Investigation of the electrochemically active surface area and lithium diffusion in graphite anodes by a novel OsO4 staining method
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- 作者：Lukas Pfaffmanna ; lukas.pfaffmann@kit.edu" class="auth_mail" title="E-mail the corresponding author ; Claudia Birkenmaierb ; c ; Claudia.birkenmaier@daimler.com" class="auth_mail" title="E-mail the corresponding author ; Marcus Mü ; llera ; marcus.mueller@kit.edu" class="auth_mail" title="E-mail the corresponding author ; Werner Bauera ; werner.bauer@kit.edu" class="auth_mail" title="E-mail the corresponding author ; Tim Mitschd ; tim.mitsch@daimler.com" class="auth_mail" title="E-mail the corresponding author ; Julian Feinauerd ; e ; julian.feinauer@daimler.com" class="auth_mail" title="E-mail the corresponding author ; Yvonne Krä ; merd ; yvonne.kraemer@daimler.com" class="auth_mail" title="E-mail the corresponding author ; Frieder Scheibaa ; frieder.scheiba@kit.edu" class="auth_mail" title="E-mail the corresponding author ; Andreas Hintennachb ; andreas.hintennach@daimler.com" class="auth_mail" title="E-mail the corresponding author ; Thomas Schleidc ; schleid@iac.uni-Stuttgart.de" class="auth_mail" title="E-mail the corresponding author ; Volker Schmidte ; volker.schmidt@uni-Ulm.de" class="auth_mail" title="E-mail the corresponding author ; Helmut Ehrenberga ; helmut.ehrenberg@kit.edu" class="auth_mail" title="E-mail the corresponding author
- 关键词：Carbon electrodes ; Electrochemical active surface area ; Osmium tetroxide ; Lithium diffusion coefficient ; Potentiostatic intermittent titration technique
- 刊名：Journal of Power Sources
- 出版年：2016
- 出版时间：1 March 2016
- 年：2016
- 卷：307
- 期：Complete
- 页码：762-771
- 全文大小：3129 K
文摘
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Novel Osmium tetroxide staining method for cycled C-electrodes.
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First time visualization of the electrochemical active surface area (EASA) by SEM.
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The EASA gives more information of the Li diffusion coefficient.
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PITT measurements were used to determine the diffusion coefficient of Li.