Interface engineering of heterostructrured MoSe2/Co0.85Se nanoplate array as a highly efficient electrocatalyst for overall water splitting

Article Chemistry, Physical

Construction of reduced graphene oxide coupled with CoSe2-MoSe2 heterostructure for enhanced electrocatalytic hydrogen production

Min Zhu et al.

Summary: Hydrogen evolution reaction (HER) is a promising technology for addressing energy issues, and the catalyst CoSe2-MoSe2(1-1)/rGO exhibits impressive performance in both acidic and alkaline conditions.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (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, Physical

Interfacial electronic modulation of Ni3S2 nanosheet arrays decorated with Au nanoparticles boosts overall water splitting

Hui Liu et al.

Summary: In this study, a novel Au/Ni3S2 heterostructure catalyst with excellent catalytic activities towards oxygen evolution reaction and hydrogen evolution reaction was fabricated. The catalyst exhibited low working voltage and maintained good stability for 60 hours.

APPLIED CATALYSIS B-ENVIRONMENTAL (2022)

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Review Chemistry, Multidisciplinary

Theoretical Modeling of Electrochemical Proton-Coupled Electron Transfer

Robert E. Warburton et al.

Summary: Proton-coupled electron transfer (PCET) is crucial in electrocatalytic processes. Various theoretical and computational methods have been developed to study electrochemical PCET and calculate related potentials and energies. Periodic density functional theory is also utilized to perform molecular dynamics simulations. Maintaining a constant electrode potential and modeling complex interactions in the electric double layer have been explored. Both homogeneous and heterogeneous electrochemical PCET have been studied, providing analytical expressions for rate constants and current densities.

CHEMICAL REVIEWS (2022)

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Article Chemistry, Physical

Mo,Fe-codoped metal phosphide nanosheets derived from Prussian blue analogues for efficient overall water splitting

Xiaoqiang An et al.

Summary: Designing non-precious electrocatalysts with multiple active centers and durability is important for storing renewable energy. This study reports a low-cost Mo, Fe codoped NiCoPx electrocatalyst with competitive oxygen and hydrogen evolution reaction performance. The Mo, Fe codoped heterostructure accelerates the kinetics of electrochemical water splitting.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

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Article Chemistry, Physical

NiCo2S4 microspheres grown on N, S co-doped reduced graphene oxide as an efficient bifunctional electrocatalyst for overall water splitting in alkaline and neutral pH

Haoquan Li et al.

Summary: Efficient and stable NiCo2S4/N, S co-doped reduced graphene oxide (NCS/NS-rGO) electrocatalyst was reported for water splitting, showing outstanding electrocatalytic performance in both alkaline and neutral conditions, providing strong support for practical water splitting over a wide pH range.

NANO RESEARCH (2022)

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Article Chemistry, Multidisciplinary

Sulfur and oxygen dual vacancies manipulation on 2D NiS2/CeO2 hybrid heterostructure to boost overall water splitting activity

W. Y. Liao et al.

Summary: The 2-dimensional NiS2/CeO2 with unique heterostructure and abundant sulfur and oxygen vacancies (v-NiS2/CeO2 HS) prepared through solvothermal reaction and annealing shows positive effects on promoting the kinetics of oxygen evolution reaction and hydrogen evolution reaction, resulting in low overpotential and high current density. This provides a direction for the development of low-cost, earth-abundant electrocatalysts.

MATERIALS TODAY CHEMISTRY (2022)

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Article Chemistry, Multidisciplinary

Modulating the Electronic Structure on Cobalt Sites by Compatible Heterojunction Fabrication for Greatly Improved Overall Water/ Seawater Electrolysis

Jianpeng Sun et al.

Summary: Optimizing the electronic structure of an electrocatalyst is crucial for enhancing the catalytic activity in water electrolysis. In this study, a hierarchical bimetal selenide microsphere electrocatalyst (CoSe/MoSe2) with good interfacial compatibility was designed and synthesized, based on theoretical predictions. The CoSe/MoSe2 exhibited excellent catalytic performance, attributed to the well-matched interface between CoSe and MoSe2.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2022)

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Article Engineering, Environmental

Active site and intermediate modulation of 3D CoSe2 nanosheet array on Ni foam by Mo doping for high-efficiency overall water splitting in alkaline media

Junlin Huang et al.

