Superposition of nonparaxial vectorial complex-source spherically focused beams: Axial Poynting singularity and reverse propagation

FG Mitri - Physical Review A, 2016 - APS
In this work, counterintuitive effects such as the generation of an axial (ie, long the direction
of wave motion) zero-energy flux density (ie, axial Poynting singularity) and reverse (ie …

Superposition of nonparaxial vectorial complex-source spherically focused beams: Axial Poynting singularity and reverse propagation

FG Mitri - Physical Review A, 2016 - ui.adsabs.harvard.edu
In this work, counterintuitive effects such as the generation of an axial (ie, long the direction
of wave motion) zero-energy flux density (ie, axial Poynting singularity) and reverse (ie …