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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Single atom catalysis for electrocatalytic ammonia synthesis
TL;DR: In this paper, a review analyzes recent theoretical and experimental advances in the development of single atom catalysts used for the eNRR, including their synthesis and in situ characterization, as well as the classification and activity of noble metal-, non-noble metal, and nonmetal-based SACs.
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Transition Metal-Tetracyanoquinodimethane Monolayers as Single-Atom Catalysts for Electrocatalytic Nitrogen Reduction Reaction
TL;DR: In this paper, the authors confirm that single Sc and Ti atom supported on tetracyanoquinodimethane monolayers (Sc,Ti-TCNQ) are excellent candidates for NRR electrocatalysts.
Journal ArticleDOI
Single-atom metal–N4 site molecular electrocatalysts for ambient nitrogen reduction
Sai Sun,Xiaoxuan Yang,Siqi Li,Xinyu Chen,Ke Li,Jiaqi Lv,Wenwen Wang,Dongming Cheng,Yong-Hui Wang,Hong-Ying Zang +9 more
TL;DR: In this paper, a well-defined cobalt tetraphenylporphyrin (CoTPP) molecule was used as a model catalyst for N2 reduction to NH3.
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Graphdiyne Based Atomic Catalyst: an Emerging Star for Energy Conversion
Chao Zhang,Yuliang Li +1 more
TL;DR: A review of the recent advances in the researches of atomic catalysts can be found in this article, where the authors highlight the promising potentials in catalysis and energy conversion due to their higher atomic utilization, higher selectivity, activity and durability.
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A spinel ferrite catalyst for efficient electroreduction of dinitrogen to ammonia.
TL;DR: Mechanistic investigations revealed that the surface Fe atoms serve as key NRR active sites for favorable N2 adsorption and H+ suppression, which may facilitate the understanding and exploration of Earth-abundant spinel ferrite catalysts for electrochemical dinitrogen fixation.
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.