Propagation properties of autofocusing off-axis hollow vortex Gaussian beams in free space.
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DOI: 10.1364/oe.27.006357
Abstract: By solving the (2 + 1) dimensional Schrödinger equation in free space, we find that the autofocusing off-axis hollow vortex Gaussian beams (HVGBs) are analytically derived for the first time. The off-axis HVGBs can be… read more here.
Keywords: propagation; vortex gaussian; hollow vortex; free space ... See more keywords