Facile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting

Facile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting

Herein, we report a copper oxide-cobalt oxide/nitrogen-doped carbon hybrid (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) composite for electrochemical water splitting. Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN is synthes...

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Autores principales: Zaffar Ahmed Shaikh, Nikita Moiseev, Alexey Mikhaylov, Serhat Yüksel
Formato: article
Lenguaje:EN
Publicado: MDPI AG 2021
Materias:
water splitting
hydrogen evolution reaction
oxygen evolution reaction
electrocatalyst
Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN composite
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
Acceso en línea:https://doaj.org/article/6247dd22902f4f15a090b7ea2e06c825
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spelling oai:doaj.org-article:6247dd22902f4f15a090b7ea2e06c8252021-11-11T15:03:26ZFacile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting10.3390/app112199742076-3417https://doaj.org/article/6247dd22902f4f15a090b7ea2e06c8252021-10-01T00:00:00Zhttps://www.mdpi.com/2076-3417/11/21/9974https://doaj.org/toc/2076-3417Herein, we report a copper oxide-cobalt oxide/nitrogen-doped carbon hybrid (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) composite for electrochemical water splitting. Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN is synthesized by an easy two-step reaction of melamine with Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN composite. The designed composite is aimed to solve energy challenges by producing hydrogen and oxygen via electrochemical catalysis. The proposed composite offers some unique advantages in water splitting. Carbon imparts superior conductivity, while the water oxidation abilities of Cu<sub>2</sub>O and Co<sub>3</sub>O<sub>4</sub> are considered to constitute a catalyst. The synthesized composite (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) is characterized by SEM, EDS, FTIR, TEM, and AFM in terms of the size, morphology, shape, and elemental composition of the catalyst. The designed catalyst’s electrochemical performance is evaluated via linear sweep voltammetry (LSV) and cyclic voltammetry (CV). The Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN composite shows significant electrocatalytic activity, which is further improved by introducing nitrogen doped carbon (current density 10 mA cm<sup>−2</sup>, onset potential 91 mV, and overpotential 396 mV).Zaffar Ahmed ShaikhNikita MoiseevAlexey MikhaylovSerhat YükselMDPI AGarticlewater splittinghydrogen evolution reactionoxygen evolution reactionelectrocatalystCu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN compositeTechnologyTEngineering (General). Civil engineering (General)TA1-2040Biology (General)QH301-705.5PhysicsQC1-999ChemistryQD1-999ENApplied Sciences, Vol 11, Iss 9974, p 9974 (2021)
institution DOAJ
collection DOAJ
language EN
topic water splitting
hydrogen evolution reaction
oxygen evolution reaction
electrocatalyst
Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN composite
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
spellingShingle water splitting
hydrogen evolution reaction
oxygen evolution reaction
electrocatalyst
Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN composite
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
Zaffar Ahmed Shaikh
Nikita Moiseev
Alexey Mikhaylov
Serhat Yüksel
Facile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting
description Herein, we report a copper oxide-cobalt oxide/nitrogen-doped carbon hybrid (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) composite for electrochemical water splitting. Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN is synthesized by an easy two-step reaction of melamine with Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN composite. The designed composite is aimed to solve energy challenges by producing hydrogen and oxygen via electrochemical catalysis. The proposed composite offers some unique advantages in water splitting. Carbon imparts superior conductivity, while the water oxidation abilities of Cu<sub>2</sub>O and Co<sub>3</sub>O<sub>4</sub> are considered to constitute a catalyst. The synthesized composite (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) is characterized by SEM, EDS, FTIR, TEM, and AFM in terms of the size, morphology, shape, and elemental composition of the catalyst. The designed catalyst’s electrochemical performance is evaluated via linear sweep voltammetry (LSV) and cyclic voltammetry (CV). The Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN composite shows significant electrocatalytic activity, which is further improved by introducing nitrogen doped carbon (current density 10 mA cm<sup>−2</sup>, onset potential 91 mV, and overpotential 396 mV).
format article
author Zaffar Ahmed Shaikh
Nikita Moiseev
Alexey Mikhaylov
Serhat Yüksel
author_facet Zaffar Ahmed Shaikh
Nikita Moiseev
Alexey Mikhaylov
Serhat Yüksel
author_sort Zaffar Ahmed Shaikh
title Facile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting
title_short Facile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting
title_full Facile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting
title_fullStr Facile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting
title_full_unstemmed Facile Synthesis of Copper Oxide-Cobalt Oxide/Nitrogen-Doped Carbon (Cu<sub>2</sub>O-Co<sub>3</sub>O<sub>4</sub>/CN) Composite for Efficient Water Splitting
title_sort facile synthesis of copper oxide-cobalt oxide/nitrogen-doped carbon (cu<sub>2</sub>o-co<sub>3</sub>o<sub>4</sub>/cn) composite for efficient water splitting
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/6247dd22902f4f15a090b7ea2e06c825
work_keys_str_mv AT zaffarahmedshaikh facilesynthesisofcopperoxidecobaltoxidenitrogendopedcarboncusub2subocosub3subosub4subcncompositeforefficientwatersplitting
AT nikitamoiseev facilesynthesisofcopperoxidecobaltoxidenitrogendopedcarboncusub2subocosub3subosub4subcncompositeforefficientwatersplitting
AT alexeymikhaylov facilesynthesisofcopperoxidecobaltoxidenitrogendopedcarboncusub2subocosub3subosub4subcncompositeforefficientwatersplitting
AT serhatyuksel facilesynthesisofcopperoxidecobaltoxidenitrogendopedcarboncusub2subocosub3subosub4subcncompositeforefficientwatersplitting
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