中国激光, 2013, 40 (6): 0606002, 网络出版: 2013-05-22   

泡生法生长钛宝石的光学特征

Optical Characteristics of TiSapphire Grown by Kyropoulos Technique
作者单位
1 上海大学电子信息材料系, 上海 200072
2 中国科学院上海硅酸盐研究所, 上海 201800
摘要
钛宝石单晶是重要的可调谐激光晶体材料,当前的研究重点在于获取大尺寸、高质量钛宝石晶体来满足高能激光发展的需求。采用先进泡生法(KY)生长技术,通过对生长工艺的优化控制,成功生长出了高质量的30 kg级钛宝石晶体,钛的掺杂离子数分数为0.2%。实验测试结果表明,晶体中钛离子浓度分布均匀,光学性能良好,晶体品质因素(FOM)值大于200。实验结果对于实现高质量、大尺寸钛宝石晶体的生长及其激光应用具有十分重要的意义。
Abstract
Tisapphire single crystals are important tunable laser materials. Recent researches are focusing on how to grow large-size and high-quality Tisapphire crystals to meet the demand of high-energy laser development. 30 kg grade Tisapphire of 0.2% ion concentrations has been successfully grown by the Kyropoulos (KY) technique through the optimization of the growth process. The experimental tests show that the crystal has a homogeneous titanium distribution and good optical performance. Meanwhile, the figure of merit (FOM) value of the crystal is larger than 200. The present paper is of great importance for the growth and laser application of large-size Tisapphire crystal.
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张宝辉, 徐军, 杨秋红, 王静雅, 唐慧丽. 泡生法生长钛宝石的光学特征[J]. 中国激光, 2013, 40(6): 0606002. Zhang Baohui, Xu Jun, Yang Qiuhong, Wang Jingya, Tang Huili. Optical Characteristics of TiSapphire Grown by Kyropoulos Technique[J]. Chinese Journal of Lasers, 2013, 40(6): 0606002.

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