha_{s}$ from event shapes with the DELPHI detector at the highest LEP energies (2005)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Hadronic event shape distributions are determined from data in e+e- collisions between 183 and 207 GeV. From these the strong coupling alpha_s is extracted in O(alpha_s^2), NLLA and matched...

Flavour Independent Searches for Hadronically Decaying Neutral Higgs Bosons (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

This paper describes flavour independent searches for hadronically decaying neutral Higgs bosons in the data collected by the DELPHI experiment at LEP, at centre-of-mass energies between 189 and 209...

Charged-particle multiplicity in three-jet events and two-gluon systems (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The charged particle multiplicity in hadronic three-jet events from Z decays is investigated. The topology dependence of the event multiplicity is found to be well described by a modified leading...

Production of $\Xi_{c}^{0}$ and $\Xi_{b}$ in Z decays and lifetime measurement of $\Xi_{b}$ (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The charmed strange baryon Xi_c^0 was searched for in the decay channel Xi_c^0 -> Xi- pi+, and the beauty strange baryon Xi_b in the inclusive channel Xi_b -> Xi- l- anti-nu X, using the 3.5 million...

Determination of heavy quark non-perturbative parameters from spectral moments in semileptonic B decays (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Moments of the hadronic invariant mass and of the lepton energy spectra in semileptonic B decays have been determined with the data recorded by the DELPHI detector at LEP. From measurements of the...

Precision Electroweak Measurements on the Z Resonance (2005)

Schael, S, Barate, R, Brunelière, R, Buskulic, Damir, De Bonis, I, Décamp, D, ...

We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...

Bose-Einstein correlations in $W^{+}W^{-}$ events at LEP2 (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Bose-Einstein correlations (BEC) between final state particles in the reaction e+e- -> W+W- -> q_1 anti-q_2 q_3 anti-q_4 have been studied. Data corresponding to a total integrated luminosity of 550...

Operation, calibration and accuracy of the Grande array of the KASCADE-Grande experiment (2005)

A. Chiavassa, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

The KASCADE-Grande experiment is in continuous and stable data taking since the beginning of 2004.The Grande array, made of 37 plastic scintillators detectors (10 m � each) placed at a distance of...

KASCADE (2005)

H. Ulrich, T. Antoni, W. D. Apel, A. F. Badea, K. Bekk, J. Blümer, ...

Reconstruction of energy spectra of elemental groups with

Measurement of the energy dependence of hadronic jet rates and the strong coupling $\alpha_{s}$ from the four-jet rate with the DELPHI detector at LEP (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Hadronic events from the data collected with the DELPHI detector at LEP within the energy range from 89 GeV to 209 GeV are selected, their jet rates are determined and compared to predictions of four...

Coherent soft particle production in Z decays into three jets (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Low-energy particle production perpendicular to the event plane in three-jet events produced in Z decays in e+e- annihilation is measured and compared to that perpendicular to the event axis in...

Searches for Neutral Higgs Bosons in Extended Models (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Searches for neutral Higgs bosons produced at LEP in association with Z bosons, in pairs and in the Yukawa process are presented in this paper. Higgs boson decays into b quarks, tau leptons, or other...

A Precise Measurement of the Tau Lifetime (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The tau lepton lifetime has been measured with the e+e- -> tau+tau- events collected by the DELPHI detector at LEP in the years 1991-1995. Three different methods have been exploited, using both...

Determination of the $e^+ e^- \to \gamma \gamma (\gamma)$ cross-section at LEP 2 (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A test of the benchmark QED process e+e- -> gamma gamma (gamma) is reported, using the data collected with the DELPHI detector at LEP 2. The data analysed were recorded at centre-of-mass energies...

Photon Events with Missing Energy in $e^{+}e^{-}$ Collisions at $\sqrt{s}$ = 130 to 209 GeV (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The production of single- and multi-photon events has been studied in the reaction e+e- -> gamma (gamma) + invisible particles. The data collected with the DELPHI detector during the years 1999 and...

Search for supersymmetric particles assuming R-parity non-conservation in $e^+e^-$ collisions at $\sqrt{s}$ = 192 to 208 GeV (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Searches for pair-production of supersymmetric particles under the assumption of non-conservation of R-parity with a dominant LLEbar or UbarDbarDbar term have been performed using the data collected...

Study of Tau-pair Production in Photon-Photon Collisions at LEP and Limits on the Anomalous Electromagnetic Moments of the Tau Lepton (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Tau-pair production in the process e+e- -> e+e-tau+tau- was studied using data collected by the DELPHI experiment at LEP2 during the years 1997 - 2000. The corresponding integrated luminosity is 650...

The measurement of $\alpha_s$ from event shapes with the DELPHI detector at the highest LEP energies (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Hadronic event shape distributions are determined from data in e+e- collisions between 183 and 207 GeV. From these the strong coupling alpha_s is extracted in O(alpha_s^2), NLLA and matched...

Search for fermiophobic Higgs bosons in final states with photons at LEP 2 (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Higgs boson production with subsequent decay to photons was searched for in the data collected by the DELPHI detector at centre-of-mass energies between 183 GeV and 209 GeV, corresponding to a total...

Search for single top production via FCNC at LEP at $\sqrt{s}$ = 189-208 GeV (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for single top production (e+e- -> t cbar) via Flavour Changing Neutral Currents (FCNC) was performed using the data taken by the DELPHI detector at LEP2. The data analysed have been...

Search for Charged Higgs Bosons at LEP in General Two Higgs Doublet Models (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for pair-produced charged Higgs bosons was performed in the data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189 GeV to 209 GeV. Five different final states,...

Search for $B^{0}_{s}-\overline{B^{0}_{s}}$ oscillations in DELPHI using high-$p_{t}$ leptons (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Oscillations in the B0_s - anti-B0_s system were studied in events selected from about 4.3 million hadronic Z^0 decays registered by DELPHI between 1992 and 2000. This paper presents updates of two...

Measurement of the $\Lambda_{b}^{0}$ Decay Form Factor (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The form factor of Lambda_b^0 baryons is estimated using 3.46 10^6 hadronic Z decays collected by the DELPHI experiment between 1992 and 1995. Charmed Lambda_c^+ baryons fully reconstructed in the...

Measurement of the Forward-Backward Asymmetries of $e^+ e^- \to Z \to b\bar{b}$ and $e^+ e^- \to Z \to c\bar{c}$ using prompt leptons (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The forward-backward asymmetries of the processes e+e- -> Z -> b bbar and e+e- -> Z -> c cbar were measured from a sample of hadronic Z decays collected by the DELPHI experiment between 1993 and...

Measurement of the W-pair Production Cross-section and W Branching Ratios in $e^+ e^-$ Collisions at $\sqrt{s}$ = 161-209 GeV (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

These final results on e+e- -> W+W- production cross-section measurements at LEP2 use data collected by the DELPHI detector at centre-of-mass energies up to 209 GeV. Measurements of total...

