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Engineering Ruthenium Species on Metal–organic Frameworks for Water Electrolysis at Industrial Current Densities
Li, Dequan1,2; Chen, Mingpeng1; Liu, Di3; Shen, Congcong4; Sun, Huachuan1; Zhang, Yuxiao1; He, Tianwei1; Lu, Qingjie1; Li, Bo1; Zhou, Tong1; Wang, Bo Xue1; Wu, Yuewen1; Na, Guohao1; Chen, Yun1; Zhao, Jianhong1; Zhang, Yumin1; Zhang, Jin1; Liu, Feng5; Cui, Hao5; Liu, Qingju1,2
2024-12
Source PublicationAdvanced Energy Materials
ISSN1614-6832
Abstract

Developing highly active and stable electrocatalysts for hydrogen production at industrial current densities is pivotal to give an impetus to carbon neutrality. Recently, metal–organic frameworks (MOFs) with large surface area and adjustable structures have become a class of promising alternative electrocatalysts, while their low conductivity and poor stability limit their widespread applications. Here, a modified strategy is proposed to stabilize and modulate Ruthenium (Ru) species including Ru single atoms (Ru SAs) and Ru nanoparticles (Ru NPs) on MOFs for enhanced hydrogen evolution reaction (HER). Benefiting from the strong interaction between Ru and MOFs, the synthesized NiFeRu-DOBDC (DOBDC: 2,5-dioxido-1,4-benzenedicarboxylate) exhibits an extraordinary HER performance with overpotentials of 25 and 271 mV at 10 and 1000 mA cm, respectively. Meanwhile, it enables robust HER at a high current density of 1 A cm over 300 h. Remarkably, the assembled anion exchange membrane (AEM) electrolyzer realizes a low voltage for alkaline water electrolysis. In situ analyses demonstrate that NiFeRu-DOBDC enables optimized HO adsorption and dissociation, and theoretical calculations indicate that Ru SAs and NPs accelerate the Volmer-Heyrovsky pathway, synergistically promoted the HER performance. This work presents a competitive strategy to integrate supported metal species on the MOFs platform to efficiently drive industrial water electrolysis.

KeywordAlkaline Hydrogen Evolution Electrocatalyst Industrial Current Density Metal–organic Framework Supported Metal
DOI10.1002/aenm.202404714
URLView the original
Indexed BySCIE
Language英語English
WOS Research AreaChemistry ; Energy & Fuels ; Materials Science ; Physics
WOS SubjectChemistry, Physical ; Energy & Fuels ; Materials Science, Multidisciplinary ; Physics, Applied ; Physics, Condensed Matter
WOS IDWOS:001374669600001
PublisherWILEY-V C H VERLAG GMBH, POSTFACH 101161, 69451 WEINHEIM, GERMANY
Scopus ID2-s2.0-85211589564
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Document TypeJournal article
CollectionINSTITUTE OF APPLIED PHYSICS AND MATERIALS ENGINEERING
Corresponding AuthorLiu, Qingju
Affiliation1.Yunnan Key Laboratory for Micro/Nano Materials & Technology, School of Materials and Energy, Yunnan University, Kunming, 650091, China
2.Southwest United Graduate School, Kunming, 650091, China
3.Institute of Applied Physics and Materials Engineering (IAPME), University of Macau, 999078, Macao
4.Guangxi FinDreams Battery Company Limited, CRM Quality Department, Nanning, 530000, China
5.Yunnan Precious Metals Laboratory Co., Ltd., Kunming, 650106, China
Recommended Citation
GB/T 7714
Li, Dequan,Chen, Mingpeng,Liu, Di,et al. Engineering Ruthenium Species on Metal–organic Frameworks for Water Electrolysis at Industrial Current Densities[J]. Advanced Energy Materials, 2024.
APA Li, Dequan., Chen, Mingpeng., Liu, Di., Shen, Congcong., Sun, Huachuan., Zhang, Yuxiao., He, Tianwei., Lu, Qingjie., Li, Bo., Zhou, Tong., Wang, Bo Xue., Wu, Yuewen., Na, Guohao., Chen, Yun., Zhao, Jianhong., Zhang, Yumin., Zhang, Jin., Liu, Feng., Cui, Hao., & Liu, Qingju (2024). Engineering Ruthenium Species on Metal–organic Frameworks for Water Electrolysis at Industrial Current Densities. Advanced Energy Materials.
MLA Li, Dequan,et al."Engineering Ruthenium Species on Metal–organic Frameworks for Water Electrolysis at Industrial Current Densities".Advanced Energy Materials (2024).
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