M. Krämer

Details der Publikationsliste

Zeitraum

1994 - 2009

Anzahl

262

Co-Autoren

Measurement of the Longitudinal Spin Transfer to Lambda and Anti-Lambda Hyperons in Polarised Muon DIS (2009)

Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Austregesilo, A, ...

The longitudinal polarisation transfer from muons to lambda and anti-lambda hyperons, D_LL, has been studied in deep inelastic scattering off an unpolarised isoscalar target at the COMPASS experiment...

Flavour Separation of Helicity Distributions from Deep Inelastic Muon-Deuteron Scattering (2009)

Alekseev, M, Alexakhin, V Yu, Alexandrov, Yu, Alexeev, G D, Amoroso, A, Austregisilio, A, ...

We present a LO evaluation of helicity densities of valence, \Delta u_v+\Delta d_v, non-strange sea, \Delta\bar{u}+\Delta\bar{d}, and strange quarks, \Delta s (assumed to be equal to \Delta\bar{s})....

Gluino Polarization at the LHC (2009)

Krämer, M., Popenda, E., Spira, M., Zerwas, P. M.

Gluinos are produced pairwise at the LHC in quark-antiquark and gluon-gluon collisions: $qqbar,gg \to \tilde{g} \tilde{g}$. While the individual polarization of gluinos vanishes in the limit in which...

A processing pipeline for X3D earth-based spatial data view services (2009)

Reitz, T., Krämer, M., Thum, S.

Over the last years, a high demand for scenario-specific visualizations of 3D urban models has evolved. At the same time, established service specifications do not yet provide the means to define 3D...

Ice supersaturations and cirrus cloud crystal numbers (2009)

M. Krämer, C. Schiller, A. Afchine, R. Bauer, I. Gensch, A. Mangold, ...

Upper tropospheric observations outside and inside of cirrus clouds indicate water vapour mixing ratios sometimes exceeding water saturation. Relative humidities over ice...

Airborne measurements of the nitric acid partitioning in persistent contrails (2009)

D. Schäuble, C. Voigt, B. Kärcher, P. Stock, H. Schlager, M. Krämer, ...

This study reports the first systematic measurements of nitric acid (HNO<sub>3</sub>) uptake in contrail ice particles at typical aircraft cruise altitudes. During the CIRRUS-III campaign...

under a Creative Commons License. Energy modelling in sensor networks (2008)

D. Schmidt, M. Krämer, T. Kuhn, N. Wehn

Abstract. Wireless sensor networks are one of the key enabling technologies for the vision of ambient intelligence. Energy resources for sensor nodes are very scarce. A key challenge is the design of...

under a Creative Commons License. Atmospheric Chemistry and Physics (2008)

O. Möhler, P. R. Field, P. Connolly, S. Benz, H. Saathoff, M. Schnaiter, ...

Efficiency of the deposition mode ice nucleation on mineral dust particles

Clouds and aerosols in Puerto Rico ? a new evaluation (2008)

Allan, J. D., Baumgardner, D., Raga, G. B., Mayol-Bracero, O. L., Morales-García, F., García-García, F., ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

Clouds and aerosols in Puerto Rico ? a new evaluation (2008)

Allan, J. D., Baumgardner, D., Raga, G. B., Mayol-Bracero, O. L., Morales-García, F., García-García, F., ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

Regelbasiertes Management verteilter, heterogener Geodaten (2008)

Krämer, M.

For years, various institutions have established geo data sources independently. This has led to a highly heterogeneous environment with very different software products, interfaces and exchange...

Low Energy Electrons Emitted in Collisions of Heavy Ions with Solid State Targets (2008)

Lineva, N., Kozhuharov, C., Hagmann, S., Krämer, M., Kraft, G.

Detailed knowledge of low-energy electron emission in collisions of swift ions with solids and gases is of utmost importance for the modeling of the dose distributions and track structures at small...

Low Energy Electrons Emitted in Collisions of Heavy Ions with Solid State Targets (2008)

Lineva, N., Kozhuharov, C., Hagmann, S., Krämer, M., Kraft, G.

Detailed knowledge of low-energy electron emission in collisions of swift ions with solids and gases is of utmost importance for the modeling of the dose distributions and track structures at small...

Clouds and aerosols in Puerto Rico ─ a new evaluation (2008)

J. D. Allan, D. Baumgardner, G. B. Raga, F. Morales-García, F. García-García, ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

Ice supersaturations and cirrus cloud crystal numbers (2008)

M. Krämer, C. Schiller, A. Afchine, R. Bauer, I. Gensch, A. Mangold, ...

Upper tropospheric observations outside and inside of cirrus clouds of water vapour mixing ratios sometimes exceeding water saturation, yielding up to more than 200% relative humidities over ice...

Inelastic Photoproduction of Polarised (2007)

M. Beneke, M. Krämer, M. Kr Amer, M. Vanttinen

The comparison of J=/ photoproduction data in the inelastic region with theoretical predictions based on the NRQCD approach has remained somewhat ambiguous and controversial, in particular at large...

Methods for spatial data quality of 3D city models (2007)

Krämer, M., Haist, J., Reitz, T.

3D city models are nowadays used in very different applications. Due to this, the commercial exchange and, thus, the demand for high quality data becomes more and more important. We describe a...

Supersymmetric NLO QCD Corrections to Resonant Slepton Production and Signals at the Tevatron and the LHC (2007)

Dreiner, H. K., Grab, S., Krämer, M., Trenkel, M. K.

We compute the total cross section and the transverse momentum distribution for single charged slepton and sneutrino production at hadronic colliders including NLO supersymmetric and...

Anpassung und Anwendung von Aktiv-Schalldämpfern (2007)

Bay, K., Leistner, P., Krämer, M., Rambausek, N.

Seit einigen Jahren werden Aktiv-Schalldämpfer zur Bedämpfung tiefer und mittlerer Frequenzen in Lüftungs- und Heizungsanlagen eingesetzt. Die Nachfrage, mit immer weniger Platz immer mehr...

Geräuschemissionen von Luft/Wasser Wärmepumpen (2007)

Krämer, M., Rambausek, N.

Aufgrund der gestiegenen Heizölpreise ist die Nachfrage nach alternativen Heizsystemen in den letzten Jahren stark angestiegen. Eine Möglichkeit sind Wärmepumpen, die sowohl für Innen- und...

In-situ observations and modeling of nitric acid-containing particles in a cirrus cloud formation region (2007)

Voigt, C., Kärcher, B., Schlager, H., Schiller, C., Krämer, M., De Reus, M., ...

