[1] [1] Yu J, Trieu B C, Modlin E A, et al. 1 J /pulse Q-switched 2 μm solid-state laser[J]. Optical Letter, 2006, 31(4): 462-464.

[2] [2] Suni P J M, Henderson S W. 1 μm/pulse Tm:YAG laser pumped by a 3-W diode laser[J]. Optical Letter, 1991, 16(11): 817-819.

[3] [3] Yokozawa T, Hara H. Laser-diode end-pumped Tm:YAG eye-safe laser[J]. Optical Letter, 1996, 9(35): 1424-1426.

[4] [4] Lia L J, Yao B Q, Ju Y L, et al. 8.30 μm singly resonant ZnGeP2 optical parametric oscillators pumped by a Tm, Ho:GdVO4 laser[J]. Laser Physics, 2000, 19(10): 1957-1959.

[5] [5] Li Yufeng. Study of diode pumped Tm3+ doped soled state lasers[D]. Harbin: Harbin Institute of Technology, 2008. (in Chinese)

[6] [6] Sato A, Asai K, Itabe T. Double-pass-pumped Tm:YAG laser with a simple cavity configuration[J]. Appl Op, 1998, 37(27): 6395-6400.

[7] [7] Buryy O A, Sugak D Y, Ubizskii S B, et al. The comparative analysis and optimization of the free-running Tm3+:YAP and Tm3+:YAG micro lasers[J]. Appl Phys B, 2007, 88: 433-442.

[8] [8] Ju Y L, Wang Q, Wu C T, et al. Lasing characteristics of a single-frequency Tm:YAG laser[J]. Laser Phys, 2009, 19(6): 1216-1219.

[9] [9] Petrov V, Tanaka Y, Suzuki T. Parametric h generation of 1-ps pulses between 5 and 11 μm with a ZnGeP2 crystal [J]. J Quantum Electron, 1997, 33: 1749-1755.

[10] [10] Nieuwenhuis A F, Lee C J, van der Slot P J M, et al. Mid-infrared ZGP optical parametric oscillator directly pumped by a lamp-pumped, Q-switched Cr,Tm,Ho:YAG laser [C]//SPIE, 2007, 6455: 645518.

[11] [11] Honea E C, Beach R J, Sutton S B, et al. 115-W Tm:YAG diode-pumped solid-state laser[J]. J Quantum Electron, 1997, 33: 1592-1600.

[12] [12] Lai K S, Xie W J, Wu R F, et al. A 150 W 2-micron diode-pumped Tm:YAG laser[C]//Conference on Advanced Solid-state Lasers, 2002, 68: 535-539.

[13] [13] Cao D, Peng Q, Du S, et al. A 200 W diode-side-pumped CW 2 μm Tm:YAG laser with water cooling at 8°[J]. Appl Phys B, 2011, 103: 83-88.

[14] [14] Stoneman R C, Esterowitz L. Efficient, broadly tunable, laser-pumped Tm:YAG and Tm:YSGG cw lasers[J]. Opt Lett, 1990, 15: 486-488.

[15] [15] Wang C L, Du S F, Niu Y X, et al. Wavelength switchable high-power diode-side-pumped rod Tm:YAG laser around 2 μm [J]. Opt Exp, 2013, 21: 7156-7161.

[16] [16] Wang C L, Niu Y X, Du S F, et al. High-power diode-side-pumped rod Tm:YAG laser at 2.07 μm[J]. Appl Opt, 2013, 52: 7494-7497.

[17] [17] Niu Y X, Wang C L, Liu W W, et al. Theoretical model predictions and experimental results for a wavelength switchable Tm:YAG laser [J]. Appl Opt, 2014, 53: 4359-4362.

[18] [18] Taira T, Tulloch W M, Byer R L. Modeling of quasi-three-level lasers and operation of cw Yb:YAG lasers[J]. Appl Opt, 1997, 36: 1867-1874.

[19] [19] Fan T Y, Byer R L. Modeling and CW operation of a quasi-three-level 946 nm Nd: YAG laser[J]. J Quantum Electron, 1987, 23: 605-612.

[20] [20] Man Da, Niu Yanxiong, Wang Caili. Theoretical analysis and numerical simulation for wavelength switchable Tm:YAG laser[J]. Acta Optica Sinica, 2015, 35(1): 0114001. (in Chinese)