[1] K. Okanoto. Fundamentals of Optical Waveguides[M]. New York
[2] Kin Seng Chiang. Analysis of the effective-index method for the vector modes of rectangular-core dielectric waveguides[J]. IEEE Transactions on Microwave Theory and Techniques, 1996, 44(5): 692~700
[3] A. M. Zaghloul, A. A. Abou El-Fadl. A simple analytical approach to optical rib waveguides[C]. 16th National Radio Science Conference, NRSC′99, 1999, B9,1~8
[4] K. S. Chiang. Analysis of rectangular dielectric waveguides: effective-index method with built-in perturbation correction[J]. Electron. Lett., 1992, 28(4): 388~390
[5] J. G. M. Vander Tol, N. H. G. Baken. Correction to effective index method for rectangular dielectric waveguides[J]. Electron. Lett., 1988, 24(4): 207~208
[6] Michael Munowitz, Darid J. Vezzetti. Numerical procedures for constructing equivalent slab waveguides.An alternative approach to effective-index theory[J]. J. Lightwave Technol., 1991, 9(9): 1068~1073
[7] Karl Van De Velde, Hugo Thienpont, Roger Van Geen. Extending the effective index method for arbitrarily shaped inhomogeneous optical waveguides[J]. J. Lightwave Technol., 1988, 6(6): 1153~1159
[8] R. Scarmozzino, A. Gopinath, R. Pregla et al.. Numerical techniques for modeling guided-wave photonic devices[J]. IEEE J. Quant. Electron., 2000, 6(1): 150~162
[9] M. S. Stern. Semivectorial polarised finite difference method for optical waveguides with arbitrary index profiles[J]. IEE Proceedings, 1988, 135(2): 56~63
[13] Mordehai Heiblum. Analysis of curved optical waveguides by conformal transformation[J]. IEEE J. Quant. Electron., 1975, 11(2): 75~83