Advanced Quantum Mechanics |
Contents
INTRODUCTION | 4 |
Lorentz Invariance of the Dirac Equation | 8 |
Elementary Solutions | 14 |
16 other sections not shown
Other editions - View all
Common terms and phrases
A₁ absorption operators amplitude anticommuting atom calculation classical commutation laws commutation rules covariant cross-section defined Dirac equation divergent E₁ effect electrons and positrons emission energy equation of motion external potential factor Feynman field equations field operators field theory finite formula frequency function given gives grad graphs Hamiltonian Hence Hermitian conjugate initial and final integral Interaction Representation invariant Lagrangian Lamb shift line-shift Lorentz M₂ matrix element Maxwell field mc˛ non-relativistic normal constituents one-electron one-particle P₁ pair particles photon Phys physical polarization positron probability amplitude problem quantized quantum electrodynamics quantum theory radiation interaction radiative corrections relativistic renormalization result satisfies scattering Schrodinger Schwinger space-time spin spinor Spur term tion transition U₁ U₂ vacuum vacuum expectation value variation vector wave-function write x₁ zero μ˛