[1] [1] K.S.Lai, P.B.Phua, R.F.Wu et al.. 120-W continuous-wave diode-pumped Tm∶YAG laser[J]. Opt. Lett.,2000,25(21):1591～1593

[2] [2] Jianfeng Wu, Zhidong Yao, Jie Zong et al.. Highly efficient high-power thulium-doped germanate glass fiber laser[J]. Opt. Lett.,2007,32(6):638～640

[3] [3] Eric C.Honea, Raymond J. Beach, Steven B. Sutton et al.. 115-W Tm∶YAG diode-pumped solid-state lLaser[J]. IEEE J.Quantum Electron.,1997,33(9):1592～1600

[4] [4] Stuart D.Jackson, Alex Sabella, Alex Hemming et al.. High-power 83 W holmium-doped silica fiber laser operating with high beam quality[J]. Opt. Lett., 2007,32(3):241～243

[5] [5] Poh Boon Phua, Kin Seng Lai, Ruifen Wu. Multiwatt high-reperition-rate 2-μm output from an intracavity KTiOPO4 optical parametric oscillator[J]. Appl. Opt., 2000, 39(9):1435～1439

[6] [6] P.B.Phua, K.S.Lai, R.F.Wu. Coupled tandem optical parametric oscillator(OPO):an OPO within an OPO[J]. Opt. Lett., 1998, 23(16):1262～1264

[7] [7] Lu Yanhua, Wang Weimin, Peng Yuefeng et al.. Intracavity KTP doubly resonant optical parametric oscillator pumped by Nd∶YAG laser[J]. Chinese J.Lasers,2006,33(Suppl.):189～191

[8] [8] Xie Gang, Peng Yuefeng, Lu Yanhua et al.. High efficiency 23.6 W, 2 μm laser[J]. Chinese J.Lasers,2007,34(11):1488～1491