[1] Bruesselbach H W,et al. Low-heat high-power scaling using inGaAs-diode-pumped Yb∶YAG lasers [J].IEEE J.Quantum. Electron.,1997,3(1): 105-115.

[3] Lacovara P,Choi H K,Wang C A,et al. Room-temperature diode-pumped Yb∶YAG laser [J].Opt. Lett.,1991,16(14): 1089-1090.

[4] Fan T Y,Klunk S,Henein G. Diode-pumped Q-switched Yb∶YAG laser [J].Opt. Lett.,1993,18(6): 423-425.

[5] Fan T Y,Ochoa J. Tunable single-frequency Yb∶YAG laser with 1-W output power using twisted-mode technique[J].IEEE Photon. Technol. Lett.,1995,7(10): 1137-1138.

[6] Guo Xinjun,Hou Wei,Peng Haibo. 4.44 W of CW 515 nm green light generated by intracavity-frequency doubling Yb∶YAG thin disk laser with LBO [J].Optics Communications,2006,267(2): 451-454.

[10] Zhang Z,Tan H M,Gao L L. Intra-cavity second harmonic generation with Nd∶YVO4/BIBO laser at 542 nm [J].Optics Communications,2006,267(2): 487-490.

[11] Jiro Saikawa,Sunao Kurimura. Tunable frequency-doubled Yb∶YAG microchip lasers [J].Optical Materials,2002,19: 169-174.