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Showing 1 to 9 of 9 for “"Dyadic Green's Function"”.
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Development of the Fast Multipole Method for Stratified Medium
… of a layered medium. A symmetric form of the dyadic Green's function is derived. All image scalar Green's functions within the dyadic Green's function are factorized. The fast algorithm can be completed by implementing these factorized scalar Green's functions in the free-space fast …
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Arbitrarily Oriented Biaxially Anisotropic Media: Wave Behavior and Microstrip Antennas
… are used in the formulation of eigenvector dyadic Green's functions. These Green's functions are employed in full-wave analyses of rectangular microstrip antennas printed on biaxial substrates.</p> <p>The general characteristics of electrically biaxially anisotropic (biaxial) media are …
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A systematic computational study of cavity and waveguide quantum electrodynamics
… is presented. By utilizing the classical dyadic Green's function, the quantum many body problem of multiple atoms interacting with an arbitrary lossless electromagnetic environment is reduced to a computationally manageable size. The resulting semi-analytical formulation solves the atomic …
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A computational electromagnetic framework for waveguide quantum electrodynamics
… The essence of this framework is to use the dyadic Green's function (DGF) to obtain the local density of states (LDOS) and radiative shift of a two-level system (TLS) embedded in an arbitrary electromagnetic continuum. The dressed states of the system are also found using a method of direct …
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Computational electromagnetics for microstrip and MEMS structures
… It is based on a newly developed matrix-friendly dyadic Green's function for layered media (DGLM), which is represented in terms of only two Sommerfeld integrals and is suitable for developing fast algorithms. The path deformation technique and the multipole-based acceleration are used to expedite …
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Electrically-tunable near-field heat transfer with ferroelectric materials
… the fluctuation-dissipation theorem and the Dyadic Green's function method, the author shows via simulation that the magnitude and spectral characteristics of radiative heat transfer can be tuned via an externally applied electric field and temperature. Ways are explored to maximize the …
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Electromagnetic scattering and induction models for spheroidal geometries
… 3-D dense media scattering. By approximating the dyadic Green's function about a canonical rectilinear grid, weak interaction between spheroid far apart may be quickly approximated. Strong interactions between dielectric spheroid in close proximity are still calculated directly. Weak interactions …
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A study on computational electromagnetics problems with applications to casimir force calculations
… main subjects, the efficient calculation of the dyadic Green's function for layered media (DGLM) and the calculation of the Casimir force using computational electromagnetics (CEM). The calculation of the DGLM is desirable for many problems that involve stratified media, like the cases of the …
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DYADIC GREEN'S FUNCTIONS FOR LAYERED GENERAL ANISOTROPIC MEDIA AND THEIR APPLICATION TO RADIATION OF DIPOLE ANTENNAS
<p>In this dissertation, the dyadic Green‟s functions (DGFs) for unbounded and layered anisotropic media, with no restriction imposed on the medium property, are derived. Utilizing the obtained DGFs, the radiation problems of a Hertzian dipole and a microstrip antenna in the presence of an …