The automation of electrode kinetic measurements—I. The instrumentation and the fitting of the data using a library of reaction schemes

✍ Scribed by J.A. Harrison; C.E. Small

• Publisher: Elsevier Science
• Year: 1980
• Tongue: English
• Weight: 525 KB
• Volume: 25
• Category: Article
• ISSN: 0013-4686
• DOI: 10.1016/0013-4686(80)87036-8

✦ Synopsis

Abstraet -A hardware/software system for the complete automation of electrode kinetic measurements is presented. Strong reasons for using this particular general configuration, instead of a more specific approach, are given. (kSH) erc kfl,kbl etc kf, kb kffl, etc &I Z(O)> z, RO, This paper is concerned with a description of an NOMENCLATURE surface concentrations (mol cme3) bulk concentrations (mol cm-') double layer capacity diffusion coefficients (cm2 s-l) potential standard potential the Faraday current (mA cm-") standard electrochemical rate constants (cm s-l) at (IS,) rates defined by (21-24) first order rate constants (s-') rates defined by (39-42) ohmic resistance impedance (Q cma) charge transfer resistance (a cm") Warburg coefiients (63 s _ "* cm') steady state diflusion layer thickness BC frequency (rad SC')