[5] Brauch U,Giessen A, Karszewski M ,et al. Multiwatt diode-pumped Yb:YAG thin disk laser continuously tunable between 1018 nm and 1053 nm.Opt Lett,1995,27(7):713～715

[6] Sudmeyer T,Brunner F,Haring R,ec al.60 W average power in picosecond pulses from a passively mode-locked Yb:YAG thin-disk laser ,Pacific Rim Conference on Lasers and Electro-Optics, CLEO - Technical Digest, 2002, 152～153

[7] Taira T, Tulloch M W, Byer L R. Modeling of quasi-three-level lasers and operation of CW Yb:YAG lasers. J Apl Opt,1997,36(9):1867～1874

[8] Keller U,Weingarten K J,Kartner F X,et al.Semiconductox Saturable Absorber Mirrors(SSAM′S) for femtosecond to nanosecond pulse generation in solid-state lasers.IEEE J Quantum Electron, Sel op.2,435,1996

[9] Ju Guifang ,Chai Lu , Wang Qingyue.Stable Modelocking in an Yb:YAG Laser with a Fast SESAM.Chinese Optics Letters,2003,1(12):695～696