K. Bekk

Details der Publikationsliste

Zeitraum

1977 - 2009

Anzahl

209

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...

Cosmic Ray Measurements with the KASCADE-Grande Experiment (2009)

Arteaga, J. C., Badea, F., Bekk, K., Bertaina, M., Bluemer, J., ...

14 KASCADE-Grande reports submitted to the 31st International Cosmic Ray Conference, Lodz, Poland, July 2009

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...

SUPPLEMENTS Test of interaction models with the KASCADE hadron calorimeter (2008)

J. Milke, T. Antonib, W. D. Apela, F. Badea Bt, K. Bekk, A. Bercuciat, ...

The interpretation of extensive air shower measurements often requires the comparison with EAS simulations. These calculations rely on hadronic interaction models which have to extrapolate into...

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...

SUPPLEMENTS (2008)

A. Haungs, T. Antonib, W. D. Apela, F. Badea Bt, K. Bekk, A. Bercuciat, ...

www.clsevicr.com/locatc/npc Muon density spectra as a probe of the muon component predicted by air shower simulations

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...

A FADC-based Data Acquisition System for the KASCADE-Grande Experiment (2008)

W. Walkowiak, F. Badea, K. Bekk, M. Bertaina Bercuci, H. Blümer, ...

119899 Moscow, Russia Abstract — We present the design and first test results of a new FADC-based data acquisition (DAQ) system for the Grande array of the KASCADE-Grande experiment. The original...

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

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...

Test of hadronic interaction models in the forward region with KASCADE event rates (2007)

T Antoni, F Badea, K Bekk, A Bercuci, K Bernlöhr, E Bollmann, ...

An analysis of muon and hadron rates observed in the central detector of the KASCADE experiment has been carried out. The data are compared with CORSIKA simulations employing the high-energy hadronic...

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...

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...

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

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

The KASCADE-Grande Experiment and the LOPES Project (2004)

Collaboration, KASCADE-Grande, Antoni, T., Apel, W. D., Bekk, K.

KASCADE-Grande is the extension of the multi-detector setup KASCADE to cover a primary cosmic ray energy range from 100 TeV to 1 EeV. The enlarged EAS experiment provides comprehensive observations...

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

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

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...

Test of high-energy interaction models using the hadronic core of EAS (1999)

T. Antoni, W.D. Apel, K. Bekk, K. Bernlöhr, E. Bollmann, K. Daumiller, ...

. Using the large hadron calorimeter of the KASCADE experiment, hadronic cores of extensive air showers have been studied. The hadron lateral and energy distributions have been investigated in order...

Test of high-energy interaction models using the hadronic core of EAS (1999)

T Antoni, W D Apel, K. Bekk, K Bernlöhr, K Bernl Ohr, E Bollmann, ...

Using the large hadron calorimeter of the KASCADE experiment, hadronic cores of extensive air showers have been studied. The hadron lateral and energy distributions have been investigated in order to...

Test of High-Energy Hadronic Interaction Models using EAS Data (1999)

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

The analysis of extensive air shower (EAS) data depends strongly on simulations of the air shower development in the atmosphere. The most critical point are the hadronic interaction models used in...

Experimental Investigations of the Time Structure of the EAS Muon Component (1998)

Forschungszentrum Karlsruhe, Technik Und Umwelt, Wissenschaftliche Berichte, I. M. Brancus, R. Haeusler, A.F. Badea, ...

The time structure of the Extended Air Shower (EAS) muon component, rather directly mapping the longitudinal shower development, is studied at sea level by measurements of the muon arrival time...

First Results From The Kascade Air-Shower Experiment (1997)

W.D. Apel, K. Bekk, E. Bollmann, H. Bozdog, I.M. Brancus, ...

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...

Data Transmission and Online Processing in the KASCADE Data Acquisition System (1997)

H. Schieler, J.R. Hörandel, D. Mühlenberg, P. Wegner, K. Bekk, ...

The data transmission and online processing in the KASCADE data acquisition and control system is presented. More than 170 transputers form the data network of KASCADE, using the fast serial...

Relativistische Kern-Kern-Stösse und ausgedehnte Luftschauer. (1994)

Schatz, G., Thouw, T., Oehlschläger, J., Bekk, K., Werner, K.

Frühjahrstagung des Fachverbandes Teilchenphysik der DPG, Dortmund, 1.-4.März 1994

Ladungsaustausch von Pionen und die Entwicklung ausgedehnter Luftschauer. (1994)

Schatz, G., Thouw, T., Oehlschläger, J., Bekk, K., Werner, K.