Measurements in nascent ice forming regions are very rare and help understand cirrus cloud formation and the interactions of trace gases with ice crystals. A cirrus cloud has very likely been probed...

Clouds and aerosols in Puerto Rico ? a new evaluation (2007)

Allan, J. D., Baumgardner, D., Raga, G. B., Mayol-Bracero, O. L., Morales-García, F., García-García, F., ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

In-situ observations and modeling of small nitric acid-containing ice crystals (2007)

Voigt, C., Kärcher, B., Schlager, H., Schiller, C., Krämer, M., De Reus, M., ...

Measurements in nascent ice forming regions are very rare and help understand cirrus cloud formation and the interactions of trace gases with ice crystals. A tenuous cirrus cloud has been probed with...

In-situ observations and modeling of nitric acid-containing particles in a cirrus cloud formation region (2007)

Voigt, C., Kärcher, B., Schlager, H., Schiller, C., Krämer, M., De Reus, M., ...

Measurements in nascent ice forming regions are very rare and help understand cirrus cloud formation and the interactions of trace gases with ice crystals. A cirrus cloud has very likely been probed...

Clouds and aerosols in Puerto Rico ? a new evaluation (2007)

Allan, J. D., Baumgardner, D., Raga, G. B., Mayol-Bracero, O. L., Morales-García, F., García-García, F., ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

In-situ observations and modeling of small nitric acid-containing ice crystals (2007)

Voigt, C., Kärcher, B., Schlager, H., Schiller, C., Krämer, M., De Reus, M., ...

Measurements in nascent ice forming regions are very rare and help understand cirrus cloud formation and the interactions of trace gases with ice crystals. A tenuous cirrus cloud has been probed with...

Energy modelling in sensor networks (2007)

D. Schmidt, M. Krämer, T. Kuhn, N. Wehn

Wireless sensor networks are one of the key enabling technologies for the vision of ambient intelligence. Energy resources for sensor nodes are very scarce. A key challenge is the design of energy...

In-situ observations and modeling of small nitric acid-containing ice crystals (2007)

C. Voigt, B. Kärcher, H. Schlager, C. Schiller, M. Krämer, M. De Reus, ...

Measurements in nascent ice forming regions are very rare and help understand cirrus cloud formation and the interactions of trace gases with ice crystals. A tenuous cirrus cloud has been probed with...

In-situ observations and modeling of nitric acid-containing particles in a cirrus cloud formation region (2007)

C. Voigt, B. Kärcher, H. Schlager, C. Schiller, M. Krämer, M. De Reus, ...

Measurements in nascent ice forming regions are very rare and help understand cirrus cloud formation and the interactions of trace gases with ice crystals. A cirrus cloud has very likely been probed...

Clouds and aerosols in Puerto Rico – a new evaluation (2007)

J. D. Allan, D. Baumgardner, G. B. Raga, F. Morales-García, F. García-García, ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

The high supersaturation puzzle. (2007)

Peter, T., Marcolli, C., Spichtinger, P., Corti, T., Luo, B.P., Baker, M.B., ...

European Geosciences Union (EGU) General Assembly, Wien, A, April 15-20, 2007

Supersymmetric NLO QCD Corrections to Resonant Slepton Production and Signals at the Tevatron and the LHC (2006)

Dreiner, H. K., Grab, S., Krämer, M., Trenkel, M. K.

We compute the total cross section and the transverse momentum distribution for single charged slepton and sneutrino production at hadronic colliders including NLO supersymmetric and...

Gluon-induced W-boson pair production at the LHC (2006)

Binoth, T., Ciccolini, M., Kauer, N., Krämer, M.

Pair production of W bosons constitutes an important background to Higgs boson and new physics searches at the Large Hadron Collider LHC. We have calculated the loop-induced gluon-fusion process gg...

Tropopause and hygropause variability over the equatorial Indian Ocean during February and March 1999 (2006)

McKenzie, Robert, Schiller, Cornelius, Peter, Tomas, Adriani, Alberto, Beuermann, Jürgen, Cairo, Francesco, ...

Measurements of temperature, water vapor, total water, ozone, and cloud properties were made above the western equatorial Indian Ocean in February and March 1999. The cold-point tropopause was at a...

Transverse-momentum $p_t$ correlations on $(\eta,\phi)$ from mean-$p_{t}$ fluctuations in Au-Au collisions at $\sqrt{s_{NN}} = $ 200 GeV (2006)

Adams, J., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., Arkhipkin, D., ...

We present first measurements of the pseudorapidity and azimuth $(\eta,\phi)$ bin-size dependence of event-wise mean transverse momentum $$ fluctuations for Au-Au collisions at $\sqrt{s_{NN}} = 200$...

Les Houches Physics at TeV Colliders 2005, Standard Model and Higgs working group: Summary report (2006)

Buttar, C, Dittmaier, S, Drollinger, V, Frixione, Stefano, Nikitenko, A, Abdullin, S W S, ...

This Report summarises the activities of the "SM and Higgs" working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 2-20 May, 2005. On the one hand, we performed a variety of...

Supersymmetry parameter analysis: SPA convention and project (2006)

Allanach, B. C., King, S. F., Blair, G.A., Kraml, S., Kim, C. S., Bagger, J. A., ...

High-precision analyses of supersymmetry parameters aim at reconstructing the fundamental supersymmetric theory and its breaking mechanism. A well defined theoretical framework is needed when...

Supersymmetry parameter analysis: SPA convention and project (2006)

Allanach, B. C., King, S. F., Blair, G.A., Kraml, S., Kim, C. S., Bagger, J. A., ...

High-precision analyses of supersymmetry parameters aim at reconstructing the fundamental supersymmetric theory and its breaking mechanism. A well defined theoretical framework is needed when...

Heavy quarkonium physics (2006)

Brambilla, N., Krämer, M., Mussa, R., Vairo, A., Bali, G., T. Bodwin, G., ...

This report is the result of the collaboration and research effort of the Quarkonium Working Group over the last three years. It provides a comprehensive overview of the state of the art in...

Transverse-momentum $p_t$ correlations on $(\eta,\phi)$ from mean-$p_{t}$ fluctuations in Au-Au collisions at $\sqrt{s_{NN}} = $ 200 GeV (2006)

Adams, J., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., Arkhipkin, D., ...

We present first measurements of the pseudorapidity and azimuth $(\eta,\phi)$ bin-size dependence of event-wise mean transverse momentum $$ fluctuations for Au-Au collisions at $\sqrt{s_{NN}} = 200$...

