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Green Function for Spin 1/2 particle in a Coulomb + Scalar Potential

Arvind Narayan Vaidya, Luiz Eduardo Silva Souza

hep-tharXiv:hep-th/0203133

Abstract

We calculate the Green function for the Dirac equation describing a spin 1/2 particle in the presence of a potential which is a sum of the Coulomb potential VC=-A1/r and a Lorentz scalar potential VS=-A2/r. The bound state spectrum is obtained.

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