P.P. Sorokin, J.R. Lankard
The Journal of Chemical Physics
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.
P.P. Sorokin, J.R. Lankard
The Journal of Chemical Physics
R.T. Hodgson, P.P. Sorokin, et al.
Physical Review Letters
P.P. Sorokin, J.D. Axe, et al.
Journal of Applied Physics
R.S. Title, P.P. Sorokin, et al.
Physical Review