Anomalous hysteresis and current fluctuations in cyclic voltammograms at microelectrodes due to Ag leaching from Ag/AgCl reference electrodes

We observe anomalous cyclic voltammograms (CVs) measured with microelectrodes immersed in a Fe(CN)63−/4− redox buffer, which exhibit pronounced hysteresis, current fluctuations, a current level that increases with successive scans, and current suppression at positive potentials in the anodic scan. C...

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Bibliographic Details
Main Authors: Charmaine Chia, Stefanie S. Jeffrey, Roger T. Howe
Format: Article
Language:English
Published: Elsevier 2019-08-01
Series:Electrochemistry Communications
Online Access:http://www.sciencedirect.com/science/article/pii/S1388248119301626