ENHANCEMENT OF LOW-MASS DILEPTONS IN HEAVY-ION COLLISIONS

被引:312
|
作者
LI, GQ
KO, CM
BROWN, GE
机构
[1] TEXAS A&M UNIV,DEPT PHYS,COLLEGE STN,TX 77843
[2] SUNY STONY BROOK,DEPT PHYS,STONY BROOK,NY 11794
基金
美国国家科学基金会;
关键词
D O I
10.1103/PhysRevLett.75.4007
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Using a relativistic transport model for the expansion stage of S+Au collisions at 200 GeV/nucleon, we show that the recently observed enhancement of low-mass dileptons by the CERES Collaboration can be explained by the decrease of vector meson masses in hot and dense hadronic matter.
引用
收藏
页码:4007 / 4010
页数:4
相关论文
共 50 条
  • [21] Probing the equilibration of the QCD matter created in heavy-ion collisions with dileptons
    Wu, Xiang-Yu
    Du, Lipei
    Gale, Charles
    Jeon, Sangyong
    PHYSICAL REVIEW C, 2024, 110 (05)
  • [22] Dileptons and photons from central heavy-ion collisions at CERN-SPS
    Kämpfer, B
    Gallmeister, K
    Pavlenko, OP
    Gale, C
    NUCLEAR PHYSICS A, 2002, 698 : 424C - 427C
  • [23] HADRONIC SOURCES OF DILEPTONS FROM HEAVY-ION COLLISIONS AT INTERMEDIATE AND RELATIVISTIC ENERGIES
    GUDIMA, KK
    TITOV, AI
    TONEEV, VD
    PHYSICS LETTERS B, 1992, 287 (04) : 302 - 306
  • [24] ANTILAMBDA ENHANCEMENT IN ULTRARELATIVISTIC HEAVY-ION COLLISIONS
    KO, CM
    ASAKAWA, M
    LEVAI, P
    PHYSICAL REVIEW C, 1992, 46 (03): : 1072 - 1076
  • [25] STRANGE PARTICLE ENHANCEMENT IN HEAVY-ION COLLISIONS
    WERNER, K
    NUCLEAR PHYSICS A, 1992, 544 (1-2) : C593 - C598
  • [26] Phenomenology of strangeness enhancement in heavy-ion collisions
    Torrieri, Giorgio
    JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS, 2009, 36 (06)
  • [27] UNRAVELING GAMMA-GAMMA DILEPTONS IN CENTRAL RELATIVISTIC HEAVY-ION COLLISIONS
    BARON, N
    BAUR, G
    ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1993, 60 (01): : 95 - 100
  • [28] Production of Dileptons in Ultraperipheral Heavy-Ion Collisions With Two-Photon Processes
    Yu, Gong-Ming
    Li, Xinyu
    Zhang, Xinghang
    Zhao, Zhongxia
    Yang, Haitao
    ADVANCES IN HIGH ENERGY PHYSICS, 2025, 2025 (01)
  • [29] DILEPTONS FROM RHO-MESONS AS A FAST CLOCK FOR HEAVY-ION COLLISIONS
    HEINZ, U
    LEE, KS
    NUCLEAR PHYSICS A, 1992, 544 (1-2) : C503 - C508
  • [30] Production of intermediate-mass dileptons in relativistic heavy ion collisions
    Kvasnikova, I
    Gale, C
    Srivastava, DK
    PHYSICAL REVIEW C, 2002, 65 (06):