Search for SUSY in the AMSB scenario with the DELPHI detector (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The DELPHI experiment at the LEP e+e- collider collected almost 700 pb^-1 at centre-of-mass energies above the Z0 mass pole and up to 208 GeV. Those data were used to search for SUSY in the Anomaly...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Searches for HZ production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Measurement of |$V_{cb}$| using the semileptonic decay $\overline{B^{0}_{d}} \to D*^{+} l^{-}\overline{\nu}_{l}$ (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Data from Z decays in DELPHI have been searched for anti-B0d -> D*+ l- anti-nu_l with the D*+ decaying to D0 pi+ and D0 -> K- pi+, K- pi+ pi+ pi- or K- pi+ (pi0). These events are used to measure the...

A Precise Measurement of the $B^{+}, B^{0}$ and Mean b-hadron Lifetime with the DELPHI Detector at LEP I (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Final results from the DELPHI Collaboration on the lifetime of B+ and B0 mesons and the mean b-hadron lifetime, are presented using the data collected at the Z0 peak in 1994 and 1995. Elaborate,...

Search for $B_{s}^{0}_\overline{B_{s}^{0}}$ oscillations in DELPHI using high-$p_{t}$ leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Oscillations in the B0_s - anti-B0_s system were studied in events selected from about 4.3 million hadronic Z^0 decays registered by DELPHI between 1992 and 2000. This paper presents updates of two...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for H Z production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for H Z production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Search for $B_{s}^{0}_\overline{B_{s}^{0}}$ oscillations in DELPHI using high-$p_{t}$ leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Oscillations in the B0_s - anti-B0_s system were studied in events selected from about 4.3 million hadronic Z^0 decays registered by DELPHI between 1992 and 2000. This paper presents updates of two...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for H Z production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Search for $B_{s}^{0}_\overline{B_{s}^{0}}$ oscillations in DELPHI using high-$p_{t}$ leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Oscillations in the B0_s - anti-B0_s system were studied in events selected from about 4.3 million hadronic Z^0 decays registered by DELPHI between 1992 and 2000. This paper presents updates of two...

Determination of the e(+)e(-)→gamma gamma(gamma) cross-section at LEP 2 (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A test of the benchmark QED process e(+) e(-) →gammagamma(gamma) is reported, using the data collected with the DELPHI detector at LEP 2. The data analysed were recorded at centre-of-mass energies...

The measurement of alpha(8) from event shapes with the DELPHI detector at the highest LEP energies (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Hadronic event shape distributions are determined from data in e(+)e(-) collisions between 183 and 207 GeV. From these the strong coupling alpha(s) is extracted in O(alpha(s)(2)), NLLA and matched...

Precise measurement of the tau lifetime (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The tau lepton lifetime has been measured with the e(+) e(-) → tau(+) tau(-) events collected by the DELPHI detector at LEP in the years 1991 - 1995. Three different methods have been exploited,...

Search for fermiophobic Higgs bosons in final states with photons at LEP 2 (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Higgs boson production with subsequent decay to photons was searched for in the data collected by the DELPHI detector at centre-of-mass energies between 183 GeV and 209 GeV, corresponding to a total...

Search for charged Higgs bosons at LEP in general two Higgs doublet models (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189 GeV to 209 GeV. Five different final states,...

Search for single top production via FCNC at LEP at root s=189- 208 GeV (2004)

Abdallah, J., Abreu, R., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for single top production (e(+)e(-) → t (c) over bar) via flavour changing neutral currents (FCNC) was performed using the data taken by the DELPHI detector at LEP2. The data analyzed have...

b-tagging in DELPHI at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, T., ...

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which...

Final results from DELPHI on the searches for SM and MSSM neutral Higgs bosons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

These final results from DELPHI searches for the Standard Model (SM) Higgs boson, together with benchmark scans of the Minimal Supersymmetric Standard Model (MSSM) neutral Higgs bosons, used data...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for HZ production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Search for SUSY in the AMSB scenario with the DELPHI detector (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The DELPHI experiment at the LEP e (+) e(-) collider collected almost 700 pb(-1) at centre-of-mass energies above the Z(0) mass pole and up to 208 GeV. Those data were used to search for SUSY in the...

Measurement of vertical bar Vcb vertical bar using the semileptonic decay (B)d(0))over-bar → Dstar+l(-)(nu)over-barl (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Data from Z decays in DELPHI have been searched for [(B- d(o))over bar] → Dstar+ l(-) (ν) over bar (l) with the Dstar+ decaying to D(0)pi(+) and D-0 → K(-)pi(+), K(-)pi(+)pi(+)pi(- ) or...

Search for supersymmetric particles assuming R-parity non- conservation in e(+)e(-) collisions at root s=192 to 208 GeV (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for pair-production of supersymmetric particles under the assumption of non-conservation of R-parity with a dominant LL (E) over bar or (U) over bar(D) over bar(D) over bar term have been...

Study of tau-pair production in photon-photon collisions at LEP and limits on the anomalous electromagnetic moments of the tau lepton (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Tau-pair production in the process e(+)e(-) → e(+)e(-) tau(+)tau(-) was studied using data collected by the DELPHI experiment at LEP2 during the years 1997 - 2000. The corresponding integrated...

Measurement of the forward-backward asymmetries of e(+)e(-)→ Z → b(b)over-bar and e(+)e(-)→ Z → c(c)over-bar using prompt leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The forward-backward asymmetries of the processes e(+) e(-) → Z → b (b) over bar and e(+)e(-) → Z → c (c) over bar were measured from a sample of hadronic Z decays collected by the DELPHI...

A precise measurement of the B+, B-0 and mean b-hadron lifetime with the DELPHI detector at LEP I (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Final results from the DELPHI Collaboration on the lifetime of B+ and B-0 mesons and the mean b-hadron lifetime, are presented using the data collected at the Z(0) peak in 1994 and 1995. Elaborate,...

Measurement of the Lambda(0)(b) decay form factor (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The form factor of A(o)(b) baryons is estimated using 3.46 x 10(6) hadronic Z decays collected by the DELPM experiment between 1992 and 1995. Charmed A(c)(+) baryons fully reconstructed in the...

Measurement of the W-pair production cross-section and W branching ratios in e+ e - collisions at root s=161-209 GeV (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

These final results on e+ e - W+ W- production cross-section measurements at LEP2 use data collected by the DELPHI detector at centre-of-mass energies up to 209 GeV. Measurements of total...

Search for B-s(0)-(B-s(0))over-bar oscillations in DELPHI using high-p(t) leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Oscillations in the B-s(0)- [(B-s(0))over bar] system were studied in events selected from about 4.3 million hadronic Z(0) decays registered by DELPHI between 1992 and 2000. This paper presents...

Test of hadronic interaction models with KASCADE. (2004)

Milke, J., Antoni, T., Apel, W.D., Badea, A.F., Bekk, K., Bercuci, A., ...

33rd Internat.Symp.on Multiparticle Dynamics, Krakow, PL, September 5-11, 2003

Astrophysics of the knee in the cosmic ray energy spectrum. (2004)

Haungs, A., Antoni, T., Apel, W.D., Badea, F., Bekk, K., Bercuci, A., ...

33rd Internat.Symp.on Multiparticle Dynamics, Krakow, PL, September 5-11, 2003

The longitudinal development of showers induced by high-energy hadrons in an iron-sampling calorimeter. (2004)

Milke, J., Antoni, T., Apel, W.D., Badea, F., Bekk, K., Bercuci, A., ...

