近化学计量比铌酸锂晶体周期极化畴反转特性研究
摘要
Thedomainreversalcharacteristicsofnear stoichiometricLiNbO3 singlecrystals,whichwerepreparedbytheCzochralskimethodwithK2 Ofluxandthevaportransportequilibration,wereinvestigated.Theresultsshowthattheswitchfieldfor1 80°ferroelectricdomainreversalinthenear stoichiomentLiNbO3 crystaldecreaseswith [Li] [Nb]ratio.Wesuccessfullyachieved1 80°domainreversalinthenear stoichiometricLiNbO3 samplesof1 . 0mmthicknessbyusinga4. 0kV mmswitchfield .ApreliminaryexplanationforexperimentalresultsisgivenbasedontheLi sitevacancypointdefectmodel.
引用本文(GB/T 7714)
Yao Jiang-Hong, Chen Ya-Hui, Jingjun Xu, 等. 近化学计量比铌酸锂晶体周期极化畴反转特性研究[J]. Acta Physica Sinica, 2002.
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