Abstract:
报道了一种高功率宽调谐外腔面发射绿光激光器,利用设计的1018 nm半导体增益芯片、折叠镜以及后端镜构成结构紧凑的V型腔,使用长度为10 mm的Ⅰ类相位匹配三硼酸锂(LiB_3O_5, LBO)非线性频率变换晶体进行腔内倍频,实现了509 nm波长的高功率绿光输出.通过在腔内插入双折射滤波片(birefringent filter,BRF),可获得连续调谐的激光波长.当BRF厚度为1 mm时,基频激光和倍频绿光的波长调谐范围分别为47.1 nm和20.1 nm.可调谐绿光的最大输出功率为8.23 W,对应的倍频转换效率为68.2%,相应的从吸收泵浦光到倍频绿光的光-光转换效率为16.6%.
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Source :
物理学报
Year: 2024
Issue: 12
Volume: 73
Page: 127-133
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 5
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