我们以双中心模型为基础,理论研究了同成份掺铁铌酸锂晶体在稳态情况下的非挥发双色二步全息存储性能.我们考虑了在深(Fe2+/Fe3+)、浅(NbLi4+/NbLi5+)能级之间所有可能的电子交换过程,通过比较深浅能级上的空间电荷场及总的空间电荷场的强度可以发现,深能级上的空间电荷场对总的空间电荷场的大小起到了非常重要的作用.此外,我们还研究了不同实验条件对LiNbO3:Fe非挥发全息存储的影响.
参考文献
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