Some ice nucleation characteristics of Asian and Saharan desert dust (2006)

P. R. Field, O. Möhler, P. Connolly, M. Krämer, R. Cotton, A. J. Heymsfield, ...

The large (7 m×4 m cylinder, 84 m3) AIDA (Aerosol Interactions and Dynamics in the Atmosphere) cloud chamber facility at Forschungszentrum, Karlsruhe, Germany was used to test the ice...

Efficiency of the deposition mode ice nucleation on mineral dust particles (2006)

O. Möhler, P. R. Field, P. Connolly, S. Benz, H. Saathoff, M. Schnaiter, ...

The deposition mode ice nucleation efficiency of various dust aerosols was investigated at cirrus cloud temperatures between 196 and 223 K using the aerosol and cloud chamber facility AIDA (Aerosol...

Nitric acid in cirrus clouds (2006)

Voigt, C., Schlager, H., Ziereis, H., Kärcher, B., Luo, B.P., Schiller, C., ...

Uptake of nitric acid (HNO3) in Arctic cirrus ice crystals was observed on 11 February 2003 by in-situ instruments onboard the M55 Geophysica aircraft. The cirrus cloud with a mean ice water content...

Modellierung aktiver Kompaktschalldämpfer (2006)

Bay, K., Brandstätt, P., Krämer, M.

Brennergeräusche von Heizungsanlagen erzeugen breitbandige Schallspektren in der Abgasleitung, die im Bereich unter 500 Hz die höchsten Pegel aufweisen. Zur Einhaltung von Immissionsrichtwerten...

Mikroperforierter Absorber als Schalldämpfer (2006)

Brandstätt, P., Bay, K., Krämer, M.

Absorber mit Mikroperforation haben sich in der Raumakustik durchgesetzt. Ihr Einsatz als Schalldämpfer ist auch für Heizungs- und Lüftungsanlagen möglich, erfordert aber eine angepasste...

Methoden zur Bestimmung und Steigerung der Datenqualität von 3D-Stadtmodellen (2006)

Krämer, M.

Diese Arbeit befasst sich mit der Qualität von räumlichen Geodaten, wobei besonderes Augenmerk auf Stadtmodelle gelegt wird. Diese finden in mehr und mehr Bereichen Anwendung, wodurch der Handel...

Some ice nucleation characteristics of Asian and Saharan desert dust (2006)

Field, P. R., Möhler, O., Connolly, P., Krämer, M., Cotton, R., Heymsfield, A. J., ...

The large (7 m×4 m cylinder) AIDA (Aerosol Interactions and Dynamics in the Atmosphere) cloud chamber facility at Forschungszentrum, Karlsruhe, Germany was used to test the ice nucleating ability of...

Efficiency of the deposition mode ice nucleation on mineral dust particles (2006)

Möhler, O., Field, P. R., Connolly, P., Benz, S., Saathoff, H., Schnaiter, M., ...

The deposition mode ice nucleation efficiency of various dust aerosols was investigated at cirrus cloud temperatures between 196 K and 223 K using the aerosol chamber facility AIDA (Aerosol...

Efficiency of the deposition mode ice nucleation on mineral dust particles (2006)

Möhler, O., Field, P. R., Connolly, P., Benz, S., Saathoff, H., Schnaiter, M., ...

The deposition mode ice nucleation efficiency of various dust aerosols was investigated at cirrus cloud temperatures between 196 and 223 K using the aerosol and cloud chamber facility AIDA (Aerosol...

Some ice nucleation characteristics of Asian and Saharan desert dust (2006)

Field, P. R., Möhler, O., Connolly, P., Krämer, M., Cotton, R., Heymsfield, A. J., ...

The large (7 m×4 m cylinder, 84 m3) AIDA (Aerosol Interactions and Dynamics in the Atmosphere) cloud chamber facility at Forschungszentrum, Karlsruhe, Germany was used to test the ice nucleating...

Some ice nucleation characteristics of Asian and Saharan desert dust (2006)

Field, P. R., Möhler, O., Connolly, P., Krämer, M., Cotton, R., Heymsfield, A. J., ...

The large (7 m×4 m cylinder) AIDA (Aerosol Interactions and Dynamics in the Atmosphere) cloud chamber facility at Forschungszentrum, Karlsruhe, Germany was used to test the ice nucleating ability of...

Efficiency of the deposition mode ice nucleation on mineral dust particles (2006)

Möhler, O., Field, P. R., Connolly, P., Benz, S., Saathoff, H., Schnaiter, M., ...

The deposition mode ice nucleation efficiency of various dust aerosols was investigated at cirrus cloud temperatures between 196 K and 223 K using the aerosol chamber facility AIDA (Aerosol...

Efficiency of the deposition mode ice nucleation on mineral dust particles (2006)

Möhler, O., Field, P. R., Connolly, P., Benz, S., Saathoff, H., Schnaiter, M., ...

The deposition mode ice nucleation efficiency of various dust aerosols was investigated at cirrus cloud temperatures between 196 and 223 K using the aerosol and cloud chamber facility AIDA (Aerosol...

Some ice nucleation characteristics of Asian and Saharan desert dust (2006)

Field, P. R., Möhler, O., Connolly, P., Krämer, M., Cotton, R., Heymsfield, A. J., ...

The large (7 m×4 m cylinder, 84 m3) AIDA (Aerosol Interactions and Dynamics in the Atmosphere) cloud chamber facility at Forschungszentrum, Karlsruhe, Germany was used to test the ice nucleating...

Some ice nucleation characteristics of Asian and Saharan desert dust (2006)

P. R. Field, O. Möhler, P. Connolly, M. Krämer, R. Cotton, A. J. Heymsfield, ...

The large (7 m×4 m cylinder) AIDA (Aerosol Interactions and Dynamics in the Atmosphere) cloud chamber facility at Forschungszentrum, Karlsruhe, Germany was used to test the ice nucleating...

Efficiency of the deposition mode ice nucleation on mineral dust particles (2006)

O. Möhler, P. R. Field, P. Connolly, S. Benz, H. Saathoff, M. Schnaiter, ...

The deposition mode ice nucleation efficiency of various dust aerosols was investigated at cirrus cloud temperatures between 196 K and 223 K using the aerosol chamber facility AIDA (Aerosol...

Water vapor supersaturations and nitric acid partitioning in cirrus clouds. (2006)

Krämer, M., Schiller, C., Schlicht, S., Gensch, I., Möhler, O., Saathoff, H., ...

American Geophysical Union (AGU) Fall Meeting, San Francisco, Calif., December 11-15, 2006 (Poster)

Supersymmetry Parameter Analysis : SPA Convention and Project (2005)

Aguilar-Saavedra, J A, Ali, A, Allanach, Benjamin C, Arnowitt, R, Baer, H A, Bagger, J A, ...

