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研究了Na0.5 Bi0.5TiO3和(Na0.5Bi0.5)0.94Ba0.06TiO3陶瓷的电滞回线、压电性能和热滞现象.得到(Na0.5 Bi0.5) 0.94 Ba0.06 TiO3陶瓷的剩余极化Pr=19μC/cm2、矫顽场Ec=4.7kV/mm发现用适量的Ba2+取代(Na0.5Bi0.5)2+尽管压电性能有所提高,但同时使得材料的温度稳定性大大降低.

参考文献

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