diffusivity

基本解释

This paper derives the expression of the diffusivity of molybdenum from diffusion flow.
根据空位机制，从扩散流量导出钼的扩散系数的表达式。
Ostwald ripening cannot be stopped either; however, it can be slowed if the gas solubility or diffusivity is decreased.
奥斯特瓦尔德熟化同样无法被阻止，但是如果气体的溶解度或扩散系数被降低的话，这个过程可以被减缓。
A test system of thermal diffusivity of thin films based on AC calorimetric method was described, which carried out automated measurement of thermal diffusivity of thin films.
设计并组建了一套基于交流量热法的薄膜热扩散率的自动测试系统，实现了薄膜热扩散率的自动化测量。

a measure of the ability of a substance to transmit a difference in temperature expressed as the thermal conductivity divided by the product of specific heat capacity and density

扩散率
This paper discussed the unsaturated soil water diffusivity and its effect factors in waste water irrigation district in Beijing. The results show that the unsaturated soil water diffusivity ranged from 8.
对北京市污灌区非饱和土壤水扩散率及其影响因素进行了研究。
机械工程
扩散系数
The thermal diffusivity is determined by fitting the experimental data. Photothermal signals from anisotropic media, which is irradiated by a modulated laser beam, are analyzed in the second part.
从光热辐射理论出发，在一定条件下，推导出位相信号和调制频率的关系表现为线性关系，分析实验数据并拟合出各向同性材料的热扩散系数。
扩散率

扩散系数
Little dependence of BSA diffusivity on ligand density was found at low salt concentration.
在低盐浓度条件下，有效孔扩散系数基本上与吸附剂配基密度的大小无关。
地球科学
扩散率