Frühjahrstagung des Fachverbandes Teilchenphysik der DPG, Dortmund, 1.-4.März 1994

A look at the leading particle and inelasticity problem. (1994)

Bekk, K., Oehlschläger, J., Schatz, G., Thouw, T., Werner, K.

14th European Cosmic Ray Symp., Balatonfüred, H, August 28 - September 3, 1994

Laserspektroskopie an einem Polonium-Atomstrahl. (1991)

Kowalewska, D., Bekk, K., Goering, S., Hanser, A., Kaelber, W., Meisel, G., ...

Fruehjahrstagung DPG, Atomphysik, Massenspektrometrie, Molekuelphysik, Quantenoptik, Freiburg, 11.-15.Maerz 1991

Laser-Spektroskopie an einem Polonium-Atomstrahl. (1990)

Kowalewska, D., Bekk, K., Goering, S., Hanser, A., Kaelber, W., Meisel, G., ...

54.Physikertagung gemeinsam mit der Fruehjahrstagung DPG, Atomphysik, Energietechnik - Physikalische Grundlagen, Extraterrestrische Physik, Gravitation und Relativitaetstheorie, Kurzzeitphysik,...

Laser spectroscopy of polonium isotopes. (1990)

Kowalewska, D., Bekk, K., Hanser, A., Meisel, G., Rebel, H.

Spring Meeting of Nuclear Physics Sections of Belgische Natuurkundige Vereniging, Societe Belge de Physique, Institut National de Physique Nucleaire et de Physique des Particules, Oesterreichische...

Sub-doppler laser spectroscopy of ions in an rf trap. (1989)

Kaelber, W., Meisel, G., Rink, J., Bekk, K.

3rd European Conf.on Atomic and Molecular Physics (ECAMP), Bordeaux, F, April 3-7, 1989

Atomic beam, optogalvanic and stored ion spectroscopy for radioactive isotopes. (1988)

Meisel, G., Bekk, K., Rebel, H., Schatz, G.

Workshop on Modern Optics, Lasers and Laser Spectroscopy for Radioactive Isotopes, Kanpur, IND, January 23-29, 1987

Laserspektroskopische Atomstrahlmessungen am Grundzustand von `2`4`2`mAm. (1988)

Bekk, K., Goering, S., Kaelber, W., Meisel, G., Sameh, A.Ali

Fruehjahrstagung DPG, Atomphysik, Massenspektrometrie, Molekuelphysik, Quantenoptik, Bonn, 21.-25.Maerz 1988

Laserspektroskopische Messungen an gespeicherten radioaktiven Thorium-Ionen. (1988)

Bekk, K., Faubel, W., Goering, S., Kaelber, W., Meisel, G., Rebel, H., ...

Fruehjahrstagung DPG, Atomphysik, Massenspektrometrie, Molekuelphysik, Quantenoptik, Bonn, 21.-25.Maerz 1988

Laserspectroscopic studies of Am and Th isotopes. (1988)

Bekk, K., Faubel, W., Goering, S., Hanser, A., Kaelber, W., Meisel, G., ...

11th Internat.Conf.on Atomic Physics (ELICAP), Paris, F, July 4-8, 1988

Laserspektroskopie an Thorium-Ionen in einer Hochfrequenz-Ionenfalle. (1987)

Kaelber, W., Meisel, G., Bekk, K., Rebel, H.

Fruehjahrstagung DPG, Atomphysik, Kurzzeitphysik, Molekuelphysik, Plasmaphysik, Massenspektrometrie, Goettingen, 16.-20.Maerz 1987

Optogalvanische Untersuchung der Hyperfeinstruktur und Isotopieverschiebung von Am I - Spektrallinien. (1986)

Liewehr, W., Bekk, K., Kaelber, W., Meisel, G., Rebel, H.

50.Physikertagung gemeinsam mit der Fruehjahrstagung DPG, Atomphysik, Kern- und Hochenergiephysik, Molekuelphysik, Quantenoptik, der Arbeitsgemeinschaft Massenspektrometrie, Wechselwirkung von...

Kernmomente und die Variation der Ladungsradien von Sr-Isotopen aus Messungen mittels der Atomstrahl-Laserspektroskopie. (1986)

Chongkum, S., Bekk, K., Goering, S., Hanser, A., Meisel, G., Rebel, H., ...

