Constructing heterostructure of CeO2/WS2 to enhance catalytic activity and stability toward hydrogen generation

Article Chemistry, Multidisciplinary

Self-Assembled Two-Dimensional NiO/CeO2 Heterostructure Rich in Oxygen Vacancies as Efficient Bifunctional Electrocatalyst for Alkaline Hydrogen Evolution and Oxygen Evolution

Yan Zhang et al.

Summary: The self-assembled 2 D NiO/CeO2 heterostructure exhibits excellent bifunctional catalytic properties for both the HER and OER in alkaline conditions, including low onset overpotential, good durability, and large active surface area.

CHEMISTRY-A EUROPEAN JOURNAL (2021)

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Article Chemistry, Physical

Synthesis of 3D heterostructure Co-doped Fe2P electrocatalyst for overall seawater electrolysis

Shaohua Wang et al.

Summary: The study presents a novel three-dimensional metal phosphide electrocatalyst (Co-Fe2P) deposited on Ni foam for seawater electrolysis, showing enhanced electrocatalytic properties for both the oxygen evolution reaction (OER) and hydrogen evolution reaction (HER). Density functional theory calculations demonstrated the beneficial effect of CoFe2P on HER due to its suitable H* adsorption, with the potential for application in efficient electrolysis of seawater.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

CoS2 Nanoparticles Supported on rGO, g-C3N4, BCN, MoS2, and WS2 Two-Dimensional Nanosheets with Excellent Electrocatalytic Performance for Overall Water Splitting: Electrochemical Studies and DFT Calculations

Priyakshree Borthakur et al.

Summary: Efficient and durable electrochemical water splitting using CoS2 NPs supported on 2D materials like MoS2 and WS2 was investigated. CoS2/WS2 was found to be the most effective catalyst for both hydrogen and oxygen evolution reactions, with high stability and performance over 96 hours at a cell voltage of 1.6 V. Density functional theory calculations further supported the superior HER catalytic performance of CoS2/MoS2 and CoS2/WS2 hybrid catalysts.

ACS APPLIED ENERGY MATERIALS (2021)

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Article Chemistry, Physical

Photosensitive WS2/ZnO Nano-Heterostructure-Based Electrocatalysts for Hydrogen Evolution Reaction

Pratik M. Pataniya et al.

Summary: This study presents WS2/ZnO (WZO) nano-heterostructures with optimized materials properties for high-performance photoelectrocatalytic activity, showing faster hydrogen evolution reaction (HER) compared to pristine WS2 and ZnO. The catalyst has stable HER activity for chrono-amperometry of 25 h and cyclic voltammetry of 2000 cycles, demonstrating visible light-sensitive catalytic activity with significantly reduced over potential. Additionally, the research reports a self-powered and fast photodetection ability with a responsivity of 6.7 mA/W and a maximum photoresponsivity of 1.34 A/W.

ACS APPLIED ENERGY MATERIALS (2021)

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Article Chemistry, Multidisciplinary

Concurrent Vacancy and Adatom Defects of Mo1-xNbxSe2 Alloy Nanosheets Enhance Electrochemical Performance of Hydrogen Evolution Reaction

Ik Seon Kwon et al.

Summary: Alloyed Mo1-xNbxSe2 nanosheets exhibit enhanced electrocatalytic performance for hydrogen evolution reaction due to increased defect density that promotes H atom adsorption. Calculations suggest that the alloy phase has more defects than individual NbSe2 or MoSe2, with a separated NbSe2 domain at x = 0.5 favoring the formation of Nb/Se vacancies and adatoms in a cooperative manner.

ACS NANO (2021)

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Article Nanoscience & Nanotechnology

Integration of Ni Doping and a Mo2C/MoC Heterojunction for Hydrogen Evolution in Acidic and Alkaline Conditions

Changhai Liu et al.

Summary: A facile method for preparing molybdenum carbide on nitrogen-doped carbon has been developed, resulting in Ni-0.5@MoCx/NC with superior HER performance and stability. Theoretical simulation confirmed the mechanism behind its excellent activity.

