[1] [1] MATSUMOTO S，LIM E，FEJER M，et al. Quasiphase-matched Second Harmonic Generation of Blue Light in Electrically Periodically-poled Lithium Tantalate Waveguides [J]. Electron. Lett(S0013-5194)，1991，27(22)：2040-2042.

[2] [2] YAMADA M，NADA N，SAITOH M，et al. First-order Quasi-phase Matched LiNbO3 Waveguide Periodically Poled by Applying an External Field for Efficient Blue Second-harmonic Generation [J]. Appl.Phys.Lett(S0003-6951)，1993，62(5)： 435-436.

[3] [3] MILLER G D，BATCHKO R G，FEJER M M，et al. Visible Quasi-phase-matched Harmonic Generation by Electric-field-poled Lithium Niobate [J]. Proc.of SPIE(S0277-786X)，1996，2700：34-45.

[4] [4] CHEN Yun-lin，YUAN Jian-wei，YAN Wei-guo，et al. Quasi-phase-matched Second-harmonic-generation in Bulk Periodically Poled LiNbO3 and Optimal Design [J]. Acta Physica Sinica，2005，54(5)：2079-2083.

[5] [5] MILLER G D，BATCHKO R G，TULLOCH W M，et al. 42%-efficient Single-pass CW Second-harmonic Generation in Periodically Poled Lithium Niobate [J]. Optics Letters(S0146-9592)，1997，22(24)：1834-1836.

[6] [6] WANG T，MA B，SHENG Y，et al. Large Angle Acceptance of Quasi-phase-matched Second Harmonic Generation in a Homocentrically Poled LiNbO3 [J]. Optics Communications(S0030-4018)，2005，252：397-401.

[7] [7] BOUCHIER A，LUCAS-LECLIN G，GEORGES P，et al. Frequency Doubling of an Efficient Continuous Wave Single-mode Yb-doped Fiber Laser at 978nm in a Periodically-poled MgO：LiNbO3 Waveguide [J]. Optics Express(S1094-4087)，2005，13(18)：6974-6979.

[8] [8] GAN Da-chun，WANG Chang-tao，FANG Liang，et al. Enhanced Second-harmonic Generation Based on Surface Plasmons [J]. Opto-Electronic Engineering，2011，38(1)：44-48.

[9] [9] ZHANG Kuan-shou，ZHANG Jing，XIE Chang-de，et al. Experimental Research on Generation of Intensity Squeezed Light at 532nm by SHG [J]. Acta Physica Sinica，2000，49(1)：80-84.

[10] [10] PASCHOTTA R，COLLETT M，KURZ P，et al. Bright Squeezed Light from a Singly Resonant Frequency Doubler [J]. Physical review letters(S0031-9007)，1994，72(24)：3807-3810.

[11] [11] ZHANG Kuan-shou，ZHANG Jing，XIE Chang-de，et al. Efficient Second Harmonic Generation of 1.06 μm Using an External Resonator [J]. Acta Optics Sinica，1998，18(8)：1015-1019.

[12] [12] TIAN Xiu-tao. Continuous-wave Single-frequency 780 nm Laser Source Generated from External-cavity Frequency Doubler with PPLN crystal [D]. Taiyuan：Shanxi University，2009.

[13] [13] Lü Bai-da. Laser Optics [M]. Chengdu：Sichuan University Press，1986.

[14] [14] LING Dong-xiong，LI Jun-chang，GUAN Yi-hong. The Boundary Finite-element Analysis of Mode-fields of the Square Plano-concave Resonator with a Gaussian-reflectivity Mirror [J]. Journal of Optoelectronics·Laser，2002，13(6)：617-621.

[15] [15] 521-526.

          RUAN Shuang-chen，LONG Jing-hua，ZHANG Fan，et al. High Efficiency End-pump CW Cr：LiSAF Laser [J]. High Power Laser and Particle Beams，1999，11(5)：521-526.

[16] [16] PERRONE M R，TUNDO S，PANZERA C，et al. Beam-divergence Control of Excimers with Plane-parallel Gaussian Cavities [J]. Applied Optics(S0003-6935)，1997，36(33)：8574-8581.