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Rigorous Coupled Wave Analysis for Deep Structures with Internal Field Distribution

Publication at Faculty of Mathematics and Physics |
2017

Abstract

The rigorous coupled wave analysis is demonstrated by employing a recursive propagation algorithm based on an Airy-like internal reflection series, modified for a general cross-sectional distribution of permittivity. The method is capable of determining the electromagnetic field value at any point of the structure of any depth.

Examples of simulation are presented on a nearly sinusoidal relief grating fabricated on the top of a Ni substrate.