ACS APPLIED MATERIALS & INTERFACES (2021)

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Article Chemistry, Multidisciplinary

Single-Atom Co-Decorated MoS2 Nanosheets Assembled on Metal Nitride Nanorod Arrays as an Efficient Bifunctional Electrocatalyst for pH-Universal Water Splitting

Thi Luu Luyen Doan et al.

Summary: The study developed an advanced bifunctional electrocatalyst based on single-atom Co-decorated MoS2 nanosheets grown on 3D titanium nitride nanorod arrays for overall water splitting in pH-universal electrolytes, showing superior efficiency and stability compared to previous non-noble metal catalysts.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Article Chemistry, Multidisciplinary

Novel WS2/Fe0.95S1.05 Hierarchical Nanosphere as a Highly Efficient Electrocatalyst for Hydrogen Evolution Reaction

Lei Sun et al.

Summary: Fe0.95S1.05 is successfully incorporated into WS2 nanosheets via a one-step solvothermal method, resulting in a hybrid catalyst with enhanced HER performance. The synergistic effect between W- and Fe-based sulfide hybrid catalysts is confirmed, contributing to the improved catalytic activity.

CHEMISTRY-A EUROPEAN JOURNAL (2021)

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Article Chemistry, Physical

Photonic Flash Synthesis of Mo2C/Graphene Electrocatalyst for the Hydrogen Evolution Reaction

Danick Reynard et al.

Summary: Molybdenum carbides (Mo2C) have been explored as alternative electrocatalysts for the hydrogen evolution reaction. A fast and simple fabrication method for Mo2C-based electrocatalysts on a carbon cloth substrate was proposed using photonic flash synthesis (PFS). The resulting material showed excellent catalytic performance and stability in acidic media.

ACS CATALYSIS (2021)

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Article Chemistry, Multidisciplinary

Atomically Dispersed Platinum Modulated by Sulfide as an Efficient Electrocatalyst for Hydrogen Evolution Reaction

Kai Ling Zhou et al.

Summary: Atomically dispersed catalytically active metals offer high atom utilization efficiency and cost-effective pathway for catalyst design; Enhancing metal atom coordination is an advanced strategy for improving single-atom catalysts activity and selectivity; The Pt-SA-Ni3S2 SAC exhibits extremely high mass activity and can be applied in electrocatalysis.

ADVANCED SCIENCE (2021)

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Article Chemistry, Physical

Templated fabrication of perfectly aligned metal-organic framework-supported iron-doped copper-cobalt selenide nanostructure on hollow carbon nanofibers for an efficient trifunctional electrode material

Su-Hyeong Chae et al.

Summary: This study demonstrates the synthesis of a high-performance trifunctional electrocatalyst based on iron-doped copper-cobalt selenide supported metal-organic frameworks. The Fe-doped MOF CuCoSe@HCNF nanostructure exhibits outstanding electrochemical activity towards the OER, HER, and ORR, mainly due to its unique structural features facilitating favorable electron transfer between the electrode and electrolyte interface for successful trifunctional water splitting electrocatalysis.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

Hierarchically assembling cobalt/nickel carbonate hydroxide on copper nitride nanowires for highly efficient water splitting

Shao-Qing Liu et al.

Summary: The study successfully synthesized a 3D hierarchical electrocatalyst with excellent hydrogen and oxygen catalytic capabilities, achieving efficient water splitting at lower overpotentials.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

Fe13+-ion irradiated WS2 with multi-vacancies and Fe dopants for hydrogen evolution reaction

Dianliang Cao et al.

Summary: This study successfully increased the number of vacancies in WS2 through surface irradiation, combined with a doping strategy to enhance the electrocatalytic activity of the WS2 catalyst for the hydrogen evolution reaction in acidic electrolytes.

FLATCHEM (2021)

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Article Chemistry, Multidisciplinary

Local electrochemical activity of transition metal dichalcogenides and their heterojunctions on 3D-printed nanocarbon surfaces

Katarina A. Novcic et al.

Summary: This study investigates the electrochemical performance of MoS2 and WS2 within thermally activated 3D-printed nanocarbon structures for the hydrogen evolution reaction (HER). The research demonstrates that the active sites for HER are not only located at the outer surface, but also distributed in the interior of the 3D-printed structures up to around 150 μm for MoS2 and 300 μm for WS2.

