[1] [1] DAVID N, NIKOGOSYAN. Nonlinear optical crystals: a complete survey［M］. New York: Springer-Verlag, 2005.

[2] [2] VASILYEVA I G, NIKOLAEV R E, VEROZUBOVA G A. Nonstoichiometry of ZnGeP2 crystals probed by static tensimetric method［J］. Journal of Solid State Chemistry, 2010, 183(9): 2242-2247.

[3] [3] DHERBECOURT J B, GODARD A, RAYBAUT M, et al. Picosecond synchronously pumped ZnGeP2 optical parametric oscillator［J］. Optics Letters, 2010, 35(13): 2197-2199.

[4] [4] SCHUNEMANN P G, SCHEPLER K L, BUDNI P A. Nonlinear frequency conversion performance of AgGaSe2, ZnGeP2, and CdGeAs2［J］. MRS Bulletin, 1998, 23(7): 45-49.

[5] [5] BUEHLER E, WERNICK J H, WILEY J D. The ZnP2-Ge system and growth of single crystals of ZnGeP2［J］. Journal of Electronic Materials, 1973, 2(3): 445-454.

[6] [6] ZHANG G D, TAO X T, WANG S P, et al. Growth improvement and quality evaluation of ZnGeP2 single crystals using vertical Bridgman method［J］. Journal of Crystal Growth, 2012, 352 (1): 61-71.