Determination of thermodynamic parameters from Langmuir isotherm constant-revisited

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• 作者：Partha S. Ghosal ^{psgkgp@gmail.com} ; Ashok K. Gupta ; ^{agupta@civil.iitkgp.ernet.in}
• 关键词：  ; ∆  ; G0 ; Gibbs free surface energy change ;   ; ∆  ; H0 ; Change in standard enthalpy ;   ; ∆  ; S0 ; Change in standard entropy ; qe ; Amount of adsorbate adsorbed per unit weight of adsorbent at equilibrium ; Ce ; Concentration of solute at equilibrium ; qmax ; Maximum monolayer adsorption capacity ; b ; Adsorption constant related to binding energy or affinity ; R ; Universal gas constant ; T ; Temperature ; Keq ; Equilibrium constant ; Kaeq ; Apparent equilibrium constant ; aA ; Activity of solute
• 刊名：Journal of Molecular Liquids
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：225
• 期：Complete
• 页码：137-146
• 全文大小：289 K
• 卷排序：225

文摘

Applicability of Langmuir constant as thermodynamic equilibrium constant Inappropriate use of Langmuir isotherm constant in van't Hoff equation Formulation for estimation of thermodynamic parameters for different solutes Novel method to incorporate activity in equilibrium constant from Langmuir model Rectification of thermodynamic parameters in published papers by proposed method