Application of volume discretization methods to oblique scattering from high-contrast penetrable cylinders
Abstract
Two triangular-cell volume discretization methods for oblique scattering from heterogeneous, penetrable cylinders are shown to maintain their accuracy and ease of applicability when applied to high-contrast scatterers. The first method is an integral equation formulation; the second is a differential equation formulation incorporating an exact radiation boundary condition. For a cylinder aligned parallel to the z-axis, the primary unknowns in both procedures are the z-components of the electric and magnetic fields. Potential applications include electromagnetic penetration into biological tissue and scattering from radar absorbing materials.
- Publication:
-
IEEE Transactions on Microwave Theory Techniques
- Pub Date:
- April 1994
- DOI:
- 10.1109/22.285080
- Bibcode:
- 1994ITMTT..42..686P
- Keywords:
-
- Differential Equations;
- Electromagnetic Scattering;
- Integral Equations;
- Antiradar Coatings;
- Boundary Conditions;
- Electric Fields;
- Magnetic Fields;
- Penetration;
- Tissues (Biology);
- Communications and Radar