高等学校化学学报 ›› 1994, Vol. 15 ›› Issue (2): 236.

• 论文 • 上一篇    下一篇

LaMnO3和La0.927φ0.073MnO3的结构与性能的对

胡瑞生1, 薛屏1, 沈岳年1, 孙永安2, 白玉山2   

  1. 1. 内蒙古大学化学系, 呼和浩特, 010021;
    2. 内蒙古民族师范学院化学系, 通辽
  • 收稿日期:1993-02-27 修回日期:1993-10-15 出版日期:1994-02-24 发布日期:1994-02-24
  • 通讯作者: 胡瑞生,男,32岁,讲师.
  • 作者简介:胡瑞生,男,32岁,讲师.
  • 基金资助:

    内蒙古教育科学基金

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

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

  1. 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

摘要: 合成了两个稀土复合氧化物LaMnO3和La0.927φ0.073MnO3,并对其进行了结构、电阻率、XPS表面分析、水汽转化及二氧化碳甲烷化反应的催化性能测定。初步解释了结构与性能的关系。

关键词: 稀土复合氧化物, 钙钛矿型, 晶体结构, 电阻率, 催化性能

Abstract: Single phase perovskite-type rare earth composite oxides LaMnO3 and La0.927Φ0.073 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

TrendMD: