Properties of a YAlO3:Er3+ laser, operated in the two wavelength ranges around 1.7 μm and 3 μm are summarized. Spectroscopic investigations of absorption and fluorescence including polarization dependence and the occurrence of new laser lines are presented.
H. P. Weber,
"3 μm Solid State Laser For Medical Applications", Proc. SPIE 0701, 1986 European Conf on Optics, Optical Systems and Applications, (10 July 1987); doi: 10.1117/12.937040; https://doi.org/10.1117/12.937040