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1)  pore diffusion coefficient
孔扩散系数
1.
Effect of salt type and concentration on effective pore diffusion coefficient in protein hydrophobic adsorption;
盐种类和浓度对蛋白质疏水性吸附过程有效孔扩散系数的影响
2)  effective diffusion coefficients
有效孔扩散系数
3)  the coefficient of borehole reaming
扩孔系数
1.
Based on the site situation of interrupting work of bored piles during the construction of Maoliger Large Bridge in Hohhot-Hailar Corridor,Inner Mongolia,such as the collapse of boring wall,interrupting piles,on large side of the coefficient of borehole reaming,the rock stratum being stiff,etc.
针对内蒙古茂力格尔大桥基础钻孔桩施工过程中容易出现的坍塌断柱、扩孔系数偏大、岩层硬等实际情况,采取相应的质量保证措施,确保大桥钻孔桩的工程质量。
4)  diffusion coefficient
扩散系数
1.
Estimation of bulk diffusion coefficients in nearshore sandy sediments by resistivity method;
应用电阻率法确定浅水砂质沉积物中的扩散系数
2.
A diffusion coefficient model for polymer-solvent systems based on Simha-Somcynsky equation-of-state;
基于Simha-Somcynsky状态方程的高分子-溶剂体系扩散系数模型
3.
Molecular dynamics simulation of amino acid diffusion coefficient;
氨基酸扩散系数的分子动力学模拟
5)  diffusivity [difju'siviti]
扩散系数
1.
A new method to establish mass transfer diffusivity for microwave freeze-drying model;
构建微波冷冻干燥质扩散系数的一种新方法
2.
Occupancy dependence of M-S diffusivity of single component in MFI zeolite;
MFI沸石中Maxwell-Stefan扩散系数与覆盖率的关系
3.
Diffusivity of Simple Fluid Mixtures in Porous Media: Molecular Dynamic Simulations and Correlation Models;
微孔中简单流体混合物扩散系数的分子动力学模拟与关联
6)  diffusion [英][di'fju:ʒən]  [美][dɪ'fjuʒən]
扩散系数
1.
The results indicated that the dyeing affinity and the diffusion coefficient of disperse dye on modified wool fiber were higher than that on the normal wool fiber.
通过测试分散染料在涤纶织物、未改性和改性羊毛纤维上的吸附等温线,得到了分散染料上染涤纶和改性羊毛的热力学参数;通过测试分散染料在未改性和改性羊毛织物上的上染速率曲线,得到了分散染料在这些纤维中的扩散系数;探讨了分散染料上染改性羊毛的吸附上染机理。
2.
The adsorption/diffusion of n-butane or isobutane in ZSM-5 and Y zeolites were measured by chromatography(GC).
烃分子的吸附平衡常数随温度的升高而降低,而扩散系数随温度的升高而增大。
3.
The diffusion coefficients of Li and Ca in mercury were determinated by chronoamperometry at -0.
2V下测定了锂、钙在汞中的扩散系数。
补充资料:孔扩散
分子式:
CAS号:

性质:流体在多孔介质的孔道中的扩散。流体在孔中的扩散有三种形式,即正常扩散、努森扩散(Knudsen diffusion)和表面扩散。这三种形式可能同时存在,也可能只存在一种或两种。如果流体相对较重,或孔径较大,或两者兼而有之,则为正常扩散。反之,流体相对较轻或孔径较小,或两者并存,则为努森扩散,此时扩散分子碰撞孔壁的机会较分子之间相互碰撞的机会大。表面扩散指的是吸附在孔壁上的分子运动而产生的传递。

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