[图书][B] MATLAB-based finite element programming in electromagnetic modeling

Ö Özgün, M Kuzuoğlu - 2018 - taylorfrancis.com
This book is a self-contained, programming-oriented and learner-centered book on finite
element method (FEM), with special emphasis given to developing MATLAB® programs for …

Coordinate transformation aided finite element method for contour detection of breast tumors in microwave imaging

O Ozgun, M Kuzuoglu - International Journal for Numerical …, 2018 - Wiley Online Library
A coordinate transformation based finite element method is presented for detecting contours
of breast cancer tissues in the context of microwave imaging. The geometry and location of a …

Finite element time-domain body-of-revolution Maxwell solver based on discrete exterior calculus

DY Na, BHV Borges, FL Teixeira - Journal of Computational Physics, 2019 - Elsevier
We present a finite-element time-domain (FETD) Maxwell solver for the analysis of body-of-
revolution (BOR) geometries based on discrete exterior calculus (DEC) of differential forms …

Modeling and optimization of photonic crystal devices based on transformation optics method

Y Cao, J Xie, Y Liu, Z Liu - Optics Express, 2014 - opg.optica.org
In this paper, we propose a method for designing Photonic Crystal (PhC) devices that
consist of dielectric rods with varying size. In the proposed design method, PhC devices are …

Cartesian grid mapper: transformation media for modeling arbitrary curved boundaries with Cartesian grids

O Ozgun, M Kuzuoglu - IEEE Antennas and Wireless …, 2014 - ieeexplore.ieee.org
A transformation electromagnetics-based approach is presented to facilitate the use of fixed
Cartesian grids for modeling arbitrarily shaped (convex or nonconvex) curved boundaries in …

Combining perturbation theory and transformation electromagnetics for finite element solution of Helmholtz-type scattering problems

M Kuzuoglu, O Ozgun - Journal of Computational Physics, 2014 - Elsevier
A numerical method is proposed for efficient solution of scattering from objects with weakly
perturbed surfaces by combining the perturbation theory, transformation electromagnetics …

Implementation of coordinate transformations in periodic finite‐element method for modeling rough surface scattering problems

O Ozgun, M Kuzuoglu - … of RF and Microwave Computer‐Aided …, 2016 - Wiley Online Library
The coordinate transformation technique (with its current name of transformation
electromagnetics) is applied to the finite‐element method (FEM) with periodic boundary …

Remesh-free shape optimization by transformation optics

O Ozgun, M Kuzuoglu - IEEE Transactions on Antennas and …, 2016 - ieeexplore.ieee.org
A remesh-free numerical method is developed for shape optimization problem by combining
the transformation optics approach, the finite element method, and the genetic optimization …

A coordinate transformation approach for efficient repeated solution of Helmholtz equation pertaining to obstacle scattering by shape deformations

O Ozgun, M Kuzuoglu - Computer Physics Communications, 2014 - Elsevier
A computational model is developed for efficient solutions of electromagnetic scattering from
obstacles having random surface deformations or irregularities (such as roughness or …

Monte Carlo simulations of Helmholtz scattering from randomly positioned array of scatterers by utilizing coordinate transformations in finite element method

O Ozgun, M Kuzuoglu - Wave Motion, 2015 - Elsevier
Electromagnetic scattering from randomly distributed array of scatterers is numerically
analyzed by Monte Carlo simulations by utilizing coordinate transformations in the context of …