Téléchargement | - Voir la version finale : Analysis of localized surface plasmon resonance in glass-supported gold nanoparticles with a hexagonal pattern (PDF, 1.3 Mio)
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DOI | Trouver le DOI : https://doi.org/10.1117/12.2042346 |
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Auteur | Rechercher : Hajebifard, Akram; Rechercher : Yuan, Jie1; Rechercher : Zou, Shan1; Rechercher : Berini, Pierre |
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Affiliation | - Conseil national de recherches du Canada
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Format | Texte, Article |
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Conférence | Photonics North 2013, June 3-5, 2013, Ottawa, ON, Canada |
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Sujet | Absorbance spectrum; COMSOL; Embedding ratios; Gold nanoparticle; Localized surface plasmon resonance; Seeding growth; Block copolymers; Glass; Gold; Metal nanoparticles; Photonics; Plasmons; Refractive index; Self assembly; Surface plasmon resonance |
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Résumé | An approach has been devised to create a hexagonal pattern of glass-supported gold nanoparticles (AuNPs) with controllable particle size and inter-particle spacing, by combining the self-assembly of block copolymer micelle-loaded metal precursors with a seeding growth method. Absorbance spectra as an optical response of the AuNP arrays were measured to obtain their LSPR peak position (λLSPR). There was a red shift in λLSPR with increasing cover medium refractive index for all fabricated and simulated arrays. A comparison between computed and measured λLSPR for a 33 nm AuNP array suggests that large nanoparticles produced by this fabrication method have ellipsoidal shapes rather than spherical ones, as in the case of small AuNP arrays. © 2013 SPIE. |
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Date de publication | 2013-10-11 |
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Maison d’édition | SPIE |
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Dans | |
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Série | |
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Langue | anglais |
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Publications évaluées par des pairs | Oui |
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Numéro NPARC | 21270947 |
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Exporter la notice | Exporter en format RIS |
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Signaler une correction | Signaler une correction (s'ouvre dans un nouvel onglet) |
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Identificateur de l’enregistrement | 2704eff0-d925-4524-8b81-14bc434f1ee4 |
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Enregistrement créé | 2014-02-18 |
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Enregistrement modifié | 2020-05-29 |
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