Summary: Researchers have developed a Mo-doped three-dimensional porous CoSe2 nanosheet array on commercial Ni foam, which exhibits remarkable bifunctional electrocatalytic performance in alkaline media, reducing the overpotential for hydrogen and oxygen evolution reactions while increasing the current density.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Chemistry, Physical

Efficient MOF- derived V-Ni3S2 nanosheet arrays for electrocatalytic overall water splitting in alkali

Weixuan Dong et al.

Summary: This study developed a simple Ni foam self-templating route for V-doped Ni3S2 nanosheet arrays and prepared an outstanding electrocatalyst MOF-V-Ni3S2/NF, which can achieve efficient water splitting in alkaline solution.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2021)

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Review Chemistry, Inorganic & Nuclear

Modulating electronic structure of metal-organic framework derived catalysts for electrochemical water oxidation

Baghendra Singh et al.

Summary: The focus of the research is on the electronic structure engineering of MOF-derived catalysts to improve water oxidation activity. Strategies for tuning electronic properties through interfacial modulation, surface overlayer, Fermi level manipulation, and heterostructure formation have been addressed to enhance the catalytic activity and stability of MOF-derived catalysts.

COORDINATION CHEMISTRY REVIEWS (2021)

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Article Nanoscience & Nanotechnology

Co9S8 Nanosheet Coupled Cu2S Nanorod Heterostructure as Efficient Catalyst for Overall Water Splitting

Zehao Zang et al.

Summary: This study presents a novel heterostructure catalyst Co9S8/Cu2S/CF with low overpotentials for water splitting. The strong interfacial interaction promotes water molecule dissociation, achieving efficient alkaline water splitting.

ACS APPLIED MATERIALS & INTERFACES (2021)

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Article Chemistry, Multidisciplinary

Universal Strategy of Bimetal Heterostructures as Superior Bifunctional Catalysts for Electrochemical Water Splitting

Qiong Sun et al.

Summary: This research reported a facile and universal strategy to develop a series of bimetallic heterostructures as highly efficient catalysts for cathodic hydrogen evolution reaction (HER) and anodic oxygen evolution reaction (OER). The experimental results showed that the optimized heterostructures significantly improved catalytic activity in the HER/OER process, resulting in very low cell voltage for the electrolyzer.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2021)

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Article Chemistry, Physical

Further insights into bifunctional mechanism in alkaline hydrogen evolution for hybridized nanocatalysts and general route toward mechanism-oriented synthesis

Yan Jiang et al.

Summary: The study successfully demonstrated the atomic level identification of catalytic active sites for alkaline HER using MoSe2/CoSe HHSs catalyst model, revealing that it follows the classic bifunctional mechanism. A general two-step Ostwald ripening strategy for mechanism-oriented material design was proposed.

NANO ENERGY (2021)

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Article Electrochemistry

One-step preparation of cobalt-doped NiS@MoS2 core-shell nanorods as bifunctional electrocatalyst for overall water splitting

Hongwei Gao et al.

Summary: The development of transition metal-based catalysts to replace precious metal catalysts is crucial for overall water splitting. In this study, cobalt-doped NiS@MoS2 core-shell nanorods were prepared as a bifunctional catalyst, showing outstanding electrocatalytic performance for hydrogen evolution reaction, oxygen evolution reaction, and overall water splitting with excellent stability.

ELECTROCHIMICA ACTA (2021)

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Article Chemistry, Physical

Hollow Co-Mo-Se nanosheet arrays derived from metal-organic framework for high-performance supercapacitors

Chenxu Miao et al.

Summary: The hollow cobalt molybdenum selenide (Co-Mo-Se) nanosheet arrays fabricated through a self-sacrificing template method and selenization process exhibit excellent electrical conductivity and rational structure for energy storage devices. The Co-Mo-Se electrode offers rich electroactive sites and short ions diffusion pathways, resulting in favorable energy storage properties. Overall, the synthesized Co-Mo-Se nanosheet arrays show promising applications as electrode materials for high-performance energy storage devices.

