Formulation of the twisted-light--matter interaction at the phase singularity: beams with strong magnetic fields

G. F. Quinteiro, D. E. Reiter, T. Kuhn

The formulation of the interaction of matter with singular light fields needs special care. In a recent article [Phys.~Rev.~A {\bf 91}, 033808 (2015)] we have shown that the Hamilt…