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Cited by 461

The DOI matches its Crossref record; 21 of the 21 references it cites were found in a registry or an index.

Large spontaneous emission enhancement in plasmonic nanocavities

Open access
Russell, Kasey J., Liu, Tsung-Li, Cui, Shanying, Hu, Evelyn L.·2012·Nature Photonics

Abstract

Cavity–emitter coupling can enable a host of potential applications in quantum optics, from low-threshold lasers to brighter single-photon sources for quantum cryptography1. Although some of the first demonstrations of spontaneous emission modification occurred in metallic structures2,3, it was only after the recent demonstration of cavity quantum electrodynamics effects in dielectric optical cavities4 that metal-based optical cavities were considered for quantum optics applications5,6,7,8,9,10,11,12,13. Advantages of metal–optical cavities include their compatibility with a large variety of emitters and their broadband cavity spectra, which enable enhancement of spectrally broad emitters. Here, we demonstrate radiative emission rate enhancements approaching 1,000 for emitters coupled to the nanoscale gap between a silver nanowire and a silver substrate. A quantitative comparison of our results with analytical theory shows that the enhanced emission rate of gap-mode plasmons in our structures can yield high internal quantum efficiency despite the close proximity of metal surfaces. Researchers demonstrate spontaneous emission enhancements approaching 1,000 for emitters coupled to the gap between a metal wire and a metal substrate. The enhanced emission rate of plasmons in the structures is shown to yield a high internal quantum efficiency, despite the close proximity of lossy metal surfaces.

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Crossref · 10.1038/nphoton.2012.112

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Metadata

Authors
Russell, K. J., Liu, T.-L., Cui, S., & Hu, E. L.
Venue
Nature Photonics
Published
2012-05-27
Volume
6
Issue
7
Pages
459-462
ISSN
  • 1749-4885 (ISSN-L)
  • 1749-4893
OpenAlex
W1969373528
Cited by
461
References
21
FWCI
20.58
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Large spontaneous emission enhancement in plasmonic nanocavities. https://app.cochat.ai/papers/10.1038/nphoton.2012.112
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Russell, K. J., Liu, T.-L., Cui, S., & Hu, E. L. (2012). Large spontaneous emission enhancement in plasmonic nanocavities. Nature Photonics. https://doi.org/10.1038/nphoton.2012.112

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