JOURNAL OF POWER SOURCES (2021)

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Article Chemistry, Multidisciplinary

Macroporous Array Induced Multiscale Modulation at the Surface/Interface of Co(OH)2/NiMo Self-Supporting Electrode for Effective Overall Water Splitting

Qing Zhang et al.

Summary: The proposed 3D core-shell electrocatalyst consisting of Co(OH)(2) cavity array-encapsulated NiMo alloy on the flexible carbon cloth substrate exhibits improved water adsorption/dissociation and hydrogen adsorption energies, as well as accelerated kinetics of the oxygen evolution reaction. The open porous structure of the outer Co(OH)(2) cavity array enhances electrolyte diffusion and bubble desorption, contributing to rapid mass transfer and high efficiency in water splitting applications.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Article Engineering, Environmental

Co0.85Se nanoparticles armored by N-doped carbon layer with electronic structure regulation functions: An efficient oxygen evolution electrocatalyst

Yue Han et al.

Summary: By utilizing polymeric nonionic surfactant, glycerol cobalt nanosheets assembled into hierarchical structures, leading to enhanced oxygen evolution reaction performance with a lower Tafel slope.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Chemistry, Inorganic & Nuclear

Self-supported Ni3S2@Ni2P/MoS2 heterostructures on nickel foam for an outstanding oxygen evolution reaction and efficient overall water splitting

Xin Yu et al.

Summary: The study successfully addresses the issue of low efficiency in hydrogen production through the synthesis of Ni3S2@Ni2P/MoS2 heterogeneous electrocatalysts, proposing an effective strategy of designing heterostructured catalysts with multiple components.

DALTON TRANSACTIONS (2021)

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Review Chemistry, Physical

Fabrication strategies of porous precious-metal-free bifunctional electrocatalysts for overall water splitting: Recent advances

Jin-Tao Ren et al.

Summary: Utilizing renewable energy to perform electrocatalytic water splitting for hydrogen production is a promising approach to address energy crisis and environmental pollution. The development of low-cost electrocatalysts with high and stable activity for both HER and OER is a key challenge for large-scale water electrolysis. Recent innovations in porous non-noble-metal materials, including heteroatom-doped carbon-based and transition metal-based materials, have shown excellent electrocatalytic performance for overall water splitting. Understanding the structure-activity correlation of these materials provides insights for designing highly efficient electrocatalysts based on non-precious carbon or metal materials in the future.

GREEN ENERGY & ENVIRONMENT (2021)

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Review Chemistry, Physical

Design strategies toward transition metal selenide-based catalysts for electrochemical water splitting

ChuiTao Zeng et al.

Summary: This review focuses on the design strategies of transition metal selenide based catalysts, including modification methods such as morphological control, anion substitution, cation substitution, constructing composite materials, and the synergistic effect of different components. It provides guidance on the research status and future development directions for multifunctional electrocatalytic selenide based materials.

SUSTAINABLE ENERGY & FUELS (2021)

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Review Chemistry, Physical

Interface engineering of transitional metal sulfide-MoS2 heterostructure composites as effective electrocatalysts for water-splitting

Yanqiang Li et al.

Summary: The construction of transitional metal sulfide-MoS2 heterostructures can enhance the catalytic efficiency for water splitting reactions and potentially lead to bifunctional catalysts.

JOURNAL OF MATERIALS CHEMISTRY A (2021)

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Review Chemistry, Multidisciplinary

Metal-Organic Frameworks Based Electrocatalysts for the Oxygen Reduction Reaction

Xue Feng Lu et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2020)

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Article Chemistry, Physical

A modulated electronic state strategy designed to integrate active HER and OER components as hybrid heterostructures for efficient overall water splitting

Yali Liu et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2020)

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Heterostructured MoS2@Bi2Se3 nanoflowers: A highly efficient electrocatalyst for hydrogen evolution

Dong Li et al.

