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
Citations
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Non‐metal Single‐Iodine‐Atom Electrocatalysts for the Hydrogen Evolution Reaction
Yongqiang Zhao,Tao Ling,Shuangming Chen,Bo Jin,Anthony Vasileff,Yan Jiao,Li Song,Jun Luo,Shi-Zhang Qiao,Shi-Zhang Qiao +9 more
TL;DR: The SANi-I exhibits robust structural stability and exceptional electrocatalytic activity for the hydrogen evolution reaction, and in-situ Raman spectroscopy reveals that the hydrogen adatom is adsorbed by a single iodine atom, forming the I-Hads intermediate, which promotes the HER process.
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Spontaneous Atomic Ruthenium Doping in Mo2CTX MXene Defects Enhances Electrocatalytic Activity for the Nitrogen Reduction Reaction
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Recent progress in the electrochemical ammonia synthesis under ambient conditions
Runbo Zhao,Hongtao Xie,Le Chang,Xiaoxue Zhang,Xiaojuan Zhu,Xin Tong,Ting Wang,Yonglan Luo,Peipei Wei,Zhiming Wang,Xuping Sun +10 more
TL;DR: In this paper, a review of the electrocatalytic N2 reduction reaction (NRR) is presented, with a particular focus on the improvement of the catalytic activity and selectivity toward ammonia production through optimizing the electrolyte, pH and the structure of the catalyst.
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Mechanochemical Kilogram-Scale Synthesis of Noble Metal Single-Atom Catalysts
Xiaohui He,Yuchen Deng,Ying Zhang,Qian He,Dequan Xiao,Mi Peng,Yue Zhao,Hao Zhang,Rongchang Luo,Tao Gan,Hongbing Ji,Ding Ma +11 more
TL;DR: In this paper, a mechanochemical approach for the mass production of noble metal SACs was reported, and the successful formation of atomically dispersed palladium species on zinc oxide (Pd1/ZnO) was verified by aberration-corrected high-angle annular dark-field scanning transmission electron microscopy and X-ray absorption spectroscopy.
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.