NiMOF-derived MoSe2@NiSe2 heterostructure with hollow core-shell for efficient hydrogen evolution reaction

Article Engineering, Environmental

Co-metal-organic framework derived CoSe2@MoSe2 core-shell structure on carbon cloth as an efficient bifunctional catalyst for overall water splitting

Swati J. Patil et al.

Summary: The study developed a bifunctional electrocatalyst with a core-shell structure, demonstrating excellent water splitting performance and stability in alkaline media.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Chemistry, Multidisciplinary

Co porphyrin-based metal-organic framework for hydrogen evolution reaction and oxygen reduction reaction

Zuozhong Liang et al.

Summary: By utilizing the ligand exchange strategy, molecular@support hybrids were synthesized by combining Co porphyrin with different MOFs, resulting in 1@MOF-5 hybrids with excellent activity for hydrogen evolution and oxygen reduction reaction (HER/ORR). These hybrids also demonstrated tunable selectivity for ORR, showcasing their potential for catalytic applications.

CHINESE CHEMICAL LETTERS (2022)

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Article Chemistry, Physical

Metal-organic-framework based catalyst for hydrogen production: Progress and perspectives

Ha Huu Do et al.

Summary: This paper reviews the research progress of metal-organic frameworks (MOFs) as catalysts for hydrogen production through water splitting. Different types of electrocatalysts and photocatalysts based on MOFs are discussed. The findings of MOF-based catalysts for hydrogen generation are summarized, and the pros and cons of these materials as catalysts for water splitting are discussed. Current challenges and potential developments of MOFs as catalysts are also provided.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2022)

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Article Chemistry, Physical

Interfacial engineering of 3D hollow CoSe2@ultrathin MoSe2 core@shell heterostructure for efficient pH-universal hydrogen evolution reaction

Lili Zhang et al.

Summary: The three dimensional hollow CoSe2@ultrathin MoSe2 core@shell heterostructure exhibits remarkable performance in the hydrogen evolution reaction due to the maximization of active sites and acceleration of charge transfer at heterogeneous interfaces. The density functional theory calculations reveal that the heterointerfaces optimize the Gibbs free energies of H2O and H* during alkaline HER, accelerating the reaction kinetics and providing new guidance for rational design of high-efficient electrocatalysts.

NANO RESEARCH (2022)

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Article Chemistry, Multidisciplinary

Cobalt metal organic framework (Co-MOF) derived CoSe2/C hybrid nanostructures for the electrochemical hydrogen evolution reaction supported by DFT studies

Rajat K. Tripathy et al.

Summary: Graphitic carbon-encapsulated CoSe2 nanorods have been prepared using Co-MOF as the precursor. The carbon network in the CoSe2/C hybrid structure forms channels, improving the accessibility of electrolyte ions and enhancing the catalytic activity and stability in the electrochemical hydrogen evolution reaction.

NEW JOURNAL OF CHEMISTRY (2022)

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Article Chemistry, Physical

Pod-like 2D/3D-CoS2@CC Composite for Enhancing Electrocatalytic Hydrogen Evolution

Zhixian Fu et al.

Summary: The construction of a novel pod-like transition metal-sulfide composite material through the in situ conversion of 2D metal-organic framework nanosheets shows promising hydrogen evolution reaction (HER) properties for water splitting. This study provides a new approach for the design of active and stable 2D/3D composite structure transition metal catalysts.

ELECTROCATALYSIS (2022)

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Article Chemistry, Multidisciplinary

Free-Standing P-Doped NiSe2/MoSe2 Catalyst for Efficient Hydrogen Evolution in Acidic and Alkaline Media

Min Zhu et al.

Summary: The P-doped bimetallic NiSe2-MoSe2(1-1)@CC catalyst shows good hydrogen evolution reaction (HER) activity in both acidic and alkaline solutions, with small overpotential and Tafel slope.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2022)

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Article Chemistry, Inorganic & Nuclear

Hierarchical Coralline-like (NiCo)S2@MoS2 Nanowire Arrays to Accelerate H2 Release for an Efficient Hydrogen Evolution Reaction

Yunhua Zheng et al.

Summary: The authors synthesized a new catalyst material (NiCo)S2@MoS2/CC by serial hydrothermal methods, which exhibits abundant surface-active sites and excellent electrocatalytic performance for the hydrogen evolution reaction in alkaline medium.

INORGANIC CHEMISTRY (2022)

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Article Chemistry, Physical

MOF-derived NiSe2 nanoparticles grown on carbon fiber as a binder-free and efficient catalyst for hydrogen evolution reaction

Ha Huu Do et al.

Summary: This study demonstrates a novel approach for the synthesis of NiSe2/C/CF composite material with superior catalytic performance, which shows good performance and stability as an electrode in hydrogen evolution reaction, providing a new low-cost preparation method for hydrogen energy research.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2022)

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Review Chemistry, Applied

Catalyst activation: Surface doping effects of group VI transition metal dichalcogenides towards hydrogen evolution reaction in acidic media

Bibi Ruqia et al.

