Low-cost quasi-global optimization of expensive electromagnetic simulation models by inverse surrogates and response features

S Koziel, A Pietrenko-Dabrowska - Scientific Reports, 2022 - nature.com
Conceptual design of contemporary high-frequency structures is typically followed by a
careful tuning of their parameters, predominantly the geometry ones. The process aims at …

A truly exact perfect absorbing layer for time-harmonic acoustic wave scattering problems

Z Yang, LL Wang, Y Gao - SIAM Journal on Scientific Computing, 2021 - SIAM
In this paper, we design a truly exact perfect absorbing layer (PAL) for domain truncation of
the two-dimensional Helmholtz equation in an unbounded domain with bounded scatterers …

Analysis of magnetic fluid heat transfer in biological tissues subjected to a semi-infinite region by artificial boundary method

C Bao, L Liu, J Zhu, L Feng, C Xie - International Journal of Heat and Mass …, 2024 - Elsevier
This paper introduces modifications to the classical Pennes' equation through the Cattaneo
correction and considers the influence of a magnetic field on the heat generation of the fluid …

Study on the integrated calculation method of fluid–structure interaction vibration, acoustic radiation, and propagation from an elastic spherical shell in ocean acoustic …

H Huang, MS Zou, LW Jiang - Ocean Engineering, 2019 - Elsevier
A modeling method based on the wave superposition method is studied in this paper.
Different underwater acoustic propagation models are used in the near and far field. Taking …

Efficient Two-Stage Optimization for Enhanced Broadband Absorption of Higher-Order PML

KL Li, Y Zhang, Z Wang, X Chen - IEEE Antennas and Wireless …, 2024 - ieeexplore.ieee.org
The development and application of the higher-order perfectly matched layer (HO-PML)
often suffer from inadequate absorption performance due to empirically chosen PML …

Study of integrated calculation method of fluid-structure coupling vibrations, acoustic radiation, and propagation for axisymmetric structures in ocean acoustic …

H Huang, MS Zou, LW Jiang - Engineering Analysis with Boundary …, 2019 - Elsevier
Based on a combination of the finite element method and wave superposition method (FEM-
WSM), an integrated calculation method of fluid-structure coupling vibrations, acoustic …

Optimized CPML for Emulating Electromagnetic Absorbers in Simulations and Its Optimization Utilizing Artificial Neural Network

KL Li, X Ba, Y Zhang, Z Wang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
To avoid the complex and resource-intensive electromagnetic absorber (EMA) modeling
and simulation, this letter proposes to use the convolutional perfectly matched layer (CPML) …

Study on calculation methods for acoustic radiation of axisymmetric structures in finite water depth

H Huang, MS Zou, LW Jiang - Journal of Fluids and Structures, 2020 - Elsevier
In this paper, a kind of FEM–WSM (Finite Element Method–Wave​ Superposition Method) is
used to calculate the acoustic radiation of axisymmetric structures in finite water depth. FEM …

Tunable plasmonic effects arising from metal–dielectric nanorods

YFC Chau, CT Chou Chao, HJ Huang, RC Lim… - Applied Optics, 2019 - opg.optica.org
We have investigated the plasmonic effects in a two-dimensional periodic array of
metallodielectric nanorods with and without the rotational angle, in which the integration of …

WideBand CPML Optimization Using Artificial Bees Algorithm

M Taslimi, A Ebrahimzade, B Zakeri… - Radar, 2022 - radar.ihu.ac.ir
FDTD (Finite Difference Time Domain) numerical method is capable of modeling complex
electromagnetic phenomena by calculating electric and magnetic fields using Yee's …