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Engineering single-...
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Zhai, PanlongDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
Engineering single-atomic ruthenium catalytic sites on defective nickel-iron layered double hydroxide for overall water splitting
- Artikel/kapitelEngelska2021
Förlag, utgivningsår, omfång ...
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2021-07-28
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Springer Nature,2021
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printrdacarrier
Nummerbeteckningar
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LIBRIS-ID:oai:DiVA.org:kth-300032
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https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-300032URI
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https://doi.org/10.1038/s41467-021-24828-9DOI
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Språk:engelska
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Sammanfattning på:engelska
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Ämneskategori:ref swepub-contenttype
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Ämneskategori:art swepub-publicationtype
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QC 20210824
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Rational design of single atom catalyst is critical for efficient sustainable energy conversion. However, the atomic-level control of active sites is essential for electrocatalytic materials in alkaline electrolyte. Moreover, well-defined surface structures lead to in-depth understanding of catalytic mechanisms. Herein, we report a single-atomic-site ruthenium stabilized on defective nickel-iron layered double hydroxide nanosheets (Ru-1/D-NiFe LDH). Under precise regulation of local coordination environments of catalytically active sites and the existence of the defects, Ru-1/D-NiFe LDH delivers an ultralow overpotential of 18mV at 10mAcm(-2) for hydrogen evolution reaction, surpassing the commercial Pt/C catalyst. Density functional theory calculations reveal that Ru-1/D-NiFe LDH optimizes the adsorption energies of intermediates for hydrogen evolution reaction and promotes the O-O coupling at a Ru-O active site for oxygen evolution reaction. The Ru-1/D-NiFe LDH as an ideal model reveals superior water splitting performance with potential for the development of promising water-alkali electrocatalysts. Rational design of single atom catalyst is critical for efficient sustainable energy conversion. Single-atomic-site ruthenium stabilized on defective nickel-iron layered double hydroxide nanosheets achieve superior HER and OER performance in alkaline media.
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Biuppslag (personer, institutioner, konferenser, titlar ...)
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Xia, MingyueDalian Univ Technol, Minist Educ, Lab Mat Modificat Laser Ion & Electron Beams, Dalian, Peoples R China.
(författare)
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Wu, YunzhenDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Zhang, GuanghuiDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Gao, JunfengDalian Univ Technol, Minist Educ, Lab Mat Modificat Laser Ion & Electron Beams, Dalian, Peoples R China.
(författare)
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Zhang, BoDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Cao, ShuyanDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Zhang, YantingDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Li, ZhuweiDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Fan, ZhaozhongDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Wang, ChenDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Zhang, XiaomengDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Miller, Jeffrey T.Purdue Univ, Davidson Sch Chem Engn, W Lafayette, IN 47907 USA.
(författare)
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Sun, Licheng,1962-KTH,Kemi,Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.;Westlake Univ, Sch Sci, Ctr Artificial Photosynth Solar Fuels, Hangzhou, Peoples R China.(Swepub:kth)u1umfd9h
(författare)
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Hou, JungangDalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
(författare)
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Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.Dalian Univ Technol, Minist Educ, Lab Mat Modificat Laser Ion & Electron Beams, Dalian, Peoples R China.
(creator_code:org_t)
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Ingår i:Nature Communications: Springer Nature12:12041-1723
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Zhai, Panlong
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Xia, Mingyue
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Wu, Yunzhen
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Zhang, Guanghui
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Gao, Junfeng
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Zhang, Bo
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Cao, Shuyan
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Zhang, Yanting
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Li, Zhuwei
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Fan, Zhaozhong
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Wang, Chen
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Zhang, Xiaomeng
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Miller, Jeffrey ...
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Sun, Licheng, 19 ...
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Hou, Jungang
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