Research on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber

Owing to photonics crystal fiber (PCF) microfluidic sensors pose great merits of low sample consuming, light weight and portable. They are expected to become on-chip biomedical point-of-care testing (POCT) devices. However, relative low sensing sensitivity of some reported PCF microfluidic sensors c...

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Autores principales: Gurui Fu, Hongtao Li, Tianqi Huang, Dandan Rong, Liang Lu, Benli Yu
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Lenguaje:EN
Publicado: Elsevier 2021
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Acceso en línea:https://doaj.org/article/3e26fc76676b4f0a9a6f6ecba379b9f4
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spelling oai:doaj.org-article:3e26fc76676b4f0a9a6f6ecba379b9f42021-11-26T04:42:21ZResearch on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber2666-950110.1016/j.rio.2021.100194https://doaj.org/article/3e26fc76676b4f0a9a6f6ecba379b9f42021-12-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S2666950121001395https://doaj.org/toc/2666-9501Owing to photonics crystal fiber (PCF) microfluidic sensors pose great merits of low sample consuming, light weight and portable. They are expected to become on-chip biomedical point-of-care testing (POCT) devices. However, relative low sensing sensitivity of some reported PCF microfluidic sensors can bring great challenges in monitoring early-stage physical diseases, environmental pollution and food safety. Herein, we propose an ultra-sensitive homogeneous nine-liqiud-core fiber (NLCF) microfluidic sensor with a low-index Teflon cladding. When aqueous solution is injected into nine core of the fiber, the light can be excited in the central core and coupled to other surrounding cores along the area of NLCF. More importantly, compared with reported various PCF microfluidic sensors, a much improved sensitivity of 39391 nm/RIU is numerically and theoretically realized based on coupled mode theory (CMT) through using finite element method (FEM). Therefore, this work opens up significant opportunities to develop new ultra-sensitive on-chip optical microfluidic sensors.Gurui FuHongtao LiTianqi HuangDandan RongLiang LuBenli YuElsevierarticlePhotonics crystal fiber microfluidic sensorsNine-liqiud-core fiberLow-index Teflon claddingUltrahigh sensing sensitivityOptics. LightQC350-467ENResults in Optics, Vol 5, Iss , Pp 100194- (2021)
institution DOAJ
collection DOAJ
language EN
topic Photonics crystal fiber microfluidic sensors
Nine-liqiud-core fiber
Low-index Teflon cladding
Ultrahigh sensing sensitivity
Optics. Light
QC350-467
spellingShingle Photonics crystal fiber microfluidic sensors
Nine-liqiud-core fiber
Low-index Teflon cladding
Ultrahigh sensing sensitivity
Optics. Light
QC350-467
Gurui Fu
Hongtao Li
Tianqi Huang
Dandan Rong
Liang Lu
Benli Yu
Research on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber
description Owing to photonics crystal fiber (PCF) microfluidic sensors pose great merits of low sample consuming, light weight and portable. They are expected to become on-chip biomedical point-of-care testing (POCT) devices. However, relative low sensing sensitivity of some reported PCF microfluidic sensors can bring great challenges in monitoring early-stage physical diseases, environmental pollution and food safety. Herein, we propose an ultra-sensitive homogeneous nine-liqiud-core fiber (NLCF) microfluidic sensor with a low-index Teflon cladding. When aqueous solution is injected into nine core of the fiber, the light can be excited in the central core and coupled to other surrounding cores along the area of NLCF. More importantly, compared with reported various PCF microfluidic sensors, a much improved sensitivity of 39391 nm/RIU is numerically and theoretically realized based on coupled mode theory (CMT) through using finite element method (FEM). Therefore, this work opens up significant opportunities to develop new ultra-sensitive on-chip optical microfluidic sensors.
format article
author Gurui Fu
Hongtao Li
Tianqi Huang
Dandan Rong
Liang Lu
Benli Yu
author_facet Gurui Fu
Hongtao Li
Tianqi Huang
Dandan Rong
Liang Lu
Benli Yu
author_sort Gurui Fu
title Research on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber
title_short Research on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber
title_full Research on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber
title_fullStr Research on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber
title_full_unstemmed Research on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber
title_sort research on ultra-sensitive refractive index sensor based on a homogeneous polymer nine-liquid-core photonics crystal fiber
publisher Elsevier
publishDate 2021
url https://doaj.org/article/3e26fc76676b4f0a9a6f6ecba379b9f4
work_keys_str_mv AT guruifu researchonultrasensitiverefractiveindexsensorbasedonahomogeneouspolymernineliquidcorephotonicscrystalfiber
AT hongtaoli researchonultrasensitiverefractiveindexsensorbasedonahomogeneouspolymernineliquidcorephotonicscrystalfiber
AT tianqihuang researchonultrasensitiverefractiveindexsensorbasedonahomogeneouspolymernineliquidcorephotonicscrystalfiber
AT dandanrong researchonultrasensitiverefractiveindexsensorbasedonahomogeneouspolymernineliquidcorephotonicscrystalfiber
AT lianglu researchonultrasensitiverefractiveindexsensorbasedonahomogeneouspolymernineliquidcorephotonicscrystalfiber
AT benliyu researchonultrasensitiverefractiveindexsensorbasedonahomogeneouspolymernineliquidcorephotonicscrystalfiber
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