Original Articles |
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Mass Resolution versus Chamber Resolution in ALICE Dimuon Forward Spectrometer |
WU Tao |
Institute of Particle Physics, Huazhong Normal University, Wuhan 430079 |
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Cite this article: |
WU Tao 2007 Chin. Phys. Lett. 24 1533-1536 |
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Abstract The precisions and its sources of spatial resolutions of tracking chambers and mass resolutions of dimuon signals in ALICE Dimuon Forward Spectrometer are explored by tracking and reconstruction of AliRoot software. The dependences of γ mass resolution on spatial resolution of tracking chambers are presented with and without background events through simulations.
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Keywords:
25.75.-q
13.20.Gd
29.40.Gx
07.05.Tp
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Received: 21 July 2006
Published: 17 May 2007
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PACS: |
25.75.-q
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(Relativistic heavy-ion collisions (collisions induced by light ions studied to calibrate relativistic heavy-ion collisions should be classified under both 25.75.-q and sections 13 or 25 appropriate to the light ions))
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13.20.Gd
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(Decays of J/ψ, Υ, and other quarkonia)
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29.40.Gx
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(Tracking and position-sensitive detectors)
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07.05.Tp
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(Computer modeling and simulation)
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[1] Carminati F et al (ALICE Collaboration) 2004 J. Phys.G: Nucl. Part. Phys. 30 1517 [2] Wu T 2004 High Energy Physics, ICHEP (Singapore: WorldScientific) vol 1 p 365 [3] ALICE Collaboration, CERNLHCC 2000-046, Addendum 1 to ALICETDR 5; CERNLHCC 99-22, ALICE TDR 5, 13 August 1999 [4]Willis N et al 2002 CERNEXT-2002-075, IPNO-DR 02-024,http:hal.in2p3.frin2p3-00022324en [5] ALICE Off-line Project http:aliceinfo.cern.chOffline [6] GEANT Detector Description and Simulation Toolhttp:wwwasd.web.cern.chwwwasdgeant [7] Kharmandarian L 1999 PhD thesis (IPNO France) IPNO-T-00-02 sec4.1 [8] Suire C 2005 Tracking and Trigger Efficiencies in theMUON Arm (ALICE Offline Week, CERN, 3-7 October 2005) [9] Wang X N and Gyulassy M 1991 Phys. Rev. D 44 3501http:www-nsdth.lbl.gov~xnwanghijing |
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