10.1364/OE.15.003318.m008 Andrea Alù Andrea Alù Nader Engheta Nader Engheta Media 8: Plasmonic materials in transparency and cloaking problems: mechanism, robustness, and physical insights Optica Publishing Group 2007 insight cloaking problems media oe material robustness mechanism Optics Express transparency Plasmonic 19 March 2007 2007-03-19 00:00:00 Media https://opticapublishing.figshare.com/articles/media/Media_8_Plasmonic_materials_in_transparency_and_cloaking_problems_mechanism_robustness_and_physical_insights/4937498 Originally published in Optics Express on 19 March 2007 (oe-15-6-3318)