Chromium-Activated Forsterite; Near-Infrared Excitation; Physics, Applied
Laser action in Cr4+ doped yttrium-orthosilicate Cr4+:Y2SiO5 cooled to 77 K was demonstrated for the first time with 1064 and 532 nm pumping from a pulsed Nd:YAG laser and broad band (@ 840 nm) pumping from a Q-switched Cr:LiSAF laser.
Applied Physics Letters
Deka, C.; Chai, B. H. T.; Shimony, Y.; Zhang, X. X.; Munin, E.; and Bass, M., "Laser Performance Of Cr4+-Y2Sio5" (1992). Faculty Bibliography 1990s. 437.