paper

Hamiltonian Flow Equations for a Dirac Particle in an External Potential

arXiv:hep-th/9712203 · doi:10.1016/S0370-2693(98)00417-1

Abstract

We derive and solve the Hamiltonian flow equations for a Dirac particle in an external static potential. The method shows a general procedure for the set up of continuous unitary transformations to reduce the Hamiltonian to a quasidiagonal form.

6 pages

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