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Ralf Keidel

Prof. Dr. Ralf Keidel

Zentrum für Technologie und Transfer | ZTT, Hochschule Worms

Erenburgerstraße 19, 67549 Worms, Raum: N 015

  • 06241/509-263
  • 0000-0002-1474-6191
Publikationen
Ergebnisse pro Seite:  50

Abelev, B.; Adam, J.; Keidel, Ralf et al.

Transverse sphericity of primary charged particles in minimum bias proton-proton collisions at sqrt(s)=0.9, 2.76 and 7 TeV.

arXiv.org e-print Archiv. Bd. arXiv:1205.3963 [hep-ex]. Genf, Schweiz. 2012 S. 1 - 19


Abelev, B.; Abrahantes Quintana, A.; Keidel, Ralf et al.

Underlying Event measurements in pp collisions at $ sqrt {s} = 0.9 $ and 7 TeV with the ALICE experiment at the LHC

Journal of high energy physics. Bd. 2012. H. 7. Berlin u.a.: Springer u.a. 2012 S. 1 - 42


Aamodt, K.; Abrahantes Quintana, A.; Keidel, Ralf et al.

Centrality dependence of the charged-particle multiplicity density at midrapidity in Pb-Pb collisions at sqrt(sNN) = 2.76 TeV.

Physical review letters : PRL ; providing rapid publication of short reports of important fundamental research with coverage of major advances in all aspects of physics and of developments with significant consequences across subdisciplines. Bd. 106. H. 3. Ridge, NY[u.a.]: American Physical Society 2011 S. 1 - 10


Aamodt, K.; Abrahantes Quintana, A.; Keidel, Ralf et al.

Femtoscopy of pp collisions at sqrt{s}=0.9 and 7 TeV at the LHC with two-pion Bose-Einstein correlations

arXiv.org e-print Archiv (Hrsg). arXiv:1101.3665 [hep-ex]. Genf, Schweiz. 2011 S. 1 - 21


Keidel, Ralf; Bittorf, Michael; Conner, Eric Sean

Further Enhancements of the Front-End-Electronics Communication Software

GSI Scientific Report 2010. Bd. Report 2011-1. 2011 S. 234


Aamodt, K.; Abelev, B.; Keidel, Ralf et al.

Higher harmonic anisotropic flow measurements of charged particles in Pb-Pb collisions at ... = 2.76 TeV

Physical review letters. Bd. 107. H. 3. College Park, Md.: APS 2011


Aamodt, K.; Abelev, B.; Keidel, Ralf et al.

Higher harmonic anisotropic flow measurements of charged particles in Pb-Pb collisions at 2.76 TeV

arXiv.org > nucl-ex > arXiv:1105.3865v1. Genf, Schweiz. 2011 S. 1 - 10


Aamodt, K.; Abrahantes Quintana, A.; Keidel, Ralf et al.

Production of pions, kaons and protons in pp collisions at sqrt(s)= 900 GeV with ALICE at the LHC.

arXiv.org e-print Archiv (Hrsg). arXiv: 1101.4110 [hep-ex]. Genf, Schweiz. 2011 S. 1 - 33


Aamodt, K.; Abrahantes Quintana, A.; Keidel, Ralf et al.

Rapidity and transverse momentum dependence of inclusive J/psi production in pp collisions at sqrt(s) = 7 TeV

arXiv.org e-print Archiv arXiv:1105.0380. Genf, Schweiz. 2011 S. 1 - 23


Aamodt, K.; Abrahantes Quintana, A.; Keidel, Ralf et al.

Suppression of charged particle production at large transverse momentum in central Pb–Pb collisions at √sNN = 2.76 TeV

Physics letters. B. Bd. 696. H. 1/2. Amsterdam: North-Holland Publ. 2011 S. 30 - 39


Aamodt, K.; Keidel, Ralf; Conner, Eric Sean et al.

Alignment of the ALICE inner tracking system with cosmic-ray tracks / Authors: ALICE collaboration

Journal of instrumentation. Bd. 5. H. März. London: Inst. of Physics Publishing 2010 S. 1 - 38 P03003


Aamodt, K.; Abelev, B.; Keidel, Ralf et al.

Charged-particle multiplicity density at mid-rapidity in central Pb-Pb collisions at sqrt(sNN) = 2.76 TeV.

arXiv.rg e-print Archiv (Hrsg). Genf, Schweiz. 2010 S. 1 - 10


Keidel, Ralf; Conner, Eric Sean; Bablok, Sebastian et al.

Charged-particle multiplicity measurement in proton-proton collisions at sqrt(s) = 7 TeV with ALICE at LHC

The European Physical Journal C. Bd. 68. H. 3. Springer Science 2010 S. 345 - 354


Aamodt, K.; Abel, N.; Keidel, Ralf et al.

