Themed collection Nanoscale Horizons, Nanoscale, and ChemComm: Nanocatalysis

64 items
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Retrospective insights into recent MXene-based catalysts for CO2 electro/photoreduction: how far have we gone?

This state-of-the-art review of MXene-based catalysts in CO2 electro/photoreduction places an emphasis on synthesis approaches, surface termination modulation, heterostructure engineering and reaction mechanisms.

Graphical abstract: Retrospective insights into recent MXene-based catalysts for CO2 electro/photoreduction: how far have we gone?
From the themed collection: Recent Review Articles
Minireview

In situ characterisation for nanoscale structure–performance studies in electrocatalysis

We focus on the new horizons in operando/in situ characterisation techniques in electrocatalysis, providing a critical analysis of how advanced in situ techniques help us to deepen our understanding of reaction mechanisms and material evolution.

Graphical abstract: In situ characterisation for nanoscale structure–performance studies in electrocatalysis
Minireview

COx conversion to aromatics: a mini-review of nanoscale performance

The conversion of COx into value-added green aromatics is considered as a promising route to achieve the world's decarbonization due to its considerable thermodynamic driving force and atomic economy where low H/C ratio aromatics are chosen as a product.

Graphical abstract: COx conversion to aromatics: a mini-review of nanoscale performance
Minireview

A review on ZnS-based photocatalysts for CO2 reduction in all-inorganic aqueous medium

This article reviews the strategies of maximizing CO2 photoreduction rates in distinguished ZnS-based photocatalytic systems by continuously optimizing the reaction medium and photocatalysts.

Graphical abstract: A review on ZnS-based photocatalysts for CO2 reduction in all-inorganic aqueous medium
Minireview

Rare earth element based single-atom catalysts: synthesis, characterization and applications in photo/electro-catalytic reactions

The synthesis, characterization, and applications of rare earth-based single-atom catalysts.

Graphical abstract: Rare earth element based single-atom catalysts: synthesis, characterization and applications in photo/electro-catalytic reactions
Minireview

Transition metal-based layered double hydroxides for photo(electro)chemical water splitting: a mini review

The review examines the areas: (i) routes for synthesis of transition metal-based LDHs, (ii) recent developments in transition metal-based LDHs for photo(electro)chemical water splitting, (iii) a summary of the structure–property relationships therein.

Graphical abstract: Transition metal-based layered double hydroxides for photo(electro)chemical water splitting: a mini review
Minireview

Cooperativity in supported metal single atom catalysis

Cooperativity in single atom catalysis greatly exceeds the (important) metal–support interaction, and other types of synergies (with a nanoparticle – NP, a second SA – SA2, or a ligand/heteroatom – X) are described in this mini-review.

Graphical abstract: Cooperativity in supported metal single atom catalysis
Open Access Feature Article

Deeper mechanistic insights into epitaxial nickelate electrocatalysts for the oxygen evolution reaction

Epitaxial oxide thin films enable electrocatalyst design, e.g. for the oxygen evolution reaction, based on atomic-level structure–property–functionality relationships.

Graphical abstract: Deeper mechanistic insights into epitaxial nickelate electrocatalysts for the oxygen evolution reaction
From the themed collection: ChemComm Most Popular 2023 Articles
Feature Article

Recent advances in the synthesis and electrocatalytic application of MXene materials

This review summarizes the preparation methods of MXene and the applications of MXene in electrocatalytic hydrogen evolution reaction, oxygen evolution reaction, oxygen reduction reaction, carbon dioxide reduction reaction and nitrogen reduction reaction.

Graphical abstract: Recent advances in the synthesis and electrocatalytic application of MXene materials
Feature Article

Recent advances in the pre-oxidation process in electrocatalytic urea oxidation reactions

In this feature article, we discuss the significant role of the pre-oxidation reaction during urea electro-oxidation, and summarize the detailed strategies and recent advances in promoting the pre-oxidation reaction.

Graphical abstract: Recent advances in the pre-oxidation process in electrocatalytic urea oxidation reactions
Open Access Feature Article

Plasmonic catalysis with designer nanoparticles

Recent efforts on the use of controlled metal nanoparticles to establish structure–performance relationships in plasmonic catalysis are discussed.

Graphical abstract: Plasmonic catalysis with designer nanoparticles
Feature Article

Heteroatom-doped carbon-based oxygen reduction electrocatalysts with tailored four-electron and two-electron selectivity

Recent advances in heteroatom-doped carbon electrocatalysts showing tailored 4e and 2e selectivity for oxygen reduction reaction are reviewed.

