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  • 10:46 AM, Friday, 24 Jan 2020

Course Postgraduate
Semester Sem. I
Subject Code AVR611
Subject Title Advanced Electromagnetic Engineering


Introduction to waves: The wave equation, waves in perfect dielectrics, lossy matter, reflection of waves, transmission line concepts, waveguide and resonator concepts, radiation and antenna concepts.

Theorems and concepts: Duality, uniqueness, image theory, the equivalence principle, induction theorem, reciprocity theorem, Green’s function and integral equation.

Plane wave functions: The wave function, plane waves, rectangular waveguide and cavity, partially filled waveguide, dielectric slab waveguide, surface guided waves, currents in waveguides.

Cylindrical wave function: the wave function, circular waveguide and cavity, radial waveguides, source of cylindrical waves, wave transformations, scattering by cylinders and wedges, apertures in cylinders and wedges.

Spherical wave function: the wave function, spherical cavity, space as waveguide, source of spherical waves, scattering by sphere, apertures in sphere.

Perturbation and variational techniques: Introduction, perturbation of cavity walls, cavity material perturbation, stationary formula for cavity, Ritz procedure, reaction concept, stationary formulas for waveguide, impedance and scattering.

Microwave Networks: Modal expansion in waveguides, Network concepts, One- and two- port network representation, obstacles and posts in waveguides, diaphragms in waveguides, waveguide junctions, waveguide feeds, excitation of apertures, modal expansion in cavities, probes in cavities, aperture coupling to cavities.

Text Books

1. R. F. Harrington, Time Harmonic Electromagnetic Fields, Wiley Interscience, IEEE Press (2001).

2. C. A. Balanis, Advanced Electromagnetic Engineering, John Wiley & Sons, (1989).

3. R. E. Collin, Field Theory of Guided Waves, 2nd Ed, Wiley Interscience, IEEE Press, (1991).


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