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Publikováno v:
IEEE Transactions on Antennas and Propagation. 42:827-832
The propagation of current on a thin, straight wire in an infinite chiral medium is examined by solution of the integral equation for an infinite wire and also from the moment-method solution for a long wire of finite length. The current on the infin
Publikováno v:
Microwave and Optical Technology Letters. 5:101-107
Extension and application of the NEC (numerical electromagnetics code) thin-wire model to a wire dipole in an infinite chiral medium and vertically oriented near an interface between a free space and a chiral half space is described. This particular
Publikováno v:
Journal of Electromagnetic Waves and Applications. 6:431-444
This paper addresses the problem of a thin loop antenna of arbitrary radius radiating in an infinitely extending chiral medium. The integral equation for the problem has been formulated and solved using Numerical Electromagnetics Code modified accord
Autor:
E.K. Miller, G.J. Burke
Publikováno v:
Computer Physics Communications. 68:43-75
All of electromagnetics, whether measurement, analysis, or computation, may be regarded as activities of information acquisition, processing, and presentation. It is relevant to mention the information-intensive nature of electromagnetics, because th
Publikováno v:
Computer Physics Communications. 68:126-144
The concept of analytical continuation is utilized to generate the electromagnetic response over a wide frequency band. The problem of interest is TM scattering from a conducting cylinder. A method of moment formulation is utilized to generate inform
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 39:682-687
Cauchy's technique for interpolating a rational function from samples of frequency responses and/or their derivatives is investigated. This technique can be used to speed up the numerical computations of parameters, including input impedance and RCS
Publikováno v:
Journal of Electromagnetic Waves and Applications. 5:653-663
In this paper, the concept of analytical continuation is utilized to generate the electric field over a wide frequency band. The problem of interest is TM scattering from a conducting cylinder. A method of moments formulation is utilized to generate
Publikováno v:
Optics letters. 31(9)
A multiresolution direct binary search iterative procedure is used to design small dielectric irregular diffractive optical elements that have subwavelength features and achieve near-field focusing below the diffraction limit. Designs with a single f
Publikováno v:
IEEE/ACES International Conference on Wireless Communications and Applied Computational Electromagnetics, 2005..
Stepped aperiodic waveguide structures are designed for mode conversion by numerical optimization coupled with a mode matching solver. Several configurations and design goals are evaluated for performance and dimensional tolerances. Results are valid