13th Internat.Symp.on Very High Energy Cosmic Ray Interactions, Pylos, GR, September 6-12, 2004

KASCADE: astrophysical results and tests of hadronic interaction models. (2004)

Haungs, A., Antoni, T., Apel, W.D., Badea, A.F., Bekk, K., Bercuci, A., ...

13th Internat.Symp.on Very High Energy Cosmic Ray Interactions, Pylos, GR, September 6-12, 2004

The KASCADE-Grande experiment and the LOPES project. (2004)

Badea, A.F., Antoni, T., Apel, W.D., Bekk, K., Blümer, H., Bozdog, H., ...

Cosmic Ray Internat.Seminar (CRIS), Catania, I, May 31 - June 4, 2004

Searches for supersymmetric particles in $e^{+} e^{-}$ collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

A measurement of the branching fractions of the b-quark into charged and neutral b-hadrons (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The production fractions of charged and neutral b-hadrons in b-quark events from Z0 decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

Measurement of the $e^+ e^- \to W^+ W^-\gamma$ Cross-section and Limits on Anomalous Quartic Gauge Couplings with DELPHI (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

W+W-gamma production at LEP2 is studied using data collected with the DELPHI detector at centre-of-mass energies between 189 GeV and 209 GeV, corresponding to an integrated luminosity of about 600...

b-tagging in DELPHI at LEP (2003)

Abdallah, J, Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, T, ...

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which...

The $\eta_c$(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

eta_c(2980) production in gammagamma interactions has been detected via its decays into K0_sK+-pi-+, K+K-K+K- and K+K-pi+pi- in the data taken with the DELPHI detector at LEP1 and LEP2 energies. The...

Measurement of Inclusive $f_1$(1285) and $f_1$(1420) Production in Z Decays with the DELPHI Detector (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

DELPHI results are presented on the inclusive production of two (K Kbar pi)^0 states in the mass region 1.2-1.6 GeV/c^2 in hadronic Z decays at LEP I. The measured masses (widths) are 1274 +/- 6...

Study of Inclusive $J/\psi$ Production in Two-Photon Collisions at LEP II with the DELPHI Detector (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reactions gammagamma → J/psi + X is seen. The number of observed...

ZZ production in $e^{+}e^{-}$ interactions at $\sqrt{s}$ = 183 - 209 GeV (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e+e- collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an...

Search for resonant nu production at square root s= 183 to 208 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for resonant nu production in e/sup +/e/sup -/ collisions under the assumption that R-parity is not conserved and that the dominant R-parity violating coupling is lambda /sub 121/or lambda...

Inclusive b Decays to Wrong Sign Charmed mesons (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The production of wrong sign charmed mesons b -> Dbar_(s)X, D_(s) = (D0, D+, Ds), is studied using the data collected by the DELPHI experiment in the years 1994 and 1995. Charmed mesons in Z -> bbbar...

Final results from DELPHI on the searches for SM and MSSM Neutral Higgs bosons (2003)

Abdallah, J, Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, ...

These final results from DELPHI searches for the Standard Model (SM) Higgs boson, together with benchmark scans of the Minimal Supersymmetric Standard Model (MSSM) neutral Higgs bosons, used data...

A study of the energy evolution of event shape distributions and their means with the DELPHI detector at LEP (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Infrared and collinear safe event shape distributions and their mean values are determined in e+e− collisions at centre-of-mass energies between 45 and 202 GeV. A phenomenological analysis...

Search for resonant $\widetilde\nu$ production at $\sqrt{s}$ = 183 to 208 GeV (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Searches for resonant ~nu production in e+e collisions under the assumption that R-parity is not conserved and that the dominant R-parity violating coupling is lambda121 or lambda131 used data...

Searches for supersymmetric particles in e$^+$e$^-$ collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

The $\eta_c$(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta_c(2980) production in gamma-gamma interactions has been detected via its decays into K0_s K+/- pi-/+, K+ K- K+ K- and K+ K- pi+ pi- in the data taken with the DELPHI detector at LEP1 and LEP2...

A measurement of the branching fractions of the b-quarks into charged and neutral b-hadrons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b-quark events from Z0 decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

ZZ production in $e^+e^-$ interactions at $\sqrt{s}$ = 183-209 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e+e collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an integrated...

Measurement of inclusive $f_{1}$(1285) and $f_{1}$(1420) production in Z decays with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K Kbar pi)^0 states in the mass region 1.2-1.6 GeV/c^2 in hadronic Z decays at LEP I. The measured masses (widths) are 1274+-6 MeV/c^2...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gamma gamma -> J/psi+X is seen. The number of observed N(J/psi ->...

Search for $\mbox{B}^0_s-\overline{\mbox{B}^0_s}$ oscillations and a measurement of $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ oscillations using events with an inclusively reconstructed vertex (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the $\mbox{B}^0_s-\overline{\mbox{B}^0 _s}$ and $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ systems were studied using a sample of about 4.0 million hadronic Z decays...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for an LSP gluino at LEP with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino (\glui) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of the...

Search for Doubly Charged Higgs Bosons at LEP2 (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

A measurement of the branching fractions of the b-quarks into charged and neutral b-hadrons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b-quark events from Z0 decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

Searches for supersymmetric particles in e$^+$e$^-$ collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

The $\eta_c$(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta_c(2980) production in gamma-gamma interactions has been detected via its decays into K0_s K+/- pi-/+, K+ K- K+ K- and K+ K- pi+ pi- in the data taken with the DELPHI detector at LEP1 and LEP2...

ZZ production in $e^+e^-$ interactions at $\sqrt{s}$ = 183-209 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e+e collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an integrated...

Measurement of inclusive $f_{1}$(1285) and $f_{1}$(1420) production in Z decays with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K Kbar pi)^0 states in the mass region 1.2-1.6 GeV/c^2 in hadronic Z decays at LEP I. The measured masses (widths) are 1274+-6 MeV/c^2...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gamma gamma -> J/psi+X is seen. The number of observed N(J/psi ->...

Search for $\mbox{B}^0_s-\overline{\mbox{B}^0_s}$ oscillations and a measurement of $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ oscillations using events with an inclusively reconstructed vertex (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the $\mbox{B}^0_s-\overline{\mbox{B}^0 _s}$ and $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ systems were studied using a sample of about 4.0 million hadronic Z decays...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for an LSP gluino at LEP with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino (\glui) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of the...

Search for Doubly Charged Higgs Bosons at LEP2 (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

A measurement of the branching fractions of the b-quarks into charged and neutral b-hadrons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b-quark events from Z0 decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

Searches for supersymmetric particles in e$^+$e$^-$ collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

The $\eta_c$(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta_c(2980) production in gamma-gamma interactions has been detected via its decays into K0_s K+/- pi-/+, K+ K- K+ K- and K+ K- pi+ pi- in the data taken with the DELPHI detector at LEP1 and LEP2...

ZZ production in $e^+e^-$ interactions at $\sqrt{s}$ = 183-209 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e+e collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an integrated...

Measurement of inclusive $f_{1}$(1285) and $f_{1}$(1420) production in Z decays with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K Kbar pi)^0 states in the mass region 1.2-1.6 GeV/c^2 in hadronic Z decays at LEP I. The measured masses (widths) are 1274+-6 MeV/c^2...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gamma gamma -> J/psi+X is seen. The number of observed N(J/psi ->...

