FAST POLARIZATION REVERSAL IN THIN COPOLYMER FILMS OF VINYLIDENE FLUORIDE-TRIFLUOROETHYLENE

被引:2
作者
LIJIE
SCHRECK, E
DRANSFELD, K
机构
[1] Fakultät für Physik, Universität Konstanz, Konstanz
来源
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING | 1991年 / 53卷 / 05期
关键词
D O I
10.1007/BF00348162
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
In this paper we present new experiments on the switching of the polarization in thin (< 1-mu-m) ferroelectric copolymer films of P(VDF-TrFE). We observed an unexpectedly short switching time for these thin films: The polarization of a 0.2-mu-m thick film could be reversed by poling fields of 600 MV/m in less than 100 ns. This result which may revive interest in ferroelectric data storage is discussed in terms of a switching process which also involves the ohmic conductivity of the sample.
引用
收藏
页码:457 / 461
页数:5
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