中红外激光晶体Er∶YSGG的生长及LD泵浦的激光性能

人工晶体学报, 2012, 41(3): 564-567.

中红外激光晶体Er∶YSGG的生长及LD泵浦的激光性能

罗建乔 ^1, , 孙敦陆 ^2, , 张庆礼 ^3, , 康宏向 ^4, , 谷长江 ^5, , 刘文鹏 ^6, , 殷绍唐 ^7,

1.中国科学院安徽光学精密机械研究所安徽省光子器件与材料重点实验室,合肥230031

2.中国科学院安徽光学精密机械研究所安徽省光子器件与材料重点实验室,合肥230031

3.中国科学院安徽光学精密机械研究所安徽省光子器件与材料重点实验室,合肥230031

4.中国人民解放军军事医学科学院放射与辐射医学研究所,北京100850

5.中国科学院安徽光学精密机械研究所安徽省光子器件与材料重点实验室,合肥230031

6.中国科学院安徽光学精密机械研究所安徽省光子器件与材料重点实验室,合肥230031

7.中国科学院安徽光学精密机械研究所安徽省光子器件与材料重点实验室,合肥230031

基金项目: 2011年度合肥研究院院长基金资助项目国家自然科学基金(50872135;91122021;90922003;16804068;61008021)

关键词： Er∶YSGG晶体 , 提拉法 , 二极管泵浦 , Er∶YSGG激光器

Growth and LD Pumped Laser Performance of Er∶ YSGG Mid-IR Laser Crystal

采用提拉法成功生长出了Er∶ YSGG晶体.吸收光谱分析表明Er∶ YSGG晶体在967.5nm有较强的吸收峰和较宽的吸收谱带.采用966nm半导体激光器泵浦YSGG/Er∶YSGG复合激光晶体元件,实现了2.796 μm的连续激光输出,最大输出功率439 mW,相应的斜率效率为12.5％,光光转换效率为10.6％.

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