TY - RPRT TI - Sidelobe Reduction and Mode-Purity Enhancement of Vortex Beams from a Programmable, Rectangular Phased Array Antenna AU - Christine Chevalier AU - Ian Nemitz AU - Ryan Toonen AU - Peter Schemmel UR - https://ntrs.nasa.gov/citations/20220014978 ID - 20220014978 ER -