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Plasmonics: Refractory Plasmonics with Titanium Nitride: Broadband Metamaterial Absorber (Adv. Mater. 47/2014)
Author(s) -
Li Wei,
Guler Urcan,
Kinsey Nathaniel,
Naik Gururaj V.,
Boltasseva Alexandra,
Guan Jianguo,
Shalaev Vladimir M.,
Kildishev Alexander V.
Publication year - 2014
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.201470316
Subject(s) - materials science , metamaterial , plasmon , optoelectronics , metamaterial absorber , titanium nitride , broadband , nitride , solar energy , absorption (acoustics) , optics , nanotechnology , layer (electronics) , composite material , tunable metamaterials , physics , biology , ecology
Alternative plasmonic materials can withstand extreme temperatures, opening new frontiers in energy‐harvesting applications. A metamaterial based on titanium nitride, described by J. G. Guan, A. V. Kildishev, and co‐workers on page 7959, efficiently converts sunlight into heat, achieving temperatures greater than 1000 °C and it re‐radiates this energy in a narrow bandwidth for optimal absorption by a photocell. The near perfect absorption of the metasurface coupled with its thermal stability enables practical next generation solar thermo‐photovoltaic devices.