分别采用普通干压法和粉末电磁压制法成型,制备xPMnS-(1-x)PZN压电陶瓷,探讨了成型工艺对材料结构与性能的影响.结果表明:粉末电磁压制法成型的样品致密度均达到了95%以上,压电与介电性能均高于干压法制备的材料,当x=0.55时综合性能可达到最佳,分别为:kp=0.46,Qm=391,tanδ=0.54%,εT33/ε0 =1739,d33=347pC/N.
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