Title of Research or Title of NSF Grant, if applicable (typically 72-pt font) ( IGrant type, such...
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Title of Research or Title of NSF Grant, if applicable (typically 72- Title of Research or Title of NSF Grant, if applicable (typically 72- pt font) pt font) (IGrant type, such as NIRT, NSEC, etc. and Grant number, if (IGrant type, such as NIRT, NSEC, etc. and Grant number, if applicable) applicable) Author List, Affiliations Author List, Affiliations Optics on a Nanoscale Using Polaritonic and Plasmonic Materials Optics on a Nanoscale Using Polaritonic and Plasmonic Materials (NSF NIRT 0709323) (NSF NIRT 0709323) Andrey Chabanov Andrey Chabanov 1 1 , Federico Capasso , Federico Capasso 2 2 , Vinothan Manoharan , Vinothan Manoharan 2 2 , Michael Spencer , Michael Spencer 3 3 , Gennady Shvets , Gennady Shvets 4 4 , , Christian Zorman Christian Zorman 5 5 1 1 University of Texas-San Antonio, University of Texas-San Antonio, 2 2 Harvard University, Harvard University, 3 3 Cornell University, Cornell University, 4 4 University of Texas-Austin, University of Texas-Austin, 5 5 Case Western Reserve University Case 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 Dielectric antenna: ε = 92.1+10i 3 λ /2 Plasmonic antenna: ε = -14+0.7i . . . . . . . . . E field along long axis COMSOL MultiPhysics POSSIBLE APPLICATIONS: • Biological and Chemical Sensing • IR Light Harvesting for Thermo-photovoltaics • Novel Thermal Emitters of Tunable IR Radiation Sub- Sub- λ λ mid-infrared SiC antennas mid-infrared SiC antennas Self-assembled nanoshell trimers: Self-assembled nanoshell trimers: a model system for magnetic a model system for magnetic resonance engineering resonance engineering Separation (~2nm) Concept The magnetic resonance can be modeled as the LC resonance of a circuit Bare nanoshells in water Polymer nanoshell functionaliza tion Three nanoshells in droplet Drying droplet Self assembly of nanoshell clusters Scattering spectroscopy of nanoshell trimers Electrostatic simulations of trimer’s modes 200 nm E 800 1000 1200 1400 In te n sity (a .u .) W a ve len g th (n m ) p -po larizatio n s-p o lariza tio n Scattering spectroscopy of nanoshell trimers 800 1000 1200 1400 p -p o la rization s-p o la riza tio n In te n sity (a .u .) W a velen g th (n m ) Experimen t Theory 600 800 1000 1200 1400 W a ve le ng th (n m ) M agnetic D ip o le m om ent 600 800 1000 1200 1400 In te n sity (a .u .) W a ve le n g th (n m ) 600 800 1000 1200 1400 In te n sity (a .u .) W a ve len gth (n m ) Experimen t Theory Theory Single nanoshell Single nanoshell on substrate
description
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. - PowerPoint PPT Presentation
Transcript of Title of Research or Title of NSF Grant, if applicable (typically 72-pt font) ( IGrant type, such...
Title of Research or Title of NSF Grant, if applicable (typically 72-pt font)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)(IGrant type, such as NIRT, NSEC, etc. and Grant number, if applicable)
Author List, AffiliationsAuthor List, Affiliations
Optics on a Nanoscale Using Polaritonic and Plasmonic MaterialsOptics on a Nanoscale Using Polaritonic and Plasmonic Materials(NSF NIRT 0709323)(NSF NIRT 0709323)
Andrey ChabanovAndrey Chabanov11, Federico Capasso, Federico Capasso22, Vinothan Manoharan, Vinothan Manoharan22, Michael Spencer, Michael Spencer33, Gennady Shvets, Gennady Shvets44, Christian Zorman, Christian Zorman55
11University of Texas-San Antonio, University of Texas-San Antonio, 22Harvard University, Harvard University, 33Cornell University, Cornell University, 44University of Texas-Austin, University of Texas-Austin, 55Case Western Reserve University Case Western Reserve University
Pitch=6 μm, Length=3.8 μm, Width=1.6 μm, SiC thickness = 600 nmWith I. Brenner, M. Sinclair, G. Ten Eyck
λ /2 Plasmonic antenna: ε = -67+8i
“metal”, ε < 0 ε >> 1
Dielectric antenna: ε = 92.1+10i
3λ /2 Plasmonic antenna: ε = -14+0.7i
. . . . . . . . .
E field along long axis
COMSOL MultiPhysics
POSSIBLE APPLICATIONS:
• Biological and Chemical Sensing
• IR Light Harvesting for Thermo-photovoltaics
• Novel Thermal Emitters of Tunable IR Radiation
Sub-Sub-λλ mid-infrared SiC antennas mid-infrared SiC antennas Self-assembled nanoshell trimers: a model Self-assembled nanoshell trimers: a model system for magnetic resonance engineeringsystem for magnetic resonance engineering
Separation(~2nm)
Concept
The magnetic resonance can be modeled as the LC resonance of a circuit
Bare nanoshells in water
Polymer nanoshell functionalization
Three nanoshells in droplet
Drying droplet
Self assembly of nanoshell clusters
Scattering spectroscopy of nanoshell trimers
Electrostatic simulations of trimer’s modes
200 nm
E
800 1000 1200 1400
Inte
nsity
(a.u
.)
Wavelength (nm)
p-polarization s-polarization
Scattering spectroscopy of nanoshell trimers
800 1000 1200 1400
p-polarization s-polarization
Inte
nsity
(a.u
.)
Wavelength (nm)
ExperimentTheory
600 800 1000 1200 1400
Wavelength (nm)
Mag
netic
Dip
ole
mom
ent
600 800 1000 1200 1400
Inte
nsity
(a.u
.)
Wavelength (nm)
600 800 1000 1200 1400
Inte
nsity
(a.u
.)
Wavelength (nm)
ExperimentTheoryTheory
Single nanoshellSingle nanoshell
on substrate
