Three Semi-empirical Analytic Expressions for the Radial Distribution Function of Hard Spheres

• 作 者: SUNJiu-Xun CAILing-Gang WUQian
• 机 构: DepartmentofAppliedPhysics,LaboratoryforShockWave＆DetonationPhysicsResearch
• 出 处: 理论物理通讯：英文版
• 发表日期: 2004年3期
• 关键词: 径向分布函数 状态方程 半经验解析表达式 蒙特卡罗数据 数学物理方法 方井流 radial distribution function hard sphere
• 基金项目: The project supported by National Natural Science Foundation of China under Grant Nos.19904002 and 10299040,,by the Science and Technology Foundation for the Youth of the University of Electronic Scie

Three simple analytic expressions satisfying the limitation condition at low densities for the radial distribution function of hard spheres are developed in terms of a polynomial expansion of nonlinear base functions and the Carnahan-Starling equation of