High-precision analyses of supersymmetry parameters aim at reconstructing the fundamental supersymmetric theory and its breaking mechanism. A well defined theoretical framework is needed when...

The Higgs Working Group: Summary Report 2003 (2005)

Assamagan, K. A., Narain, M., Nikitenko, A., Spira, M., Zeppenfeld, D., Alwall, J., ...

Theoretical progress in Higgs boson production and background processes is discussed with particular emphasis on QCD corrections at and beyond next-to-leading order as well as next-to-leading order...

Incident energy dependence of pt correlations at relativistic energies (2005)

Adams, J, Aggarwal, M M, Ahammed, Z, Amonett, J, Anderson, B D, Arkhipkin, D, ...

We present results for two-particle transverse momentum correlations, , as a function of event centrality for Au+Au collisions at sqrt(sNN) = 20, 62, 130, and 200 GeV at the Relativistic Heavy Ion...

Gluon-induced WW background to Higgs boson searches at the LHC (2005)

Binoth, T, Ciccolini, M, Kauer, N, Krämer, M

Vector-boson pair production is an important background for Higgs boson and new physics searches at the Large Hadron Collider LHC. We have calculated the loop-induced gluon-fusion process gg -> WW ->...

Gluon-induced WW background to Higgs boson searches at the LHC (2005)

Binoth, T., Ciccolini, M., Kauer, N., Krämer, M.

Vector-boson pair production is an important background for Higgs boson and new physics searches at the Large Hadron Collider LHC. We have calculated the loop-induced gluon-fusion process gg -> WW ->...

Electroweak Physics (2005)

Hollik, W, Accomando, A, Del Águila, F, Awramik, M, Ballestrero, A, Van Der Bij, J J, ...

Work on electroweak precision calculations and event generators for electroweak physics studies at current and future colliders is summarized.

Heavy quarkonium physics (2005)

Brambilla, N., Krämer, M., Mussa, R., Vairo, A., Bali, G., T. Bodwin, G., ...

This report is the result of the collaboration and research effort of the Quarkonium Working Group over the last three years. It provides a comprehensive overview of the state of the art in...

Heavy quarkonium physics (2005)

Brambilla, N., Krämer, M., Mussa, R., Vairo, A., Bali, G., T. Bodwin, G., ...

This report is the result of the collaboration and research effort of the Quarkonium Working Group over the last three years. It provides a comprehensive overview of the state of the art in...

Heavy Quarkonium Physics (2004)

Brambilla, N., Krämer, M., Mussa, R., Vairo, A., Bali, G., Bodwin, G. T., ...

This report is the result of the collaboration and research effort of the Quarkonium Working Group over the last three years. It provides a comprehensive overview of the state of the art in...

Pair production of scalar leptoquarks at the LHC (2004)

Krämer, M, Plehn, T, Spira, Michael, Zerwas, P M

Theoretical predictions for the production cross sections of leptoquarks at the CERN LHC are presented including higher-order QCD corrections. These corrections reduce the dependence on the...

Pair production of scalar leptoquarks at the LHC (2004)

Krämer, M., Plehn, T., Spira, M., Zerwas, P. M.

Theoretical predictions for the production cross sections of leptoquarks at the CERN LHC are presented including higher-order QCD corrections. These corrections reduce the dependence on the...

The Higgs Working Group: Summary Report 2003 (2004)

Assamagan, K. A., Narain, M., Nikitenko, A., Spira, M., Zeppenfeld, D., Alwall, J., ...

Theoretical progress in Higgs boson production and background processes is discussed with particular emphasis on QCD corrections at and beyond next-to-leading order as well as next-to-leading order...

Precision Calculations for Associated WH and ZH Production at Hadron Colliders (2004)

Brein, O., Ciccolini, M., Dittmaier, S., Djouadi, A., Harlander, R., Krämer, M.

Recently the next-to-next-to-leading order QCD corrections and the electroweak O(alpha) corrections to the Higgs-strahlung processes ppbar/pp -> WH/ZH + X have been calculated. Both types of...

Photon and neutral pion production in Au+Au collisions at sqrt(s_{NN}) = 130 GeV (2004)

Adams, J, Adler, C, Aggarwal, M M, Ahammed, Z, Amonett, J, Anderson, B D, ...

We report the first inclusive photon measurements about mid-rapidity (|y| photon photon decay to the inclusive photon spectrum decreases by 20% +/- 5% between pt = 1.65 GeV/c and pt = 2.4 GeV/c in...

The Higgs Working Group: Summary Report 2003 (2004)

Assamagan, K. A., Narain, M., Nikitenko, A., Spira, M., Zeppenfeld, D., Alwall, J., ...

Theoretical progress in Higgs boson production and background processes is discussed with particular emphasis on QCD corrections at and beyond next-to-leading order as well as next-to-leading order...

The Higgs Working Group: Summary Report 2003 (2004)

Assamagan, K. A., Narain, M., Nikitenko, A., Spira, M., Zeppenfeld, D., Alwall, J., ...

Theoretical progress in Higgs boson production and background processes is discussed with particular emphasis on QCD corrections at and beyond next-to-leading order as well as next-to-leading order...

Robuste und abstimmbare Schalldämpfer in der Abluft von Fertigungs- und Heizungsanlagen (2004)

Brandstätt, P., Eckoldt, D., Krämer, M., Bay, K.

Die Anforderungen an Schalldämpfer, die als sekundärer Schallschutz in Luftleitungen eingesetzt werden, sind in industriellen Anlagen (z. B. Papier- und Mineralfaserproduktion, Lackieranlagen)...

Microphysics of cirrus clouds and ist dependency on different types of aerosols. (2004)

Mangold, A., Krämer, M., Möhler, O., Wagner, R., Saathoff, H., Büttner, S., ...

Aviation, Atmosphere, and Climate (AAC) : Proc.of a European Conf., Friedrichshafen, June 30 - July 3, 2003

Experimental investigation of homogeneous and heterogeneous freezing processes at simulated UTLS conditions. (2004)

Möhler, O., Linke, C., Saathoff, H., Schnaiter, M., Wagner, R., Schurath, U., ...

Aviation, Atmosphere, and Climate (AAC) : Proc.of a European Conf., Friedrichshafen, June 30 - July 3, 2003 (Poster)

Messungen von Eisübersättigung inner- und außerhalb von Zirren. (2004)

Schlicht, S., Krämer, M., Schiller, C., Gensch, I., Rohs, S., Spelten, N., ...