Summary: This review focuses on the effects of metal and non-metal doping on group VI TMDs for promoting hydrogen evolution reaction (HER) performances in acidic electrolytes. It provides an introduction to HER, synthetic methods for doped TMDs, and summarizes current challenges and future opportunities.

JOURNAL OF ENERGY CHEMISTRY (2022)

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Article Chemistry, Physical

In Situ Growth of NiSe2-MoSe2 Heterostructures on Graphene Nanosheets as High-Performance Electrocatalyst for Hydrogen Evolution Reaction

Tianjun Dai et al.

Summary: This study presents a simple approach for fabricating bimetallic selenides-based heterostructures on graphene as efficient and stable electrocatalysts for the hydrogen evolution reaction (HER). The NiSe2-MoSe2 HTs/G exhibits superior performance, which can be attributed to the synergistic effects of the NiSe2-MoSe2 heterostructures and the conductivity of the graphene matrix.

CATALYSTS (2022)

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Article Chemistry, Physical

Fabrication of amorphous/polycrystalline CoP@CoB hollow nanochains for efficient hydrogen evolution reaction

Jun Lu et al.

Summary: In this study, amorphous/polycrystalline CoP@CoB hollow nanochains were successfully prepared, which enhanced the electron transfer and Hydrogen Evolution Reaction (HER) performance by increasing the number of active sites and altering the electronic structure.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Article Chemistry, Physical

Bimetallic doping-derived heterostructures in NiCo-WSe2 to promote hydrogen evolution reaction

Feng-bo Guo et al.

Summary: The effects of transition metal doping on the electrocatalytic performance of WSe2 for HER were studied in this work. Co-WSe2 and Ni-WSe2 exhibited better HER performance. NiCo-WSe2 was further prepared and showed superior performance, providing a technological pathway for the development of inexpensive and commercializable HER electrocatalysts.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Article Chemistry, Inorganic & Nuclear

meta-Position synergistic effect induced by Ni-Mo co-doped WSe2 to enhance the hydrogen evolution reaction

Xinya Zhao et al.

Summary: This study synthesized the NiMo-WSe2 catalyst and achieved low overpotentials under acidic and alkaline conditions, significantly improving charge transfer and hydrogen evolution performance. The catalyst, with a larger specific surface area and thinner edge morphology, provides more active sites for hydrogen production.

DALTON TRANSACTIONS (2022)

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Article Energy & Fuels

Synthesis of MoSx/Ni-metal-organic framework-74 composites as efficient electrocatalysts for hydrogen evolution reactions

Ha Huu Do et al.

Summary: A facile strategy was developed to fabricate efficient catalysts by incorporating amorphous molybdenum sulfide (MoSx) and Ni-metal-organic framework (MOF)-74 via a solvothermal process, resulting in excellent hydrogen generation performance in acidic media. The stability of the catalyst was maintained for over 2000 cycles with a slight shift in performance, indicating that the MoSx/Ni-MOF-74 composite is a promising candidate for non-expensive catalysts for hydrogen production using the electrochemical method.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2021)

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Article Chemistry, Physical

Metal-organic framework-derived MoSx composites as efficient electrocatalysts for hydrogen evolution reaction

Ha Huu Do et al.

Summary: Metal-organic frameworks (MOFs) are crystalline porous materials used for energy-related applications, serving as efficient catalysts for hydrogen evolution reactions (HERs). The modification of Co-based MOFs into MoSx can significantly enhance their catalytic activity, offering hope for replacing noble metals with high-performance catalysts in the future.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Chemistry, Physical

Interface engineering of NiS@MoS2 core-shell microspheres as an efficient catalyst for hydrogen evolution reaction in both acidic and alkaline medium

Zhiwen Chen et al.

Summary: The article discusses an interface engineering strategy to construct an efficient and stable NiS@MoS2 core-shell catalyst for water electrolysis to produce hydrogen. The catalyst exhibits rich interfaces, electroactive edges, and superior transport channels, resulting in low overpotentials and excellent catalytic activity.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Chemistry, Physical

Purified mesoporous nickel metal organic framework as electrocatalyst for hydrogen evolution reaction (HER) in basic medium

Kannan Gothandapani et al.

Summary: Metal organic frameworks (MOFs) are good catalysts for hydrogen evolution due to their excellent structural features like porous nature and well-defined morphology. The purification of Nickel-MOF can significantly enhance its electrocatalytic activity, with high purity Ni-MOF exhibiting higher reaction rate kinetics.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2021)

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Article Chemistry, Physical

Dual surfactants applied in synthesis of MoSe2 for high-efficiency hydrogen evolution reaction

Changdian Li et al.

Summary: This study modifies the structure of MoSe2 by using dual surfactants, improving its surface activity, active sites, and catalytic activity, achieving excellent hydrogen evolution reaction (HER) performance. This work paves the way for enhancing electrocatalyst performance in a more efficient manner through the existence of dual surfactants.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Engineering, Electrical & Electronic

Hierarchical tubular MoP/MoS2 composite with enhanced electrochemical hydrogen evolution activity

Peiyuan Wang et al.