50.Physikertagung gemeinsam mit der Fruehjahrstagung DPG, Atomphysik, Kern- und Hochenergiephysik, Molekuelphysik, Quantenoptik, der Arbeitsgemeinschaft Massenspektrometrie, Wechselwirkung von...

Recent laser spectroscopy activities at KfK. (1986)

Anselment, M., Bekk, K., Chongkum, S., Goering, S., Hanser, A., Kaelber, W., ...

18th Meeting of the European Group for Atomic Spectroscopy (EGAS), Marburg, July 8-11, 1986

Laserspectroscopy with an ion trap. (1986)

Bekk, K.

Vortr.: Physikalisches Institut der Politechnika Poznanska, Poznan, PL, 21.November 1986

Optogalvanic laserspectroscopy of `2`3`4Am. (Poster) (1985)

Liewehr, W., Kaelber, W., Bekk, K., Meisel, G., Rebel, H.

Second European Conf.on Atomic and Molecular Physics, Amsterdam, NL, April 15-19, 1985

Laserspektroskopische Untersuchungen an instabilen Bleiisotopen. (1983)

Thompson, R.C., Anselment, M., Bekk, K., Goering, S., Hanser, A., Meisel, G., ...

47. Physikertagung/Deutsche Physikalische Gesellschaft. Gemeinsam mit der Fruehjahrstagung der Fachgremien Atomphysik, Massenspektrometrie, Molekuelphysik..., Regensburg, 14.-18.Maerz 1983

Laser spectroscopy. (1983)

Anselment, M., Bekk, K., Chongkum, S., Dembczynski, J., Goering, S., Hanser, A., ...

In: Gemmeke, H.; Kaeppeler, F.; Weddigen, Ch.; [Hrsg.]

Laser spectroscopy. (1982)

Andl, A., Bekk, K., Goering, S., Hanser, A., Nowicki, G., Rebel, H., ...

Beck, R.; Bueche, G.; Fluegge, G.; Kernert, N. [Hrsg.]

Laserisotopentrennung an `1`2`3I fuer die nuklearmedizinische Anwendung. (1982)

Bekk, K.

Vortr.: Max-Planck-Institut fuer Quantenoptik, Garching, 13.Juli 1982

Bestimmung der Kernladungsradien der Calcium-Isotope mit 40 (1980)

Andl, A., Bekk, K., Hanser, A., Nowicki, G., Rebel, H., Schatz, G.

Fruehjahrstagung DPG, Kernphysik, Muenchen, 17.-21. Maerz 1980. Verhandlungen der Deutschen Physikalischen Gesellschaft, R.6, Bd15(1980) S.1075

Isotopieverschiebung und Hyperfeinstruktur der Calcium-Resonanzlinie fuer die Isotope mit 40 (1980)

Andl, A., Bekk, K., Hanser, A., Nowicki, G., Rebel, H., Schatz, G.

Fruehjahrstagung DPG, Atomphysik, Bielefeld, 3.-7.Maerz 1980. Verhandlungen der Deutschen Physikalischen Gesellschaft, R.6, Bd 15(1980) S.537

Laser spectroscopy of radioactive alkaline earth atoms. (1980)

Andl, A., Bekk, K., Goering, S., Hanser, A., Nowicki, G., Rebel, H., ...

Trends in Nuclear Structure Physics. Institute of Physics, Conf., Manchester, April 16-18, 1980

Kernstrukturuntersuchungen mit Lasern. (1980)

Bekk, K., Nowicki, G.

KfK-Nachrichten, 12(1980) No 3, S.12-16

Laser spectroscopy and photon scattering. (1980)

Andl, A., Bekk, K., Feurer, B., Hanser, A., Nowicki, G., Rebel, H., ...

In: Annual Report. Teilinstitut Kernphysik des Instituts fuer Angewandte Kernphysik. (July 1, 1979 - June 30, 1980).

Laserspektroskopische Messungen von Isotopieverschiebung und Hyperfeinstruktur neutronenarmer Ba Isotope von A = 126 bis A = 138. (1979)

Bekk, K., Andl, A., Goering, S., Hanser, S., Nowicki, G., Rebel, H., ...

Fruehjahrstagung DPG, Atomphysik, Berlin, 5.-9.Maerz 1979. Verhandlungen der Deutschen Physikalischen Gesellschaft, R.6, Bd 14(1979) S. 480

Nuclear charge radii and moments of neutron deficient Ba isotopes from high resolution laser spectroscopy. (1979)

Andl, A., Bekk, K., Goering, S., Hanser, A., Nowicki, G., Rebel, H., ...

