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Abstract:
采用wolframite前驱物法制备了Pb(Sc1/2Nb1/2)O3陶瓷.通过调节陶瓷烧结工艺,获得了三种具有不同B位离子有序度的PSN陶瓷.测量了三种陶瓷样品在室温至160°C范围内的Raman光谱随温度变化.结果表明,随着温度的升高,三种不同B位有序度的陶瓷样品中,Raman光谱中位于530 cm-1的F2g模的峰位和半峰宽分别在100°C,85°C和80°C发生了突变,表明陶瓷分别在100°C,85°C和80°C三个温度点发生了铁电-顺电相变.上述结论得到了介电温度谱测量数据的支持.
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光散射学报
ISSN: 1004-5929
Year: 2008
Issue: 3
Volume: 20
Page: 200-205
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 1
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