9Jun Dong, Akira Shirakawa, Ken-ichi Ueda et al.. Neap diffraction-limited passively Q-switched Yb: Y3Al5O12 ceramic lasers with peak power >150 kW[J]. Appl. Phys. Lett. , 2007, 90(13) : 131105.
10Jay Marmo, Hagop Injeyan, Hiroshi Komine et al.. Joint high power solid state laser program advancements at Northrop Grumman[C]. SPIE, 2009, 7195:719507.