Title :
Vortices in Helico-Conical beam and fractional vortex beam
Author :
Singh, Brajesh Kumar ; Mehta, D.S. ; Senthilkumaran, P.
Author_Institution :
Dept. of Phys., Indian Inst. of Technol., New Delhi, New Delhi, India
Abstract :
The evolution of chain of uni-polar vortices in propagation of Helico-Conical beam plays an important role in shaping the helical amplitude profile in focal volume. This evolution is compared with that of fractional vortex beam.
Keywords :
focal planes; laser beams; optical vortices; focal volume; fractional vortex beam; helical amplitude profile; helico-conical beam; unipolar vortices; Arrays; Gratings; Stability analysis; Diffraction grating; Laser beam shaping; Singular optics;
Conference_Titel :
Recent Advances in Photonics (WRAP), 2013 Workshop on
Conference_Location :
New Delhi
Print_ISBN :
978-1-4799-4864-2
DOI :
10.1109/WRAP.2013.6917623
