Measurement of two-photon absorption coefficient of transparent polycrystalline zinc oxide with c-axis orientation

被引:7
作者
Nakazawa, M [1 ]
Watanabe, Y [1 ]
Tsuchiya, T [1 ]
Fujitsu, S [1 ]
机构
[1] SHONAN INST TECHNOL, DEPT MAT SCI & CERAM, FUJISAWA, KANAGAWA 251, JAPAN
关键词
transparent ZnO ceramic; vapor transport method; Z-scan measurement; two-photon absorption coefficient; optical power-limiting behavior;
D O I
10.2109/jcersj.104.918
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Large transparent specimens of polycrystalline zinc oxide with c-axis orientation prepared by the vapor transport method are submitted to open-aperture Z-scan measurement at 532 Nn. The effective two-photon absorption coefficient beta(eff) of the polycrystalline ZnO is determined to be 8.6 +/- 1.4 cm/GW. Optical power-limiting behavior associated with the two-photon absorption is observed clearly in the polycrystalline ZnO of 0.95 mm thick under the incident beam irradiance of interest.
引用
收藏
页码:918 / 921
页数:4
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