Search for $\mbox{B}^0_s-\overline{\mbox{B}^0_s}$ oscillations and a measurement of $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ oscillations using events with an inclusively reconstructed vertex (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the $\mbox{B}^0_s-\overline{\mbox{B}^0 _s}$ and $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ systems were studied using a sample of about 4.0 million hadronic Z decays...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for an LSP gluino at LEP with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino (\glui) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of the...

Search for Doubly Charged Higgs Bosons at LEP2 (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

Measurement of the branching fractions of the b-quark into charged and neutral b-hadrons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b- quark events from Z(0) decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

A study of the energy evolution of event shape distributions and their means with the DELPHI detector at LEP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Infrared and collinear safe event shape distributions and their mean values are determined in e(+)e(-) collisions at centre-of- mass energies between 45 and 202GeV. A phenomenological analysis based...

Inclusive b decays to wrong sign charmed mesons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production of wrong sign charmed mesons b → (D) over bar X-(s), D-(s) = (D-0, D+, D-s), is studied using the data collected by the DELPHI experiment in the years 1994 and 1995. Charmed mesons...

Measurement of inclusive f(1) (1285) and f(1) (1420) production in Z decays with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K(K) over bar π)(0) states in the mass region 1.2-1.6 GeV/c(2) in hadronic Z decays at LEP I. The measured masses (widths) are 1274...

Measurement of the e+e-→ W+W- gamma cross-section and limits on anomalous quartic gauge couplings with DELPHI (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

W(+)W(-)gamma production at LEP2 is studied using data collected with the DELPHI detector at centre-of-mass energies between 189 GeV and 209 GeV, corresponding to an integrated luminosity of about...

Search for an LSP gluino at LEP with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino ((g) over tilde) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of...

Search for B-s(0)-(B-s(0))over-bar oscillations and a measurement of B-d(0)-(B-d(0))over-bar oscillations using events with an inclusively reconstructed vertex (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the B-s(0) - [(B-s(0))over bar], and B-d(0) - [(B-d(0))over bar] systems were studied using a sample of about 4.0 million hadronic Z decays recorded by the DELPHI...

Search for doubly charged Higgs bosons at LEP2 (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest supersymmetric particle is the gravitino, is presented....

Searches for supersymmetric particles in e(+)e(-) collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gammagamma → J/psi + X is seen. The number of observed N(J/psi →...

The eta(c)(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta(c)(2980) production in gammagamma interactions has been detected via its decays into K(s)(0)K(-/+)pi(-/+), K+K-K+K- and K(+)K(-)pi(+)pi(-) in the data taken with the DELPHI detector at LEP1 and...

ZZ production in e(+) e(-) interactions at root s=183-209 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e(+)e(-) collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an...

The information from muon arrival time distributions of high-energy EAS as measure with the KASCADE detector (2003)

T. Antonia, W.D. Apel, A.F. Badea, K. Bekk, A. Bercuci, H. Blümer, ...

Using the fafi3fifipRU of the KASCADE Centra Detector extensiveat showers (EAS) muonaonp4fi time distributions, observed with reference to theaepU;fi time of the firstlocaZ; registered muon,ao...

Muon density spectra as probe of the muon component at air-shower simulations. (2003)

Haungs, A., Antoni, T., Apel, W.D., Badea, F., Bekk, K., Bercuci, A., ...

12th Internat.Symp.on Very High Energy Cosmic Ray Interactions (XII ISVHECRI), CERN, Geneve, CH, July 15-20, 2002

Test of hadronic interaction models with the KASCADE hadron calorimeter. (2003)

Milke, J., Antoni, T., Apel, W.D., Badea, F., Bekk, K., Bercuci, A., ...

12th Internat.Symp.on Very High Energy Cosmic Ray Interactions (XII ISVHECRI), CERN, Geneve, CH, July 15-20, 2002

Energy spectra of cosmic rays in the knee region. (2003)

Ulrich, H., Antoni, T., Apel, W.D., Badea, F., Bekk, K., Bercuci, A., ...

12th Internat.Symp.on Very High Energy Cosmic Ray Interactions (XII ISVHECRI), CERN, Geneve, CH, July 15-20, 2002

On the hadronic component of extensive air showers. (2003)

Hörandel, J.R., Antoni, T., Apel, W.D., Badea, F., Bekk, K., Bercuci, A., ...

12th Internat.Symp.on Very High Energy Cosmic Ray Interactions (XII ISVHECRI), CERN, Geneve, CH, July 15-20, 2002

Status of the KASCACDE-Grande experiment. (2003)

Kampert, K.H., Antoni, T., Apel, W.D., Badea, F., Bekk, K., Bercuci, A., ...

12th Internat.Symp.on Very High Energy Cosmic Ray Interactions (XII ISVHECRI), CERN, Geneve, CH, July 15-20, 2002

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for $\mbox{B}^0_s- \overline{\mbox{B}^0_s}$ oscillations and a measurement of $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ oscillations using events with an inclusively reconstructed vertex (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Neutral B meson oscillations in the $\mbox{B}^0_s-\overline{B^0_s}$ and $B^0_d-\overline{B^0_d}$ systems were studied using a sample of about 4.0 million hadronic Z decays recorded by the DELPHI...

Search for an LSP gluino at LEP with the DELPHI detector (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

In some supersymmetric models, the gluino (\glui) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of the...

Search for Doubly Charged Higgs Bosons at LEP2 (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

Rapidity-Alignment and $mrm{p}_T$ Compensation of Particle Pairs in Hadronic $Z^0$ Decays (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Observation is made of rapidity-alignment of \KK and \pp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark. The \KK and...

Rapidity-Alignment and $P_T$ Compensation of Particle Pairs in Hadronic $Z^0$ Decays (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of \KK and \pp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark. The \KK and...

Searches for neutral Higgs bosons in $e^+ e^-$ collisions from $\sqrt{s}$ = 191.6 to 201.7 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model ({\sc SM}) and the Minimal Supersymmetric Standard Model ({\sc MSSM}) were searched for in the data collected in 1999 by the DELPHI experiment at...

Search for Charged Higgs Bosons in $e^+ e^-$ Collisions at $\sqrt{s}$=189-202 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189~GeV to 202~GeV\@. The three...

Rapidity-Alignment and $P_T$ Compensation of Particle Pairs in Hadronic $Z^0$ Decays (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of \KK and \pp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark. The \KK and...

Searches for neutral Higgs bosons in $e^+ e^-$ collisions from $\sqrt{s}$ = 191.6 to 201.7 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model ({\sc SM}) and the Minimal Supersymmetric Standard Model ({\sc MSSM}) were searched for in the data collected in 1999 by the DELPHI experiment at...

Search for Charged Higgs Bosons in $e^+ e^-$ Collisions at $\sqrt{s}$=189-202 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189~GeV to 202~GeV\@. The three...

Rapidity-Alignment and $P_T$ Compensation of Particle Pairs in Hadronic $Z^0$ Decays (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of \KK and \pp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark. The \KK and...

