Absence of Suppression in Particle Production at Large Transverse Momentum in √sNN p = 200 GeV d + Au Collisions

Physical Review Letters Volume 91 Issue 7 Page 072303-1-072303-6 published_at 2003-08-15
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Title ( eng )
Absence of Suppression in Particle Production at Large Transverse Momentum in √sNN p = 200 GeV d + Au Collisions
Creator
PHENIX Collaboration
Hachiya Takashi
Kohara Ryota
Nakamura Tomoaki
Tsuchimoto Yuji
Source Title
Physical Review Letters
Volume 91
Issue 7
Start Page 072303-1
End Page 072303-6
Abstract
Transverse momentum spectra of charged hadrons with pT < 8 GeV/c and neutral pions with pT < 10 GeV/c have been measured at midrapidity by the PHENIX experiment at BNL RHIC in d + Au collisions at √sNN = 200 GeV. The measured yields are compared to those in p + p collisions at the same √sNN scaled up by the number of underlying nucleon-nucleon collisions in d + Au. The yield ratio does not show the suppression observed in central Au + Au collisions at RHIC. Instead, there is a small enhancement in the yield of high momentum particles.
Language
eng
Resource Type journal article
Publisher
American Physical Society
Date of Issued 2003-08-15
Rights
Copyright (c) 2003 The American Physical Society.
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 0031-9007
[DOI] 10.1103/PhysRevLett.91.072303
[NCID] AA00773679
[DOI] http://dx.doi.org/10.1103/PhysRevLett.91.072303