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谱学和高效的OPSL激光操作Er:BaF2晶体在2.8微米
Optics express
|August 13, 2025
概括
研究人员生长并测试了Er:BaF2晶体,以实现高效的2.8微米激光操作. 这种化物晶体表现出高斜率效率,使其成为中红外激光应用的前景.
科学领域:
- 材料科学 材料科学 材料科学
- 激光物理 激光物理
- 晶体学 晶体学是指结晶学.
背景情况:
- 用添加的化物晶体对于中红外激光器的开发至关重要.
- 由于其光学特性,BaF2具有作为宿主材料的潜力.
研究的目的:
- 为激光应用生长和表征Er:BaF2晶体.
- 为了研究光谱特性和2.8微米的激光性能.
主要方法:
- 垂直布里奇曼晶体生长方法.
- 温度依赖的冷吸收光谱学.
- 在光学送下进行激光操作测试.
主要成果:
- 成功生长了Er{3.6在%):BaF2晶体.
- 为4I11/2和4I13/2的多重体确定了斯特克级别的位置.
- 通过使用光学制半导体激光器 (OPSL) 在2786nm时实现0.4W输出功率,斜率效率为31%.
结论:
- Er:BaF是2.8微米激光器的一个有前途的材料.
- 实现的斜率效率是Er:BaF2 3μm激光器报告的最高效率.
- 进一步的研究可以优化各种应用的性能.
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