Searches for neutral Higgs bosons in $e^+ e^-$ collisions from $\sqrt{s}$ = 191.6 to 201.7 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model ({\sc SM}) and the Minimal Supersymmetric Standard Model ({\sc MSSM}) were searched for in the data collected in 1999 by the DELPHI experiment at...

Search for Charged Higgs Bosons in $e^+ e^-$ Collisions at $\sqrt{s}$=189-202 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189~GeV to 202~GeV\@. The three...

Rapidity-alignment and p(T) compensation of particle pairs in hadronic Z(0) decays (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of K+K- and (p) over barp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark....

Search for charged Higgs bosons in e(+)e(-) collisions root s=189-202 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189 GeV to 202 GeV. The three...

Searches for neutral Higgs bosons in e(+)e(-), collisions from root s=191.6 to 201.7 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model (SM) and the Minimal Supersymmetric Standard Model (MSSM) were searched for in the data collected in 1999 by the DELPHI experiment at centre-of- mass...

Studies of the sensitivity of muon arrival time distributions measured by KASCADE. (2002)

Apel, W.D.

18th European Cosmic Ray Symp. (ECRS), Moskva, Russia, July 8-12, 2002

Searches for neutral Higgs bosons in $e^+ e^-$ collisions from $\sqrt{s}$ = 191.6 to 201.7 GeV (2001)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Neutral Higgs bosons of the Standard Model ({\sc SM}) and the Minimal Supersymmetric Standard Model ({\sc MSSM}) were searched for in the data collected in 1999 by the DELPHI experiment at...

Search for technicolor with DELPHI (2001)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles $\rho_T$ and $\pi_T$ have been performed in the data collected...

Search for Charged Higgs Bosons in $e^{+} e^{-}$ Collisions at $\sqrt{s}$=189-202 GeV (2001)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189~GeV to 202~GeV\@. The three...

Single Intermediate Vector Boson Production in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 and 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The cross-sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52~pb$^{-1}$ and 154~pb$^{-1}$ collected by the DELPHI...

Single Intermediate Vector Boson Production in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 and 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The cross-sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52~pb$^{-1}$ and 154~pb$^{-1}$ collected by the DELPHI...

A Measurement of the Tau Topological Branching Ratios (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive tau branching ratios for decay modes containing one, three, or five charged particles have been performed, giving...

Measurement of the Mass and Width of the W Boson in $e^+ e^-$ Collisions at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A measurement of the W mass and width has been performed by the DELPHI collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb^{-1} and an average...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Measurement of $V_{cb}$ from the decay process $\bar{B^0} \to D^{*+} \ell^- \bar{\nu}$ (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...

Search for the Standard Model Higgs boson at LEP in the year 2000 (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for the Standard Model Higgs boson have been performed in the data collected by the DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and...

Measurement of Trilinear Gauge Boson Couplings $WWV, (V \equiv Z, \gamma)$ in $e^+ e^-$ Collisions at 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Update of the search for supersymmetric particles in scenarios with Gravitino LSP and Sleptons NLSP (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...

Search for sleptons in $e^+ e^-$ collisions at $\sqrt{s}$= 183 to 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Data taken by the {\tt DELPHI} experiment at centre-of-mass energies of 183~\GeV\ and 189~\GeV\ with a total integrated luminosity of 212 pb$^{-1} have been used to search for the supersymmetric...

Search for technicolor with DELPHI (2001)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles $\rho_T$ and $\pi_T$ have been performed in the data collected...

A Measurement of the Tau Topological Branching Ratios (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive tau branching ratios for decay modes containing one, three, or five charged particles have been performed, giving...

Measurement of the Mass and Width of the W Boson in e$^+$e$^-$ Collisions at $\sqrt(s)$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the W mass and width has been performed by the DELPHI collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb^{-1} and an average...

Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...

Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Study of Dimuon Production in Photon-Photon Collisions and Measurement of QED Photon Structure Functions at LEP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Muon pair production in the process $e^+e^-\to e^+e^-\mu^+\mu^-$ is studied using the data taken at LEP1 ($\sqrt{s}\simeq m_Z$) with the DELPHI detector during the years 1992-1995. The corresponding...

Search for Spontaneous R-parity violation at $\sqrt{s}$ = 183 GeV and 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for spontaneous $R$-parity violating signals at $\sqrt{s}=183$\,GeV and \mbox{$\sqrt{s}=189$\,GeV} have been performed using 1997 and 1998 DELPHI data, under the assumption of $R$-parity...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Search for R-parity violation with a $\bar{U} \bar{D} \bar{D}$ coupling at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of gauginos and squarks in $e^{+} e^{-}$ collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158...

Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...

Measurement of the Mass and Width of the W Boson in e$^+$e$^-$ Collisions at $\sqrt(s)$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the W mass and width has been performed by the DELPHI collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb^{-1} and an average...

A Measurement of the Tau Topological Branching Ratios (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive tau branching ratios for decay modes containing one, three, or five charged particles have been performed, giving...

Search for technicolor with DELPHI (2001)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles $\rho_T$ and $\pi_T$ have been performed in the data collected...

Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...

Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Study of Dimuon Production in Photon-Photon Collisions and Measurement of QED Photon Structure Functions at LEP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Muon pair production in the process $e^+e^-\to e^+e^-\mu^+\mu^-$ is studied using the data taken at LEP1 ($\sqrt{s}\simeq m_Z$) with the DELPHI detector during the years 1992-1995. The corresponding...

Search for Spontaneous R-parity violation at $\sqrt{s}$ = 183 GeV and 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for spontaneous $R$-parity violating signals at $\sqrt{s}=183$\,GeV and \mbox{$\sqrt{s}=189$\,GeV} have been performed using 1997 and 1998 DELPHI data, under the assumption of $R$-parity...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Search for R-parity violation with a $\bar{U} \bar{D} \bar{D}$ coupling at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of gauginos and squarks in $e^{+} e^{-}$ collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158...

Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...

Measurement of the Mass and Width of the W Boson in e$^+$e$^-$ Collisions at $\sqrt(s)$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the W mass and width has been performed by the DELPHI collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb^{-1} and an average...

A Measurement of the Tau Topological Branching Ratios (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive tau branching ratios for decay modes containing one, three, or five charged particles have been performed, giving...

Search for technicolor with DELPHI (2001)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles $\rho_T$ and $\pi_T$ have been performed in the data collected...

Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...

Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Study of Dimuon Production in Photon-Photon Collisions and Measurement of QED Photon Structure Functions at LEP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Muon pair production in the process $e^+e^-\to e^+e^-\mu^+\mu^-$ is studied using the data taken at LEP1 ($\sqrt{s}\simeq m_Z$) with the DELPHI detector during the years 1992-1995. The corresponding...

Search for Spontaneous R-parity violation at $\sqrt{s}$ = 183 GeV and 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for spontaneous $R$-parity violating signals at $\sqrt{s}=183$\,GeV and \mbox{$\sqrt{s}=189$\,GeV} have been performed using 1997 and 1998 DELPHI data, under the assumption of $R$-parity...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Search for R-parity violation with a $\bar{U} \bar{D} \bar{D}$ coupling at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of gauginos and squarks in $e^{+} e^{-}$ collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158...

Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...

Search for technicolor with DELPHI (2001)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents, a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches fur technicolor particles rho (T) and pi (T) have been performed in the, data collected...

