J.H. Glownia, D.R. Gnass, et al.
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
D.S. Bethune, J.R. Lankard, et al.
The Journal of Chemical Physics
D. Grischkowsky, P.P. Sorokin, et al.
Optics Communications
J.H. Glownia, J. Misewich, et al.
Optics Letters