The solution of the scalar wave equation in the parabolic approximation is considered
through the finite-difference and the Fourier-transform (ie, beam propagation method) …

It is shown that suitable modifications of the free-space-propagation operator in the standard
fast-Fourier-transform beam propagation procedure yield a far more rapid code in the …

We present a new approach to the computation of an electrical field propagating in a
dielectric structure. We use the Green's-function technique to compute an exact solution of …

A guide to electric field propagation techniques for guided-wave optics Page 1 Optical and
Quantum Electronics 26 (1994) S185-S197 INVITED PAPER A guide to electric field propagation …

A novel device that converts the order of modes in an integrated-optic multimode waveguide
was proposed and fabricated. The device consists of two mode splitters and tapered …

The alternating direction implicit (ADI) method is applied to the analysis of three-dimensional
optical fibre waveguides. It is numerically demonstrated that the ADI method offers higher …

2 Xu and Huang optics by Feit and Fleck in 1978 to calculate the mode properties of optical
fibers|[1-3]. Since then many other waveguiding structures such as tapers and Y-junctions [4 …

An efficient and simple explicit finite difference beam propagation method (EFD-BPM)
incorporating nonuniform mesh is described. The criteria for stability are developed, and it is …

We derive and examine a new nonparaxial wide-angle equation for unidirectional light
propagation. We then develop a rapid unitary solution procedure utilizing both the split-step …

The generalized Douglas scheme for variable coefficients is applied to the propagating
beam analysis. Once the alternating direction implicit method is used, the truncation error is …