Department of Engineering Physics, Tsinghua University, Beijing 100084, China Key Laboratory of Particle & Radiation Imaging (Tsinghua University), Ministry of Education, Beijing 100084, China Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, CA, 94720, USA;
STAR; 核碰撞; 椭圆流; 强子; Au; 方位各向异性; 金; RHIC;