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Abstract:
采用固相反应法在不同温度(950~1100℃)下预烧后烧结制备CaCu3Ti4O12(CCTD)陶瓷。对CCTO陶瓷进行物相分析,并测试了20Hz-1MHz频率范围和25~150℃温度区间的介电性能和阻抗谱,详细研究了预烧温度对CCTO陶瓷烧结性能、晶体结构和介电性能的影响。结果表明,较低的预烧温度有利于CCTO陶瓷的烧结,容易获得介电性能较好的CCTO陶瓷。950℃预烧后,于1120℃烧结的CCTD陶瓷室温1kHz频率下介电常数可达12444。
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稀有金属材料与工程
Year: 2007
Issue: S1
Page: 505-508
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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