Measurement of the Tau topological branching ratios (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive T branching ratios for decay modes containing one, three, or five charged particles have been performed, giving the...

Measurement of the mass and width of the W boson in e(+)e(-) collisions at root s=189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the FV mass and width has been performed by the DELPHI Collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb(-1) and an average...

Measurement of the semileptonic b branching fractions and average b mixing parameter in Z decays (2001)

Abreu, P., Adam, W., Adyc, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The semileptonic branching fractions for primary and cascade b decays BR(b → l(-)), BR(b → c → l(+)) and BR(b → (c) over bar → l(-) were measured in hadronic Z decays collected by the...

Measurement of the ZZ cross-section in e(+)e(-) interactions at 183-189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Measurements of on-shell ZZ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies roots = 182.6 GeV and 188.6 GeV, respectively. Results obtained in...

Measurement of trilinear gauge boson couplings WWV, (V Z,gamma) in e(+)e(-) collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings WW gamma and WWZ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189 GeV and combined with DELPHI data at 183...

Measurement of V-cb from the decay process (B)over-bar(0)→ D(*+)l(-)(nu)over-bar (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of \V-cb\ and of the branching ratio BR([(Bover bar](0)→ D(+*)l(-)[([nu])over bar](l)) has been performed using a sample of about 5000 semileptonic decays (B) over bar (0)...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublers Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Search for neutralino pair production at root s = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of- mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for R-parity violation with a (U)over-bar(D)over- bar(D)over-bar coupling at root s approximate to 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for pair production of gauginos and squarks in e(+)e(- ) collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158 pb(-1)...

Search for sleptons in e(+)e(-) collisions at root s=183 to 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Data taken by the DELPHI experiment at centre-of-mass energies of 183 GeV and 189 GeV with a total integrated luminosity of 212 pb(-1) have been used to search for the supersymmetric partners of the...

Search for spontaneous R-parity violation at root s=183 GeV and 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for spontaneous R-parity-violating signals at roots = 183 GeV and roots = 189 GeV have been performed using the 1997 and 1998 DELPHI data, under the assumption of R-parity breaking in the...

Search for the Standard Model Higgs boson at LEP in the year 2000 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for the Standard Model Higgs boson have been performed in the data collected by the. DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and 209 GeV...

Single intermediate vector boson production in e(+)e(-) collisions at root s=183 and 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The cross sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52 pb(-1) and 154 pb(-1) collected by the experiment at...

Study of dimuon production in photon-photon collisions and measurement of QED photon structure functions at LEP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Muon pair production in the process e(+)e(-) → e(+)e(-)mu (+)mu (-) is studied using the data taken at LEP1 (roots similar or equal to m(Z)) with the DELPHI detector during the years 1992-1995. The...

Update of the search for supersymmetric particles in scenarios with gravitino LSP and sleptons NLSP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...

A layer of streamer tube detectors for the measurement of muons in the KASCADE central detector (2001)

T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, H. Blümer, ...

For an improved detection of cosmic ray muons with a threshold of 2.4 GeV, the KASCADE Central Detector has been upgraded with a new detector component built of limited streamer tubes. Combined with...

Attenuation and Absorption Lengths of EAS measured with the KASCADE Experiment (2001)

G. Maier, T. Antoni, W.D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

An analysis of attenuation and absorption lengths of the electron number using data of the KASCADE air shower experiment is presented. The following methods are used to determine these quantities:...

The primary energy spectrum of cosmic rays obtained by muon density measurements at KASCADE (2001)

A. Haungs, T. Antoni, W. D. Apel, F. Badea, K. Bekk, B. Vulpescu, ...

Spectra of local muon densities in high-energy extensive air-showers (EAS) are presented as signature of the primary cosmic ray energy spectrum in the knee region. The KASCADE central detector, with...

KASCADE-Grande: a conclusive experiment on the knee (2001)

M. Bertaina, T. Antoni, W. D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

We present the status and capabilities of the Extensive Air Shower experiment (KASCADE-Grande) which is being realized at Forschungszentrum Karlsruhe through a large collecting area (0.5 km )...

Large Muon Tracking Detector in the KASCADE EAS Experiment (2001)

J. Zabierowski, T. Antoni, W.D. Apel, F. Badea, K. Bekk, A. Bercuci, ...

Accurate measurements of the muon component in EAS are particularily important for determination of the primary CR spectrum and composition. Multiparameter analysis possibilities in KASCADE have been...

Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Study of Dimuon Production in Photon-Photon Collisions and Measurement of QED Photon Structure Functions at LEP (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Muon pair production in the process $e^+e^-\to e^+e^-\mu^+\mu^-$ is studied using the data taken at LEP1 ($\sqrt{s}\simeq m_Z$) with the DELPHI detector during the years 1992-1995. The corresponding...

Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...

Search for Spontaneous R-parity violation at $\sqrt{s}$ = 183 GeV and 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for spontaneous $R$-parity violating signals at $\sqrt{s}=183$\,GeV and \mbox{$\sqrt{s}=189$\,GeV} have been performed using 1997 and 1998 DELPHI data, under the assumption of $R$-parity...

Search for R-parity violation with a $\overline{U}\overline{D}\overlin e{D}$ coupling at $\sqrt{s}$=189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Searches for pair production of gauginos and squarks in $e^{+} e^{-}$ collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158...

A search for invisible Higgs bosons produced in $e^{+} e^{-}$ interactions up to $\sqrt{s}$ = 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for {\mbox{$ {\mathrm H} {\mathrm Z} $}} production d with the Higgs boson decaying into an invisible final state have been performedd the data collected by the DELPHI experimentd up to the...

Search for the sgoldstino at $\sqrt{s}$ from 189 to 202 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S$\gLWahlen, H

Study of $B^0_s - \overline{B^0_s}$ oscillations and $B^0_s$ lifetimes using hadronic decays of $B^0_s$ mesons (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The combination of these results with those obtained using $\mathrm{\rm{D}_{s}^{\pm}} \ell^{\mp}$ sample gives: %\cite{ref:dsl} \bes \ba{c} \dms > 4.9~\mbox{ps}^{-1}~\mbox{at the 95\% C.L.} \\...

Search for supersymmetric partners of top and bottom quarks at $\sqrt{s}$= 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...

Determination of the $e^+ e^- \to \gamma \gamma(\gamma)$ cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A test of the QED process \eeintogg(\fot) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest ener\-gies achieved at LEP, reaching 202 GeV in the...

Limits on the Masses of Supersymmetric Particles at $\sqrt{s}$=189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Rapidity-Rank Structure of $p\overline{p}$ Pairs in Hadronic $Z^{0}$ Decays (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The rapidity-rank structure of \ppb pairs is used to analyze the mechanism of baryon production in hadronic \zz decay. The relative occurrence of the rapidity-ordered configuration \pmpb, where $M$...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge>the same hemisphere, selected from about 3.6...

Search for SUSY with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$=189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for pair production of supersymmetric particlesunder the assumption that $R$--parity is not conserved are presented,based on data recorded by the DELPHI detector in 1998from e$^{+}$e$^{-}$...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189~GeVhave been used to update the search for charginos nearly mass-degenerate withthe lightest supersymmetric particle, which is...

