Influence of calcination on the electrical properties of tin-antimony mixed oxide catalysts |
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| Authors: | J. M. Herrmann and J. L. Portefaix |
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| Affiliation: | (1) Institut de recherches sur la catalyse, 2, avenue Albert Einstein, 69626 Villeurbanne Cedex, France |
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| Abstract: | The electrical conductivity study of Sn–Sb mixed oxide powders is consistent with an enrichment in Sb (due to calcination) of the surface region where a solid solution of Sb in SnO2 and a Sb2O4 surface phase coexist.
                   Sn–Sb     Sb-     —  ,  Sb SnO2  Sb2O4.
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