Title :
Plasmonic oligomers: The role of individual particles in collective behavior
Author :
Hentschel, Mario ; Liu, Na ; Dregely, Daniel ; Giessen, Harald
Author_Institution :
Phys. Inst. & Res. Center SCoPE, Univ. of Stuttgart, Stuttgart, Germany
Abstract :
We demonstrate the transition from isolated to collective optical modes in plasmonic oligomers. Specifically, we investigate the resonant behavior of planar plasmonic hexamers and heptamers with gradually decreasing the inter-particle gap separation.
Keywords :
gold; lattice dynamics; nanoparticles; organic compounds; plasmonics; surface plasmon resonance; Au; collective behavior; collective optical modes; individual particles; interparticle gap separation; isolated optical modes; planar plasmonic hexamers; plasmonic oligomers; Metamaterials; Nanoparticles; Optical imaging; Optical polarization; Optical switches; Plasmons;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
