The polarization tensor is calculated with the random phase approximation in the framework of finite temperature field theory. 在有限温度场论下,首先用无规相近似方法计算出极化张量。
Exploration of Symmetry Energy of Nuclear Matter in Extreme Conditions Based on Continuum Random Phase Approximation(RPA) 基于连续无规位相近似对极端条件下核物质对称能的探索
The consistency in the relativistic random phase approximation ( RRPA ) built on the relativistic mean field ( RMF ) ground states are investigated. 着重讨论了建立在相对论平均场基态上的相对论无规位相近似的自洽处理。
The nonlinear coupling equation between wave ensembles with three modes is derived by the random phase approximation and the zero dissipation limit. 然后,在零耗散极限和无规相位近似下,求得了不同模态波包的非线性共振耦合方程。
The coupled cluster method is improved with the random phase approximation ( RPA ) to calculate vacuum wave function and vacuum energy of 2 + 1-D SU ( 2 ) lattice gauge theory. 采用无规相近似(RPA)耦合集团展开方法,计算出2+1维SU(2)格点规范场的三到六阶真空波函数和真空能量。