Spring Meeting DPG,NNV,DFS,BNV-SBP, Nuclear Physics, Gent, Belgium, March 26-30, 1979. Verhandlungen der Deutschen Physikalischen Gesellschaft, R.6, Bd 14(1979) S.824

Nuclear charge radii and moments of neutron deficient Ba isotopes from high resolution laser spectroscopy. (1979)

Andl, A., Bekk, K., Goering, S., Hanser, A., Nowicki, G., Rebel, H., ...

Gross Properties of Nuclei and Nuclear Excitations, Internat.Workshop VII, Hirschegg, Austria, January 15-27,1979

Laserspectroscopy of short-lived isotopes. (1979)

Andl, A., Bekk, K., Feurer, B., Goering, S., Hanser, A., Nowicki, G., ...

In: Annual Report. Teilinstitut Kernphysik des Instituts fuer Angewandte Kernphysik (July 1,1978 - June 30,1979). KfK-2868 (Oktober 79) S.57-62

Bestimmung der Isotopieverschiebung und Hyperfeinstruktur leichter Barium-Isotope mittels Laserspektroskopie. (1978)

Bekk, K., Nowicki, G., Goering, S., Hanser, A., Rebel, H., Schatz, G.

Fruehjahrstagung DPG, Atomphysik, Massenspektrometrie, Kurzzeitphysik, Molekuelphysik, Oberflaechenphysik, Duenne Schichten, Plasma-, Gasentladungsphysik, Quantenoptik, Muenchen, 6.-10.Maerz 1978....

Isotopieverschiebung und Hyperfeinstruktur neutronenarmer Barium-Isotope. (1978)

Nowicki, G., Bekk, K., Goering, S., Hanser, A., Rebel, H., Schatz, G.

Fruehjahrstagung DPG, Kernphysik, Heidelberg, 13.-17.Maerz 1978. Verhandlungen der Deutschen Physikalischen Gesellschaft, R.6, Bd 13(1978) S.841

Nuclear charge radii and moments of neutron deficient Ba-isotopes by high resolution laser spectroscopy. (1978)

Bekk, K., Goering, S., Hanser, A., Nowicki, G., Rebel, H., Schatz, G.

10.Conf.on Atomic Spectroscopy, European Group for Atomic Spectroscopy, European Physical Society, Muenchen, July 10-14, 1978

Laser spectroscopy. (1978)

Bekk, K., Feurer, B., Goering, S., Hanser, A., Nowicki, G., Rebel, H., ...

In: Annual Report. Teilinstitut Kernphysik. (July 1, 1977 - June 30, 1978).

Hochaufloesende Laserspektroskopie an leichten Barium-Isotopen. (1977)

Nowicki, G., Bekk, K., Goering, S., Hanser, A., Rebel, H., Schatz, G.

Fruehjahrstagung DPG, Atomphysik, Massenspektrometrie, Molekuelphysik, Quantenoptik, Mainz, 28.Februar - 5.Maerz 1977. Verhandlungen der Deutschen Physikalischen Gesellschaft, R.6, Bd 12(1977) S.484

Hochaufloesende Laserspektroskopie an leichten Barium-Isotopen. (1977)

Schatz, G., Bekk, K., Goering, S., Hanser, A., Nowicki, G., Rebel, H.

Fruehjahrstagung DPG, Kernphysik, Konstanz, 21.-25.Maerz 1977. Verhandlungen der Deutschen Physikalischen Gesellschaft, R.6, Bd 12(1977) S.889

High resolution laser spectroscopy of radioactive light barium isotopes. (1977)

Nowicki, G., Bekk, K., Goering, S., Hanser, A., Rebel, H., Schatz, G.

9.Annual Conference on Atomic Spectroscopy, EGAS, Cracow, Poland, July 12-15, 1977

Laser spectroscopy. (1977)

Bekk, K., Feurer, B., Goering, S., Hanser, A., Nowicki, G., Rebel, H., ...

In: Annual Report. Teilinstitut Kernphysik. (July 1, 1976 - June 30, 1977). KFK-2504 (Oktober 77) S.70-75

Basic nuclear physics at the cyclotron: Measurements of nuclear magnetic moments. (1977)

Bekk, K., Buchinger, F., Collignon, J., Goering, S., Graeff, G., Hanser, A., ...

In: F. Schulz, H. Schweickert [Hrsg.]: Operation of the Karlsruhe Isochronous Cyclotron in 1976.