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A. Bard, M. Mirkin, P. Unwin, D. Wipf (1992)
Scanning electrochemical microscopy. 12. Theory and experiment of the feedback mode with finite heterogeneous electron-transfer kinetics and arbitrary substrate sizeThe Journal of Physical Chemistry, 96
A. Bard, F. Fan, D. Pierce, P. Unwin, D. Wipf, F. Zhou (1991)
Chemical Imaging of Surfaces with the Scanning Electrochemical MicroscopeScience, 254
A. Bard, G. Denuault, Chongmok Lee, D. Mandler, D. Wipf (1990)
Scanning electrochemical microscopy - a new technique for the characterization and modification of surfacesAccounts of Chemical Research, 23
The development of the instrumentation of a scanning electrochemical microscopy (SECM) is presented. The core of the SECM sensing system is constructed based on piezo‐bimorph scanners, a mechanical micropositioner of multi‐dimensional adjustment and ultramicroelectrodes. The control of the electrochemical cell and the SECM system is realized by a battery powered bipoteniostat and analog control circuits respectively with the control of a microcomputer work station. The demonstrations of SECM experiments are given on both a standard IDA sample and a silver electrode. Discussions on the resolution and quality of SECM image are made.
Chinese Journal of Chemistry – Wiley
Published: Mar 1, 1995
Keywords: ; ;
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