Terbium and Europium doped glasses will be investigated for tunable lasing from 450 nm to 490 nm. They will be pumped by Q-switched frequency tripled 355 nm Nd laser pulses. The Tb materials will also be evaluated for 375 nm laser diode pumping.
Benefit: Compact efficient tunable blue lasers will advance oceanographic LIDARs and a variety of other applications.
Keywords: ultraviolet laser diode, ultraviolet laser diode, gain switched laser, diode pumped laser, fiber laser, Blue laser, Tunable laser, Laser-pumped-lasers, rare earth laser