Spectroscopic properties and laser performance of Y b-doped tungstates at pulsed Ti:sapphire laser pumping are reported. Room-temperature lasing near 1025nm is demonstrated in Yb:KY(WO4)2 and Yb:KGd(WO4)2, with a slope efficiency as great as 86.9%.
© 1997 Optical Society of America
N. V. Kuleshov, A. A. Lagatsky, A. V. Podlipensky, V. P. Mikhailov, and G. Huber, "Pulsed laser operation of Y b-dope d KY(WO4)2 and KGd(WO4)2," Opt. Lett. 22, 1317-1319 (1997)