Classical Fields and Electrodynamics
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Classical Lagrangian for a discrete system, Lagrangian density for a field
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Hamilton's
variational principle, Lorentz invariance, time & space reversal
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Covariant field theory, tensors, scalar fields and the four-vector potential
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The Lorentz force, charged particle interaction, antisymmetric field tensor
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Lagrangian density for a free vector field;
Maxwell
equations for E and B
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Gauge invariance, the Lorenz gauge, charge conservation, four-currents
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Canonical stress tensor; conserved, traceless & symmetric stress tensor
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Particle and field energy-momentum & angular momentum conservation
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Solving Maxwell's equations; Green functions for
Laplacian, d'Alembertian
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Liénard-Wiechert potential;
velocity, acceleration fields for moving charge
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Radiation theory; velocity and acceleration fields in terms of
E & B
and π
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Non-relativistic Larmor formulæ
and relativistic Liénard radiation formula
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Linear & circular accelerated motion; radiation in
constant magnetic field
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Angular distribution of relativistic radiation;
electric & magnetic elements
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Introduction to radiation damping; decay of the radius for a circular orbit
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Envoi: quantum electrodynamics and chromodynamics; electroweak field
Recommended material
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Classical Electrodynamics, J. David Jackson,
John Wiley (3rd edition) 1998
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Classical Theory of Fields, E. M. Lifshitz and L. D. Landau,
Pergamon, 1962
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Classical Field Theory, Francis E. Low, John Wiley (1st edition) 1997
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Introduction to Electrodynamics, David J. Griffiths, Prentice-Hall, 1999
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Web Physics 120, 121, 124:
www.slac.stanford.edu/~mpeskin/#courses/
CFT pdf files
This Web page http://www.maths.tcd.ie/~nhb/432.php
updated 2009-04-29
by
Nigel Buttimore
< mathdep@maths.tcd.ie >