68.Physikertagung und AMOP-Frühjahrstagungen der DPG, München, 22.-26.März 2004

Tiefe Temperaturen der oberen Troposphäre erhöhen die Effizienz von Mineralpartikeln als Eiskeime für die Zirrenbildung. (2004)

Möhler, O., Wagner, R., Linke, C., Schnaiter, M., Benz, S., Schlicht, S., ...

Deutsch-Österreichisch-Schweizerische Meteorologen-Tagung (DACH 2004), Karlsruhe, 7.- 10.September 2004 (Poster)

Cirrus cloud microphysics and its dependency on aerosol type, temperature, and cooling rate. (2004)

Mangold, A., Krämer, M., Möhler, O., Wagner, R., Saathoff, H., Ebert, V., ...

COST 723 Workshop on Cirrus Clouds and their Supersaturated Environment, Oberpfaffenhofen, October 11-12, 2004 (Poster)

Particles and cirrus clouds (PAZI): overview of results 2000 - 2003. (2004)

Kärcher, B., Schumann, U., Brinkop, S., Busen, R., Fiebig, M., Flentje, H., ...

Aviation, Atmosphere, and Climate (AAC) : Proc.of a European Conf., Friedrichshafen, June 30 - July 3, 2003

Higgs Radiation off Bottom Quarks at the Tevatron and the LHC (2003)

Dittmaier, S, Spira, Michael, Krämer, M

Higgs-boson production in association with bottom quarks, ppbar/pp -> b bbar H + X, is one of the most important discovery channels for supersymmetric Higgs particles at the Tevatron and the LHC. We...

Higgs Radiation off Bottom Quarks at the Tevatron and the LHC (2003)

Dittmaier, S, Krämer, M, Spira, Michael

Higgs-boson production in association with bottom quarks, ppbar/pp -> b bbar H + X, is one of the most important discovery channels for supersymmetric Higgs particles at the Tevatron and the LHC. We...

Electroweak Radiative Corrections to Associated WH and ZH Production at Hadron Colliders (2003)

Ciccolini, M. L., Dittmaier, S., Krämer, M.

Higgs-boson production in association with W or Z bosons, p pbar -> WH/ZH + X, is the most promising discovery channel for a light Standard Model Higgs particle at the Fermilab Tevatron. We present...

Nitric acid partitioning in cirrus clouds: a synopsis based on field, laboratory and model studies (2003)

Krämer,M., Beuermann,J., Schiller,C., Grimm,Frank, Arnold,Frank, Peter,Th., ...

From a synopsis of field, laboratory and model studies at T >205K as well as from the field experiments POLSTAR at T

NLO QCD corrections to t anti-t H production in hadron collisions (2003)

Beenakker,W., Dittmaier,S., Krämer,M., Plümper,B., Spira,M., Zerwas,P. M.

The Higgs boson H of the Standard Model can be searched for in the channels p pbar / pp -> t tbar H + X at the Tevatron and the LHC. The cross sections for these processes and the final-state...

Electroweak Radiative Corrections to Associated WH and ZH Production at Hadron Colliders (2003)

Ciccolini,M. L., Dittmaier,S., Krämer,M.

Higgs-boson production in association with W or Z bosons, p pbar -> WH/ZH + X, is the most promising discovery channel for a light Standard Model Higgs particle at the Fermilab Tevatron. We present...

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2003)

W. Haag, B. Kärcher, S. Schaefers, O. Stetzer, O. Möhler, U. Schurath, ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

O. Möhler, O. Stetzer, S. Schaefers, C. Linke, M. Schnaiter, R. Tiede, ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

NLO QCD corrections to t anti-t H production in hadron collisions (2003)

Beenakker, W., Dittmaier, S., Krämer, M., Plümper, B., Spira, M., Zerwas, P. M.

The Higgs boson H of the Standard Model can be searched for in the channels p pbar / pp -> t tbar H + X at the Tevatron and the LHC. The cross sections for these processes and the final-state...

Electroweak Radiative Corrections to Associated WH and ZH Production at Hadron Colliders (2003)

Ciccolini, M. L., Dittmaier, S., Krämer, M.

Higgs-boson production in association with W or Z bosons, p pbar -> WH/ZH + X, is the most promising discovery channel for a light Standard Model Higgs particle at the Fermilab Tevatron. We present...

Nitric acid partitioning in cirrus clouds: a synopsis based on field, laboratory and model studies (2003)

Krämer, M., Beuermann, J., Schiller, C., Grimm, Frank, Arnold, Frank, Peter, Th., ...

From a synopsis of field, laboratory and model studies at T >205K as well as from the field experiments POLSTAR at T

Nitric acid partitioning in cirrus clouds: a synopsis based on field, laboratory and model studies (2003)

Krämer, M., Beuermann, J., Schiller, C., Grimm, F., Arnold, F., Peter, T., ...

From a synopsis of field, laboratory and model studies at T>205 K as well as from the field experiments POLSTAR at T

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2003)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Nitric acid partitioning in cirrus clouds: a synopsis based on field, laboratory and model studies (2003)

Krämer, M., Beuermann, J., Schiller, C., Grimm, F., Arnold, F., Peter, T., ...

From a synopsis of field, laboratory and model studies at T>205 K as well as from the field experiments POLSTAR at T

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2003)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Atmospheric Chemistry and Physics Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2003)

O. Möhler, O. Stetzer, S. Schaefers, C. Linke, M. Schnaiter, R. Tiede, ...

The homogeneous freezing of supercooled H 2 SO 4 /H 2 O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum...

Ice water content of low temperature cirrus clouds measured at the AIDA aerosol chamber. (2003)

Mangold, A., Büttner, S., Ebert, V., Giesemann, C., Krämer, M., Möhler, O., ...

Joint Assembly of the European Geophysical Society (EGS), the American Geophysical Union (AGU) and the European Union of Geosciences (EUG), Nice, F, April 6-11, 2003 (Poster)

Intercomparison of water vapour detectors under field and controlled conditions. (2003)

Mangold, A., Bläsner, M., Bozoki, Z., Busen, R., Ebert, V., Giesemann, C., ...

Joint Assembly of the European Geophysical Society (EGS), the American Geophysical Union (AGU) and the European Union of Geosciences (EUG), Nice, F, April 6-11, 2003 (Poster)

Laboratory studies of homogeneous and heterogeneous ice nucleation at simulated cirrus cloud conditions. (2003)

Stetzer, O., Büttner, S., Möhler, O., Saathoff, H., Schnaiter, M., Schurath, U., ...

Joint Assembly of the European Geophysical Society (EGS), the American Geophysical Union (AGU) and the European Union of Geosciences (EUG), Nice, F, April 6-11, 2003 (Poster)

Heterogeneous ice nucleation in the AIDA chamber: freezing onset and ice particle characterization. (2003)

Möhler, O., Büttner, S., Schurath, U., Wagner, R., Mangold, A., Krämer, M., ...

