2 papers
hep-th2005
Conservation of Helicity and SU(2) Symmetry in First Order Scattering
A. Albaid, M. S. Shikakhwa
The structure of the spin interaction operator (SI) (the interaction that remains after space variables are integrated out) in the first order S-matrix element of the elastic scatt…
hep-th2004
Dirac Particle in an Aharonov-Bohm Potential: The Structure of the First Order S-matrix
M. S. Shikakhwa
The structure of the interaction Hamiltonian in the first order matrix element of a Dirac particle in an Aharonov-Bohm (AB) field is analyzed and shown to have interesting alge…