Minimizing the reflection of waves by surface impedance using boundary elements and global optimization

DOI10.1016/0165-2125(88)90021-2zbMath0637.73023OpenAlexW2044255203MaRDI QIDQ1098669

Thomas J. Bridges, Jian Xin Zhou, Goong Chen

Publication date: 1988

Published in: Wave Motion (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0165-2125(88)90021-2

zbMATH Keywords

boundary element methodapproximate distributions of the boundary impedanceglobal optimization algorithmsHelmholtz partial differential equationminimizing the scattered field intensitynearly global minimum solutionsshapes which minimize the reflected field intensity

Mathematics Subject Classification ID

Optimality conditions for problems involving partial differential equations (49K20) Numerical optimization and variational techniques (65K10) Wave scattering in solid mechanics (74J20) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Hydro- and aero-acoustics (76Q05) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

Related Items (1)

High-frequency diffraction of a electromagnetic plane wave by an imperfectly conducting rectangular cylinder

Cites Work

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• Minimizing the reflection of electromagnetic waves by surface impedance
• Optimal boundary impedance for the minimization of reflection: (I) Asymptotic solutions by the geometrical optics method
• Diffraction by a semi-infinite metallic sheet

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