Joint Assembly of the European Geophysical Society (EGS), the American Geophysical Union (AGU) and the European Union of Geosciences (EUG), Nice, F, April 6-11, 2003

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA. (2003)

Haag, W., Möhler, O., Krämer, M., Kärcher, B.

Stratospheric Ozone 2002 : Proc.of the 6th European Symp.,Göteborg, S, September 2-6, 2002

Ice nucleation on flame soot aerosol of different organic carbon content. (2003)

Möhler, O., Linke, C., Saathoff, H., Schnaiter, M., Wagner, R., Mangold, A., ...

European Conf.on Aviation, Atmosphere and Climate, Friedrichshafen, June 30 - July 3, 2003

NLO QCD corrections to t anti-t H production in hadron collisions (2002)

Beenakker, W., Dittmaier, S., Krämer, M., Plümper, B., Spira, M., Zerwas, P. M.

The Higgs boson H of the Standard Model can be searched for in the channels p pbar / pp -> t tbar H + X at the Tevatron and the LHC. The cross sections for these processes and the final-state...

J/$\Psi$ production through resolved photon processes at $e^+e^-$ colliders (2002)

Godbole, RM, Indumathi, D, Krämer, M

We consider J/$\Psi$ photoproduction in $e^+e^-$ as well as linear photon colliders. We find that the process is dominated by the resolved photon channel. Both the once-resolved and twice-resolved...

J/$\Psi$ production through resolved photon processes at $e^+e^-$ colliders (2002)

Godbole, RM, Indumathi, D, Krämer, M

We consider J/$\Psi$ photoproduction in $e^+e^-$ as well as linear photon colliders. We find that the process is dominated by the resolved photon channel. Both the once-resolved and twice-resolved...

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2002)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2002)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2002)

Haag, W., Kärcher, B., Schaefers, S., Stetzer, O., Möhler, O., Schurath, U., ...

The homogeneous freezing of supercooled H2SO4/H2O aerosols in an aerosol chamber is investigated with a microphysical box model using the activity parameterization of the nucleation rate by Koop et...

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2002)

Möhler, O., Stetzer, O., Schaefers, S., Linke, C., Schnaiter, M., Tiede, R., ...

The homogeneous freezing of supercooled H2SO4/H2O solution droplets was investigated in the aerosol chamber AIDA (Aerosol Interactions and Dynamics in the Atmosphere) of Forschungszentrum Karlsruhe....

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA (2002)

O. Möhler, O. Stetzer, S. Schaefers, C. Linke, M. Schnaiter, R. Tiede, ...

The homogeneous freezing of supercooled H<sub>2</sub>SO<sub>4</sub>/H<sub>2</sub>O solution droplets was investigated in the aerosol chamber AIDA (Aerosol...

Numerical simulations of homogeneous freezing processes in the aerosol chamber AIDA (2002)

W. Haag, B. Kärcher, S. Schaefers, O. Stetzer, O. Möhler, U. Schurath, ...

The homogeneous freezing of supercooled H<sub>2</sub>SO<sub>4</sub>/H<sub>2</sub>O aerosols in an aerosol chamber is investigated with a microphysical box model...

Aerosol chamber experiments on ice nucleation in supercooled droplets. (2002)

Stetzer, O., Budz, P., Krämer, M., Mangold, A., Möhler, O., Schäfers, S., ...

27th General Assembly of the European Geophysical Society, Nice, F, April 22-26, 2002

Higgs Radiation off Top Quarks at the Tevatron and the LHC (2001)

Beenakker, W, Dittmaier, S, Krämer, M, Plümper, B, Spira, Michael, Zerwas, Peter M

Higgs bosons can be searched for in the channels $p\bar p/pp\to t\bar tH+X$ at the Tevatron and the LHC. We have calculated the QCD corrections to these processes in the Standard Model at...

Higgs Radiation off Top Quarks at the Tevatron and the LHC (2001)

Beenakker, W., Dittmaier, S., Krämer, M., Plümper, B., Spira, M., Zerwas, P. M.

Higgs bosons can be searched for in the channels $p\bar p/pp\to t\bar tH+X$ at the Tevatron and the LHC. We have calculated the QCD corrections to these processes in the Standard Model at...

Higgs Radiation off Top Quarks at the Tevatron and the LHC (2001)

Beenakker, W, Dittmaier, S, Krämer, M, Plümper, B, Spira, Michael, Zerwas, Peter M

Higgs bosons can be searched for in the channels $p\bar p/pp\to t\bar tH+X$ at the Tevatron and the LHC. We have calculated the QCD corrections to these processes in the Standard Model at...

Production of MSSM Higgs Bosons in Photon-Photon Collisions (2001)

Mühlleitner, M. M., Krämer, M., Spira, M., Zerwas, P. M.

The heavy neutral Higgs bosons H, A in the minimal supersymmetric extension of the Standard Model can be produced as single resonances at high-energy gamma gamma colliders. We have studied the...

$J/\psi$ and $\psi(2S)$ Production and Polarization at the Tevatron (2000)

Krämer, M

The NRQCD factorization approach for quarkonium production at hadron colliders is reviewed. The prediction of J/psi and psi(2S) transverse polarization at large transverse momentum is confronted with...

Tests of QCD: Summary of DIS 2000 (2000)

Blair, R, Grindhammer, G, Klasen, M, Krämer, M

This summary of the working group 2 of DIS 2000 encompasses experimental and theoretical results of jet physics, open and bound state heavy flavour production, prompt photon production,...

Event generators for $\gamma\gamma$ physics (2000)

Alderweireld, T, Andreev, V, Csilling, Akos, Engel, R, Favara, A, Fedin, O, ...

The status and performance of event generators for gamma-gamma physics are reported. Some related theoretical problems are discussed (luminosity functions, NLO calculations). Main features of the...

Heavy Quark Production and PDF's Subgroup Report (2000)

Demina, R., Keller, S., Krämer, M., Kretzer, S., Martin, R., Olness, F. I., ...

We present a status report of a variety of projects related to heavy quark production and parton distributions for the Tevatron Run II.

Electroweak Physics (2000)

Azuelos, Georges, Baur, Ulrich, Van Der Bij, Jochum J, Bourilkov, D, Brein, O, Casalbuoni, Roberto, ...

We review the prospects for studies in electroweak physics at the LHC.

Bottom Production (2000)

Nason, P, Ridolfi, G, Schneider, O, Tartarelli, F, Vikas, P, Baines, J T M, ...

