Catalytic activity of perovskite-type oxides LaMeO3 |
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Authors: | J M D Tascón and L González Tejuca |
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Institution: | (1) Instituto de Catálisis y Petroleoquímica, C.S.I.C., Serrano 119, Madrid 6, Spain |
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Abstract: | Catalytic activities for CO oxidation of a series of LaMeO3(Me3+=V3+, Cr3+, Mn3+, Fe3+, Co3+, Ni3+) perovskite-type oxides were measured. Maxima for Mn3+ and Co3+ were found. The relation between local symmetry of solid surfaces and chemisorption and catalysis is discussed.
![Bcy](/content/q37635k2x3421l53/xxlarge1041.gif) ![ycy](/content/q37635k2x3421l53/xxlarge1099.gif) ![lcy](/content/q37635k2x3421l53/xxlarge1083.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![zcy](/content/q37635k2x3421l53/xxlarge1079.gif) ![mcy](/content/q37635k2x3421l53/xxlarge1084.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![rcy](/content/q37635k2x3421l53/xxlarge1088.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![ncy](/content/q37635k2x3421l53/xxlarge1085.gif) ![kcy](/content/q37635k2x3421l53/xxlarge1082.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![lcy](/content/q37635k2x3421l53/xxlarge1083.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![chcy](/content/q37635k2x3421l53/xxlarge1095.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![kcy](/content/q37635k2x3421l53/xxlarge1082.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![kcy](/content/q37635k2x3421l53/xxlarge1082.gif) ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![vcy](/content/q37635k2x3421l53/xxlarge1074.gif) ![ncy](/content/q37635k2x3421l53/xxlarge1085.gif) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![rcy](/content/q37635k2x3421l53/xxlarge1088.gif) ![yacy](/content/q37635k2x3421l53/xxlarge1103.gif) ![dcy](/content/q37635k2x3421l53/xxlarge1076.gif) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) ![kcy](/content/q37635k2x3421l53/xxlarge1082.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![lcy](/content/q37635k2x3421l53/xxlarge1083.gif) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) , ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![pcy](/content/q37635k2x3421l53/xxlarge1087.gif) ![pcy](/content/q37635k2x3421l53/xxlarge1087.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![rcy](/content/q37635k2x3421l53/xxlarge1088.gif) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) ![vcy](/content/q37635k2x3421l53/xxlarge1074.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![kcy](/content/q37635k2x3421l53/xxlarge1082.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) LaMeO3 (Me+3=V+3, Cr+3, Mn+3, Fe+3, Co+3, Ni+3) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) ![kcy](/content/q37635k2x3421l53/xxlarge1082.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![lcy](/content/q37635k2x3421l53/xxlarge1083.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![ncy](/content/q37635k2x3421l53/xxlarge1085.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) CO. ![Mcy](/content/q37635k2x3421l53/xxlarge1052.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![kcy](/content/q37635k2x3421l53/xxlarge1082.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![mcy](/content/q37635k2x3421l53/xxlarge1084.gif) ![ucy](/content/q37635k2x3421l53/xxlarge1091.gif) ![mcy](/content/q37635k2x3421l53/xxlarge1084.gif) ![bcy](/content/q37635k2x3421l53/xxlarge1073.gif) ![ycy](/content/q37635k2x3421l53/xxlarge1099.gif) ![lcy](/content/q37635k2x3421l53/xxlarge1083.gif) ![ncy](/content/q37635k2x3421l53/xxlarge1085.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![jcy](/content/q37635k2x3421l53/xxlarge1081.gif) ![dcy](/content/q37635k2x3421l53/xxlarge1076.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![ncy](/content/q37635k2x3421l53/xxlarge1085.gif) ![dcy](/content/q37635k2x3421l53/xxlarge1076.gif) ![lcy](/content/q37635k2x3421l53/xxlarge1083.gif) Mn+3 Co+3. ![Ocy](/content/q37635k2x3421l53/xxlarge1054.gif) ![bcy](/content/q37635k2x3421l53/xxlarge1073.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![ucy](/content/q37635k2x3421l53/xxlarge1091.gif) ![zhcy](/content/q37635k2x3421l53/xxlarge1078.gif) ![dcy](/content/q37635k2x3421l53/xxlarge1076.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![zcy](/content/q37635k2x3421l53/xxlarge1079.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![vcy](/content/q37635k2x3421l53/xxlarge1074.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) 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![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) , ![khcy](/content/q37635k2x3421l53/xxlarge1093.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![mcy](/content/q37635k2x3421l53/xxlarge1084.gif) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) ![scy](/content/q37635k2x3421l53/xxlarge1089.gif) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) ![rcy](/content/q37635k2x3421l53/xxlarge1088.gif) ![bcy](/content/q37635k2x3421l53/xxlarge1073.gif) ![tscy](/content/q37635k2x3421l53/xxlarge1094.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![iecy](/content/q37635k2x3421l53/xxlarge1077.gif) ![kcy](/content/q37635k2x3421l53/xxlarge1082.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![tcy](/content/q37635k2x3421l53/xxlarge1090.gif) ![acy](/content/q37635k2x3421l53/xxlarge1072.gif) ![lcy](/content/q37635k2x3421l53/xxlarge1083.gif) ![icy](/content/q37635k2x3421l53/xxlarge1080.gif) ![zcy](/content/q37635k2x3421l53/xxlarge1079.gif) ![ocy](/content/q37635k2x3421l53/xxlarge1086.gif) .
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