Electrochemical kinetics of hydrogen intercalation in gadolinium switchable mirrors

M Di Vece*, A.N. Swart, JJ Kelly, Ingmar Swart

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Potential-step experiments on gadolinium thin-film electrodes provide current and optical transmission transients, whose time constants are related to effective hydrogen diffusion coefficients according to a standard diffusion model. The diffusion coefficients and switching kinetics depend on temperature, hydrogen concentration, potential, and film thickness. A thickness dependence of the kinetics is observed in which the diffusion coefficient and optical switching time are linearly dependent. (C) 2003 American Institute of Physics.

Original languageEnglish
Pages (from-to)4659-4664
Number of pages6
JournalJournal of Applied Physics
Volume94
Issue number7
DOIs
Publication statusPublished - 1 Oct 2003

Keywords

  • MODEL-INDEPENDENT MEASUREMENTS
  • OPTICAL-TRANSMISSION
  • HYDRIDE FILMS
  • DIFFUSION
  • YTTRIUM
  • SPECTROSCOPY
  • GD

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