？ CHEN C T, WU Y C, JIANG A D, et al. New nonlinear-optical crystal: LiB3O5 [J]. J Opt Soc Am B, 1989, 6(4): 616–621.
[2]
？ CHENG L K, BOSENBERG W R, TANG C L. Growth and characterization of nonlinear optical crystals suitable for frequency conversion [J]. Prog Cryst Growth Charact Mater, 1990, 20(9): 9–57.
[3]
？ IWAI M, KOBAYASHI T, FURUYA H, et al. Crystal growth and optical characterization of rare-earth (Re) calcium oxyborate ReCa4O (BO3)3 (Re = Y or Gd) as new nonlinear optical material [J]. Jpn J Appl Phys, 1997, 36(part 2, No. 3A): 276–279.
[4]
？ NORRESTAM R, NYGREN M, BOVIN J O. Structural investigations of new calcium - rare earth (R) oxyborates with the composition Ca4RO(BO3)3 [J]. Chem Mater, 1992, 4(3): 737–743.
[5]
？ FEI Y T, CHAI B H T, EBBERS C A, et al. Large-aperture YCOB crystal growth for frequency conversion in the high average power laser system [J]. J Cryst Growth, 2006, 290(1): 301–306.
[6]
？ WU A H, JIANG L W, QIAN G X, et al. Bridgman growth of large- aperture yttrium calcium oxyborate crystal [J]. Mater Res Bull, 2012, 47(9): 2689–2691.
[7]
？ LIAO Z M, JOVANOVIC I, EBBERS C A, et al. Energy and average power scalable optical parametric chirped-pulse amplification in yttrium calcium oxyborate [J]. Opt Lett, 2006, 31(9): 1277–1279.
[8]
？ ZHANG S J, FEI Y T, CHAI B H T, et al. Characterization of piezoelectric single crystal YCa4O(BO3)3 for high temperature applications [J]. Appl Phys Lett, 2008, 92(20): 202905.
[9]
？ CHAI B H T, EICHENHOLZ J M, YE Q, et al. Self-frequency Doubled Nd:YCOB laser [C]. Adv Solid State Lasers (ASSL), Idaho, USA, 1998: 59–61.
[10]
？ CHAI B H T, HAMMONS D A, EICHENHOLZ J M, et al. Lasing, Second Harmonic Conversion and Self-frequency Doubling of Yb:YCOB (Yb:YCa4B3O10)[C]. Adv Solid State Lasers (ASSL), Idaho, USA, 1998: 56–58.
[11]
？ YU H H, ZONG Nan, PAN Z B, et al. Efficient high-power self- frequency-doubling Nd:GdCOB laser at 545 and 530 nm [J]. Opt Lett, 2011, 36(9): 3852–3854.
[12]
DOI：10.7521/j.issn.0454–5648.2013.01.12
[13]
？ 张克从. 非线性光学晶体材料科学[M]. 北京: 科学出版社, 1996.
[14]
？ 肖定全. 晶体物理学[M]. 四川: 四川大学出版社, 1989: 193–198.
[15]
？ OU Z Y, PEREIRA S F, POLZIK E S, et al. 85% efficiency for cw frequency doubling from 1.08 to 0.54 μm [J]. Opt Lett, 1992, 17(9): 640–642.
