Nanoporous NiBi catalyst for efficient electrochemical N2 fixation

Article Engineering, Environmental

Highly exfoliated NiPS3 nanosheets as efficient electrocatalyst for high yield ammonia production

Balaraman Vedhanarayanan et al.

Summary: The study investigated the potential of NiPS3 as an NRR electrocatalyst, demonstrating excellent NRR performance after exfoliation, with high NH3 yield and strong stability.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Chemistry, Multidisciplinary

Os1B11N12/C2N as an Efficient Electrocatalyst for Nitrogen Reduction Reaction

Xue J. Yang et al.

Summary: This study systematically investigated the nitrogen reduction reaction on Os-doped BN cluster supported on C2N through density functional theory calculations. The findings suggest that adjusting the BN cluster on the d-band edge of Os atom can achieve optimal adsorption strength, leading to efficient nitrogen reduction reaction.

CHEMSUSCHEM (2022)

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Article Chemistry, Multidisciplinary

Delicate Tuning of the Ni/Co Ratio in Bimetal Layered Double Hydroxides for Efficient N2 Electroreduction

Zhi Zou et al.

Summary: In this study, hollow NiCo-LDH nanocages were successfully prepared and their relationship between structure and electrocatalytic performance was investigated. By revealing the synergetic mechanisms of Ni and Co ions and proposing optimized catalytic sites, high NH3 yield and faradaic efficiency in N-2 electroreduction were achieved.

CHEMSUSCHEM (2022)

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Article Chemistry, Multidisciplinary

Amorphous core/shell Ti-doped SnO2 with synergistically improved N2 adsorption/activation and electrical conductivity for electrochemical N2 reduction

Yu Yan et al.

Summary: This article introduces an effective strategy for developing NRR electrocatalysts with synergistically enhanced N-2 adsorption/activation and electrical conductivity through heteroatom doping. Computational and experimental studies demonstrate that Ti-doped SnO2 has significantly enhanced NRR performance, and the fundamental mechanism for improving NRR performance of SnO2 by Ti doping is revealed.

CHINESE CHEMICAL LETTERS (2022)

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Article Chemistry, Multidisciplinary

Boosting Nitrogen Reduction Reaction via Electronic Coupling of Atomically Dispersed Bismuth with Titanium Nitride Nanorods

Zichao Xi et al.

Summary: By constructing a single bismuth atom-incorporated hollow titanium nitride nanorods encapsulated in a carbon-based layer for electrocatalytic NRR, the study achieved impressive ammonia yield rate and high FE. The unique monolithic core-shell structure with a porous design was found to provide abundant active sites, exceptional charge-transfer properties, and good stability, while the cooperative effect of bismuth atoms and titanium nitride significantly improved the NRR performance.

ADVANCED SCIENCE (2022)

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Article Chemistry, Physical

Modulation of surface properties on cobalt phosphide for high-performance ambient ammonia electrosynthesis

Qiangguo Meng et al.

Summary: This study presents a method to transform cobalt phosphide, which favors the hydrogen evolution reaction, into an electrocatalyst favorable for the nitrogen reduction reaction by modulating surface properties. The oxidized CoP particles encapsulated in carbon nanotubes exhibit high NH3 yield and Faradaic efficiency, while inhibiting the hydrogen evolution reaction and facilitating the nitrogen reduction reaction. In-situ Raman spectra and density functional theory calculations confirm the surface modulation effects.

APPLIED CATALYSIS B-ENVIRONMENTAL (2022)

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Article Chemistry, Physical

Bi2S3 quantum dots in situ grown on MoS2 nanoflowers: An efficient electron-rich interface for photoelectrochemical N2 reduction

Nan Gao et al.

Summary: Photoelectrocatalysis is a sustainable and environmentally friendly technology for NH3 synthesis, but the low efficiency of ammonia synthesis in photoelectrochemical nitrogen reduction reactions (PEC NRR) is a major problem. In this study, an efficient PEC NRR catalyst, BQD/MS, was developed and it exhibited excellent structure and interfacial charge distribution, promoting the migration of photogenerated electrons and improving N-2 reduction performance.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

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Article Chemistry, Physical

High-density Fe single atoms anchored on 2D-Fe2C12 monolayer materials for N2 reduction to NH3 with high activity and selectivity

Yaowei Xiang et al.

