Surface plasmon polariton compression through radially and linearly polarized source Zaccaria, Remo Proietti ; de Angelis, Francesco ; Toma, Andrea ; Razzari, Luca ; Alabastri, Alessandro ; Das, Gobind ; Liberale, Carlo ; di Fabrizio, Enzo Abstract Publication: Optics Letters Pub Date: February 2012 DOI: 10.1364/OL.37.000545 Bibcode: 2012OptL...37..545Z