electromagnetics content 2

1 Macroscopic Electrodynamics II Physics 5331 Syllabus 7. Time Varying Fields II Magnetization and bulk motion Conservation of energy; energy flux Conservation of momentum; Maxwell stress tensor Conservation of angular momentum; shear tensor Viewpoint on effective conservation laws for macroscopic media Maxwell stress tensor example Lienard-Wiechart potentials Green function for half-infinte geometry Discrete transformation properties of electromagnetic quantities 8. Plane Electromagnetic Waves and Propagation in Matter Plane waves in dielectric media Reflection and refraction of plane waves from dielectric interfaces I: E! polarization Reflection and refraction of plane waves from dielectric interfaces II: B! polarization Brewster's angle and total internal reflection Simple model for constitutive relations Model applications to plasmas, metals and dielectrics Kramers-Kronig relations Dispersion in one-dimension: theory and example 9. Wave Guides and Resonant Cavities Boundary conditions near an imperfect conductor General considerations for wave guides of arbitrary cross section Example: rectangular waveguide modes Power loss in waveguides: power method Power loss in waveguides: perturbation of boundary conditions Rectangular resonant cavity Eigenmode expansion for spherical resonant cavity Energy loss and frequency shift in resonators Orthogonality properties for wave guide eigenfunctions Reflection and impedance properties of thin diaphragms in waveguides Variational examples: thin diaphragms in rectangular waveguides2 10. Radiation of Systems and Point Particles; Scattering EM radiation of systems: harmonic formalism EM radiation of systems: real source formalism Frequency distribution of radiated power Physical interpretation of multipole expansion approximation Dipole and quadrupole contributions to radiated power Point particle radiations: Larmor and Lienard results Synchrotron radiation from periodic trajectories: general considerations Synchrotron radiation from circular periodic motion Definition of polarized scattering cross sections Kirchhoff identity for scattering Conducting sphere: short wavelength scattering Optical theorem Conducting sphere: partial wave techniques 11. Relativistic Formulations of Electrodynamics The exact relativistic transformation and covariant notation Relativistic form of Maxwell's equations The "light cone" Invariance properties of Lorentz transformations Energy/momentum aspects of Lorentz transformations Relativistic kinematics in the context of linear and circular particle accelerators Relativistic Lagrangian for electrodynamics Covariant form of the energy-momentum tensor 12. Feynman Wheeler Theory of Radiation Resistance Background Feynmann propagator Radiation reaction calculation Comments Adios! References for Ch.12