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发明名称
Ce PZT CERIUM-DOPED PZT PIEZOELECTRIC FILM
摘要
이 Ce 도프의 PZT 계 압전체막은, 일반식 : PbCeZrTiO으로 나타내는 Ce 도프의 복합 금속 산화물로 이루어진다. 또 상기 일반식 중의 x, y 및 z 는, 0.005 ≤ x ≤ 0.05, 0.40 ≤ y ≤ 0.55, 및 0.95 ≤ z ≤ 1.15 를 각각 만족한다. 또한 상기 Ce 도프의 PZT 계 압전체막의 분극량의 히스테리시스는 그 중심으로부터 부측으로 4 ㎸/㎝ 이상 시프트하는 것이 바람직하다.
申请公布号
KR20160138416(A)
申请公布日期
2016.12.05
申请号
KR20167026248
申请日期
2015.03.23
申请人
미쓰비시 마테리알 가부시키가이샤
发明人
도이 도시히로;사쿠라이 히데아키;소야마 노부유키
分类号
H01L41/187;C01G25/00;H01L41/083;H01L41/318
主分类号
H01L41/187
代理机构
代理人
主权项
地址
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