Charged-particle multiplicity measurement in proton–proton collisions at and 2.36 TeV with ALICE at LHC

The European Physical Journal C. Bd. Volume 68. H. 1. Springer Science 2010 S. 89 - 108


Aamodt, K.; Abelev, B.; Keidel, Ralf et al.

Elliptic flow of charged particles in Pb-Pb collisions at 2.76 TeV.

arXiv.org e-print Archiv (Hrsg). arXiv:1011.3914 [nucl-ex]. Genf, Schweiz. 2010 S. 1 - 10


Aamodt, K.; Keidel, Ralf; Conner, Eric Sean

First proton--proton collisions at the LHC as observed with the ALICE detector: measurement of the charged particle pseudorapidity density at sqrt(s) = 900 GeV

The European Physical Journal C. Bd. 65. Springer Science 2010 S. 111 - 125


Aamodt, K.; Keidel, Ralf; Conner, Eric Sean et al.

Midrapidity antiproton-to-proton ratio in pp collisions at $\sqrt{s} = 0.9$ and $7$~TeV measured by the ALICE experiment

Physiks Review Letters. Bd. 105. H. 7. 2010 S. 53 - 68


Aamodt, K.; Abrahantes Quintana, A.; Keidel, Ralf et al.

Strange particle production in proton-proton collisions at sqrt(s) = 0.9 TeV with ALICE at the LHC

arXiv.org e-print Archiv (Hrsg). arXiv:1012.3257v2 [hep-ex]. Genf, Schweiz. 2010 S. 1 - 34


Alme, J.; Keidel, Ralf; Bablok, Sebastian

The ALICE TPC, a large 3-dimensional tracking device with fast readout for ultra-high multiplicity events

arXiv.org e-print Archiv (Hrsg). arXiv: 1001.1950. Genf, Schweiz. 2010 S. 1 - 56


Aamodt, K.; Keidel, Ralf; Conner, Eric Sean et al.

Transverse momentum spectra of charged particles in proton-proton collisions at $\sqrt{s} = 900$~GeV with ALICE at the LHC

Physics Letters B. Bd. 693. H. 2. 2010 S. 53 - 68


Aamodt, K.; Abrahantes Quintana, A.; Keidel, Ralf et al.

Two-pion Bose-Einstein correlations in central PbPb collisions at sqrt(s_NN) = 2.76 TeV.

arXiv.org e-print Archiv (Hrsg). arXiv:1012.4035 [nucl-ex]. Genf, Schweiz. 2010 S. 1 - 18


Aamodt, K.; Keidel, Ralf; Conner, Eric Sean et al.

Two-pion Bose-Einstein correlations in pp collisions at sqrt(s)=900 GeV

arXiv.org (Hrsg). arXiv:1007.0516v1 [hep-ex]. Genf, Schweiz. 2010 S. 1 - 13


Bablok, Sebastian; Keidel, Ralf; Conner, Eric Sean

Enhancements of the front-end-electronics communication software

Scientific report / Gesellschaft für Schwerionenforschung, Darmstadt. Bd. 2010. H. 1. Darmstadt: Ges. für Schwerionenforschung 2009 S. 322 [Instrumentmethods-42]


Keidel, Ralf; Bablok, Sebastian; Conner, Eric Sean

Front-End-Device - Application Programming Interface

Scientific report / Gesellschaft für Schwerionenforschung, Darmstadt[Elektronische Ressource]. Bd. 2008. H. 1. Darmstadt: GSI 2009 S. 256 Instrumentsmethods 39


Cortese, P.; Dellacasa, G.; Keidel, Ralf et al.

ALICE electromagnetic calorimeter technical design report

CERN-LHCC, CERN-ALICE-TDR (Hrsg). Genf, Schweiz. 2008 S. 1 - 132


Keidel, Ralf; Dreher, Heinz; Conner, Eric Sean et al.

NewOX - extending the Online eXam system to provide automated formative evaluation of student text-based assignments

Auer, Michael E. (Hrsg). The future of learning - globalization in education : international conference, Villach/Austria, 2008 ; interactive computer aided learning / ICL .. Ed. Michael E. Auer .. Kassel: Kassel Univ. Press 2008 1 S.


Aamodt, K.; Keidel, Ralf

The ALICE experiment at the CERN LHC

Journal of instrumentation. Bd. 3. London: Inst. of Physics 2008 S. 1 - 245


Alessandro, B.

ALICE : physics performance report, volume II

Journal of physics. G, nuclear and particle physics. Bd. 32. H. 10. 2006 S. 1295 - 2040


Bablok, Sebastian; Conner, Eric Sean; Hartung, G. et al.

Front-end-electronics communication software for multiple detectors in the ALICE experiment

Nuclear instruments and methods in physics research : A, Accelerators, spectrometers, detectors and associated equipment. Bd. 557. H. 2. 2006 S. 631 - 638


Richter, M.; Alme, J.; Bablok, S. et al.

