8FFAUCHIGER J, AALBERS P, WEBER H P. Modeling of thermal lensing and higher order ring mode oscillation in end -pumped CW Nd:YAG lasers [J]. IEEE J Quant Electron, 1992, 28(4) : 1046 - 1056.
9CHEN Y F, HUANG T M, Kao C F, et al. Optimization in scaling fiber-coupled laser-diode end- Pumped lasers to higher power : influence of thermal effect [J]. IEEE J Quant Electron, 1997,33 ( 8 ) : 1424-1429.
10NIGHAN JR W L, PARK M, KEHATEAD M S, et al. Diode pumped laser with thermal lens crystals[J]. US Patent, 1995,25 : 5410559.