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Correlation between the activation enthalpy and Kohlrausch exponent for ionic conductivity in oxide glasses
Author(s) -
K. L. Ngai,
Steve W. Martin
Publication year - 1989
Publication title -
physical review. b, condensed matter
Language(s) - French
Resource type - Journals
eISSN - 1095-3795
pISSN - 0163-1829
DOI - 10.1103/physrevb.40.10550
Subject(s) - alkali metal , relaxation (psychology) , exponent , energy (signal processing) , physics , ionic conductivity , conductivity , materials science , thermodynamics , condensed matter physics , crystallography , chemistry , quantum mechanics , psychology , social psychology , linguistics , philosophy , electrode , electrolyte
Les fortes correlations obvservees sont prevues par le modele de couplage de la relaxation de conductivite. Parmi les 89 compositions etudiees on trouve P 2 O 5 , SiO 2 , B 2 O 3 , Al 2 O 3 -B 2 O 3 , GeO 2 et Al 2 O 3 -GeO 2 pour les oxydes formant des verres, et Li 2 O, Na 2 O, K 2 O et Rb 2 O pour les oxydes alcalins

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