Abstract
We report the generation of 1.25 watts of CW laser power at the 119 μm (2522.8 GHz) methanol line. The maximum frequency fluctuation of the free running laser is less than ±100 KHz per hour.
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Farhoomand, J., Pickett, H.M. Stable 1.25 watts CW far infrared laser radiation at the 119 μm methanol line. Int J Infrared Milli Waves 8, 441–447 (1987). https://doi.org/10.1007/BF01013257
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DOI: https://doi.org/10.1007/BF01013257