Ionic liquid derived electrocatalysts for electrochemical water splitting

Hydrogen production from electrochemical water splitting is a promising strategy to generate green energy, which requires the development of efficient and stable electrocatalysts for the hydrogen evolution reaction and the oxygen evolution reaction (HER and OER). Ionic liquids (ILs) or poly (ionic l...

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Main Authors: Tianhao Li, Weihua Hu
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2024-04-01
Series:Green Energy & Environment
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2468025723000997
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author Tianhao Li
Weihua Hu
author_facet Tianhao Li
Weihua Hu
author_sort Tianhao Li
collection DOAJ
description Hydrogen production from electrochemical water splitting is a promising strategy to generate green energy, which requires the development of efficient and stable electrocatalysts for the hydrogen evolution reaction and the oxygen evolution reaction (HER and OER). Ionic liquids (ILs) or poly (ionic liquids) (PILs), containing heteroatoms, metal-based anions, and various structures, have been frequently involved as precursors to prepare electrocatalysts for water splitting. Moreover, ILs/PILs possess high conductivity, wide electrochemical windows, and high thermal and chemical stability, which can be directly applied in the electrocatalysis process with high durability. In this review, we focus on the studies of ILs/PILs-derived electrocatalysts for HER and OER, where ILs/PILs are applied as heteroatom dopants and metal precursors to prepare catalysts or are directly utilized as the electrocatalysts. Due to those attractive properties, IL/PIL-derived electrocatalysts exhibit excellent performance for electrochemical water splitting. All these accomplishments and developments are systematically summarized and thoughtfully discussed. Then, the overall perspectives for the current challenges and future developments of ILs/PILs-derived electrocatalysts are provided.
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spelling doaj.art-ab73c0a0c49d43908cdc940216df74352024-02-29T05:20:10ZengKeAi Communications Co., Ltd.Green Energy & Environment2468-02572024-04-0194604622Ionic liquid derived electrocatalysts for electrochemical water splittingTianhao Li0Weihua Hu1Chongqing Key Laboratory for Advanced Materials and Technologies of Clean Energy, School of Materials and Energy, Southwest University, Chongqing, 400715, China; Yibin Academy of Southwest University, University Road, Yibin, Sichuan, 644005, China; Corresponding authors.Chongqing Key Laboratory for Advanced Materials and Technologies of Clean Energy, School of Materials and Energy, Southwest University, Chongqing, 400715, China; Corresponding authors.Hydrogen production from electrochemical water splitting is a promising strategy to generate green energy, which requires the development of efficient and stable electrocatalysts for the hydrogen evolution reaction and the oxygen evolution reaction (HER and OER). Ionic liquids (ILs) or poly (ionic liquids) (PILs), containing heteroatoms, metal-based anions, and various structures, have been frequently involved as precursors to prepare electrocatalysts for water splitting. Moreover, ILs/PILs possess high conductivity, wide electrochemical windows, and high thermal and chemical stability, which can be directly applied in the electrocatalysis process with high durability. In this review, we focus on the studies of ILs/PILs-derived electrocatalysts for HER and OER, where ILs/PILs are applied as heteroatom dopants and metal precursors to prepare catalysts or are directly utilized as the electrocatalysts. Due to those attractive properties, IL/PIL-derived electrocatalysts exhibit excellent performance for electrochemical water splitting. All these accomplishments and developments are systematically summarized and thoughtfully discussed. Then, the overall perspectives for the current challenges and future developments of ILs/PILs-derived electrocatalysts are provided.http://www.sciencedirect.com/science/article/pii/S2468025723000997Ionic liquidElectrochemical water splittingHydrogen evolution reactionOxygen evolution reaction
spellingShingle Tianhao Li
Weihua Hu
Ionic liquid derived electrocatalysts for electrochemical water splitting
Green Energy & Environment
Ionic liquid
Electrochemical water splitting
Hydrogen evolution reaction
Oxygen evolution reaction
title Ionic liquid derived electrocatalysts for electrochemical water splitting
title_full Ionic liquid derived electrocatalysts for electrochemical water splitting
title_fullStr Ionic liquid derived electrocatalysts for electrochemical water splitting
title_full_unstemmed Ionic liquid derived electrocatalysts for electrochemical water splitting
title_short Ionic liquid derived electrocatalysts for electrochemical water splitting
title_sort ionic liquid derived electrocatalysts for electrochemical water splitting
topic Ionic liquid
Electrochemical water splitting
Hydrogen evolution reaction
Oxygen evolution reaction
url http://www.sciencedirect.com/science/article/pii/S2468025723000997
work_keys_str_mv AT tianhaoli ionicliquidderivedelectrocatalystsforelectrochemicalwatersplitting
AT weihuahu ionicliquidderivedelectrocatalystsforelectrochemicalwatersplitting