Nitrogen Fixation by Ru Single-Atom Electrocatalytic Reduction
Hengcong Tao,Changhyeok Choi,Liang-Xin Ding,Zheng Jiang,Zishan Han,Mingwen Jia,Qun Fan,Yunnan Gao,Haihui Wang,Alex W. Robertson,Song Hong,Yousung Jung,Shizhen Liu,Zhenyu Sun +13 more
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TLDR
In this paper, single Ru sites supported on N-doped porous carbon greatly promoted electroreduction of aqueous N2 selectively to NH3, affording an NH3 formation rate of 3.665 m g N H 3 h − 1 m g Ru − 1 at −0.21 V versus the reversible hydrogen electrode.About:
This article is published in Chem.The article was published on 2019-01-10 and is currently open access. It has received 661 citations till now. The article focuses on the topics: Reversible hydrogen electrode & Overpotential.read more
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Atomically dispersed metal catalysts for electrochemical nitrogen reduction reaction
TL;DR: The electrochemical nitrogen reduction reaction (eNRR) is considered as an environmentally friendly approach to synthesize ammonia (NH3) under ambient conditions as discussed by the authors , however, the undesirable NH3 yield rate and Faraday efficiency makes...
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Sustainable nitrogen fixation over Ru single atoms decorated Cu2O using electrons produced from photoelectrocatalytic organics degradation
TL;DR: In this article , photoanode instead of dark anode was used to reduce the energy consumption of NH3 synthesis, and the power input for driving charge transfer can be partially or even eliminated completely depending on the Fermi level of photoanodes.
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Single atom catalysis for electrocatalytic ammonia synthesis
TL;DR: In this article , a review points out major challenges and outlook of NH 3 synthesis via SACs and summarises the deficiencies of existing research can help researchers to continuously innovate and improve, and explore new research approaches.
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Boron phosphide as an efficient metal-free catalyst for nitrate electroreduction to ammonia.
TL;DR: Boron phosphide (BP) was explored as an efficient metal-free catalyst towards the NO3RR, delivering the highest NH3-faradaic efficiency of 96.3% with a corresponding NH3 yield rate of 3.1 mg h-1 cm-2 as mentioned in this paper .
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Recent Advances in Designing Efficient Electrocatalysts for Electrochemical Nitrate Reduction to Ammonia
Xingyou Liang,Haiding Zhu,Xiaoxuan Yang,Sensen Xue,Zhuangzhuang Liang,Xuefeng Ren,Anmin Liu,Gang Wu +7 more
TL;DR: In this article , a detailed overview of the recent progress in NO3 −RR for NH3 production with precious group metal (PGM) electrocatalysts, PGM-free electrocar catalysts, and nonmetal electrocatalyststs is summarized.
References
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Efficient Visible Light Nitrogen Fixation with BiOBr Nanosheets of Oxygen Vacancies on the Exposed {001} Facets
TL;DR: It is demonstrated that efficient fixation of N2 to NH3 can proceed under room temperature and atmospheric pressure in water using visible light illuminated BiOBr nanosheets of oxygen vacancies in the absence of any organic scavengers and precious-metal cocatalysts.
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A theoretical evaluation of possible transition metal electro-catalysts for N2 reduction
Egill Skúlason,Egill Skúlason,Thomas Bligaard,Thomas Bligaard,Thomas Bligaard,Sigridur Gudmundsdottir,Felix Studt,Jan Rossmeisl,Frank Abild-Pedersen,Tejs Vegge,Hannes Jónsson,Hannes Jónsson,Jens K. Nørskov,Jens K. Nørskov +13 more
TL;DR: Density functional theory calculations were used in combination with the computational standard hydrogen electrode to calculate the free energy profile for the reduction of N(2) admolecules and N adatoms on several close-packed and stepped transition metal surfaces in contact with an acidic electrolyte.
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Ammonia synthesis from first-principles calculations.
Karoliina Honkala,Anders Hellman,Ioannis N. Remediakis,Ashildur Logadottir,Anna Carlsson,Søren Dahl,Claus H. Christensen,Jens K. Nørskov +7 more
TL;DR: The rate of ammonia synthesis over a nanoparticle ruthenium catalyst can be calculated directly on the basis of a quantum chemical treatment of the problem using density functional theory, and offers hope for computer-based methods in the search for catalysts.
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Electrochemical Reduction of N2 under Ambient Conditions for Artificial N2 Fixation and Renewable Energy Storage Using N2/NH3 Cycle
Di Bao,Di Bao,Qi Zhang,Fan-Lu Meng,Fan-Lu Meng,Hai-Xia Zhong,Miao-Miao Shi,Miao-Miao Shi,Yu Zhang,Jun-Min Yan,Qing Jiang,Xin-Bo Zhang +11 more
TL;DR: Using tetrahexahedral gold nanorods as a heterogeneous electrocatalyst, an electrocatalytic N2 reduction reaction was shown to be possible at room temperature and atmospheric pressure, with a high Faradic efficiency up to 4.02% at -0.2 V vs reversible hydrogen electrode.
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The Challenge of Electrochemical Ammonia Synthesis: A New Perspective on the Role of Nitrogen Scaling Relations.
Joseph Montoya,Charlie Tsai,Aleksandra Vojvodic,Aleksandra Vojvodic,Jens K. Nørskov,Jens K. Nørskov +5 more
TL;DR: In this work, insights from DFT calculations that describe limitations on the low-temperature electrocatalytic production of NH3 from N2 are presented and new strategies for catalyst design are proposed that may help guide the search for an electrocatalyst that can achieve selective N2 reduction.