10.1364/OE.14.003039.m002 Kevin O’Holleran Kevin O’Holleran Miles J. Padgett Miles J. Padgett Mark R. Dennis Mark R. Dennis Media 2: Topology of optical vortex lines formed by the interference of three, four, and five plane waves Optica Publishing Group 2006 Optics Express 03 April 2006 media oe interference plane waves vortex lines Topology 2006-04-03 00:00:00 Media https://opticapublishing.figshare.com/articles/media/Media_2_Topology_of_optical_vortex_lines_formed_by_the_interference_of_three_four_and_five_plane_waves/4935677 Originally published in Optics Express on 03 April 2006 (oe-14-7-3039)