PH40023: Electrodynamics

PH40023
Course name	Electrodynamics
Offered by	Physics
Credits	3
L-T-P	3-0-0
Previous Year Grade Distribution
1 9 11 13 2 5 EX A B C D P F
Semester	{{{semester}}}

Syllabus

Syllabus mentioned in ERP

Review of Maxwells equations. Potential formulation, gauge transformations, Lorentz and Coulomb gauge, wave equation, electromagnetic waves. Retarded potentials, field of a uniformly moving charge, Lienard-Wiechert potentials; Radiation from oscillating electric and magnetic dipoles and antennas. Optical dispersion in materials, resonant absorption, anomalous dispersion; frequency dispersion characteristics of dielectrics, conductors and plasmas; causality in the connection between D and E, KramersâKronig relations. Maxwell field as a classical 4-vector field; electromagnetic field tensor; homogeneous Maxwell equations; Lorentz invariants; Wigner rotation and Thomas precession. Lagrangian formulation of the free Maxwell field; stress-energymomentum tensor; field angular momentum; conserved quantities; inhomogeneous Maxwell equations; 4-dimensional Greens function of the wave equation for the 4-potential in the Lorentz gauge. Radiation from accelerated charges in the comoving frame; Larmor formula; polar plots and polarization charts; radiation from relativistic charges; linear accelerator and synchrotron radiation; multipole expansion of electromagnetic fields; Cherenkov radiation; transition radiation; radiation reaction.

Time Table

Day	8:00-8:55 am	9:00-9:55 am	10:00-10:55 am	11:00-11:55 am	12:00-12:55 pm		2:00-2:55 pm	3:00-3:55 pm	4:00-4:55 pm	5:00-5:55 pm
Monday
Tuesday
Wednesday				NC443
Thursday					NC443
Friday	NC443