研究了掺镧锆锡钛酸铅反铁电陶瓷在单脉冲方波电压激励下的极化反转特性.分析了1Hz正弦交变电压和上升前沿约为1ns单脉冲方波电压激励下样品的电滞特征以及不同脉冲宽度下样品的极化反转行为.讨论了样品的反铁电-铁电相变时间.结果表明:单方波脉冲电压激励下,样品的正向开关电场增加,反向开关电场减小:样品完全极化反转所需时间为394ns,使样品开始极化反转的最小脉冲宽度在50～100ns之间.
参考文献
| [1] | Gundel H;Reige H;Wilson E J N et al.[J].Nuclear Instruments and Methods in Physics Research,1989,A 280(01):1. |
| [2] | Chirko K.;Krasik YE.;Felsteiner J.;Sternlieb A. .Enhanced emission mode of a ferroelectric plasma cathode[J].Journal of Applied Physics,2002(10):5691-5697. |
| [3] | Riege H .[J].Nuclear Instruments and Methods in Physics Research,1994,A 340:80. |
| [4] | Fleddermann C.B.;Nation J.A. .Ferroelectric sources and their application to pulsed power: a review[J].IEEE Transactions on Plasma Science,1997(2):212-220. |
| [5] | Riege H.;Handerek J.;Herleb U.;Boscolo I. .Features and technology of ferroelectric electron emission[J].Journal of Applied Physics,1998(3):1602-1617. |
| [6] | Rosenman G.;Krasik YE.;Dunaevsky A.;Shur D. .Electron emission from ferroelectrics [Review][J].Journal of Applied Physics,2000(11):6109-6161. |
| [7] | Gundel H;Riege H;Wilson E J N .[J].Ferroelectrics,1989,100:1. |
| [8] | Gundel H .[J].Ferroelectrics,1992,2:207. |
| [9] | Yong T K;Ki H Y .[J].Applied Physics Letters,2000,76:3977. |
| [10] | 冯玉军,徐卓,魏晓勇,姚熹.强电场作用下反铁电锆钛酸铅的介电行为研究[J].物理学报,2003(05):1255-1259. |
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