Measurement and Interpretation of Fermion-Pair Production at LEP Energies of 183 and 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

An analysis of the data collected in 1997 and 1998 with the DELPHIdetector at $e^+e^-$ collision energies close to 183 and 189GeV was performed in order to extract the hadronic and leptonic...

Cross-Sections and Leptonic Forward-Backward Asymmetries from the $Z^0$ Running of LEP (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Alekseev, G D, Alemany, R, ...

During 1993 and 1995 LEP was run at 3 energies near the Z$^0$ peak in order to give improved measurements of the mass and width of the resonance. During 1994, LEP operated only at the Z$^0$peak. In...

Measurement of the $\overline{B} \to D^{(*)}\pi l\overline{\nu}_l$ Branching Fraction (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

A study of $b$ semileptonic decays into $D$, $D\pi^{\pm}$ and $D^*\pi^{\pm}$ final states is presented.The $D^0$, $D^+$ and $D^{*+}$ mesons are exclusively reconstructed in $Z$ decay data recorded...

W pair production cross-section and W branching fractions in $e^{+}e^{-}$ interactions at 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$has been measured with the data sample collected by DELPHIat an average centre-of-mass energy of 189~GeV andcorresponding to an integrated...

Searches for Neutral Higgs Bosons in $e^+ e^-$ Collisions around $\sqrt{s}$ = 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for neutral Higgs bosons in the Standard Model and the MSSM havebeen performed using data collected by the DELPHI experiment at acentre-of-mass energy of 188.7 GeV, corresponding toan...

A Study of the Lorentz Structure in $\tau$ Decays (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

This paper describes a measurement of the Michel parameters, $\eta$, $\rho$, $\xi$, $\xi \delta$, and the average $\nu_{\tau}$helicity, $h_{\nu_{\tau}}$, in $\tau$ lepton decays together withthe...

Search for Heavy Stable and Long-Lived Particles in $e^{+}e^{-}$ Collisions at $\sqrt{s}$=189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A search for stable and long-lived heavy charged particles was performed using the data taken by the DELPHI experiment at an energy of 189 GeV. The Cherenkov light detected in the Ring Imaging...

Determination of |$V_{ub}$|/|$V_{cb}$| with DELPHI at LEP (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The ratio of the CKM quark-mixing matrix elements |V_{ub}|/|V_{cb}|has been measured using B hadron semileptonic decays.The analysis is based on a novel technique, recently proposed by theoreticians,...

Photon Events with Missing Energy at $\sqrt{s}$= 183 to 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The production of single photons has been studiedin the reaction e+e- --> gamma+ invisible particles at centre-of-mass energies of 183~GeV and 189~GeV.A previously published analysis of events with...

Charged and Identified Particles in the Hadronic Decay of W Bosons and in $e^{+}e^{-} \to q\overline{q}$ from 130 to 200 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Inclusive distributions of charged particles in hadronic Wdecays are experimentally investigated using the statisticscollected by the DELPHI experiment at LEP during 1997, 1998and 1999, at...

Search for supersymmetric particles in scenarios with gravitino LSP and stau NLSP (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Sleptons, neutralinos and charginos were searched for in the context of scenarios where the lightest supersymmetric particle isthe gravitino.It was assumed that the stau is the next-to-lightest...

Identified Charged Particles in Quark and Gluon Jets (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A sample of 2.2 million hadronic \z decays, selected fythe {\sc Delphi} detector at {\sc Lep} during 1994-199nimprovedmeasurement of inclusive distributions of \pie, \kp anrantiparticles in gluon and...

Search for charginos in $e^+ e^-$ interactions at $\sqrt{s}$= 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

An update of the searches for charginos and gravitinodon a data sample corresponding to the 158 pb$^{-1}$ rIdetector in 1998, at a centre-of-mass energy of 18asignal was found. The lower mass limits...

Inclusive $\Sigma^{-}$ and $\Lambda(1520)$ production in hadronic Z decays (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Production of $\sm$ and $\lft$ in hadronic Z decays has been measuredusing the \delphi detector at \lep. The $\sm$ is directly reconstructed as acharged track in the \delphi microvertex detector and...

Hadronization properties of b quarks compared to light quarks in $e^{+}e^{-} \to q\overline{q}$ from 183 to 200 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The DELPHI detector at LEP has collected 54 pb$^{-1}$ of dataat a centre-of-mass energy around 183 GeV during 1997,158 pb$^{-1}$ around 189 GeV during 1998,and 187 pb$^{-1}$ between 192 and 200 GeV...

Consistent Measurements of $\alpha_{s}$ from Precise Oriented Event Shape Distributions (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

An updated analysis using about 1.5 million events recorded at $\sqrt{s} =M_Z$ with the DELPHI detector in 1994 is presented. Eighteen infrared and collinear safe event shape observables are measured...

Study of $B^0_s - \overline{B^0_s}$ oscillations and $B^0_s$ lifetimes using hadronic decays of $B^0_s$ mesons (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Oscillations of $\mbox{B}^0_{\mathrm{s}}$ mesons have been studied in samples selected from about 3.5 million hadronic $\Zz$ decays detected by DELPHI betwee. One analysis uses events in the...

Charged and Identified Particles in the Hadronic Decay of W Bosons and in $e^{+} e^{-} \to q\overline{q}$ from 130 to 200 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Inclusive distributions of charged particles in hadronic Wdecays are experimentally investigated using the statisticscollected by the DELPHI experiment at LEP during 1997, 1998and 1999, at...

Search for supersymmetric partners of top and bottom quarks at $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...

Upper Limit for the Decay $B^{-} \to \tau^{-}\overline{\nu}_{\tau}$ and Measurement of the $b \to \tau\overline{\nu}_{\tau}X$ Branching Ratio (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Using the data sample of hadronic $Z^0$ decays collected by the DELPHI experiment in the 1992-1995 LEP1 period, the leptonic decay of the charged $B$ mesons (\btauex) has been studied. The analysis...

Search for the sgoldstino at $\sqrt{s}$ from 189 to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S$\gamma$ followed by S decay into two gluons or into two photons was studied at 189 -...

A search for invisible Higgs bosons produced in $e^{+} e^{-}$ interactions up to $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for {\mbox{$ {\mathrm H} {\mathrm Z} $}} production d with the Higgs boson decaying into an invisible final state have been performedd the data collected by the DELPHI experimentd up to the...

Searches for Neutral Higgs Bosons in $e^+ e^-$ Collisions around $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for neutral Higgs bosons in the Standard Model and the MSSM havebeen performed using data collected by the DELPHI experiment at acentre-of-mass energy of 188.7 GeV, corresponding toan...

Identified Charged Particles and Resonances in Quark and Gluon Jets (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A sample of 2.2 million hadronic \z decays, selected fythe {\sc Delphi} detector at {\sc Lep} during 1994-199nimprovedmeasurement of inclusive distributions of \pie, \kp anrantiparticles in gluon and...

Determination of the $e^+ e^- \to \gamma \gamma(\gamma)$ cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A test of the QED process \eeintogg(\fot) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest ener\-gies achieved at LEP, reaching 202 GeV in the...

