DEPOSITION OF FERROELECTRIC PZT THIN-FILMS BY PLANAR MULTITARGET SPUTTERING

被引:32
作者
BRUCHHAUS, R
HUBER, H
PITZER, D
WERSING, W
机构
[1] SIEMENS AG, Corporate Research and Development, Munich
关键词
D O I
10.1080/00150199208223360
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A planar multi-target sputtering system was used to deposit ferroelectric lead zirconate titanate (PZT) films. At substrate temperatures of about 450-degrees-C "in-situ" deposition of single phase perovskite PZT was obtained. By investigation with SEM and TEM films exhibited a columnar structure with crystallites of about 200 nm in size. The permittivity of the films varied from 450-600. The films exhibited hysteresis loops, remanent polarization of 15-20 muC/cm2 and coercive field strength of 70-85 kV/cm.
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页码:137 / 142
页数:6
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