TEMPERATURE-DEPENDENCE OF DC DRIFT OF TI-LINBO3 OPTICAL MODULATORS WITH SPUTTER-DEPOSITED SIO2 BUFFER LAYER

被引:33
作者
NAGATA, H
KIUCHI, K
机构
[1] Sumitomo Cement Company Ltd., Central Research Laboratories, Funabashi-shi, Chiba 274
关键词
D O I
10.1063/1.352849
中图分类号
O59 [应用物理学];
学科分类号
摘要
The temperature dependence of the dc drift of Mach-Zehnder external modulators is evaluated based on Ti diffused LiNbO3 with a sputter deposited SiO2 buffer layer. From Arrhenius' plots of the results, activation energies of the drift rate between 25 and 80-degrees-C were found to be about 1 eV. The activation energy seems to depend on the structural parameters of the SiO2 layer.
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页码:4162 / 4164
页数:3
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