Paper
19 September 2013 Thermal infrared emitters by plasmonic metasurface
Author Affiliations +
Abstract
The spectral control of thermal radiation is demonstrated using an array of sprit-ring resonators as plasmonic metasurface. Thermally excited plasmonic resonant modes in a meta-atom are found to enhance thermal radiation at specific wavelengths. From numerical simulations, the emissivity at the resonance can be tuned to blackbody level by tuning the coupling between a sprit-ring and a metal substrate. Since the thickness of the metasurface is significantly small compared to the wavelength, these devices are promising candidates for extremely thin film thermal emitters or efficient frequency-converters for wide range of the frequency from infrared to visible.
© (2013) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
J. Takahara and Y. Ueba "Thermal infrared emitters by plasmonic metasurface", Proc. SPIE 8818, Nanostructured Thin Films VI, 88180X (19 September 2013); https://doi.org/10.1117/12.2025121
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Cited by 4 scholarly publications.
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KEYWORDS
Optical microcavities

Lamps

Plasmonics

Visible radiation

Infrared radiation

Thermography

Silica

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