Operation of a fiber-coupled laser-cooler down to cryogenic temperatures.
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DOI: 10.1364/oe.448930
Abstract: We report on the optical cooling of a 7.5%Yb:LiYF4 crystal down to 125 K in a multi-pass Herriott absorption cell, coupled via a single mode polarization maintaining optical fiber to the laser source. This configuration, never… read more here.
Keywords: cryogenic temperatures; coupled laser; operation fiber; laser cooler ... See more keywords