Summary: This study investigates the nitrogen reduction reaction (NRR) on 2D-Fe2C12 materials and finds that the 1s-Fe2C12 monolayer exhibits high activity and selectivity due to the cooperative interaction of adjacent Fe active sites. The results suggest that 1s-Fe2C12 has great potential for designing efficient electrocatalysts for NRR.

APPLIED SURFACE SCIENCE (2022)

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Article Chemistry, Inorganic & Nuclear

Electron coupled FeS2/MoS2 heterostructure for efficient electrocatalytic ammonia synthesis under ambient conditions

Bo Wang et al.

Summary: A FeS2 coupled MoS2 heterostructure was designed for ammonia synthesis under ambient conditions. The optimized nanocomposite showed high ammonia yield rate and good stability.

DALTON TRANSACTIONS (2022)

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Article Chemistry, Multidisciplinary

Gel-Derived Amorphous Bismuth-Nickel Alloy Promotes Electrocatalytic Nitrogen Fixation via Optimizing Nitrogen Adsorption and Activation

Zhiwei Fang et al.

Summary: This study developed a 3D amorphous BiNi alloy that significantly enhances the NRR efficiency compared to crystalline and metal counterparts. Ni alloying improves the chemisorption of nitrogen, resulting in higher NH3 production rate and Faradaic efficiency. The interconnected porous scaffold in the 3D alloy enables enhanced electron transfer and increased electrochemical surface area, making it efficient and stable for potential practical applications.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2021)

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Article Chemistry, Physical

Building of sub-monolayer MoS2-x structure to circumvent the scaling relations in N2-to-NH3 electrocatalysis

Wenzhuo Wu et al.

Summary: Efficient electroreduction of N-2 into NH3 remains challenging due to scaling relations and competing HER. However, a sub-monolayer MoS2-x structure can dissociate and dynamically hydrogenize N-2, stabilize nitrogen intermediates selectively, and bypass inherent scaling relations, achieving outstanding electrocatalytic performance at ultra-low overpotential.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

High spin polarization ultrafine Rh nanoparticles on CNT for efficient electrochemical N2 fixation to ammonia

Yan Zhang et al.

Summary: This study combines theoretical calculations with experimental research to reveal the impact of high spin related to size effects and charge density related to substrate effects on the catalytic activity of NRR catalysts. By designing ultrafine Rh nanoparticles anchored on CNT, excellent NRR performance under ambient conditions is achieved, thanks to the synergistic effect of high-spin polarization of Rh NPs and charge exchange with the substrate.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

Electrodeposited porous spherical Ni(OH)2@Ni on carbon paper for high-efficiency hydrogen evolution

Shenglin Lu et al.

Summary: Porous Ni(OH)(2)@Ni spherical particles were prepared as efficient electrocatalysts for hydrogen evolution, showing better performance compared to single-phase Ni or Ni(OH)(2) particles. The overpotential of the catalyst was 106 mV at a current density of 10 mA cm(-2), with a Tafel slope of 88 mV dec(-1). The catalyst also exhibited good stability and a Faradaic efficiency of 100%.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2021)

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Article Engineering, Environmental

Tailoring the bifunctional electrocatalytic activity of electrodeposited molybdenum sulfide/iron oxide heterostructure to achieve excellent overall water splitting

Subhasis Shit et al.

Summary: In this study, a facile two-step electrodeposition technique was used to directly fabricate a series of MoS2/Fe2O3 heterostructure on nickel foam substrate, altering the duration of deposition steps to regulate the physicochemical properties and water splitting efficiency. The successful integration of Fe2O3 with MoS2 synergistically enhanced the electrocatalytic activity, sustaining overall water splitting proficiency for approximately 30 hours at high current density. This investigation establishes the two-step electrodeposition process as an effective strategy for tailoring electrocatalytic activity.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Chemistry, Multidisciplinary

Nanoporous Intermetallic Pd3Bi for Efficient Electrochemical Nitrogen Reduction

Xuejing Wang et al.

Summary: Electrocatalytic nitrogen reduction at ambient temperature is a challenging green technology for artificial nitrogen fixation due to low yield and poor selectivity. A nanoporous ordered intermetallic Pd3Bi prepared from chemically etched PdBi2 exhibits efficient electrocatalytic nitrogen reduction, achieving high activity and selectivity. Further studies show that strong coupling between Pd-Bi sites plays a crucial role in electron transfer of intermetallic Pd3Bi, improving the NRR process performance.

