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thickness of diffusion layer in electrochemistrythickness of reaction layer in electrochemistry
thickness of electrical double layer
The length characterizing the decrease with distance of the potential in the double layer = characteristic Debye length in the corresponding electrolyte solution = Math - ei:
Math - e
(rationalized four-quantity system)
Math - e
(three-quantity electrostatic system)
where Math - text = static permittivity = Math - ei, Math - text = relative static permittivity of solution; Math - text = permittivity of vacuum, Math - text = gas constant, Math - text = thermodynamic temperature, Math - text = Faraday constant, Math - text = concentration of species Math - text, Math - text = ionic charge on species Math - text.
Source:
PAC, 1972, 31, 577 (Manual of Symbols and Terminology for Physicochemical Quantities and Units, Appendix II: Definitions, Terminology and Symbols in Colloid and Surface Chemistry) on page 619
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IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A.Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. doi:10.1351/goldbook.
Last update: 2008-10-07; version: 2.0.2.
DOI of this term: doi:10.1351/goldbook.T06343.
Original PDF version (may be out of date): http://www.iupac.org/goldbook/T06343.pdf.
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