We review the prospects for bottom production physics at the LHC. Members of the working group who has contributed to this document are: J. Baines, S.P. Baranov, P. Bartalini, A. Bay, E. Bouhova, M....

Heavy Flavour Production in Two-Photon Collisions (2000)

Frixione, Stefano, Krämer, M, Laenen, Eric

We review the production of charm and bottom quarks in two-photon collisionsat e+e- colliders. The next-to-leading order QCD predictions for total crosssections and differential distributions are...

Higgs radiation off quarks in supersymmetric theories at e^+e^- colliders (2000)

Dittmaier, S., Krämer, M., Liao, Y., Spira, M., Zerwas, P. M.

Yukawa couplings between Higgs bosons and quarks in supersymmetric theories can be measured in the processes e^+e^- -> Q Qbar + Higgs. We have determined the cross sections of these processes in the...

Dynamisches Informationsmodell zum Aufbau eines objektorientierten Instandhaltungsmanagements (2000)

Krämer, M.

Der Instandhaltungsbereich ist aufgrund der steigenden Komplexität technischer Anlagen, einer ständigen Erweiterung seines Aufgabenspektrums sowie eines erheblichen Kostendrucks von einem...

$D^{*}$ Production in Two-Photon Collisions (1999)

Frixione, Stefano, Krämer, M, Laenen, Eric

We calculate total and differential production rates of D* mesons in two-photon collisions at LEP2. We include full next-to-leading order QCD corrections, and perform an extensive study of the...

Production of Charginos/Neutralinos and Sleptons at Hadron Colliders (1999)

Beenakker, W, Klasen, M, Krämer, M, Plehn, Tilman, Spira, Michael, Zerwas, Peter M

We analyse the production of charginos/neutralinos and sleptons at the hadron colliders Tevatron and LHC in the direct channels: $p\bar{p}/pp \to The cross sections for these reactions are given in...

The Production of Charginos/Neutralinos and Sleptons at Hadron Colliders (1999)

Beenakker, W., Klasen, M., Krämer, M., Plehn, T., Spira, M., Zerwas, P. M.

We analyse the production of charginos/neutralinos and sleptons at the hadron colliders Tevatron and LHC in the direct channels: $p\bar{p}/pp \to \tilde{\chi}_i \tilde{\chi}_j + X$ and $\tilde{\ell}...

QCD Corrections to Radiative $\Upsilon$ Decays (1999)

Krämer, M

We calculate the next-to-leading order perturbative QCD corrections to the photon energy spectrum in radiative Upsilon decays We have calculated the next-to-leading order perturbative QCD corrections...

Heavy Flavour Production at HERA (1999)

Hayes, M E, Krämer, M

We review the theoretical and experimental status of heavy-flavour production at HERA. The results presented include some outstanding issues in charm and beauty photoproduction, charm production in...

Higher-Order Corrections to Radiative $\Upsilon$ Decays (1999)

Krämer, M

Recent advances in the theoretical description of radiative Upsilon decays are reviewed, including the calculation of next-to-leading order QCD corrections to the photon spectrum.

SUSY Particle Production at the Tevatron (1998)

Plehn, Tilman, Spira, Michael, Beenakker, W, Krämer, M

The determination of the full SUSY QCD corrections to the production of squarks, gluinos and gauginos at the Tevatron is reviewed. The NLO corrections stabilize the theoretical predictions of the...

Supersymmetric particle production at hadron colliders (1998)

Krämer, M

The theoretical status of MSSM particle production at the hadron colliders Tevatron and LHC is reviewed, including next-to-leading order supersymmetric QCD corrections. The higher-order corrections...

Supersymmetric particle production at hadron colliders (1998)

Krämer, M

The theoretical status of MSSM particle production at the hadron colliders Tevatron and LHC is reviewed, including next-to-leading order supersymmetric QCD corrections. The higher-order corrections...

Higgs Radiation off Top Quarks in $e^{+}e^{-}$ Collisions (1998)

Dittmaier, S, Krämer, M, Liao, Y, Spira, Michael, Zerwas, Peter M

The strength of the Yukawa coupling of the leptons and quarks with the Higgs boson is uniquely determined by the Higgs mechanism for generating masses in the Standard Model. The top-Higgs coupling...

Higgs Radiation off Top Quarks in e^+e^- Collisions (1998)

Dittmaier, S., Krämer, M., Liao, Y., Spira, M., Zerwas, P. M.

The strength of the Yukawa coupling of the leptons and quarks with the Higgs boson is uniquely determined by the Higgs mechanism for generating masses in the Standard Model. The top-Higgs coupling...

Higgs Radiation Off Top Quarks in e(+)e(-) Collisions (1998)

Dittmaier, S, Krämer, M, Liao, Y, Spira, M, Zerwas, P M

The strength of the Yukawa coupling of the leptons and quarks with the Higgs boson is uniquely determined by the Higgs mechanism for generating masses in the Standard Model. The top-Higgs coupling...

Supersymmetric Particle Production at Hadron Colliders (1998)

Krämer, M

The theoretical status of MSSM particle production at the hadron colliders Tevatron and LHC is reviewed, including next-to-leading order supersymmetric QCD corrections. The higher-order corrections...

Stop Production at Hadron Colliders (1997)

Beenakker, W, Krämer, M, Plehn, Tilman, Spira, Michael, Zerwas, Peter M

Stop particles are expected to be the lightest squarks in supersymmetric theories and the search for these particles is an important experimental task. We therefore present the cross sections for the...

Stop Production at Hadron Colliders (1997)

Beenakker, W., Krämer, M., Plehn, T., Spira, M., Zerwas, P. M.

Stop particles are expected to be the lightest squarks in supersymmetric theories and the search for these particles is an important experimental task. We therefore present the cross sections for the...

Inelastic photoproduction of polarised $J/\psi$ (1997)

Beneke, Martin, Krämer, M, Vänttinen, M

The comparison of $J/\psi$ photoproduction data in the inelastic region with theoretical predictions based on the NRQCD approach has remained somewhat ambiguous and controversial, in particular at...

Inelastic photoproduction of polarised $J/\psi$ (1997)

Beneke, M., Krämer, M., Vänttinen, M.

The comparison of $J/\psi$ photoproduction data in the inelastic region with theoretical predictions based on the NRQCD approach has remained somewhat ambiguous and controversial, in particular at...

Pair production of scalar leptoquarks at the Tevatron (1997)

Krämer, M, Plehn, Tilman, Spira, Michael, Zerwas, Peter M

We present the cross section for pair production of scalar leptoquarks $LQ$ in $p\bar{p}$ collisions, $p+\bar{p} \to LQ + \bar{LQ} + X$, at the Fermilab Tevatron in next-to-leading order QCD....