NANOSCALE (2021)

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Article Chemistry, Physical

Boosting alkaline hydrogen evolution performance of Co4N porous nanowires by interface engineering of CeO2 tuning

Mengjie Lu et al.

Summary: This study developed a high-efficiency catalyst for alkaline HER by combining CeO2 and Co4N, which exhibited superhydrophilic and superaerophobic properties to promote water adsorption/dissociation, resulting in significantly improved performance. The synthesized electrode showed promising potential in mass applications with extraordinary long-time durability.

JOURNAL OF MATERIALS CHEMISTRY A (2021)

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Review Chemistry, Physical

Recent Advances in Layered Tungsten Disulfide as Electrocatalyst for Water Splitting

Ni Zhiyuan et al.

CHEMCATCHEM (2020)

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Article Chemistry, Multidisciplinary

Boosting Activity on Co4N Porous Nanosheet by Coupling CeO2for Efficient Electrochemical Overall Water Splitting at High Current Densities

Hongming Sun et al.

ADVANCED FUNCTIONAL MATERIALS (2020)

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Article Chemistry, Multidisciplinary

Hybridization of Bimetallic Molybdenum-Tungsten Carbide with Nitrogen-Doped Carbon: A Rational Design of Super Active Porous Composite Nanowires with Tailored Electronic Structure for Boosting Hydrogen Evolution Catalysis

Huan Li et al.

ADVANCED FUNCTIONAL MATERIALS (2020)

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Article Chemistry, Multidisciplinary

One-Pot Selective Epitaxial Growth of Large WS2/MoS2 Lateral and Vertical Heterostructures

Juntong Zhu et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2020)

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Article Chemistry, Multidisciplinary

Addressable surface engineering for N-doped WS2 nanosheet arrays with abundant active sites and the optimal local electronic structure for enhanced hydrogen evolution reaction

Haiqing Wang et al.

NANOSCALE (2020)

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Article Chemistry, Physical

Oxygen-Vacancy-Induced CeO2/Co4N heterostructures toward enhanced pH-Universal hydrogen evolution reactions

Na Yao et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2020)

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Article Chemistry, Physical

In situ nitridated porous nanosheet networked Co3O4-Co4N heteronanostructures supported on hydrophilic carbon cloth for highly efficient electrochemical hydrogen evolution

Bin Liu et al.

JOURNAL OF MATERIALS CHEMISTRY A (2019)

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Article Chemistry, Physical

Niobium disulphide (NbS2)-based (heterogeneous) electrocatalysts for an efficient hydrogen evolution reaction

Leyla Najafi et al.

JOURNAL OF MATERIALS CHEMISTRY A (2019)

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Article Chemistry, Multidisciplinary

When NiO@Ni Meets WS2 Nanosheet Array: A Highly Efficient and Ultrastable Electrocatalyst for Overall Water Splitting

Dewen Wang et al.

ACS CENTRAL SCIENCE (2018)

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Article Chemistry, Multidisciplinary

Ultrafine Co Nanoparticles Encapsulated in Carbon-Nanotubes-Grafted Graphene Sheets as Advanced Electrocatalysts for the Hydrogen Evolution Reaction

Ziliang Chen et al.

ADVANCED MATERIALS (2018)

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Article Chemistry, Multidisciplinary

Vanadium-Doped WS2 Nanosheets Grown on Carbon Cloth as a Highly Efficient Electrocatalyst for the Hydrogen Evolution Reaction

Anning Jiang et al.

CHEMISTRY-AN ASIAN JOURNAL (2018)

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Review Chemistry, Multidisciplinary

Heterostructures for Electrochemical Hydrogen Evolution Reaction: A Review

Guoqiang Zhao et al.

ADVANCED FUNCTIONAL MATERIALS (2018)

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Article Chemistry, Physical

Sulphur edge and vacancy assisted nitrogenphosphorus co- doped exfoliated tungsten disulfide: a superior electrocatalyst for hydrogen evolution reaction

Anurupa Maiti et al.

