10.1364/OE.15.007578.m004 Andrea Alù Andrea Alù Nader Engheta Nader Engheta Media 4: Cloaking and transparency for collections of particles with metamaterial and plasmonic covers Optica Publishing Group 2007 Optics Express media oe collection transparency plasmonic Cloaking metamaterial 11 June 2007 2007-06-11 00:00:00 Media https://opticapublishing.figshare.com/articles/media/Media_4_Cloaking_and_transparency_for_collections_of_particles_with_metamaterial_and_plasmonic_covers/4936148 Originally published in Optics Express on 11 June 2007 (oe-15-12-7578)