Fluorescent hydrogel waveguide for on-site detection of heavy metal ions

Abstract Hydrogels have great applications in tissue engineering and drug delivery. Recently, there have been intense interests in developments and applications of nanocomposite hydrogels by incorporating nanomaterials into polymer matrix, which endows the hydrogels with new functionalities. Here, w...

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Autores principales:	Jingjing Guo, Minjuan Zhou, Changxi Yang
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/7322641fdcec410798516a8ee63f12bf
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spelling	oai:doaj.org-article:7322641fdcec410798516a8ee63f12bf2021-12-02T12:32:46ZFluorescent hydrogel waveguide for on-site detection of heavy metal ions10.1038/s41598-017-08353-82045-2322https://doaj.org/article/7322641fdcec410798516a8ee63f12bf2017-08-01T00:00:00Zhttps://doi.org/10.1038/s41598-017-08353-8https://doaj.org/toc/2045-2322Abstract Hydrogels have great applications in tissue engineering and drug delivery. Recently, there have been intense interests in developments and applications of nanocomposite hydrogels by incorporating nanomaterials into polymer matrix, which endows the hydrogels with new functionalities. Here, we report on the first carbon dots (CDs) doped hydrogel waveguide for selective, on-site detection of heavy metal ions in aqueous solutions. The CDs-doped hydrogel waveguide exhibits efficient light confinement in water due to the refractive index contrast. The smooth waveguide surfaces lead to low light scattering loss. Real-time spectra measurement of the CDs-doped hydrogel waveguide with a compact interrogation setup demonstrates that the novel design can be used as a portable, robust sensing platform for on-site analysis and assessment of heavy metal ions.Jingjing GuoMinjuan ZhouChangxi YangNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 7, Iss 1, Pp 1-8 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Jingjing Guo Minjuan Zhou Changxi Yang Fluorescent hydrogel waveguide for on-site detection of heavy metal ions
description	Abstract Hydrogels have great applications in tissue engineering and drug delivery. Recently, there have been intense interests in developments and applications of nanocomposite hydrogels by incorporating nanomaterials into polymer matrix, which endows the hydrogels with new functionalities. Here, we report on the first carbon dots (CDs) doped hydrogel waveguide for selective, on-site detection of heavy metal ions in aqueous solutions. The CDs-doped hydrogel waveguide exhibits efficient light confinement in water due to the refractive index contrast. The smooth waveguide surfaces lead to low light scattering loss. Real-time spectra measurement of the CDs-doped hydrogel waveguide with a compact interrogation setup demonstrates that the novel design can be used as a portable, robust sensing platform for on-site analysis and assessment of heavy metal ions.
format	article
author	Jingjing Guo Minjuan Zhou Changxi Yang
author_facet	Jingjing Guo Minjuan Zhou Changxi Yang
author_sort	Jingjing Guo
title	Fluorescent hydrogel waveguide for on-site detection of heavy metal ions
title_short	Fluorescent hydrogel waveguide for on-site detection of heavy metal ions
title_full	Fluorescent hydrogel waveguide for on-site detection of heavy metal ions
title_fullStr	Fluorescent hydrogel waveguide for on-site detection of heavy metal ions
title_full_unstemmed	Fluorescent hydrogel waveguide for on-site detection of heavy metal ions
title_sort	fluorescent hydrogel waveguide for on-site detection of heavy metal ions
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/7322641fdcec410798516a8ee63f12bf
work_keys_str_mv	AT jingjingguo fluorescenthydrogelwaveguideforonsitedetectionofheavymetalions AT minjuanzhou fluorescenthydrogelwaveguideforonsitedetectionofheavymetalions AT changxiyang fluorescenthydrogelwaveguideforonsitedetectionofheavymetalions
_version_	1718393986428698624

Fluorescent hydrogel waveguide for on-site detection of heavy metal ions

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