Theoretically Analyzed Optical Property of Silver Nanowire on a SiO<sub>2</sub> Layer

We demonstrate a silver nanowire (AgNW) grating placed on a SiO<sub>2</sub> layer. Comparing with the transmission spectra of the AgNW grating or the SiO<sub>2</sub> layer only, an obvious transmission dip is observed in our proposed structure. The transmission dip is caused...

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Main Authors: Zhihui He, Zhiping Zhou
Format: Article
Language:English
Published: IEEE 2018-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8418373/
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author Zhihui He
Zhiping Zhou
author_facet Zhihui He
Zhiping Zhou
author_sort Zhihui He
collection DOAJ
description We demonstrate a silver nanowire (AgNW) grating placed on a SiO<sub>2</sub> layer. Comparing with the transmission spectra of the AgNW grating or the SiO<sub>2</sub> layer only, an obvious transmission dip is observed in our proposed structure. The transmission dip is caused by the period induced effects (PIE). Then, we investigate the physical mechanism of the PIE phenomenon through analyzing the electric field distribution. At last, we can find that the quality factor of the transmission dip decreases as the radius <italic>r</italic> increases, and the transmission spectrum shows red shift when the period <italic>P</italic> increases. Our research may provide guidance for the fundamental research of the plasmonic nanowire grating applications.
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institution Matheson Library
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publishDate 2018-01-01
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series IEEE Photonics Journal
spelling doaj-art-d2c6857cfa5a409ca51aec2a9a67e2d52025-07-01T23:38:02ZengIEEEIEEE Photonics Journal1943-06552018-01-011041510.1109/JPHOT.2018.28568568418373Theoretically Analyzed Optical Property of Silver Nanowire on a SiO<sub>2</sub> LayerZhihui He0https://orcid.org/0000-0003-3525-9170Zhiping Zhou1School of Physics and Electronic Information, Yan&#x0027;an University, Yan'an, ChinaSchool of Physics and Electronic Information, Yan&#x0027;an University, Yan'an, ChinaWe demonstrate a silver nanowire (AgNW) grating placed on a SiO<sub>2</sub> layer. Comparing with the transmission spectra of the AgNW grating or the SiO<sub>2</sub> layer only, an obvious transmission dip is observed in our proposed structure. The transmission dip is caused by the period induced effects (PIE). Then, we investigate the physical mechanism of the PIE phenomenon through analyzing the electric field distribution. At last, we can find that the quality factor of the transmission dip decreases as the radius <italic>r</italic> increases, and the transmission spectrum shows red shift when the period <italic>P</italic> increases. Our research may provide guidance for the fundamental research of the plasmonic nanowire grating applications.https://ieeexplore.ieee.org/document/8418373/Surface plasmonnanowiresgratings
spellingShingle Zhihui He
Zhiping Zhou
Theoretically Analyzed Optical Property of Silver Nanowire on a SiO<sub>2</sub> Layer
IEEE Photonics Journal
Surface plasmon
nanowires
gratings
title Theoretically Analyzed Optical Property of Silver Nanowire on a SiO<sub>2</sub> Layer
title_full Theoretically Analyzed Optical Property of Silver Nanowire on a SiO<sub>2</sub> Layer
title_fullStr Theoretically Analyzed Optical Property of Silver Nanowire on a SiO<sub>2</sub> Layer
title_full_unstemmed Theoretically Analyzed Optical Property of Silver Nanowire on a SiO<sub>2</sub> Layer
title_short Theoretically Analyzed Optical Property of Silver Nanowire on a SiO<sub>2</sub> Layer
title_sort theoretically analyzed optical property of silver nanowire on a sio sub 2 sub layer
topic Surface plasmon
nanowires
gratings
url https://ieeexplore.ieee.org/document/8418373/
work_keys_str_mv AT zhihuihe theoreticallyanalyzedopticalpropertyofsilvernanowireonasiosub2sublayer
AT zhipingzhou theoreticallyanalyzedopticalpropertyofsilvernanowireonasiosub2sublayer