| Code: | F 414 |
| Department: | Department of Theoretical Physics |
| Course director: | Zsuzsanna Varga |
| Credits: | 5 |
| Semester: | 4th |
| Hours/week: | 3+2 |
| Prerequisities: | Theoretical Mechanics 1. |
| Type of assessment: | K, G |
Course description:
The problem of the reference system
in classical mechanics and in electrodynamics. Einstein's postulates of
the theory of relativity, Lorentz transformation; Minkowski space, relativistic
dynamics. Four-potential, the Lagrange function and the equation of motion
of a charged particle in an external field. Field tensor and the Maxwell
equations. Gauge invariance. Energy and momentum theorem, energy-momentum
tensor. Static field, Poisson equation, multipole momenta. Magnetic field
of stationary currents, magnetic momentum. Wave equation and plane wave
solutions; spectral analysis. Polarisation properties of electromagnetic
waves; Stoke's parameters. Retarded potentials, radiation field of localized
charge distribution; dipole radiation, multipole radiation. The field of
an arbitrarily moving point charge, Lienard-Wiechert potentials and the
field strengths; The radiated power; the problem of radiation reaction.
Recommended Texts:
Table of Courses |