V2O5对BaTiO3陶瓷PTC效应的影响
被引量：1
The Effect of V2O5 on PTC Characteristics of BaTiO3 Ceramics
摘要
以BaTiO3为基,以Y2O3作为主要施主掺杂物,研究了钒取代钇和钒取代锰时对材料的PTC效应的作用.测试了试样的阻温特性,观察了试样的显微结构.结果表明:V2O5为弱施主掺杂物,有促进半导化的作用;适量添加V2O5可以降低室温电阻率和提高温度系数.
出处
《稀有金属材料与工程》
SCIE
EI
CAS
CSCD
北大核心
2005年第z2期806-808,共3页
Rare Metal Materials and Engineering
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同被引文献19
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