The control system for the front-end electronics of the ALICE time projection chamber

IEEE transactions on nuclear science : NS ; a publication of the IEEE Nuclear and Plasma Sciences Society. Bd. 53. H. 3. New York, NY: IEEE 2006 S. 980 - 985


Alme, J.; Richter, M.; Keidel, R. et al.

A Distributed, Heterogeneous Control System for the ALICE TPC Electronics

2005 International Conference on Parallel Processing Workshops (ICPPW'05). Oslo, Norwegen: IEEE 2005


Richter, M.; Keidel, Ralf; Bablok, Sebastian et al.

Communication Software for the ALICE TPC Front-End Electronics

SPIRES Conference C05/09/12.10. Genf, Schweiz. 2005 S. 1 - 5


Cortese, P.; Keidel, Ralf; Conner, Eric Sean et al.

ALICE technical design report on forward detectors: FMD, T0 and V0.

CERN-LHCC-2004-025. Genf, Schweiz. 2004 S. 1 - 174


Keidel, Ralf; Conner, Eric Sean; Carminati, F. et al.

ALICE: Physics performance report, volume I.

Journal of Physics G: Nuclear and Particle Physics. Bd. 30. H. 11. Genf, Schweiz. 2004 S. 1517 - 1763


Alber, T.; Keidel, Ralf

Charged particle production in proton, deuteron, oxygen and sulphur nucleus collisions at 200-GeV per nucleon

The European Physical Journal C - Particles and Fields. Bd. 2. H. 4. Springer Berlin / Heidelberg 1998 S. 643 - 659


Brinkmann, D.; Keidel, Ralf

Image data analysis for the NA35 streamer chamber

Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. Bd. 354. H. 2-3. 1995 S. 419 - 436


Baechler, J.; Keidel, Ralf

An Investigation of intermittency in proton - gold, oxygen - gold, sulfur - gold and sulfur-sulfur interactions at 200-GeV per nucleon

Zeitschrift für Physik C Particles and Fields. Bd. 61. H. 4. Springer Berlin / Heidelberg 1994 S. 551 - 561


Baechler, J.; Keidel, Ralf

Study of particle spectra with an optically readout RICH detector in the NA35 experiment

Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. Bd. 343. H. 1. 1994 S. 288 - 291


Baechler, J.; Keidel, Ralf

Charged particle spectra in central S + S collisions at 200-GeV/c per nucleon.

Physical Review Letters. Bd. 72. 1993 S. 1419 - 1422


Baechler, J.; Keidel, Ralf

Multiplicity distributions in small phase space domains in central nucleus-nucleus collisions

Zeitschrift für Physik C Particles and Fields. Bd. 57. H. 4. Springer Berlin / Heidelberg 1993 S. 541 - 550


Baechler, J.; Keidel, Ralf

Production of charged kaons in proton - nucleus and nucleus-nucleus collisions at 200-GeV/Nucleon

Zeitschrift für Physik C Particles and Fields. Bd. 58. H. 3. Springer Berlin / Heidelberg 1993 S. 367 - 374


Bächler, J.; Bartke, J.; Białkowska, H. et al.

Fluctuations of multiplicities in rapidity windows in sulphur-sulphur collisions at 200A GeV

Zeitschrift für Physik C Particles and Fields. Bd. 56. H. 3. Springer Science + Business Media 1992 S. 347 - 354


Ferenc, D.; Keidel, Ralf

Pion interferometry in ultrarelativistic nuclear collisions

Nuclear Physics A. Bd. 544, Issues 1-2. 1992 S. 531 - 535


Kowalski, Marek; Keidel, Ralf

Production of charged kaons in central S + S and O + Au collisions at 200-GeV/nucleon

Nuclear Physics A. Bd. 544. H. 1-2. 1992 S. 609 - 613


Seyboth, P.; Keidel, Ralf

Recent results from experiment NA35

Nuclear Physics A. Bd. 544. H. 1-2. 1992 S. 293 - 307


Baechler, J.; Keidel, Ralf

Bose Einstein correlations in ultrarelativistic heavy ion collisions

Nuclear Physics A. Bd. 525. 1991 S. 327 - 332


Baechler, J.; Keidel, Ralf

Charged particle multiplicities in nuclear collisions at 200-GeV/N

Zeitschrift für Physik C Particles and Fields. Bd. 51. H. 2. Springer Berlin / Heidelberg 1991 S. 157 - 162


Baechler, J.; Keidel, Ralf

Pion and proton spectra in S-32 + S collisions at 200-GeV/nucleon

Nuclear Physics A. Bd. 525. 1991 S. 59 - 65


Tonse, S. R.; Keidel, Ralf

Proton rapidity distributions from 60-GeV/n O-16 + Au collisions

Nuclear Physics A. Bd. 525. 1991 S. 689 - 692


Baechler, J.; Keidel, Ralf

Strangeness enhancement in central S + S collisions at 200-GeV/nucleon

Nuclear Physics A. Bd. 525. 1991 S. 221 - 226