Abstract

Oblique boundary conditions are introduced in the Fourier modal method at each slice of the staircase decomposition of an arbitrary profile of a dielectric corrugation grating. The precision and convergence improvement are demonstrated by comparison with reference methods.

© 2010 Optical Society of America

New formulation of the Fourier modal method for crossed surface-relief gratings

Lifeng Li
J. Opt. Soc. Am. A 14(10) 2758-2767 (1997)

Constrained least squares Fourier modal method for computing scattering from metallic binary gratings

Krishna Mohan Gundu and Arash Mafi
J. Opt. Soc. Am. A 27(11) 2375-2380 (2010)

Pseudo-Fourier modal analysis of two-dimensional arbitrarily shaped grating structures

Hwi Kim and Byoungho Lee
J. Opt. Soc. Am. A 25(1) 40-54 (2008)

Modal analysis and suppression of the Fourier modal method instabilities in highly conductive gratings

Nikolay M. Lyndin, Olivier Parriaux, and Alexander V. Tishchenko
J. Opt. Soc. Am. A 24(12) 3781-3788 (2007)

Fourier-matching pseudospectral modal method for diffraction gratings

Dawei Song, Lijun Yuan, and Ya Yan Lu
J. Opt. Soc. Am. A 28(4) 613-620 (2011)