Combined with Word-Tordai equation,the effective diffusion coefficient D_a and the adsorption barrier E_a were obtained.
使用最大气泡法测定了油基十氧乙烯基醚C18H35O(CH2CH2O)10H(Brij97,C18EO10OH),油基二十氧乙烯基醚C18H35O(CH2CH2O)20H(C18EO20OH)水溶液的动态表面张力(DST),考察了结构及温度对DST的影响,详细表征了DST随时间的变化过程,计算了动态表面张力的参数(n,t*,γm),结合Word-Tordai方程计算了表观扩散系数(Da)和吸附势垒(Ea)。
Increase of concentration of the surfactant, decrease of temperature or addition of salts (NaCl) will reduce the apparent diffusion coefficients and raise the adsorption barriers.
结合Word-Tordai方程,计算得到在不同条件下的表观扩散系数Da和吸附势垒Ea。
Combined with Word-Tordai equation, the effective diffusion coefficient D a and the adsorption barrier E a were obtained.
结合Word Tordai方程计算了表观扩散系数 (Da)和吸附势垒 (Ea) ,对其吸附动力学模式进行了研究 ,探讨了DST参数的物理意义 。
However, we cannot obtain information on adsorption barriers directly from the adsorption data.
气体分子在金属表面上的解离吸附能垒值是一个非常重要的动力学参数。