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Photocatalysis: Plasmonic Black Absorbers for Enhanced Photocurrent of Visible‐Light Photocatalysis (Advanced Optical Materials 2/2017)
Author(s) -
Tan Furui,
Wang Ning,
Lei Dang Yuan,
Yu Weixing,
Zhang Xuming
Publication year - 2017
Publication title -
advanced optical materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.89
H-Index - 91
ISSN - 2195-1071
DOI - 10.1002/adom.201770013
Subject(s) - materials science , photocurrent , photocatalysis , plasmon , visible spectrum , optoelectronics , nanoparticle , surface plasmon , absorption (acoustics) , layer (electronics) , plasmonic nanoparticles , nanotechnology , composite material , biochemistry , chemistry , catalysis
A plasmonic black absorber is developed by X. Zhang and co‐workers in article number 1600399 by sandwiching a 150‐nm TiO 2 layer between a layer of random Au nanoparticles and a rough Au surface (200 nm thick). The combined plasmonic effect of the Au nanoparticles and the Au rough surface enables a strong absorption (72%–91%) over 400–900 nm and enhances the photocurrent by 20 fold.
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