NiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications

Multifunctional nanomaterials have been attracting increasing attention as solutions to the existing challenges in energy systems and sensing technologies. In this regard, multifunctional NiVCe-layered double hydroxide (NiVCe-LDH) nanoparticles were synthesized by the modified sol-gel method. The an...

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Autores principales:	Josué M. Gonçalves, Irlan S. Lima, Nathália F. B. Azeredo, Diego P. Rocha, Abner de Siervo, Lúcio Angnes
Formato:	article
Lenguaje:	EN
Publicado:	Frontiers Media S.A. 2021
Materias:	layered double hydroxides (LDH) multifunctional electrocatalyst oxygen evolution reaction (OER) hybrid supercapacitor electrochemical sensor Technology T
Acceso en línea:	https://doaj.org/article/c15f34ea6dca457e97f474c6e96459de
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spelling	oai:doaj.org-article:c15f34ea6dca457e97f474c6e96459de2021-12-01T10:56:22ZNiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications2296-801610.3389/fmats.2021.781900https://doaj.org/article/c15f34ea6dca457e97f474c6e96459de2021-11-01T00:00:00Zhttps://www.frontiersin.org/articles/10.3389/fmats.2021.781900/fullhttps://doaj.org/toc/2296-8016Multifunctional nanomaterials have been attracting increasing attention as solutions to the existing challenges in energy systems and sensing technologies. In this regard, multifunctional NiVCe-layered double hydroxide (NiVCe-LDH) nanoparticles were synthesized by the modified sol-gel method. The analysis of this material demonstrated excellent potential for its utilization as electrode materials for hybrid supercapacitor, oxygen evolution reaction (OER), and sensor applications. The NiVCe-LDH nanoparticles delivered a specific charge of 740 C g−1 at 10 A g−1 and decent rate performance (charge retention of 68.7% at 100 A g−1), showing excellent prospects as electrode material for hybrid energy storage devices. In addition, NiVCe-LDH nanoparticles have also been successfully applied as a proof-of-concept for OER, as confirmed by their low Tafel slope of 47 mV dec−1. Finally, trimetallic NiVCe-LDH-based screen-printed electrodes were developed for the sensing of hydrogen peroxide directly in a real complex mouthwash sample, achieving a satisfactory recovery value of around 98% using a fast and simple batch injection analysis procedure. These results allow us to predict the great potential of this trimetallic hydroxide for building electrochemical sensors with good perspectives as electroactive material for OER processes and energy storage technologies.Josué M. GonçalvesIrlan S. LimaNathália F. B. AzeredoDiego P. RochaAbner de SiervoLúcio AngnesFrontiers Media S.A.articlelayered double hydroxides (LDH)multifunctionalelectrocatalystoxygen evolution reaction (OER)hybrid supercapacitorelectrochemical sensorTechnologyTENFrontiers in Materials, Vol 8 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	layered double hydroxides (LDH) multifunctional electrocatalyst oxygen evolution reaction (OER) hybrid supercapacitor electrochemical sensor Technology T
spellingShingle	layered double hydroxides (LDH) multifunctional electrocatalyst oxygen evolution reaction (OER) hybrid supercapacitor electrochemical sensor Technology T Josué M. Gonçalves Irlan S. Lima Nathália F. B. Azeredo Diego P. Rocha Abner de Siervo Lúcio Angnes NiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications
description	Multifunctional nanomaterials have been attracting increasing attention as solutions to the existing challenges in energy systems and sensing technologies. In this regard, multifunctional NiVCe-layered double hydroxide (NiVCe-LDH) nanoparticles were synthesized by the modified sol-gel method. The analysis of this material demonstrated excellent potential for its utilization as electrode materials for hybrid supercapacitor, oxygen evolution reaction (OER), and sensor applications. The NiVCe-LDH nanoparticles delivered a specific charge of 740 C g−1 at 10 A g−1 and decent rate performance (charge retention of 68.7% at 100 A g−1), showing excellent prospects as electrode material for hybrid energy storage devices. In addition, NiVCe-LDH nanoparticles have also been successfully applied as a proof-of-concept for OER, as confirmed by their low Tafel slope of 47 mV dec−1. Finally, trimetallic NiVCe-LDH-based screen-printed electrodes were developed for the sensing of hydrogen peroxide directly in a real complex mouthwash sample, achieving a satisfactory recovery value of around 98% using a fast and simple batch injection analysis procedure. These results allow us to predict the great potential of this trimetallic hydroxide for building electrochemical sensors with good perspectives as electroactive material for OER processes and energy storage technologies.
format	article
author	Josué M. Gonçalves Irlan S. Lima Nathália F. B. Azeredo Diego P. Rocha Abner de Siervo Lúcio Angnes
author_facet	Josué M. Gonçalves Irlan S. Lima Nathália F. B. Azeredo Diego P. Rocha Abner de Siervo Lúcio Angnes
author_sort	Josué M. Gonçalves
title	NiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications
title_short	NiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications
title_full	NiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications
title_fullStr	NiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications
title_full_unstemmed	NiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications
title_sort	nivce-layered double hydroxide as multifunctional nanomaterials for energy and sensor applications
publisher	Frontiers Media S.A.
publishDate	2021
url	https://doaj.org/article/c15f34ea6dca457e97f474c6e96459de
work_keys_str_mv	AT josuemgoncalves nivcelayereddoublehydroxideasmultifunctionalnanomaterialsforenergyandsensorapplications AT irlanslima nivcelayereddoublehydroxideasmultifunctionalnanomaterialsforenergyandsensorapplications AT nathaliafbazeredo nivcelayereddoublehydroxideasmultifunctionalnanomaterialsforenergyandsensorapplications AT diegoprocha nivcelayereddoublehydroxideasmultifunctionalnanomaterialsforenergyandsensorapplications AT abnerdesiervo nivcelayereddoublehydroxideasmultifunctionalnanomaterialsforenergyandsensorapplications AT lucioangnes nivcelayereddoublehydroxideasmultifunctionalnanomaterialsforenergyandsensorapplications
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NiVCe-Layered Double Hydroxide as Multifunctional Nanomaterials for Energy and Sensor Applications

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