KNN基无铅压电陶瓷的研究进展  

Progresses of the Researches on KNN Based Lead-free Piezoelectric Ceramics

作　　者：吕会芹[1] 武丽明[1] 王淑婷[1] 迟庆斌[1] 刘泳[1] 初瑞清[1] 徐志军[1] 

机构地区：[1]聊城大学材料科学与工程学院,山东聊城252059

出　　处：《聊城大学学报（自然科学版）》2012年第2期43-47,共5页Journal of Liaocheng University:Natural Science Edition

基　　金：山东省博士基金项目(BS2010CL010);山东省自然科学基金项目(ZR2011EMQ015);聊城大学大学生科技文化创新项目(SRT11001CL2;SRT11014CL2)

摘　　要：KNN基无铅压电陶瓷由于具有优越的电学性能和较高的居里温度而成为最重要的无铅压电材料之一.本文主要综述近期国内外有关铌酸钾钠基无铅压电陶瓷的制备新技术,以及在掺杂改性方面的研究进展,并展望了其发展趋势.KNN based lead-free piezoelectric ceramics have been one of the most important lead-free piezoelectric materials as they reveal excellent piezoelectric properties and high Curie temperature. The research progress and trend of KNN based ceramics were summarized and reviewed with emphasizes on the new processing techniques and modification in this paper. Finally, the future prospect of KNN based piezoelectric ceramics was predicted.

关 键 词：无铅压电陶瓷 KNN 掺杂改性 

分 类 号：TM282[一般工业技术—材料科学与工程]