ADVANCED MATERIALS (2021)

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Article Chemistry, Physical

Boron doping and high curvature in Bi nanorolls for promoting photoelectrochemical nitrogen fixation

Fuchun Xu et al.

Summary: This research presents a new strategy for tailoring cathodic bismuth sites with boron doping and rolling curvature to enhance PEC NRR performance, providing guidance for rational design of highly active and selective metallic catalyst in PEC NRR.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Multidisciplinary

Oxidation State Modulation of Bismuth for Efficient Electrocatalytic Nitrogen Reduction to Ammonia

Yuchi Wan et al.

Summary: This study reports an efficient NRR electrocatalyst by rational design of Bi nanoparticles and optimization of oxidation state, achieving efficient ammonia synthesis under ambient conditions. By modulating the oxidation state of Bi, the p-filling of active sites and adsorption of *NNH were enhanced, facilitating the electrocatalytic NRR.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Article Chemistry, Multidisciplinary

Nanoporous NiSb to Enhance Nitrogen Electroreduction via Tailoring Competitive Adsorption Sites

Guilan Fan et al.

Summary: The nanoporous NiSb alloy is reported as an efficient electrocatalyst for N-2 fixation, achieving high ammonia yield rate and Faradaic efficiency. Density functional theory calculations reveal the advantages of NiSb alloy in N-2 hydrogenation, providing a promising strategy for enhancing the reduction of inert molecules.

ADVANCED MATERIALS (2021)

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Article Chemistry, Physical

Ambient electrosynthesis of NH3 from N2 using Bi-doped cube as electrocatalyst

Ning Cao et al.

Summary: The synthesis of ammonia through electrochemical nitrogen reduction reaction (NRR) shows promising potential, with Bi-doped CeO2 nanocubes exhibiting higher activity and efficiency compared to traditional CeO2 nanoparticles.Bi doping and cube morphology are critical for enhanced NRR performance, as demonstrated by detailed analysis and first-principle calculations.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2021)

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Article Chemistry, Physical

A comparative study of Bi, Sb, and BiSb for electrochemical nitrogen reduction leading to a new catalyst design strategy

Youn Jeong Jang et al.

Summary: Studying the ENRR properties of Bi, Sb, and BiSb alloy reveals that the formation of BiSb alloy enhances the faradic efficiency for NH3 production. While Bi and Sb show comparable ENRR performances, the BiSb alloy distinctly increases the faradic efficiency.

JOURNAL OF MATERIALS CHEMISTRY A (2021)

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Article Chemistry, Multidisciplinary

Vacancy Engineering of Iron-Doped W18O49 Nanoreactors for Low-Barrier Electrochemical Nitrogen Reduction

Yueyu Tong et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2020)

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Article Chemistry, Physical

Sulfur Atomically Doped Bismuth Nanobelt Driven by Electrochemical Self-Reconstruction for Boosted Electrocatalysis

Yunxiang Lin et al.

JOURNAL OF PHYSICAL CHEMISTRY LETTERS (2020)

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Article Chemistry, Physical

Atomically embedded asymmetrical dual-metal dimers on N-doped graphene for ultra-efficient nitrogen reduction reaction

Tianwei He et al.

JOURNAL OF CATALYSIS (2020)

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Article Chemistry, Physical

In Situ Fragmented Bismuth Nanoparticles for Electrocatalytic Nitrogen Reduction

Dazhi Yao et al.

ADVANCED ENERGY MATERIALS (2020)

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Article Chemistry, Physical

Exposure of Definite Palladium Facets Boosts Electrocatalytic Nitrogen Fixation at Low Overpotential

Huan Zhao et al.

ADVANCED ENERGY MATERIALS (2020)

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Article Chemistry, Inorganic & Nuclear

A spinet ferrite catalyst for efficient electroreduction of dinitrogen to ammonia

Ye Tian et al.

DALTON TRANSACTIONS (2020)

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Article Chemistry, Multidisciplinary

Life cycle energy use and greenhouse gas emissions of ammonia production from renewable resources and industrial by-products

Xinyu Liu et al.

GREEN CHEMISTRY (2020)

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Article Chemistry, Physical

The conversion reaction mechanism of bimetallic Ni-Fe hydroxycarbonate and its encapsulation in carbon nanospheres for achieving excellent Li-ion storage performance

Jin-Sung Park et al.

