Source:http://linkedlifedata.com/resource/pubmed/id/14611523
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
14
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pubmed:dateCreated |
2003-11-12
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pubmed:abstractText |
We report spatial domain measurements of the damping of surface-plasmon excitations in metal films with periodic nanohole arrays. The measurements reveal a short coherent propagation length of a few microm inside nanohole arrays, consistent with delays of about 10 fs in ultrafast transmission experiments. This implies that the transmission spectra of the entire plasmonic band-gap structure are homogeneously broadened by radiative damping of surface-plasmon excitations. We show that a Rayleigh-like scattering of surface plasmons by the periodic hole array is the microscopic origin of this damping, allowing the reradiation rate to be controlled.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:status |
PubMed-not-MEDLINE
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pubmed:month |
Oct
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pubmed:issn |
0031-9007
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
3
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pubmed:volume |
91
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
143901
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pubmed:year |
2003
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pubmed:articleTitle |
Microscopic origin of surface-plasmon radiation in plasmonic band-gap nanostructures.
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pubmed:affiliation |
School of Physics, Seoul National University, Seoul 151-742, Korea.
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pubmed:publicationType |
Journal Article
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