流体动力学演化中QCD临界点的信号
核理论
2009-11-18 v2
摘要
QCD相图中临界点的存在会扭曲描述膨胀火球在QCD相图中演化的轨迹。当火球经过临界点附近时,流体动力学轨迹的形变将改变质子-反质子比随横向速度的依赖关系。因此,在狭窄的束流能量窗口内,反质子/质子比随横向速度出现异常依赖关系,可作为临界点存在的信号。
引用
@article{arxiv.0907.4435,
title = {Signals of the QCD Critical Point in Hydrodynamic Evolutions},
author = {Chiho Nonaka and M. Asakawa and S. A. Bass and B. Muller},
journal= {arXiv preprint arXiv:0907.4435},
year = {2009}
}
备注
4 pages, 6 figures, 21st International Conference on Ultra-Relativistic Nucleus-Nucleus Collisions (QM2009) 30 Mar - 4 Apr 2009, Knoxville, Tennessee