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SPIE OE/LASE 1993
Infrared laser action in helium-buffered Sr vapor, resulting from the combined effects of optical pumping and inelastic collisions, has been observed at 2.923, 2.692, and 2.602 μ. A dye laser was used for pumping. © 1969 The American Physical Society.
J.H. Glownia, D.R. Gnass, et al.
SPIE OE/LASE 1993
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