High Sensitivity Refractive Index Sensor Based on Multicoating Photonic Crystal Fiber With Surface Plasmon Resonance at Near-Infrared Wavelength

A pure silica core photonic crystal fiber with multicoating layers for high refractive index (RI) sensing is proposed. Au is used as the active plasmonic material. Tantalum pentoxide is deposited on Au in order to prevent the oxidation and further enhance the evanescent field. The simulation was pre...

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Main Authors: Duanming Li, Wei Zhang, Huan Liu, Jiangfei Hu, Guiyao Zhou
Format: Article
Language:English
Published: IEEE 2017-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/7886276/
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spelling doaj-a7d2cac2e3254b8d907cf52d65622f292021-03-29T17:38:49ZengIEEEIEEE Photonics Journal1943-06552017-01-01921810.1109/JPHOT.2017.26871217886276High Sensitivity Refractive Index Sensor Based on Multicoating Photonic Crystal Fiber With Surface Plasmon Resonance at Near-Infrared WavelengthDuanming Li0Wei Zhang1Huan Liu2Jiangfei Hu3Guiyao Zhou4National Key Laboratory of Science and Technology on Underwater Acoustic Antagonizing, Shanghai Marine Electronic Equipment Research Institute, Shanghai, ChinaGuangdong Provincial Key Laboratory of Nanophotonic Functional Materials and Devices, South China Normal University, Guangzhou, ChinaNational Key Laboratory of Science and Technology on Underwater Acoustic Antagonizing, Shanghai Marine Electronic Equipment Research Institute, Shanghai, ChinaNational Key Laboratory of Science and Technology on Underwater Acoustic Antagonizing, Shanghai Marine Electronic Equipment Research Institute, Shanghai, ChinaGuangdong Provincial Key Laboratory of Nanophotonic Functional Materials and Devices, South China Normal University, Guangzhou, ChinaA pure silica core photonic crystal fiber with multicoating layers for high refractive index (RI) sensing is proposed. Au is used as the active plasmonic material. Tantalum pentoxide is deposited on Au in order to prevent the oxidation and further enhance the evanescent field. The simulation was preformed through the full-vector finite element method (FEM), and the results show that the proposed fiber sensor can obtain the average wavelength sensitivity of 9180 nm/RIU with the analyte RI range of 1.40-1.44, corresponding to the resolution of 1.09 &#x00D7; 10<sup>-5</sup> RIU. Moreover, the maximum amplitude sensitivity of 1739.26 RIU<sup>-1</sup> with resolution of 5.75 &#x00D7; 10<sup>-6</sup> RIU are also obtained. The designed sensor can be a potential candidate for microfluidic analyte detecting.https://ieeexplore.ieee.org/document/7886276/Photonic crystal fibersurface plasmon resonance (SPR)optical fiber sensors.
collection DOAJ
language English
format Article
sources DOAJ
author Duanming Li
Wei Zhang
Huan Liu
Jiangfei Hu
Guiyao Zhou
spellingShingle Duanming Li
Wei Zhang
Huan Liu
Jiangfei Hu
Guiyao Zhou
High Sensitivity Refractive Index Sensor Based on Multicoating Photonic Crystal Fiber With Surface Plasmon Resonance at Near-Infrared Wavelength
IEEE Photonics Journal
Photonic crystal fiber
surface plasmon resonance (SPR)
optical fiber sensors.
author_facet Duanming Li
Wei Zhang
Huan Liu
Jiangfei Hu
Guiyao Zhou
author_sort Duanming Li
title High Sensitivity Refractive Index Sensor Based on Multicoating Photonic Crystal Fiber With Surface Plasmon Resonance at Near-Infrared Wavelength
title_short High Sensitivity Refractive Index Sensor Based on Multicoating Photonic Crystal Fiber With Surface Plasmon Resonance at Near-Infrared Wavelength
title_full High Sensitivity Refractive Index Sensor Based on Multicoating Photonic Crystal Fiber With Surface Plasmon Resonance at Near-Infrared Wavelength
title_fullStr High Sensitivity Refractive Index Sensor Based on Multicoating Photonic Crystal Fiber With Surface Plasmon Resonance at Near-Infrared Wavelength
title_full_unstemmed High Sensitivity Refractive Index Sensor Based on Multicoating Photonic Crystal Fiber With Surface Plasmon Resonance at Near-Infrared Wavelength
title_sort high sensitivity refractive index sensor based on multicoating photonic crystal fiber with surface plasmon resonance at near-infrared wavelength
publisher IEEE
series IEEE Photonics Journal
issn 1943-0655
publishDate 2017-01-01
description A pure silica core photonic crystal fiber with multicoating layers for high refractive index (RI) sensing is proposed. Au is used as the active plasmonic material. Tantalum pentoxide is deposited on Au in order to prevent the oxidation and further enhance the evanescent field. The simulation was preformed through the full-vector finite element method (FEM), and the results show that the proposed fiber sensor can obtain the average wavelength sensitivity of 9180 nm/RIU with the analyte RI range of 1.40-1.44, corresponding to the resolution of 1.09 &#x00D7; 10<sup>-5</sup> RIU. Moreover, the maximum amplitude sensitivity of 1739.26 RIU<sup>-1</sup> with resolution of 5.75 &#x00D7; 10<sup>-6</sup> RIU are also obtained. The designed sensor can be a potential candidate for microfluidic analyte detecting.
topic Photonic crystal fiber
surface plasmon resonance (SPR)
optical fiber sensors.
url https://ieeexplore.ieee.org/document/7886276/
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