Photon Events with Missing Energy at $\sqrt{s}$= 183 to 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The production of single photons has been studiedin the reaction e+e- --> gamma+ invisible particles at centre-of-mass energies of 183~GeV and 189~GeV.A previously published analysis of events with...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge the same hemisphere, selected from about 3.6...

Rapidity-rank structure of $p\overline{p}$ pairs in hadronic $Z^0$ decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The rapidity-rank structure of \ppb pairs is used to analyze the mechanism of baryon production in hadronic \zz decay. The relative occurrence of the rapidity-ordered configuration \pmpb, where $M$...

Limits on the masses of supersymmetric particles at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Cross-Sections and Leptonic Forward-Backward Asymmetries from the $Z^0$Running of LEP (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Alekseev, G D., Alemany, R., ...

During 1993 and 1995 LEP was run at 3 energies near the Z$^0$ peak in order to give improved measurements of the mass and width of the resonance. During 1994, LEP operated only at the Z$^0$peak. In...

A Study of the Lorentz Structure in Tau Decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

This paper describes a measurement of the Michel parameters, $\eta$, $\rho$, $\xi$, $\xi \delta$, and the average $\nu_{\tau}$helicity, $h_{\nu_{\tau}}$, in $\tau$ lepton decays together withthe...

Search for SUSY with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for pair production of supersymmetric particlesunder the assumption that $R$--parity is not conserved are presented,based on data recorded by the DELPHI detector in 1998from e$^{+}$e$^{-}$...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189~GeVhave been used to update the search for charginos nearly mass-degenerate withthe lightest supersymmetric particle, which is...

Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An analysis of the data collected in 1997 and 1998 with the DELPHIdetector at $e^+e^-$ collision energies close to 183 and 189GeV was performed in order to extract the hadronic and leptonic...

A Precise Measurement of the $\tau$ Polarisation at LEP-1 (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The $\tau$ polarisation has been studied with the $\eett$ data collected by the DELPHI detector at LEP in 1993, 1994 and 1995 around the $\Z$ resonance firstly through the exclusive decay channels...

Search for charginos in $e^+ e^-$ interactions at $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

An update of the searches for charginos and gravitinodon a data sample corresponding to the 158 pb$^{-1}$ rIdetector in 1998, at a centre-of-mass energy of 18asignal was found. The lower mass limits...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$has been measured with the data sample collected by DELPHIat an average centre-of-mass energy of 189~GeV andcorresponding to an integrated...

Search for supersymmetry with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$ = 183 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Searches for pair production of supersymmetric particles in e$^{+}$e$^{-}$ collisions at centre-of-mass energy of 183~GeV have been performed on DELPHI data under the assumption that $R$-parity is...

Determination of $\mid V_{ub} \mid/\mid V_{cb} \mid$ with DELPHI at LEP (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The ratio of the CKM quark-mixing matrix elements |V_{ub}|/|V_{cb}|has been measured using B hadron semileptonic decays.The analysis is based on a novel technique, recently proposed by theoreticians,...

Search for Heavy Stable and Long-Lived Particles in $e^+ e^-$ Collisions at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for stable and long-lived heavy charged particles was performed using the data taken by the DELPHI experiment at an energy of 189 GeV. The Cherenkov light detected in the Ring Imaging...

Inclusive $\Sigma^-$ and $\Lambda(1520)$ production in hadronic Z decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Production of $\sm$ and $\lft$ in hadronic Z decays has been measuredusing the \delphi detector at \lep. The $\sm$ is directly reconstructed as acharged track in the \delphi microvertex detector and...

Measurements of the Z partial decay width into $c\overline{c}$ and multiplicity of charm quarks per b decay (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

The partial decay width $R_c$ of the $Z$ into $c\bar{c}$ quark pair and the number of charm quarks $n_c$ per $b$ decay are measured with the DELPHI detector at \mbox{LEP 1}. Particle identification...

Two-dimensional analysis of the Bose-Einstein correlations in $e^+ e^-$ annihilation at the Z$^0$ peak (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The study of the directional dependence of two-particle correlations in the hadronic decays of the $Z^0$ boson is performed using the data collected by the DELPHI experiment in the 1992--1995 running...

Limits on the masses of supersymmetric particles at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Determination of the $e^+ e^- \to \gamma \gamma(\gamma)$ cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A test of the QED process \eeintogg(\fot) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest ener\-gies achieved at LEP, reaching 202 GeV in the...

Two-dimensional analysis of the Bose-Einstein correlations in $e^+ e^-$ annihilation at the Z$^0$ peak (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The study of the directional dependence of two-particle correlations in the hadronic decays of the $Z^0$ boson is performed using the data collected by the DELPHI experiment in the 1992--1995 running...

Inclusive $\Sigma^-$ and $\Lambda(1520)$ production in hadronic Z decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Production of $\sm$ and $\lft$ in hadronic Z decays has been measuredusing the \delphi detector at \lep. The $\sm$ is directly reconstructed as acharged track in the \delphi microvertex detector and...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$has been measured with the data sample collected by DELPHIat an average centre-of-mass energy of 189~GeV andcorresponding to an integrated...

Search for charginos in $e^+ e^-$ interactions at $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

An update of the searches for charginos and gravitinodon a data sample corresponding to the 158 pb$^{-1}$ rIdetector in 1998, at a centre-of-mass energy of 18asignal was found. The lower mass limits...

Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An analysis of the data collected in 1997 and 1998 with the DELPHIdetector at $e^+e^-$ collision energies close to 183 and 189GeV was performed in order to extract the hadronic and leptonic...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189~GeVhave been used to update the search for charginos nearly mass-degenerate withthe lightest supersymmetric particle, which is...

Search for SUSY with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for pair production of supersymmetric particlesunder the assumption that $R$--parity is not conserved are presented,based on data recorded by the DELPHI detector in 1998from e$^{+}$e$^{-}$...

A Study of the Lorentz Structure in Tau Decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

This paper describes a measurement of the Michel parameters, $\eta$, $\rho$, $\xi$, $\xi \delta$, and the average $\nu_{\tau}$helicity, $h_{\nu_{\tau}}$, in $\tau$ lepton decays together withthe...

Rapidity-rank structure of $p\overline{p}$ pairs in hadronic $Z^0$ decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The rapidity-rank structure of \ppb pairs is used to analyze the mechanism of baryon production in hadronic \zz decay. The relative occurrence of the rapidity-ordered configuration \pmpb, where $M$...

Measurement of the $B^0_s$ Lifetime and Study of $B^0_s - \overline{B^0_s}$ Oscillations using $D_{s}l$ Events (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Lifetime and oscillations of $\Bs$ mesons have been studied in eventswith a large transverse momentum lepton and a $\Ds$ of opposite electric charge the same hemisphere, selected from about 3.6...

Photon Events with Missing Energy at $\sqrt{s}$= 183 to 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The production of single photons has been studiedin the reaction e+e- --> gamma+ invisible particles at centre-of-mass energies of 183~GeV and 189~GeV.A previously published analysis of events with...

Identified Charged Particles and Resonances in Quark and Gluon Jets (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A sample of 2.2 million hadronic \z decays, selected fythe {\sc Delphi} detector at {\sc Lep} during 1994-199nimprovedmeasurement of inclusive distributions of \pie, \kp anrantiparticles in gluon and...