10.1364/AO.51.006799.m006 Junjie Yu Junjie Yu Changhe Zhou Changhe Zhou Wei Jia Wei Jia Anduo Hu Anduo Hu Wugang Cao Wugang Cao Jun Wu Jun Wu Shaoqing Wang Shaoqing Wang Media 6: Generation of dipole vortex array using spiral Dammann zone plates Optica Publishing Group 2012 spiral Dammann zone plates 01 October 2012 Generation media ao vortex array Applied Optics 2012-10-01 00:00:00 Media https://opticapublishing.figshare.com/articles/media/Media_6_Generation_of_dipole_vortex_array_using_spiral_Dammann_zone_plates/4898471 Originally published in Applied Optics on 01 October 2012 (ao-51-28-6799)