Comparative Studies of the Structure and Properties Between LaMnO3 and La0.927Φ0.073 MnO3

Chem. J. Chinese Universities ›› 1994, Vol. 15 ›› Issue (2): 236.

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Comparative Studies of the Structure and Properties Between LaMnO₃ and La_0.927Φ_0.073 MnO₃

HU Rui-Sheng¹, XUE Ping¹, SNEN Yue-Nian¹, SUN Yong-An², BAI Yu-Shan²

1. Department of Chemistry, Iner Mongoia University, 010021;
2. Department of Chemistry, Inner Mongolia National Teacher's college, Tongliao

Received:1993-02-27 Revised:1993-10-15 Online:1994-02-24 Published:1994-02-24

Abstract

Abstract: Single phase perovskite-type rare earth composite oxides LaMnO₃ and La_0.927Φ_0.073 MnO₃, Φ refers to the number of cavities, were prepared by citric acid complex method.Their crystal structure, specific resistance, surface oxygen and catalytic activities for CO₂ methanation and COwater-shift reaction were measured.Aprimary comment on their structure and properties was presented.

Key words: Rare earth composite oxide, Perovskite type, Crystal structure, Specific resistance, Catalytic activity

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HU Rui-Sheng, XUE Ping, SNEN Yue-Nian, SUN Yong-An, BAI Yu-Shan. Comparative Studies of the Structure and Properties Between LaMnO₃ and La_0.927Φ_0.073 MnO₃[J]. Chem. J. Chinese Universities, 1994, 15(2): 236.

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Comparative Studies of the Structure and Properties Between LaMnO₃ and La_0.927Φ_0.073 MnO₃

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