• Medientyp: E-Artikel
  • Titel: Electrical Conduction in Pure and Li‐Substituted Co3O4
  • Beteiligte: KOUMOTO, KUNIHITO; YANAGIDA, HIROAKI
  • Erschienen: Wiley, 1981
  • Erschienen in: Journal of the American Ceramic Society, 64 (1981) 11
  • Sprache: Englisch
  • DOI: 10.1111/j.1151-2916.1981.tb15878.x
  • ISSN: 0002-7820; 1551-2916
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  • Beschreibung: Electrical conductivity and thermoelectric power measurements on pure and Li‐substituted Co3O4 were performed at 200° to 900°C. Impurity‐induced p‐type semiconduction was observed at low temperatures and intrinsic behavior at high temperatures. A hopping scheme for electron hole conduction was confirmed, and site exchange of cations in the spinel structure was proposed to explain the electrical conduction at high temperatures.