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dc.contributor.author
Cox, Joel
dc.contributor.author
Singh, Mahi R.
dc.contributor.author
Von Bilderling, Catalina
dc.contributor.author
Bragas, Andrea Veronica
dc.date.available
2015-10-02T20:43:24Z
dc.date.issued
2013-06
dc.identifier.citation
Cox, Joel; Singh, Mahi R.; Von Bilderling, Catalina; Bragas, Andrea Veronica; A Nonlinear Switching Mechanism in Quantum Dot and Metallic Nanoparticle Hybrid Systems; Wiley; Advanced Optical Materials; 1; 6; 6-2013; 460-467
dc.identifier.issn
2195-1071
dc.identifier.uri
http://hdl.handle.net/11336/2304
dc.description.abstract
Second harmonic generation and two-photon photoluminescence in CdS quantum dots near metallic nanoparticles are theoretically and experimentally investigated. A control laser fi eld is applied to the hybrid system,which couples with the surface plasmons of the metal nanoparticles. The polarized metal nanoparticles then interact with the quantum dots through dipole–dipole interactions, which enhances the intensity of the second harmonic signal from the quantum dots. The density matrix method is used to numerically simulate the second harmonic signal emitted by the quantum dots. It is found that the enhancement of the second harmonic signal can be switched on and off by changing the control fi eld intensity. Alternatively, the second harmonic signal enhancement can be turned on or off by changing the frequency of the control fi eld. This is an interesting fi nding which can be used to fabricate nonlinear all optical nanoswitching devices from hybrid systems.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Wiley
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
HYBRID NANOMATERIALS
dc.subject
METALLIC NANOPARTICLES
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QUANTUM DOTS
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SECOND HARMONIC GENERATION
dc.subject
SWITCHING MECHANISMS
dc.subject.classification
Óptica
dc.subject.classification
Ciencias Físicas
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CIENCIAS NATURALES Y EXACTAS
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Nano-materiales
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Nanotecnología
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INGENIERÍAS Y TECNOLOGÍAS
dc.title
A Nonlinear Switching Mechanism in Quantum Dot and Metallic Nanoparticle Hybrid Systems
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-03-30 10:35:44.97925-03
dc.journal.volume
1
dc.journal.number
6
dc.journal.pagination
460-467
dc.journal.pais
Alemania
dc.journal.ciudad
Weinheim
dc.description.fil
Fil: Cox, Joel. Western University; Canadá
dc.description.fil
Fil: Singh, Mahi R.. Western University; Canadá
dc.description.fil
Fil: Von Bilderling, Catalina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Microscopías Avanzadas; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Física de Buenos Aires; Argentina
dc.description.fil
Fil: Bragas, Andrea Veronica. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Física de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Física. Laboratorio de Electrónica Cuántica; Argentina
dc.journal.title
Advanced Optical Materials
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1002/adom.201300105
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1002/adom.201300105/abstract
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