## Search

Now showing items 1-10 of 80

#### Solution of large-scale scattering problems with the multilevel fast multipole algorithm parallelized on distributed-memory architectures

(IEEE, 2007)

We present the solution of large-scale scattering problems involving three-dimensional closed conducting objects with arbitrary shapes. With an efficient parallelization of the multilevel fast multipole algorithm on ...

#### Accurate solutions of scattering problems involving low-contrast dielectric objects with surface integral equations

(Institution of Engineering and Technology, 2007)

We present the stabilization of the surface integral equations for accurate solutions of scattering problems involving low-contrast dielectric objects. Unlike volume formulations, conventional surface formulations fail to ...

#### Rigorous solutions of scattering problems involving red blood cells

(IEEE, 2010)

We present rigorous solutions of scattering problems involving healthy red blood cells (RBCs) and diseased RBCs with deformed shapes. Scattering cross-section (SCS) values for different RBC shapes and different orientations ...

#### Hierarchical parallelisation strategy for multilevel fast multipole algorithm in computational electromagnetics

(The Institution of Engineering and Technology, 2008)

A hierarchical parallelisation of the multilevel fast multipole algorithm (MLFMA) for the efficient solution of large-scale problems in computational electromagnetics is presented. The tree structure of MLFMA is distributed ...

#### Log-periodic antenna design using electromagnetic simulations

(IEEE, 2003-06)

It is essential to complement theoretical antenna design recipes with the numerical results obtained from electromagnetic simulations. As such, the benefit of such a hybrid procedure is demonstrated by using the design of ...

#### Parallel-MLFMA solutions of large-scale problems involving composite objects

(IEEE, 2012-07)

We present a parallel implementation of the multilevel fast multipole algorithm (MLFMA) for fast and accurate solutions of large-scale electromagnetics problems involving composite objects with dielectric and metallic ...

#### Modeling and synthesis of circular‐sectoral arrays of log‐periodic antennas using multilevel fast multipole algorithm and genetic algorithms

(Wiley-Blackwell Publishing, Inc., 2007-06-17)

Circular‐sectoral arrays of log‐periodic (LP) antennas are presented for frequency‐independent operation and beam‐steering capability. Specifically, nonplanar trapezoidal tooth LP antennas are considered in a circular array ...

#### Computational analysis of complicated metamaterial structures using MLFMA and nested preconditioners

(IEEE, 2007-11)

We consider accurate solution of scattering problems involving complicated metamaterial (MM) structures consisting of thin wires and split-ring resonators. The scattering problems are formulated by the electric-field ...

#### Efficient solution of the electric-field integral equation using the iterative LSQR algorithm

(Institute of Electrical and Electronics Engineers, 2008)

In this letter, we consider iterative solutions of the three-dimensional electromagnetic scattering problems formulated by surface integral equations. We show that solutions of the electric-field integral equation (EFIE) ...

#### Solution of extremely large integral-equation problems

(IEEE, 2007)

We report the solution of extremely large integral-equation problems involving electromagnetic scattering from conducting bodies. By orchestrating diverse activities, such as the multilevel fast multipole algorithm, iterative ...