JOURNAL OF CATALYSIS (2020)

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Article Chemistry, Multidisciplinary

A Honeycomb-Like Bulk Superstructure of Carbon Nanosheets for Electrocatalysis and Energy Storage

Lianli Zou et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2020)

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Article Chemistry, Physical

A highly effective bifunctional catalyst of cobalt selenide nanoparticles embedded nitrogen-doped bamboo-like carbon nanotubes toward hydrogen and oxygen evolution reactions based on metal-organic framework

Hui Ding et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2020)

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Review Chemistry, Multidisciplinary

Bifunctional Heterostructured Transition Metal Phosphides for Efficient Electrochemical Water Splitting

Haojie Zhang et al.

ADVANCED FUNCTIONAL MATERIALS (2020)

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Article Chemistry, Multidisciplinary

Trimetallic MOF-74 Films Grown on Ni Foam as Bifunctional Electrocatalysts for Overall Water Splitting

Weide Zhou et al.

CHEMSUSCHEM (2020)

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Self-supporting Co0.85Se nanosheets anchored on Co plate as highly efficient electrocatalyst for hydrogen evolution reaction in both acidic and alkaline media

Rong Qin et al.

NANO RESEARCH (2020)

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Rational Design of Metal-Organic Frameworks towards Efficient Electrocatalysis

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ACS MATERIALS LETTERS (2020)

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Surface and interface engineering in transition metal-based catalysts for electrochemical water oxidation

Baghendra Singh et al.

MATERIALS TODAY CHEMISTRY (2020)

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Advanced water splitting electrocatalysts via the design of multicomponent heterostructures

Yafei Cheng et al.

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Just add water to split water: ultrahigh-performance bifunctional electrocatalysts fabricated using eco-friendly heterointerfacing of NiCo diselenides

Dongliang Chen et al.

JOURNAL OF MATERIALS CHEMISTRY A (2020)

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Defect-Rich Heterogeneous MoS2/NiS2 Nanosheets Electrocatalysts for Efficient Overall Water Splitting

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ADVANCED SCIENCE (2019)

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Rational Design of Nanoarray Architectures for Electrocatalytic Water Splitting

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Bifunctional Electrocatalysts for Overall Water Splitting from an Iron/Nickel-Based Bimetallic Metal-Organic Framework/Dicyandiamide Composite

Xiaojia Zhao et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2018)

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Rational design of MoSe2-NiSe@carbon heteronanostructures for efficient electrocatalytic hydrogen evolution in both acidic and alkaline media

Changhai Liu et al.

CARBON (2018)

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CoSe2/MoSe2 Heterostructures with Enriched Water Adsorption/Dissociation Sites towards Enhanced Alkaline Hydrogen Evolution Reaction

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CHEMISTRY-A EUROPEAN JOURNAL (2018)

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Cobalt Molybdenum Oxide Derived High-Performance Electrocatalyst for the Hydrogen Evolution Reaction

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In Situ Fabrication of Heterostructure on Nickel Foam with Tuned Composition for Enhancing Water-Splitting Performance

Xuerong Zheng et al.

SMALL (2018)

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Prussian Blue Analogues Derived Penroseite (Ni,Co)Se2 Nanocages Anchored on 3D Graphene Aerogel for Efficient Water Splitting

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Efficient electrocatalysis of overall water splitting by ultrasmall NixCo3-xS4 coupled Ni3S2 nanosheet arrays

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Metal-Organic Framework Template Derived Porous CoSe2 Nanosheet Arrays for Energy Conversion and Storage

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Self-Templated Fabrication of CoO-MoO2 Nanocages for Enhanced Oxygen Evolution

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Ni-Decorated Molybdenum Carbide Hollow Structure Derived from Carbon-Coated Metal-Organic Framework for Electrocatalytic Hydrogen Evolution Reaction

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A nickel iron diselenide-derived efficient oxygen-evolution catalyst

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NATURE COMMUNICATIONS (2016)

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Interface engineering of heterostructrured MoSe2/Co0.85Se nanoplate array as a highly efficient electrocatalyst for overall water splitting

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