A Cyclone Flow Cell for Quantitative Analysis of Kinetics at Porous Electrodes by Differential Electrochemical Mass Spectrometry
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- 作者：F. Kubannek f.kubannek@tu-braunschweig.de" class="auth_mail" title="E-mail the corresponding author ; U. Krewer ; u.krewer@tu-braunschweig.de" class="auth_mail" title="E-mail the corresponding author
- 关键词：Differential Electrochemical Mass Spectrometry (DEMS) ; Reaction kinetics ; Porous electrodes ; Cyclone flow ; CO oxidation
- 刊名：Electrochimica Acta
- 出版年：2016
- 出版时间：20 August 2016
- 年：2016
- 卷：210
- 期：Complete
- 页码：862-873
- 全文大小：1522 K
文摘
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New cyclone flow DEMS cell for analyzing technical electrodes.
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Homogenous boundary layer and mass transfer rate over 75% of the electrode area.
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Dynamic DEMS measurements allow to quantitatively assess kinetics and transport.
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New methodology combines flow simulations, DEMS experiments and physical modelling.
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Reliable parameter identification using E/I and online concentration measurements.