...中国硅酸盐学会 - 精品期刊 关键词：铌酸钾钠；无铅压电陶瓷；多型相变；电性能 [gap=1749]Key words: potassium sodium niobate; lead-free piezoceramics; polymorphic phase transition; electrical properties ..
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Potassium sodium niobate (KNN) lead-free piezoelectric ceramics is seemed to be the candidate material substitute for PZT. As KNN ceramics has high Curie temperature and relative large electric-mechanic couple coefficient.
为此在本研究中将开发一种不含铅的环境友好型压电陶瓷材料,在无铅压电陶瓷材料中铌酸盐系无铅压电陶瓷是目前的一个研究热点,其中铌酸钾钠(KNN)无铅压电陶瓷具有较高的居里温度,相对较大的机电耦合系数等优点,具有很好的研究前景。
参考来源 - 铌酸钾钠无铅压电陶瓷的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The present invention discloses a potassium sodium niobate-silver particulate composite material with an ultra-high dielectric coefficient and a preparation method thereof.
本发明公开了一种超高介电常数铌酸钠钾-银颗粒复合材料及制备方法。
The method of the invention improves the dielectric coefficient of the potassium sodium niobate system greatly, and is capable of meeting the business usage requirement of large-capacity capacitors.
本发明方法大大的提高了铌酸钠钾体系的介电常数，可满足大容量电容器的商业使用需求。
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