微观状态数

最概然分布、微观状态数及其相关问题

The most probable distribution , the number of microstates and related problems

有效微观状态数与系综变换

Valid Number of Microscopic States and Transformation to Ensembles

从这种分布统计可以间接获取系统微观状态数的变化。

The change of micro-status in system can be obtained indirectly from the distribution .

通过对一个简单模型的研究可知，最概然分布包含的微观状态数和全部可能微观状态数的比值在热力学极限下为零。

In thermodynamic limit the ratio of the number of states involved in the most probable distribution to all possible states accessible to the system is zero .

指明非平衡系统的宏观熵产生是由其微观状态数密度在空间随机地不均匀离开平衡引起的。

It shows that the macroscopic entropy production in a nonequilibrium system is caused by spatially stochastic and inhomogeneous departure from equilibrium of the number density of micro-states .

借助自由粒子的量子能态分布理论，利用3n维空间球体模型，实现了对理想气体系统微观状态数的计算。

According to the distribution theory of quantum energy state , the calculation of microstate 's number in a system for ideal gas has been achieved by means of 3n dimensional ball model .

当一个热力学体系处于平衡态时，最概然分布及其附近相对于实验可以达到的精度来说的极其狭窄的区域内的分布包括了体系几乎全部可能的微观状态数。

The most probable distribution and its vicinal distributions include approximately all of the states accessible to the system , and by vicinal we mean very small in comparison with the experimental reachable accuracy .

根据等概率原理，通过对宏观气体异扩散前后微观状态数的计算，得出宏观气体异扩散的微观实质是扩散后宏观状态出现的概率远远大于扩散前宏观状态出现的概率。

Through computing microstate numbers of macro-gas before and after its space-variant diffusion , based on the equal probability principle , we conclude that the micro-substance is more likely to occur after the space-variant diffusion of macro-gas than before its diffusion .