10 likes | 102 Views
E. 200 nm. Self assembly of nanoshell clusters. Concept. Separation (~2nm). Polymer nanoshell functionalization. Bare nanoshells in water. Three nanoshells in droplet. The magnetic resonance can be modeled as the LC resonance of a circuit. Drying droplet.
E N D
E 200 nm Self assembly of nanoshell clusters Concept Separation (~2nm) Polymer nanoshell functionalization Bare nanoshells in water Three nanoshells in droplet The magnetic resonance can be modeled as the LC resonance of a circuit Drying droplet Optics on a Nanoscale Using Polaritonic and Plasmonic Materials (NSF NIRT 0709323) Andrey Chabanov1, Federico Capasso2, Vinothan Manoharan2, Michael Spencer3, Gennady Shvets4, Christian Zorman5 1University of Texas-San Antonio, 2Harvard University, 3Cornell University, 4University of Texas-Austin, 5Case Western Reserve University Pitch=6 μm, Length=3.8 μm, Width=1.6 μm, SiC thickness = 600 nm With I. Brenner, M. Sinclair, G. Ten Eyck λ/2 Plasmonic antenna: ε = -67+8i “metal”, ε< 0 ε>> 1 COMSOL MultiPhysics Dielectric antenna: ε = 92.1+10i E field along long axis . . . . . . . . . 3λ/2 Plasmonic antenna: ε = -14+0.7i Title of Research or Title of NSF Grant, if applicable (typically 72-pt font) (IGrant type, such as NIRT, NSEC, etc. and Grant number, if applicable) Author List, Affiliations Sub-λ mid-infrared SiC antennas Self-assembled nanoshell trimers: a model system for magnetic resonance engineering Scattering spectroscopy of nanoshell trimers Electrostatic simulations of trimer’s modes Scattering spectroscopy of nanoshell trimers Theory Experiment Single nanoshell on substrate Single nanoshell POSSIBLE APPLICATIONS: • Biological and Chemical Sensing • IR Light Harvesting for Thermo-photovoltaics • Novel Thermal Emitters of Tunable IR Radiation Experiment Theory Theory