Time-Harmonic Acoustic Scattering from a Nonlocally Perturbed Trapezoidal Surface

DOI10.1137/18M1216195zbMath1423.76404arXiv1903.07369OpenAlexW2921315569WikidataQ127701381 ScholiaQ127701381MaRDI QIDQ5230599

Wangtao Lu, Guanghui Hu

Publication date: 28 August 2019

Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1903.07369

zbMATH Keywords

Helmholtz equationSommerfeld radiation conditionnonlocal perturbationperfectly matched layermode matching methodtrapezoidal surface

Mathematics Subject Classification ID

Numerical methods for integral equations (65R20) Hydro- and aero-acoustics (76Q05) Finite element methods applied to problems in fluid mechanics (76M10) Variational methods for second-order elliptic equations (35J20)

Related Items (4)

Elastic scattering from rough surfaces in three dimensions ⋮ A Highly Accurate Perfectly-Matched-Layer Boundary Integral Equation Solver for Acoustic Layered-Medium Problems ⋮ Mathematical Analysis of Wave Radiation by a Step-Like Surface ⋮ Numerical Analysis of Resonances by a Slab of Subwavelength Slits by Fourier-Matching Method

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