Conserved current

Related lectures (21)

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Covers the fundamentals of quantum physics, including commutation relations and time evolution operators.

Explores conformal transformations, stress tensor, and correlation functions in conformal field theory.

Explores symmetries, conservation laws, and their role in physics.

Explores complex scalar fields under SU(2) symmetry and Noether's current computation.

Explores Noether's currents, symmetry transformations, mass terms, angular momentum, and Lorentz invariance in Dirac theory.

Explores work, kinetic energy, forces, and energy conservation in mechanical systems.

Explores the Heisenberg representation of a free massive real scalar field and the time independence of Noether charges.

Explores Goldstone bosons and the Higgs mechanism, revealing how spontaneous symmetry breaking generates mass for gauge bosons.

Covers exercises on ladder operators, Lorentz invariance, Noether charges, and custodial symmetry in quantum field theory.

Covers diffusion on an infinite domain using Green's method and emphasizes finding steady-state solutions and conservation of material.