Summary: The hierarchical tubular MoP/MoS2 composite fabricated through partially phosphating tubular MoS2 exhibits excellent catalytic activity for the hydrogen evolution reaction, with low overpotential, small Tafel slope, and long-term durability in acid electrolytes. The superior performance of the MoP/MoS2 composite can be attributed to its hierarchical structure and rich active sites.

JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS (2021)

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Article Nanoscience & Nanotechnology

Ternary Nanohybrids Comprising N-Doped Graphene and WSe2-WO3 Nanosheets Enable High-Mass-Loading Electrodes with Long-Term Stability for Hydrogen Evolution

Seonmyeong Noh et al.

Summary: In this study, a strategy for fabricating unique 2D ternary nanohybrids was demonstrated, with N-doped graphene and in-plane WSe2-WO3 heterojunction nanosheets showing promising electrocatalytic performance. The fabricated nanohybrids have a simple fabrication process and potential for practical commercialization.

ACS APPLIED NANO MATERIALS (2021)

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Article Multidisciplinary Sciences

Exposing unsaturated Cu1-O2 sites in nanoscale Cu-MOF for efficient electrocatalytic hydrogen evolution

Weiren Cheng et al.

Summary: We have developed a promising electrocatalyst composed of Fe(OH)(x)@Cu-MOF nanoboxes, which exhibit superior activity and stability for the electrocatalytic hydrogen evolution reaction.

SCIENCE ADVANCES (2021)

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Article Chemistry, Physical

High-valent bimetal Ni3S2/Co3S4 induced by Cu doping for bifunctional electrocatalytic water splitting

Hui Su et al.

Summary: Novel bimetallic sulfide electrocatalysts with excellent HER and OER activity have been synthesized, outperforming most reported bifunctional metal sulfides. This is attributed to the introduction of Cu cation promoting the formation of high-valent Ni/Co sites, which enhances the intrinsic catalytic activity by modulating the d-band center of Co and reducing the adsorption energy of intermediates.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Energy & Fuels

Core-shell architecture of NiSe2 nanoparticles@nitrogen-doped carbon for hydrogen evolution reaction in acidic and alkaline media

Ha Huu Do et al.

Summary: Electrochemical water splitting is a promising pathway for hydrogen generation, but the sluggish cathodic hydrogen evolution reaction kinetics limit its efficiency. Nitrogen-doped materials, like NiSe2@nitrogen-doped carbon, have been investigated as efficient electrocatalysts. The core-shell architecture and high pyridinic-N content in NiSe2@NC-500 degrees C play a crucial role in providing active centers, enhancing conductivity, and improving durability of the catalyst for HER.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2021)

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Article Chemistry, Physical

Interfacial engineering of MoS2/MoN heterostructures as efficient electrocatalyst for pH-universal hydrogen evolution reaction

Aiping Wu et al.

Summary: The MoS2/MoN heterostructures with tuned components exhibit efficient hydrogen evolution reaction (HER) performance due to their hierarchical architecture and the synergistic catalytic effects at the MoS2/MoN interfaces. X-ray photoelectron spectroscopy (XPS) and work function analysis show that these interfaces facilitate charge transport, while density functional theory (DFT) calculations suggest that the MoS2/MoN interface optimization can accelerate the electrochemical HER by improving hydrogen adsorption kinetic energy.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Engineering, Chemical

Recent advances in the electrochemistry of layered post-transition metal chalcogenide nanomaterials for hydrogen evolution reaction

Yong Wang et al.

Journal of Energy Chemistry (2021)

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Article Chemistry, Multidisciplinary

Selenium-induced NiSe2@CuSe2 hierarchical heterostructure for efficient oxygen evolution reaction

Ting Li et al.

Summary: In this study, hierarchical heterostructures of NiSe2 and CuSe2 were synthesized, exhibiting high electrocatalytic activity towards the oxygen evolution reaction in an alkaline environment. Upon adjusting the synthesis conditions, the catalyst showed optimal performance with Ni/Cu molar ratio of 1:0.2, hydrothermal temperature of 200 degrees C, and hydrothermal time of 6 h.

NANOSCALE (2021)

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Article Chemistry, Inorganic & Nuclear

A bimetal hierarchical layer structure MOF grown on Ni foam as a bifunctional catalyst for the OER and HER

Qiuxiang Mou et al.

Summary: NiFe-based non-precious-metal catalysts show promising performance as substitutes for noble-metal-based catalysts, with NiFe-MOF-5 demonstrating good OER and HER activities in alkaline media. The catalyst achieves an overpotential of 168 mV at 10 mA cm(-2) for the OER, and outperforms most previously reported non-precious-metal electrocatalysts in 1 M KOH.

INORGANIC CHEMISTRY FRONTIERS (2021)

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Article Chemistry, Multidisciplinary