JOURNAL OF MATERIALS CHEMISTRY A (2018)

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Article Chemistry, Physical

CoO-modified Co4N as a heterostructured electrocatalyst for highly efficient overall water splitting in neutral media

Rui-Qing Li et al.

JOURNAL OF MATERIALS CHEMISTRY A (2018)

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Article Chemistry, Multidisciplinary

Efficient Catalysis of Hydrogen Evolution Reaction from WS2(1-x)P2x Nanoribbons

Tofik Ahmed Shifa et al.

SMALL (2017)

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Article Chemistry, Physical

Ultrathin Nitrogen-Doped Carbon Coated with CoP for Efficient Hydrogen Evolution

Fulin Yang et al.

ACS CATALYSIS (2017)

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Article Electrochemistry

Electrochemical sulfidation of WS2 nanoarrays: Strong dependence of hydrogen evolution activity on transition metal sulfide surface composition

Daniel Escalera-Lopez et al.

ELECTROCHEMISTRY COMMUNICATIONS (2017)

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Article Chemistry, Physical

Oxidized carbon fiber supported vertical WS2 nanosheets arrays as efficient 3 D nanostructure electrocatalyts for hydrogen evolution reaction

Xiao Shang et al.

APPLIED SURFACE SCIENCE (2017)

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Article Chemistry, Multidisciplinary

Engineering Substrate Interactions for High Luminescence Efficiency of Transition-Metal Dichalcogenide Monolayers

Yifei Yu et al.

ADVANCED FUNCTIONAL MATERIALS (2016)

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Article Chemistry, Physical

Electrocatalytic activity and electrochemical stability of Ni-S/CeO2 composite electrode for hydrogen evolution in alkaline water electrolysis

Kaiyue Zhang et al.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2016)

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Article Chemistry, Multidisciplinary

One-pot synthesis of nanosheet-assembled hierarchical MoSe2/CoSe2 microcages for the enhanced performance of electrocatalytic hydrogen evolution

C. H. Mu et al.

RSC ADVANCES (2016)

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Article Chemistry, Multidisciplinary

Vertically Aligned WS2 Nanosheets for Water Splitting

Yang Yang et al.

ADVANCED FUNCTIONAL MATERIALS (2015)

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Article Chemistry, Multidisciplinary

Impact of a conductive oxide core in tungsten sulfide-based nanostructures on the hydrogen evolution reaction

Bora Seo et al.

CHEMICAL COMMUNICATIONS (2015)

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Article Chemistry, Physical

Vertically oriented MoS2 and WS2 nanosheets directly grown on carbon cloth as efficient and stable 3-dimensional hydrogen-evolving cathodes

Ya Yan et al.

JOURNAL OF MATERIALS CHEMISTRY A (2015)

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Article Chemistry, Multidisciplinary

Advancing the Electrochemistry of the Hydrogen-Evolution Reaction through Combining Experiment and Theory

Yao Zheng et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2015)

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Article Nanoscience & Nanotechnology

Tungsten Phosphide Nanorod Arrays Directly Grown on Carbon Cloth: A Highly Efficient and Stable Hydrogen Evolution Cathode at All pH Values

Zonghua Pu et al.

ACS APPLIED MATERIALS & INTERFACES (2014)

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Article Chemistry, Multidisciplinary

Ultrathin WS2 Nanoflakes as a High-Performance Electrocatalyst for the Hydrogen Evolution Reaction

Liang Cheng et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2014)

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Highly active hydrogen evolution catalysis from metallic WS2 nanosheets

Mark A. Lukowski et al.

ENERGY & ENVIRONMENTAL SCIENCE (2014)

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Extraordinary Room-Temperature Photoluminescence in Triangular WS2 Monolayers

Humberto R. Gutierrez et al.

NANO LETTERS (2013)

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Structure and electronic properties of cerium orthophosphate: Theory and experiment

Nicole Adelstein et al.

PHYSICAL REVIEW B (2011)

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Sustainable hydrogen production

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SCIENCE (2004)

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Alternative energy technologies

MS Dresselhaus et al.

NATURE (2001)

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Constructing heterostructure of CeO2/WS2 to enhance catalytic activity and stability toward hydrogen generation

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