Efficient tunable solid state laser around 630 nm using sulforhodamine 640 doped silica-gel
François Salin, Gilles Le Saux, Patrick Georges, Alain Brun, C. Bagnall and J. Zarzycki
Optics Letters, Vol.14(15)
1989
Abstract
Lasing is observed near 630 nm in a sulforhodamine 640-doped silica gel pumped by frequency-doubled radiation from a Q-switched Nd:YAG laser. A conversion efficiency of 20% is obtained. The laser wavelength is tunable over 40 nm