[1] Kienle A,Patterson M S. Determination of the optical properties of semi-infinite turbid media from frequency domain reflectance close to source. Phys Med Biol,1997,42(10): 1801～1819

[2] Pham T H,Spott T,Svaasand L O,et al. Quantifying the properties of two-layer turbid media with frequency domain diffuse reflectance. Appl Opt,2000,39(25):4733～4745

[3] Lai J C,Li Z H,Wang C Y,et al. Acta Photonica Sinica,2003,32(10): 1254～1258

[4] Xu T,Zhang C P,Wang X Y,et al. Acta Photonica Sinica,2003,32(5): 571～575

[5] Cheng S Y,Shen H Y,Chen M F. Acta Photonica Sinica,2003,32(10): 1251～1253

[6] Zhu D,Luo Q M,Zeng S Q,et al. Acta Photonica Sinica,2001,32(10): 1175～1181

[7] Zhang X Q,Liu Y,Xing D,Acta Photonica Sinica,2002,31(3): 273～276

[8] Zhang L S,Zhang C P,Wang X Y,et al. Chinese Journal of Luminescence,2003,124(1): 56～60

[9] Kienle A,Patterson M S,Dognitz N,et al. Noninvasive determination of the optical properties of two-layered turbid media. Appl Opt,1998,37(4): 779～791

[10] Zhang L,Zhang L S,Xu T,et al. Acta Photonica Sinica,2004,33(11): 1377～1381

[11] Wang X C,Gong Y J,Song D C,et al. Acta Optica Sinica,2005,25(3): 377～381

[12] Wang Xichang,Gong Yanjun,Song Dongcao. The steady-state spatially resolved reflectance of a three layered mismatched,the international. Journal of Infrared and Millimeter Waves,2005,26(3): 413～422