[2] [2] KANEDA Y,KUBOTA S.Continuous-wave 355 nm laser sourse based on doubly resonant sum-frequency mixing in an external resonator[J].Opt.Lett.,1995,20(21):2204-2206

[5] [5] BI Y,FENG Y,GONG H R,et al.High-average power THG of a diode-pumped Nd:YAG laser at 355 nm generated by LiB3O5 crystal[J].Chinese Optics Letters,2003,2:33-34

[6] [6] JUN S,YUICHI A,MINORU O.Generation of 5 W deep-UV continuous wave radiation at 266 nm by an external cavity with a CsLiB6O10 crystal[J].Opt.Lett.,2004,29(1):92-94

[7] [7] HIROSHI K,KATSUMI M,TETSUAKI I,et al.Efficient sum-frequency generation of continuous-wave single-frequency coherent light at 252 nm with dual wavelength enhancement[J].Opt.Lett.,2003,28(20):1969-1971

[8] [8] KUNG A H,LEE J,CHEN P J.An efficient all-solid-state ultraviolet laser source[J].Appl.Physics Lett.,1998,72(13):1542-1544

[10] [10] YUSHI K,SHIGEO K.Theoretical treatment,simulation,and experiments of doubly resonant sum-frequency mixing in an external resonator[J].Appl.Optics,1997,36(30):7766-7775

[12] [12] RICHARD S.Introduction to laser diode-pumped solid state lasers[J].SPIE,2001:30-31

[13] [13] CHEN Y F,TSAI S W.Diode-pumped Q-switched Nd:YVO4 yellow laser with intracavity sum-frequency mixing[J].Opt.Lett.,2002,27(6):397-398