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热处理工艺对CdS微晶掺杂玻璃析晶和二阶非线性光学性能的影响
Effects from the Heat-treatment on the Crystallization and Second Nonlinear Optical Properties of CdS Doped Glasses
【Author】 LIU Hao, LIU Qi-ming, WANG Ming-liang, ZHAO Xiu-jian (Key Laboratory of Silicate Materials Science and Engineering of Ministry of Education, Wuhan University of Technology, Wuhan 430070, China)
【机构】 武汉理工大学硅酸盐材料工程教育部重点实验室;
【摘要】 采用高温熔融法和后期热处理工艺制备了CdS微晶掺杂玻璃。结构分析表明,620℃/10 h热处理后CdS微晶颗粒尺寸分布均匀、晶粒发育较好。样品极化前后都观察到了明显的SHG,极化后样品的SH强度有了极大的提高。微晶的尺寸分布和表面状态极大地影响了样品极化前后的SH强度。
【Abstract】 CdS doped glasses were prepared by melt-quenching method and heat-treatments. After heat-treated at 620℃ / 10 h, CdS microcrystals have a good size distribution and growth state. Distinct SHG were both observed before and after poling procedure, and SH intensity enhanced greatly after certain poling process. The size distribution and surface state of CdS micro-crystals affect the SH intensity of samples before and after poling procedure.
- 【会议录名称】 中国硅酸盐学会特种玻璃分会第三届全国特种玻璃会议论文集
- 【会议名称】中国硅酸盐学会特种玻璃分会第三届全国特种玻璃会议
- 【会议时间】2007-05
- 【会议地点】中国湖北武汉
- 【分类号】TQ171.1
- 【主办单位】中国硅酸盐学会特种玻璃分会、中国科学院上海光机所