Quasi–modes of a weakly curved waveguide

DOI10.1098/rspa.2003.1141zbMath1092.78009OpenAlexW2001580001MaRDI QIDQ3043405

Dmitri Gridin, Richard V. Craster

Publication date: 6 August 2004

Published in: Proceedings of the Royal Society of London. Series A: Mathematical, Physical and Engineering Sciences (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1098/rspa.2003.1141

zbMATH Keywords

asymptoticsguided wavesperturbation methodsWKBJ methodquasi-modesslowly varying waveguide

Mathematics Subject Classification ID

Asymptotic expansions of solutions to PDEs (35C20) Hydro- and aero-acoustics (76Q05) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Antennas, waveguides in optics and electromagnetic theory (78A50)

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