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CW, single-frequency 229nm laser source for Cd-cooling by harmonic conversion

机译:连续波,单频229nm激光源,用于通过谐波转换进行Cd冷却

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摘要

More than 200mW of CW 229nm for Cd atom cooling application was generated by the 4th harmonic of a single-frequency optically pumped semiconductor laser using a 10-mm long, Brewster-cut BBO crystal in an external cavity. With 650mW of 458nm input, 216mW of 229nm power was observed. Conversion efficiency from 458nm to 229nm was more than 33%.
机译:单频率光泵浦半导体激光器的四次谐波在外腔中使用了10mm长的Brewster切割BBO晶体,产生了200mW的CW 229nm的CW 229nm,产生四次谐波。使用650mW的458nm输入,观察到216mW的229nm功率。从458nm到229nm的转换效率超过33%。

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