CO2激光加热局域热固定LiNbO3光折变全息的温度影响

来源 :中国激光 | 被引量 : 0次 | 上传用户：zzzzzz1234566666

【摘要】

：

利用CO2激光加热铌酸锂(LiNbO3)光折变晶体可局域固定体全息,但形成的温度场空间上是不均匀的.在对固定显影后空间电荷场幅度Esc与固定温度Tf的关系进行理论分析的基础上,通

【作者】

：

李建郎刘立人刘友文周常河

【机构】

：

中国科学院上海光机所

【出处】

：

中国激光

【发表日期】

：

2004年期

【关键词】

：

CO2激光热固定局域性系数平均空间电荷场幅度

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利用CO2激光加热铌酸锂(LiNbO3)光折变晶体可局域固定体全息,但形成的温度场空间上是不均匀的.在对固定显影后空间电荷场幅度Esc与固定温度Tf的关系进行理论分析的基础上,通过定义局域性系数和平均空间电荷场幅度两个判据,来评价不同的激光加热温度场的固定效果.这种方法也适用于对其他各类边界条件的CO2激光加热温度场局域热固定进行分析.

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CO2激光加热局域热固定LiNbO3光折变全息的温度影响

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