Minasyan, Amalya Trovato, Clément Degert, Jérôme Freysz, Eric Brasselet, Etienne Abraham, Emmanuel Visualization 1: Geometric phase shaping of terahertz vortex beams Visualization1 Originally published in Optics Letters on 01 January 2017 (ol-42-1-41) 01 January 2017;terahertz vortex beams Visualization 1;phase;Geometric;Optics Letters 2017-01-01
    https://opticapublishing.figshare.com/articles/media/Visualization_1_Geometric_phase_shaping_of_terahertz_vortex_beams/4920950
10.1364/OL.42.000041.v001