[1] [1] Kanatzidis M G, et al. The application of polychalcogenide salts to the exploratory synthesis of solid-state multinary chalcogenides at intermediate temperatures ［J］. Progress in Inorganic Chemistry, 1995, 43: 151-265.

[2] [2] Pell M A, et al. Layered ternary and quaternary metal chalcogenides ［J］. Chemische Berichte, 1997, 130(1): 1-8.

[3] [3] Ishihara Y, et al. Electrical-conduction of a quasi-one dimensional Nb3 S4 single-crystal ［J］. Solid State Communications, 1982, 42(8): 579-582.

[4] [4] Gitzendanner R L, et al. Synthesis and structure of a new quinary sulfide halide: LaCa2 GeS4 Cl3 ［J］. Inorganic Chemistry, 1996, 35(9): 2623-2626.

[5] [5] Disalvo F J. Charge-density waves in layered ［J］. Compounds Surface Science, 1976, 58(1): 297-311.

[6] [6] Harris S, et al. Catalysis by transition-metal sulfides-the relation between calculated electronic trends and Hds activity ［J］. Journal of Catalysis, 1984, 8(2): 400-412.

[7] [7] Chung I, et al. Na2 Ge2 Se5 : A highly nonlinear optical material ［J］. Journal of Solid State Chemistry, 2012, 195: 161-165.

[8] [8] Bai Lei, Lin Zheshuai, Wang Zhizhong, et al. Mechanism of linear and nonlinear optical effects of chalcopyrite AgGaX2 (X=S, Se, and Te) crystals ［J］. J. Chem. Phys., 2004, 120(18): 8772-8778.

[9] [9] Chahed A, et al. First-principles calculations of the structural, electronic and optical properties of and optical properties of AgGaS2 And AgGaSe2 ［J］. Physica B: Condensed Matter, 2005, 367(1-4): 142-151.

[10] [10] Lin Zheshuai, Wang Zhizhong, Chen Guangtian, et al. Mechanism for linear and nonlinear optical effects in monoclinic bismuth borate (BiB3 O6) crystal ［J］. Journal of Applied Physics, 2001, 90(11): 5585-5590.

[11] [11] Lin Zheshuai, Lin Jiao, Wang Zhizhong, et al. Mechanism for linear and nonlinear optical effects in LiB3 O5 , CsB3 O5 , and CsLiB6 O10 crystals ［J］. Phys. Rev. B, 2000, 62(3): 1757-1764.

[12] [12] Reshak A H. Linear, nonlinear optical properties and birefringence of AgGaX2 (X=S, Se, Te) ［J］. Compounds. Physica B: Condensed Matter, 2005, 369(1-4): 243-253.

[13] [13] Yu Y, et al. Ab initio study of the linear and nonlinear optical properties of chalcopyrite CdGeAs2 ［J］. Journal of Solid State Chemistry, 2012, 185: 264-270.