Spectroscopic and Laser Properties of Tm3+ Ions Optical Centers in CaF2 Crystal at 3F4-3H6 Transition Under 795 nm Diode Laser Excitation

The dynamics of Tm3+ optical centers formation with increasing concentration and the influence of different optical centers on the fluorescence and laser properties of the 2-mm 3F4-3H6 transition under ~795 nm laser diode excitation is studied.