Jabir, M. V.; Apurv Chaitanya, N.; Aadhi, A.; Samanta, Goutam Kumar
(Cornell University Library, 2016-01)
The perfect vortex is a new class of optical vortex beam having ring radius independent of its topological charge (order). One of the simplest techniques to generate such beams is the Fourier transformation of the Bessel-Gauss ...