[7] [7] WEN J X,SIU C T,Y E E,et al..Thermal and optical properties of diode side-pumped solid state laser rods[J].Opticsand Laser Technology,2000,32(3):193-198.

[8] [8] CLARKSON W A.Thermal effects and their mitigation in end-pumped solid-state lasers[J].Journal of Physics D-Applied Physics,2001,34:2381-2395.

[9] [9] EGGLESTON J M,KANE T J,KUHN K,et al..The slab geometry laser part-1:theory[J].IEEE Journal of Quantum Electronics,1984,20:289-301.

[10] [10] GIESEN A.HIIGEL H,VOSS A.Scalable concept for diode-pumped high-power solid-state lasers[J].Applied Physics B-Lasers and Optics,1994,58:365-372.

[11] [11] CHRISTIAN S,KARSTEN C.A 1-kW CW Thin Disc Laser[J].IEEE Journal of Selected Topics in Quantum Electronics,2000,6(4):650-657.

[12] [12] BROWN D C,LEE K K.Methods for scaling high average power laser performance[J].SPIE,1986,622:30-41.

[13] [13] ALAN J K,GARETH J V,DAVID BURNS.Progress towards high-power,high-brightness neodymipm-based thin-disk lasers[J].Progress in Quantum Electronics,2004,28:305-344.

[14] [14] FAN T Y.Heat generation in Nd:YAG and Yb:YAG[J].IEEE J.Quantum.Electron 1993,29:1457-1459.

[15] [15] LAPORTA P,BRUSSARD M.Design criteria for mode size optimization in diode-pumped solid-state lasers[J].IEEE Journal of Quantum Electronics,1991,27(10):2319-2326.

[16] [16] BRUESSELBACH H W,SUMIDA D S,REEDER R A,et al..Low-heat high-power scaling using InGaAs-diode-pumped Yb:YAG lasers[J].IEEE J.Select.Topics Quantum Electron,1997,3:105-116.

[17] [17] TAKUNOR I T,WILLIARN M T,ROBERT L B.Modeling of quasi-three-level lasers and operation of cw Yb:YAG lasers[J].Applied Optics,1997,36:1867-1874.

[19] [19] TAKUNOR I T,JIRO S,ROBERT L B.Diode-pumped tunable Yb:YAG miniature lasers at room temperature:modeling and experiment[J].IEEE.J.Quantum.Electron,1997,3:100-104.