[1] Stockman Mark I,Pandey Lakshmi N,et al. Giant fluctuations of local optical fields in fractal clusters [J].Phys.Rev. Lett.,1994,72: 2486-2489.
[2] Gao L,Yu K W,et al. Effective nonlinear optical properties of metal-dielectric composite media with shape distribution [J].Phys. Rev. E,2001,64: 036615.
[3] Maxwell-Garnett J C. Colors in metal glasses and in metallic films [J].Philos. Trans. Roy. Soc. London,1904,203A: 385-420.
[4] Hache F,Ricard D,Flytzanis C,et al. The optical Kerr effect in small metal particles and metal colloids: the case of gold [J].Appl. Phys. A: Solids Surf.,1988,47: 347.
[5] Sipe J E,et al. Nonlinear susceptibility of composite optical materials in the Maxwell-Garnett model [J].Phys.Rev. A,1992,46: 1614-1629.
[6] Agarwal G S,Gupta S D. T-matrix approach to the nonlinear susceptibilities of heterogeneous media [J].Phys.Rev. A,1988,38: 5678-5687.
[7] Gu G Q,Yu K W. Effective conductivity of nonlinear composites [J].Phys. Rev. B,1992,46: 4502-4507.
[8] Yuen K P,Law M F,Yu K W,et al. Optical nonlinearity enhancement via geometric anisotropy [J].Phys. Rev.E,1997,56: R1322-R1325.
[9] Ricard D,Roussignol Ph,Flytzanis C. Surface-mediated enhancement of optical phase conjugation in metal colloids [J].Opt. Lett.,1985,10: 511.
[10] Stroud D,Wood Van E. Decoupling approximation for the nonlinear-optical response of composite media [J].J.Opt. Soc. Am. B,1989,6: 778.
[11] Yu K W,Hui P M,Stroud D. Effective dielectric response of nonlinear composites [J].Phys. Rev. B,1993,47:14150-14156.
[12] Ma Hongru,Xiao Rongfu,Sheng Ping. Third-order optical nonlinearity enhancement through composite microstructures [J].J. Opt. Soc. Am. B,1998,15: 1022-1029.
[13] Peiponen K E,Makinen Martti O A,Saamner J,et al. Dispersion theory of liquids containing optically linear and nonlinear Maxwell garnett nanoparticles [J].Opt. Rev.,2001,8: 9-17.
[14] Hamanaka Y,Fukuta K,Nakamura A. Enhancement of third-order nonlinear optical susceptibilities in silicacapped Au nanoparticle films with very high concentrations [J].Appl. Phys. Lett.,2004,84: 4938-4940.