Pair production of scalar leptoquarks at the Tevatron (1997)

Krämer, M., Plehn, T., Spira, M., Zerwas, P. M.

We present the cross section for pair production of scalar leptoquarks $LQ$ in $p\bar{p}$ collisions, $p+\bar{p} \to LQ + \bar{LQ} + X$, at the Fermilab Tevatron in next-to-leading order QCD....

Infinite Momentum Frame Calculation of Semileptonic Heavy \Lambda_b\to\Lambda_c Transitions Including HQET Improvements (1997)

König, B., Körner, J. G., Krämer, M., Kroll, P.

We calculate the transition form factors that occur in heavy $\Lambda$-type baryon semileptonic decays as e.g. in $\Lambda_{b} \to \Lambda_{c}^{+} + l^{-} + \bar{\nu}_{l} $. We use Bauer-Stech-Wirbel...

Projektmanagement von kombinierten DV- und Organisationsprojekten unter Einsatz eines zentralen Prozeßorientierten Organisationsmodells (1997)

Krämer, M.

Dieser Beitrag stellt ein prozeßorientiertes Organisationsmodell (POM) für das Projektmanagement von kombinierten DV- und Organisationsprojekten am Beispiel eines Kooperationsprojektes des...

Soft Gluon Radiation in Higgs Boson Production at the LHC (1996)

Krämer, M, Laenen, Eric, Spira, Michael

We examine the contributions of soft gluons to the Higgs production cross section at the LHC in the Standard Model and its minimal supersymmetric extension. The soft gluon radiation effects of this...

Direct J/$\psi$ and $\psi$' polarization and cross sections at the Fermilab Tevatron (1996)

Beneke, Martin, Krämer, M

Transverse polarization of ${}^3 S_1$ charmonium states, produced directly in $p\bar{p}$ collisions at asymptotically large transverse momentum p_t, has emerged as the most prominent test of color...

Anomalous couplings in the Higgs-strahlung process (1996)

Kilian, W., Krämer, M., Zerwas, P. M.

The angular distributions in the Higgs-strahlung process $e^+e^-\to HZ\to H\bar f f$ are uniquely determined in the Standard Model. We study how these predictions are modified if non-standard...

Higgs physics at LEP2 (1996)

Carena, M S, Zerwas, Peter M, Accomando, E, Bagnaia, P, Ballestrero, A, Bambade, P, ...

In this report we review the prospects for Higgs physics at LEP2. The theoretical aspects and the phenomenology of Higgs particles are discussed within the Standard Model (SM) and the Minimal...

Higgs Physics at LEP2 (1996)

Carena, M., Zerwas, P., Accomando, E., Bagnaia, P., Ballestrero, A., Bambade, P., ...

In this report we review the prospects for Higgs physics at LEP2. The theoretical aspects and the phenomenology of Higgs particles are discussed within the Standard Model (SM) and the Minimal...

Gamma-gamma physics at LEP2 (1996)

Aurenche, Patrick, Schuler, G A, Bawa, A C, Boudinov, E, Buijs, A, Cacciari, M, ...

This report is an overview of the gamma-gamma physics capabilities of LEP2, and covers the following topics: structure functions, equivalent photon approximation, tagging conditions etc, soft and...

Large-$p_\perp$ Heavy-Quark Production in Two-Photon Collisions (1995)

Cacciari, M., Greco, M., Kniehl, B. A., Krämer, M., Kramer, G., Spira, M.

The next-to-leading-order (NLO) cross section for the production of heavy quarks at large transverse momenta ($p_\perp$) in $\gamma\gamma$ collisions is calculated with perturbative fragmentation...

Heavy-quark correlations in direct photon-photon collisions (1995)

Krämer, M, Laenen, Eric

In two-photon collisions at LEP2 and a future e^+e^- linear collider heavy quarks (mainly charm) will be pair-produced rather copiously. The production via direct and resolved photons can be...

Cross Sections for Charm Production in $ep$ Collisions: Massive versus Massless Scheme (1995)

Kniehl, B. A., Krämer, M., Kramer, G., Spira, M.

The next--to--leading order inclusive cross section for large-$p_\perp$ photoproduction of charm quarks at HERA is calculated in two different approaches. In the first approach the charm quarks are...

Heavy Quarkonium Physics

Brambilla,N., Krämer,M., Mussa,R., Vairo,A., Bali,G., Bodwin,G. T., ...

This report is the result of the collaboration and research effort of the Quarkonium Working Group over the last three years. It provides a comprehensive overview of the state of the art in...

UV-induced transcription from the human immunodeficiency virus type 1 (HIV-1) long terminal repeat and UV-induced secretion of an extracellular factor that induces HIV-1 transcription in nonirradiated cells.

Stein, B, Krämer, M, Rahmsdorf, H J, Ponta, H, Herrlich, P

UV irradiation, but not visible sunlight, induces the transcription of human immunodeficiency virus type 1 (HIV-1). Chimeric constructs carrying all or parts of the HIV-1 long terminal repeat linked...

Quantitative morphodynamics of endothelial cells within confluent cultures in response to fluid shear stress.

Dieterich, P, Odenthal-Schnittler, M, Mrowietz, C, Krämer, M, Sasse, L, Oberleithner, H, ...

To evaluate shear stress-induced effects on cultured cells we have extended the mechanical setup of a multichannel in vitro rheological system and developed software allowing entire processing...

UV-induced transcription from the human immunodeficiency virus type 1 (HIV-1) long terminal repeat and UV-induced secretion of an extracellular factor that induces HIV-1 transcription in nonirradiated cells.

Stein, B, Krämer, M, Rahmsdorf, H J, Ponta, H, Herrlich, P

UV irradiation, but not visible sunlight, induces the transcription of human immunodeficiency virus type 1 (HIV-1). Chimeric constructs carrying all or parts of the HIV-1 long terminal repeat linked...

Quantitative morphodynamics of endothelial cells within confluent cultures in response to fluid shear stress.

Dieterich, P, Odenthal-Schnittler, M, Mrowietz, C, Krämer, M, Sasse, L, Oberleithner, H, ...

To evaluate shear stress-induced effects on cultured cells we have extended the mechanical setup of a multichannel in vitro rheological system and developed software allowing entire processing...

Heavy Quarkonium Physics

Brambilla, N., Krämer, M., Mussa, R., Vairo, A., Bali, G., Bodwin, G. T., ...

This report is the result of the collaboration and research effort of the Quarkonium Working Group over the last three years. It provides a comprehensive overview of the state of the art in...