TY - JOUR T1 - Generation of radio frequency OAM radiation modes using circular time-switched and phased array antennas JO - LAPC 2012 - 2012 Loughborough Antennas and Propagation Conference PY - 2012/01/01 AU - Tennant A AU - Allen B ED - DO - DOI: 10.1109/LAPC.2012.6402972 Y2 - 2025/04/14 ER -