CHARACTERIZATION OF PIEZOELECTRIC PROPERTIES OF PZT THIN-FILMS DEPOSITED ON SI BY ECR SPUTTERING

被引:38
作者
TOYAMA, M
KUBO, R
TAKATA, E
TANAKA, K
OHWADA, K
机构
[1] Yokohama Researcn and Development Center, Murata Manufacturing Co., Ltd., Midori-ku, Yokohama, 226
关键词
ELECTRON CYCLOTRON RESONANCE; LEAD ZIRCONATE TITANATE; PIEZOELECTRIC PROPERTIES; SILICON;
D O I
10.1016/0924-4247(94)00828-0
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Ferroelectric lead zirconate titanate (PZT) thin films are deposited at a low substrate temperature (530-590-degrees-C) by an electron cyclotron resonance (ECR) sputtering method using two targets: a ceramic PZT and a lead metal target. Si wafers are employed as substrates. The piezoelectric constant epsilon31 is 2.1 C m-2 without poling treatment for a PZT film deposited at 550-degrees-C.
引用
收藏
页码:125 / 129
页数:5
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