JOURNAL OF MATERIALS CHEMISTRY A (2020)

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Article Chemistry, Physical

Support effect boosting the electrocatalytic N2 reduction activity of Ni2P/N,P-codoped carbon nanosheet hybrids

Menglei Yuan et al.

JOURNAL OF MATERIALS CHEMISTRY A (2020)

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Article Chemistry, Physical

Bimetal-MOF nanosheets as efficient bifunctional electrocatalysts for oxygen evolution and nitrogen reduction reaction

Weixin Li et al.

JOURNAL OF MATERIALS CHEMISTRY A (2020)

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Article Chemistry, Physical

Two-Dimensional Mosaic Bismuth Nanosheets for Highly Selective Ambient Electrocatalytic Nitrogen Reduction

Laiquan Li et al.

ACS CATALYSIS (2019)

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Article Chemistry, Multidisciplinary

Generating Defect-Rich Bismuth for Enhancing the Rate of Nitrogen Electroreduction to Ammonia

Yue Wang et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

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Article Chemistry, Multidisciplinary

Electrochemical Reduction of N2 into NH3 by Donor-Acceptor Couples of Ni and Au Nanoparticles with a 67.8% Faradaic Efficiency

Zhong-Hua Xue et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2019)

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Article Chemistry, Multidisciplinary

Electrochemical Fabrication of Porous Au Film on Ni Foam for Nitrogen Reduction to Ammonia

Hongjing Wang et al.

SMALL (2019)

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Article Chemistry, Multidisciplinary

Nitrogen Fixation by Ru Single-Atom Electrocatalytic Reduction

Hengcong Tao et al.

CHEM (2019)

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Article Chemistry, Multidisciplinary

Direct fabrication of bi-metallic PdRu nanorod assemblies for electrochemical ammonia synthesis

Hongjing Wang et al.

NANOSCALE (2019)

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Article Chemistry, Physical

Promoting nitrogen electroreduction to ammonia with bismuth nanocrystals and potassium cations in water

Yu-Chen Hao et al.

NATURE CATALYSIS (2019)

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Article Chemistry, Physical

Efficient electrocatalytic N2 reduction on CoO quantum dots

Ke Chu et al.

JOURNAL OF MATERIALS CHEMISTRY A (2019)

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Article Chemistry, Multidisciplinary

Rational design of electrocatalysts and photo(electro) catalysts for nitrogen reduction to ammonia (NH3) under ambient conditions

Chunxian Guo et al.

ENERGY & ENVIRONMENTAL SCIENCE (2018)

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Article Chemistry, Physical

Suppression of Hydrogen Evolution Reaction in Electrochemical N-2 Reduction Using Single-Atom Catalysts: A Computational Guideline

Changhyeok Choi et al.

ACS CATALYSIS (2018)

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Article Chemistry, Physical

Anchoring PdCu Amorphous Nanocluster on Graphene for Electrochemical Reduction of N2 to NH3 under Ambient Conditions in Aqueous Solution

Miao-Miao Shi et al.

ADVANCED ENERGY MATERIALS (2018)

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Article Chemistry, Physical

Enhancing the rate of electrochemical nitrogen reduction reaction for ammonia synthesis under ambient conditions using hollow gold nanocages

Mohammadreza Nazemi et al.

NANO ENERGY (2018)

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Article Multidisciplinary Sciences

Atomically dispersed Au-1 catalyst towards efficient electrochemical synthesis of ammonia

Xiaoqian Wang et al.

SCIENCE BULLETIN (2018)

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Article Chemistry, Physical

Boron-Doped Graphene for Electrocatalytic N-2 Reduction

Xiaomin Yu et al.

JOULE (2018)

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Article Chemistry, Multidisciplinary

Novel porous molybdenum tungsten phosphide hybrid nanosheets on carbon cloth for efficient hydrogen evolution

Xu-Dong Wang et al.

ENERGY & ENVIRONMENTAL SCIENCE (2016)

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Article Chemistry, Multidisciplinary

Nitrogenase bioelectrocatalysis: heterogeneous ammonia and hydrogen production by MoFe protein

Ross D. Milton et al.

ENERGY & ENVIRONMENTAL SCIENCE (2016)

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Article Chemistry, Multidisciplinary

Nanoparticle Superlattices as Efficient Bifunctional Electrocatalysts for Water Splitting

Jun Li et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2015)

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Nanoporous NiBi catalyst for efficient electrochemical N2 fixation

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