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溴离子在旋转圆盘电极上氧化动力学模型
引用本文:武爱莲,孙彦平.溴离子在旋转圆盘电极上氧化动力学模型[J].太原理工大学学报,1999,30(1):36-39.
作者姓名:武爱莲  孙彦平
作者单位:太原理工大学化学工程与技术学院
摘    要:从理论上系统地分析了Br^-在电极上的氧化过程,据最为可能的反应机理,导出了稳态条件下的宏观速率表达式,并结合旋转圆盘电极(RDE)体系的传递特性,进一步获得了Br^-电极氧化的动力学模型。采用最小二乘法,用本征动力学数据回归得到了动力学参数。结果表明,模型预测值与实验数据吻合良好。

关 键 词:电极反应  氧化  动力学模型  旋转圆盘电极  溴离子

A Model of Bromide Oxidation on A Rotating Disk Electrode
Wu Aailian,Sun Yanping.A Model of Bromide Oxidation on A Rotating Disk Electrode[J].Journal of Taiyuan University of Technology,1999,30(1):36-39.
Authors:Wu Aailian  Sun Yanping
Abstract:A mathematical model was presented for Br - oxidation at a rotating disk electrode.The model includes current dentity overpotential expression for the electrode reaction according to mechanism and the transport equation at steady state condition.The kinetic parameters were determined by applying regression to the eigen kinetic model and experimental data.The model is used to predict current overpotential curves for various cases of interest.Qualitative comparison of the model prediction to experimental data shows that the model is accepetable for Br - oxidation.
Keywords:electrode  reaction  Br  -  oxidation  kinetic  model  rotating  disk  electrode  
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