Field Theory

30 Março 2022, 11:00 • Luís Bento

Action invariance under translations and Lorentz group transformations. Energy-momentum and Lorentz group charge conservation laws. Spin densities of free spinor and vector-electromagnetic fields. Energy-momentum tensor of real scalar, spinor and electromagnetic fields. Symmetrization of the electromagnetic energy-momentum tensor including interaction with a charge current density. Electromagnetic energy and momentum balance equations.