[1] [1] Jain R K, Lind R C. Degenerate four-wave mixing in semiconductor-doped glasses. J. Opt. Soc. Am. (B), 1983, 73(5):647～653

[2] [2] Kayanuma Y. Quantum-size effects of interacting electrons and holes in semiconductor microcrystals with spherical shape. Phys. Rev. (B), 1988, 38(14):9797～9805

[3] [3] Ekimov A I, Hache F, Schanne-Klein M C et al.. Absorption and intensity-dependent photoluminescence measurement on CdSe quantum dots: Assignment of the first electronic transitions. J. Opt. Soc. Am. (B), 1993, 10(1):100～107

[4] [4] Olbright G R, Peyghambarian N, Koch S W et al.. Optical nonlinearities of glasses doped with semiconductor microcrystallites. Opt. Lett., 1987, 12(6):413～415

[5] [5] Li Yang, Becker K, Magruder R H et al.. Size dependence of the third-order susceptibility of copper nanoclusters investigated by four-wave mixing. J. Opt. Soc. Am. (B), 1994, 11(3):457～461

[6] [6] Cotter D, Burt M G, Manning R J. Below-band-gap third-order optical nonlinearity of nanometer-size semiconductor crystallities. Phys. Rev. Lett., 1992, 68(8):1200～1203

[7] [7] Huang Houjin, Gu Gang, Yang Shihe et al.. Third-order nonlinear optical response of fullerenes as a function of the carbon cage size (C60 to C96) at 0.532 μm. J. Phys. Chem. (B), 1998, 102(1):61～66

[8] [8] Bredas J L, Adant C, Tackx P et al.. Third-order nonlinear optical response. Chem. Rev., 1994, 94(1):243～278

[9] [9] Meredith G R, Buchalter B, Hanzlik C. Third-order susceptibility determination by third harmonic generation. J. Chem. Phys., 1983, 78(3):1543～1549

[10] [10] Zhao Mingtang, Cui Yiping, Samoc M et al.. Influence of two-photon absorption on third-order nonlinear optical processes as studied by degenerate four-wave mixing: The study of soluble didecyloxy substituted polyphenyls. J. Chem. Phys., 1991, 95(6):3991～4001

[11] [11] Wang Y. Nonlinear optical properties of nanometer-sized semiconductor clusters. Acc. Chem. Res., 1991, 24(5):133～139

[12] [12] Messinger B J, von Raben K U, Chang R K et al.. Local fields at the surface of noble-metal microspheres. Phys. Rev. (B), 1981, 25(2):649～657

[13] [13] Wang Y. Local field effect in small semiconductor clusters and particles. J. Phys. Chem., 1991, 95(3):1119～1124