Conversion of He-IMe laser radiation from λ = 3.39μ m to the 330.5 nm band in sodium vapor
Arkhipkin A.G., Popov A.K., Timofeev V.P.
Radiation of λ = 3.39 μπι was converted to the 330.5 nm band in sodium vapor via resonant pumping of the 3 s5 s transition by a λ = 602.4 nm dye laser.