A comparative study on the processing, dielectric and electrical properties of PMN based solid solutions

被引:0
作者
Kamal Singh
Sheela Band
机构
[1] Amravati University,Department of Physics
[2] Y. C. Engineering College,Department of Applied Physics
来源
Bulletin of Materials Science | 1997年 / 20卷
关键词
Solid solution; sintering; relaxor; microstructure;
D O I
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中图分类号
学科分类号
摘要
Lead magnesium niobate (PMN) based binary with lead titanate (PT), lead iron niobate (PFN) and lead zinc niobate (PZN) and ternary with PZN-PT and PFN-PT solid solutions have been synthesized. In depth characterization using X-ray diffraction and SEM techniques have revealed the major perovskite phase formation. Amongst all the solid solutions, PMN-PZN-PT has given the highest values of permittivity as 19,740 and 23,700 withTc as 34°C when sintered at 1080°C and 1180°C respectively on the one hand and on the other, PFN containing solid solutions exhibited distinct deviation from the relaxor behaviour.
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页码:265 / 277
页数:12
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