A comprehensive heterogeneous electron transfer rate constant evaluation of dissolved oxygen in DMSO at glassy carbon electrode measured by different electrochemical methods
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- 作者：Haji Muhammada ; Iftikhar Ahmad Tahiria ; iatahiri786@yahoo.com" class="auth_mail" title="E-mail the corresponding author ; Mehboob Muhammadb ; Zaheer Masooda ; Muhammad Ali Versiania ; mali.versiani@fuuast.edu.pk" class="auth_mail" title="E-mail the corresponding author ; Obaid Khaliqa ; Muhammad Latifa ; Muddasir Hanifc ; muddasirhanif@yahoo.com" class="auth_mail" title="E-mail the corresponding author
- 关键词：Heterogeneous electron transfer rate constant (k0) ; Transfer coefficient ; Diffusion coefficient ; Tafel plot
- 刊名：Journal of Electroanalytical Chemistry
- 出版年：2016
- 出版时间：15 August 2016
- 年：2016
- 卷：775
- 期：Complete
- 页码：157-162
- 全文大小：842 K
文摘
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Generation of superoxide is the key step to study antioxidant activity through cyclic voltammetry.
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Heterogeneous electron transfer rate constant k0 value validates the generation of superoxide free radical.
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Evaluation of k0 through different methods, limitation and validation of each method.
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Electrochemical reaction mechanism of dissolved oxygen has been confirmed through digital simulation.