[1] [1] Ji Feng, Yao Jianquan, Zhang Beigang et al.. Low-threshold widely-tunable intracavity Q-switched Nd∶YVO4/PPLN optical parametric generator [J]. Chinese J. Lasers, 2007, 34(12): 1643～1647

[2] [2] C. Kimin T. Joo. Near-infrared cavity-dumped femtosecond optical parametric oscillator[J]. Opt. Lett., 2005, 30(14): 1855～1857

[3] [3] P. Gross, M. E. Klein, T. Walde et al.. Fiber-laser-pumped continuous-wave singly resonant optical parametric oscillator[J]. Opt. Lett., 2002, 27(6): 418～420

[4] [4] A. Kuroda, S. Kurimura, Y. K. Uesu. Domain inversion in ferroelectric MgO:LiNbO3 by applying electric field[J]. Appl. Phys. Lett., 1996, 69: 1565～1567

[5] [5] A. Henderson R. Stafford. Low threshold singly-resonant CW OPO pumped by an all-fiber pump source [J]. Optics Express, 2006, 14(2): 767～772

[6] [6] Li Chun, An Yuying, Zeng Xiaodong. L iNbO3 electro-optic Tuning Optical Parametric Oscillator[J]. Acta, Optica Sinica, 2004, 24(2): 172～174

[7] [7] Yao Jianghong, Xue Liangping, Yan Boxia et al.. Optical parametric oscillator based on periodically Poled MgO∶LiNbO3 crystal[J]. Chinese J. Lasers, 2007, 34(2): 209～213

[8] [8] Zhang Xingbao, Yao Baoquan, Wang Yuezhu et al.. Middle-infrared intracavity periodically poled MgO:LiNbO3 optical parametric oscillator[J]. Chin. Opt. Lett., 2007, 5(7): 426～427

[9] [9] I. D. Lindsay, P. Grob, C. J. Lee, et al.. Mid-infrared wavelength and frequency modulation spectroscopy with a pump modulated singly-resonant optical parametric oscillator[J]. Optics Express, 2006, 14(25): 12341-12346

[10] [10] O. Paul, A. Quosig, T. Bauer et al.. Temperature-dependent Sellmeier equation in the MIR for the extraordinary refractive index of 5% MgO doped congruent LiNbO3[J]. Appl. Phys. B, 2007, 86(1): 111～115

[11] [11] Zhang Xingbao, Wang Yuezhu, Ju Youlun et al.. Low-threshold mid-IR MgO:PPLN optical parametric generation with high reflectivity mirror for signal wavelength[J]. Chin. Opt. Lett., 2008, 6(7): 204～206