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| CLBO晶体和频产生深紫外激光的理论计算与实验结果 | |
| 引用本文： | 林彦,霍玉晶,何淑芳. CLBO晶体和频产生深紫外激光的理论计算与实验结果[J]. 人工晶体学报, 2010, 39(1): 125-129 |
| 作者姓名： | 林彦 霍玉晶 何淑芳 |
| 作者单位： | 清华大学电子工程系,北京,100084 |
| 基金项目： | 国家自然科学基金重点项目(No.50132010) |
| 摘 要： | 本文介绍了深紫外非线性光学晶体CLBO的光学特性,推导出了CLBO晶体和频时的相位匹配角、有效非线性系数、走离角、允许角宽度和允许温度范围的公式,并进行了详细计算.根据计算结果可知,CLBO晶体和频可以实现深紫外激光的有效输出,并且具有大的有效非线性系数、小的走离角、大的允许角宽度和允许温度范围.由此设计了1064 nm近红外激光和238.7 nm 紫外激光通过CLBO晶体和频产生195 nm深紫外激光的系统方案,并在实验中实现了平均功率217 μW、重复频率10 Hz的195 nm 激光的稳定运转. |
| 关 键 词： | CLBO晶体 深紫外激光 和频, |
Theoretical Calculation and Experimental Result of Deep-ultraviolet Laser Generated by Sum-frequency Generation in CLBO Crystal |
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| LIN Yan,HUO Yu-jing,HE Shu-fang. Theoretical Calculation and Experimental Result of Deep-ultraviolet Laser Generated by Sum-frequency Generation in CLBO Crystal[J]. Journal of Synthetic Crystals, 2010, 39(1): 125-129 | |
| Authors: | LIN Yan HUO Yu-jing HE Shu-fang |
| Affiliation: | Department of Electronic Engineering;Tsinghua University;Beijing 100084;China |
| Abstract: | The optical properties of deep-ultraviolet nonlinear optical crystal CLBO were introduced.Formulae of phase-matching angle,efficient nonlinear coefficient,walk-off angle,and acceptance angle and temperature range were derived and relevant data were calculated in detail.According to these data,it is proved that deep-ultraviolet laser can be generated by sum-frequency generation in CLBO with large efficient nonlinear coefficient,small walk-off angle,and large acceptance angle and temperature range.A scheme of... |
| Keywords: | CLBO crystal deep-ultraviolet laser sum-frequency generation |
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