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腔内倍频垂直外腔面发射激光器(VECSEL)具有较大的腔内循环功率,能够获得较为理想的倍频转换效率。综述了腔内倍频VECSEL的研究进展,总结了不同倍频VECSEL中倍频晶体的使用情况,并通过倍频VECSEL获得的不同波长分析了倍频VECSEL的发展趋势及未来工作所面临的一些问题。
The intracavity frequency doubling vertical external cavity surface emitting laser (VECSEL) has a large intracavity circulation power, which can obtain the ideal frequency doubling conversion efficiency. The research progress of intracavity double frequency VECSEL is reviewed, the usage of frequency doubling crystal in different frequency doubling VECSEL is summarized, and the development trend of frequency doubling VECSEL and some problems in future work are analyzed by different wavelengths obtained by multiplying VECSEL .