LDA侧面泵浦薄片激光器的泵浦光和温度分布

刘全喜; 钟鸣

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LDA侧面泵浦薄片激光器的泵浦光和温度分布

论文 | 更新时间：2020-08-12

- LDA侧面泵浦薄片激光器的泵浦光和温度分布
- Study of the Pump and Temperature Distribution in Thin Disk Laser Side-pumped by LDA
- 发光学报 2010年31卷第6期页码：888-893
- 作者机构：
  
  西南技术物理研究所
- 作者简介：
- 基金信息：
- DOI：
  中图分类号： TN248.1
- 收稿：2009-11-30，
  
  修回：2010-1-11，
  
  网络首发：2010-11-22，
  
  纸质出版：2010-11-22
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刘全喜, 钟鸣. LDA侧面泵浦薄片激光器的泵浦光和温度分布[J]. 发光学报, 2010,31(6): 888-893

LIU Quan-xi, ZHONG Ming. Study of the Pump and Temperature Distribution in Thin Disk Laser Side-pumped by LDA[J]. Chinese Journal of Luminescence, 2010,31(6): 888-893
刘全喜, 钟鸣. LDA侧面泵浦薄片激光器的泵浦光和温度分布[J]. 发光学报, 2010,31(6): 888-893 DOI：

LIU Quan-xi, ZHONG Ming. Study of the Pump and Temperature Distribution in Thin Disk Laser Side-pumped by LDA[J]. Chinese Journal of Luminescence, 2010,31(6): 888-893 DOI：

摘要

建立了激光二极管阵列(LDA)环绕侧面泵浦复合薄片激光器的数值模型

LDA的快轴垂直于薄片表面并被压缩。依据LDA的输出光束特性

考虑到介质与空气的对流热交换和材料热导率的温度相关性

根据经典热传导方程

运用有限单元法

得出了薄片内的泵浦光和温度分布。分析了LDA个数、泵浦距离、吸收系数和光束发散角对薄片内泵浦光分布和吸收效率的影响规律

讨论了温度与泵浦功率、换热系数、冷却液温度和时间的变化规律

所得的有关规律与相关实验相符合。计算结果可为LDA泵浦固体激光器的结构优化设计和实验研究提供理论参考。

Abstract

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references

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