Elliptic flow of φmeson at topRHIC energy

نویسندگان

  • J. H. Chen
  • Y. G. Ma
  • G. L. Ma
  • X. Z. Cai
  • Z. J. He
  • H. Z. Huang
  • J. L. Long
  • W. Q. Shen
  • C. Zhong
  • J. X. Zuo
  • J. G. Chen
  • D. Q. Fang
  • W. Guo
  • C. W. Ma
  • Q. M. Su
  • W. D. Tian
  • K. Wang
  • Y. B. Wei
  • T. Z. Yan
چکیده

Based on A Multi-Phase Transport (AMPT) model, the elliptic flow v2 of φ meson which is reconstructed from K+K− at top relativistic heavy ion collider (RHIC) energy at Brookhaven Nation Laboratory (BNL) has been studied. The dependences of the transverse momentum pT and of the centrality have been presented and the rescattering effect of φ in the hadronic phase has been also investigated. The results show that reconstructed v2 of φmeson can keep the earlier information before φ decays and it seems to obey the number of constituent quark scaling as other mesons and baryons.

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تاریخ انتشار 2005