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Engineering single-...
Engineering single-atomic ruthenium catalytic sites on defective nickel-iron layered double hydroxide for overall water splitting
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- Zhai, Panlong (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Xia, Mingyue (författare)
- Dalian Univ Technol, Minist Educ, Lab Mat Modificat Laser Ion & Electron Beams, Dalian, Peoples R China.
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- Wu, Yunzhen (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Zhang, Guanghui (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Gao, Junfeng (författare)
- Dalian Univ Technol, Minist Educ, Lab Mat Modificat Laser Ion & Electron Beams, Dalian, Peoples R China.
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- Zhang, Bo (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Cao, Shuyan (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Zhang, Yanting (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Li, Zhuwei (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Fan, Zhaozhong (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Wang, Chen (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Zhang, Xiaomeng (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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- Miller, Jeffrey T. (författare)
- Purdue Univ, Davidson Sch Chem Engn, W Lafayette, IN 47907 USA.
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- Sun, Licheng, 1962- (författare)
- 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.
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- Hou, Jungang (författare)
- Dalian Univ Technol, Sch Chem Engn, State Key Lab Fine Chem, Dalian, Peoples R China.
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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)
- 2021-07-28
- 2021
- Engelska.
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Ingår i: Nature Communications. - : Springer Nature. - 2041-1723. ; 12:1
- Relaterad länk:
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https://www.nature.c...
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- 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.
Ämnesord
- NATURVETENSKAP -- Kemi -- Materialkemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Materials Chemistry (hsv//eng)
- NATURVETENSKAP -- Kemi -- Organisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Organic Chemistry (hsv//eng)
- TEKNIK OCH TEKNOLOGIER -- Kemiteknik -- Annan kemiteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Chemical Engineering -- Other Chemical Engineering (hsv//eng)
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- Av författaren/redakt...
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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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visa fler...
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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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- Om ämnet
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- NATURVETENSKAP
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NATURVETENSKAP
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och Kemi
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och Materialkemi
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- NATURVETENSKAP
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NATURVETENSKAP
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och Kemi
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och Organisk kemi
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- TEKNIK OCH TEKNOLOGIER
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TEKNIK OCH TEKNO ...
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och Kemiteknik
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och Annan kemiteknik
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Nature Communica ...
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