Author:Vasilyeu, R; Dudley, Angela L; Khilo, N; Forbes, ADate:Dec 2009The authors report the first experimental generation of the superposition of higher-order Bessel beams, by means of a spatial light modulator (SLM) and a ring slit aperture. They present illuminating a ring slit aperture with light which has ...Read more
Author:Dudley, Angela LDate:Jan 2012The work presented in this thesis is centred on the generation of superimposed optical fields which each carry orbital angular momentum (OAM) and the development of OAM measurement techniques. Optical fields which carry OAM have found ...Read more