添加剂对SnO_2系湿敏陶瓷影响的研究进展  

Progress in research of the influences of addition on SnO_2-system humidity sensitive ceramics

作　　者：胡素梅[1] 陈海波[1] 

机构地区：[1]广东石油化工学院物理系,广东茂名525000

出　　处：《电子元件与材料》2010年第9期74-76,共3页Electronic Components And Materials

基　　金：广东省育苗工程资助项目(No.201179)

摘　　要：SnO2是一种优良的气湿敏陶瓷材料,应用十分广泛,是一类十分有前途的湿敏材料。综述了添加剂对SnO2系湿敏陶瓷的微结构和电性能的影响之研究现状。结果表明:添加适量的LiZnVO4和碱金属,可使材料获得规则的棒状晶粒微结构,低湿电阻较小,灵敏度适中等良好的湿敏性能。并阐明了SnO2系湿敏陶瓷未来的研究方向可以结合TiO2,制备TiO2,SnO2,LiZnVO4和碱金属复合材料。SnO2 is a kind of excellent gas and humidity sensitive material,and it is widely used,which is considered to be a kind of very promising humidity sensitive material.The influences of the addition on the microstructure and electric properties of SnO2-system humidity sensitive ceramics are reviewed.The results show that a humidity sensitive material with rod shaped grains,lower resistance at lower humidity and proper humidity sensitivity can be made by suitable liquid-doped LiZnVO4 and alkali metal.The future research directions of SnO2-system humidity sensitive ceramics combing TiO2,SnO2,LiZnVO4 and alkali metal are introduced.

关 键 词：SnO2系湿敏陶瓷 添加剂 综述 研究方向 

分 类 号：TN304[电子电信—物理电子学]