LaGaO_3及其掺杂材料的研究进展  

Research progress on LaGaO_3 and doped-LaGaO_3 materials

作　　者：宋庆功[1] 杜全国[1] 郭艳蕊[1] 康建海[1] 

机构地区：[1]中国民航大学理学院低维材料与技术研究所,天津300300

出　　处：《化工新型材料》2014年第1期33-35,共3页New Chemical Materials

基　　金：国家自然科学基金项目(60979008);中国民航大学自然基金项目(08CAUC_S02)

摘　　要：掺杂LaGaO3材料在中温条件下显示出优异的氧离子导电性,在中低温燃料电池(SOFC)具有潜在的应用价值。介绍了掺杂LaGaO3材料的结构特点,综述了LaGaO3材料的晶体结构、热力学性质和相图的实验研究进展,重点介绍了关于LaGaO3晶体结构和性质的第一性原理研究进展,并对掺杂LaGaO3材料的研究进行展望。Doped LaGaO3 materials show excellent oxygen-ion conductivity at medium temperature, and are potential candidate of electrolyte material for solid oxide fuel cell （SOFC）. The structural characters of doped LaGaO3 materials were described, and summarized the experimental progress of the crystal structure, thermodynamic properties and phase diagram of this kind of materials. It presented the new research advances on crystal structures and properties of LaGaO3 system with firskprinciples method, and a blueprint for research about the materials was put forwarded.

关 键 词：LAGAO3 晶体结构 物理性质 第一性原理 

分 类 号：TM911.4[电气工程—电力电子与电力传动]