Plasmon interactions between gold nanoparticles in aqueous solution with controlled spatial separation

Chemistry

Text available via DOI:

https://doi.org/10.1039/b518112g
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Keywords

gold, nanomaterial, thiol derivative, article, chemical structure, chemistry, crystallization, electron microscopy, Raman spectrometry, Crystallization, Gold, Microscopy, Electron, Models, Molecular, Nanostructures, Spectrum Analysis, Raman, Sulfhydryl Compounds

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Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Plasmon interactions between gold nanoparticles in aqueous solution with controlled spatial separation. / Sendroiu, I.E.; Mertens, S.F.L.; Schiffrin, D.J.
In: Physical Chemistry Chemical Physics, Vol. 8, No. 12, 2006, p. 1430-1436.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Bibtex

@article{c03f860b40af42ff8a122e8fcef97647,

title = "Plasmon interactions between gold nanoparticles in aqueous solution with controlled spatial separation",

abstract = "The effects of interparticle distance on the UV-visible absorption spectrum of gold nanocrystals aggregates in aqueous solution have been investigated. The aggregates were produced by ion-templated chelation of ω- mercaptocarboxylic acid ligands covalently attached to the nanoparticles surface. Variation of the ligand chain length provides control over the interparticle separation in the aggregates. The UV-visible spectra consist typically of a single particle band and a secondary band at higher wavelengths associated with the formation of aggregates in solution. The position of the latter depends on interparticle separation up to distances of ∼8 nm, in accordance with existing models. Potential applications therefore include distance sensitive labels or proximity probes. Conversely, variation of the ligand length allows the preparation of nanostuctured materials with tuned optical properties. {\textcopyright} the Owner Societies 2006.",

keywords = "gold, nanomaterial, thiol derivative, article, chemical structure, chemistry, crystallization, electron microscopy, Raman spectrometry, Crystallization, Gold, Microscopy, Electron, Models, Molecular, Nanostructures, Spectrum Analysis, Raman, Sulfhydryl Compounds",

author = "I.E. Sendroiu and S.F.L. Mertens and D.J. Schiffrin",

year = "2006",

doi = "10.1039/b518112g",

language = "English",

volume = "8",

pages = "1430--1436",

journal = "Physical Chemistry Chemical Physics",

issn = "1463-9076",

publisher = "Royal Society of Chemistry",

number = "12",

}

RIS

TY - JOUR

T1 - Plasmon interactions between gold nanoparticles in aqueous solution with controlled spatial separation

AU - Sendroiu, I.E.

AU - Mertens, S.F.L.

AU - Schiffrin, D.J.

PY - 2006

Y1 - 2006

N2 - The effects of interparticle distance on the UV-visible absorption spectrum of gold nanocrystals aggregates in aqueous solution have been investigated. The aggregates were produced by ion-templated chelation of ω- mercaptocarboxylic acid ligands covalently attached to the nanoparticles surface. Variation of the ligand chain length provides control over the interparticle separation in the aggregates. The UV-visible spectra consist typically of a single particle band and a secondary band at higher wavelengths associated with the formation of aggregates in solution. The position of the latter depends on interparticle separation up to distances of ∼8 nm, in accordance with existing models. Potential applications therefore include distance sensitive labels or proximity probes. Conversely, variation of the ligand length allows the preparation of nanostuctured materials with tuned optical properties. © the Owner Societies 2006.

AB - The effects of interparticle distance on the UV-visible absorption spectrum of gold nanocrystals aggregates in aqueous solution have been investigated. The aggregates were produced by ion-templated chelation of ω- mercaptocarboxylic acid ligands covalently attached to the nanoparticles surface. Variation of the ligand chain length provides control over the interparticle separation in the aggregates. The UV-visible spectra consist typically of a single particle band and a secondary band at higher wavelengths associated with the formation of aggregates in solution. The position of the latter depends on interparticle separation up to distances of ∼8 nm, in accordance with existing models. Potential applications therefore include distance sensitive labels or proximity probes. Conversely, variation of the ligand length allows the preparation of nanostuctured materials with tuned optical properties. © the Owner Societies 2006.

KW - gold

KW - nanomaterial

KW - thiol derivative

KW - article

KW - chemical structure

KW - chemistry

KW - crystallization

KW - electron microscopy

KW - Raman spectrometry

KW - Crystallization

KW - Gold

KW - Microscopy, Electron

KW - Models, Molecular

KW - Nanostructures

KW - Spectrum Analysis, Raman

KW - Sulfhydryl Compounds

U2 - 10.1039/b518112g

DO - 10.1039/b518112g

M3 - Journal article

VL - 8

SP - 1430

EP - 1436

JO - Physical Chemistry Chemical Physics

JF - Physical Chemistry Chemical Physics

SN - 1463-9076

IS - 12

ER -

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