2Sumida D S, Betin A A, Bruesselbach H, et al. Diode-pumped Yb: YAG Catches up with Nd: YAG[ J]. Laser Focus, 1999, (6):63.
3Yang P Z,Deng P Z,Yin Z W,et al.The Growth Defects in Czochralski-grown Yb:YAG Crystal[J]. J. Cryst. Growth,2000,218:87.
4Zhou Y Z.Growth of High Quality Large Nd:YAG Crystals by Temperature Gradient Technique (TGT)[J]. J. Cryst.Growth, 1986,78:31.
5Reinberg A R, Riseberg L A, Brown R M,et al.GaAs:Si LED Pumped Yb--doped YAG Laser[J]. Appl. Phys.Lett., 1979,19(1):11.
6Xu J W,Zhou Y Z,Zhou G Q,et al. Growth of Large-sized Sapphire Boules by Temperature Gradient Technique (TGT)[J]. J. Cryst. Growth, 1998,193:123.
7Lacovara P, Choi H K, Wang C A, et al. Room-temperature diode-pumped Yb: YAG Laser[J]. Opt.Lett., 1991,16(14) : 1089.
8Bruesselbach H. [C]. Presented at the Optical Society of America 2001 Annual Metting,Long Beach, Calif. ,2001 ,October 14-18.
9William Krupke F, Chase L L. Ground-state Depleted Solid-state Lasers: Principles, Characteristics and Scaling[ J ]. Opt. Quantum Electron, 1990,22.
10Laura Deloach D, Stephen Payne A, Chase L L et al. Evaluation of Absorption and Emission Properties of Yb^3+ Doped Crystals for laser Applications[J]. IEEE J. Quantum Electron., 1993,29(4) : 1179.