Graphical abstract: Heteroatom-doped carbon-based oxygen reduction electrocatalysts with tailored four-electron and two-electron selectivity
Review Article

Recent innovations in the technology and applications of low-dimensional CuO nanostructures for sensing, energy and catalysis

Low-dimensional copper oxide nanostructures are a promising family of functional nanomaterials. This article reviews recent progress in fabrication technologies for CuO nanostructures and gives examples of their leading-edge applications.

Graphical abstract: Recent innovations in the technology and applications of low-dimensional CuO nanostructures for sensing, energy and catalysis
From the themed collection: Recent Review Articles
Review Article

Emerging single-atom iron catalysts for advanced catalytic systems

Isolated metal atoms on supports tend to migrate and agglomerate in the processes of catalyst design and construction, thus achieving precise control of high metal loading and single-atomic dispersion is significant.

Graphical abstract: Emerging single-atom iron catalysts for advanced catalytic systems
Review Article

Transition metal-based catalysts for electrochemical water splitting at high current density: current status and perspectives

Current popular transition metal-based electrocatalysts developed for HER/OER in water splitting at high current density are critically reviewed and discussed.

Graphical abstract: Transition metal-based catalysts for electrochemical water splitting at high current density: current status and perspectives
Open Access Review Article

Toward the creation of high-performance heterogeneous catalysts by controlled ligand desorption from atomically precise metal nanoclusters

This review describes state-of-art techniques and knowledge on the creation of high-performance heterogeneous catalysts using atomically precise metal nanoclusters.

Graphical abstract: Toward the creation of high-performance heterogeneous catalysts by controlled ligand desorption from atomically precise metal nanoclusters
Review Article

2D metal–organic framework-based materials for electrocatalytic, photocatalytic and thermocatalytic applications

2D MOF-based materials with unique characteristics have great potential in various electrocatalytic, photocatalytic and thermocatalytic applications.

Graphical abstract: 2D metal–organic framework-based materials for electrocatalytic, photocatalytic and thermocatalytic applications
Open Access Review Article

Growth and in situ characterization of 2D materials by chemical vapour deposition on liquid metal catalysts: a review

In this review we highlight the recent progress in 2DM growth on LMCat, which in combination with in situ characterization presents a viable and large-scale sustainable direction that has the prospect of achieving defect-free 2D materials.

Graphical abstract: Growth and in situ characterization of 2D materials by chemical vapour deposition on liquid metal catalysts: a review
Communication

Single-atom alloy Ir/Ni catalyst boosts CO2 methanation via mechanochemistry

A new catalytic approach is pioneered to achieve CO2 methanation via a single atom alloy Ir/Ni catalyst using a ball-milling method.

Graphical abstract: Single-atom alloy Ir/Ni catalyst boosts CO2 methanation via mechanochemistry
From the themed collection: 2024 Lunar New Year Collection
Communication

Structure engineering of CeO2 for boosting the Au/CeO2 nanocatalyst in the green and selective hydrogenation of nitrobenzene

Au/CeO2 fabricated by loading tannic acid-reduced Au on various structurally engineered CeO2 are applied to catalytic nitrobenzene transfer hydrogenation with isopropanol as a green H2 provider, revealing a detailed structure–activity relationship.

Graphical abstract: Structure engineering of CeO2 for boosting the Au/CeO2 nanocatalyst in the green and selective hydrogenation of nitrobenzene
Communication

Investigating the interfacial properties of halide perovskite/TiOx heterostructures for versatile photocatalytic reactions under sunlight

Heterostructures of metal halide perovskites and TiOx are efficient photocatalytic materials owing to the combination of the high absorption coefficients and long charge-carrier lifetimes of perovskites, and efficient photocatalytic activity of TiOx.

Graphical abstract: Investigating the interfacial properties of halide perovskite/TiOx heterostructures for versatile photocatalytic reactions under sunlight
From the themed collection: Halide Perovskite Optoelectronics
Open Access Communication

Concurrent tandem catalysis enabled by nanomechanical motion in heteroleptic four-component dual-catalyst machinery

The stochastic motion (45 kHz) of a biped in a dynamic slider-on-deck kicks out a basic organocatalyst into solution while parallel freeing a silver(I) site with both synergistically running a tandem Michael addition/hydroalkoxylation cyclization.

Graphical abstract: Concurrent tandem catalysis enabled by nanomechanical motion in heteroleptic four-component dual-catalyst machinery
Communication

Redox-active Sn(II) to lead to SnFe2O4 spinel as a bi-functional water splitting catalyst

5 nm SnFe2O4 nanoparticle, an un-explored inverse spinel ferrite material, has been explored as electrode material for overall water splitting study where Fe sites are OER active and Sn sites promote electron conduction and HER active.

Graphical abstract: Redox-active Sn(ii) to lead to SnFe2O4 spinel as a bi-functional water splitting catalyst
From the themed collection: 2023 Emerging Investigators
Communication

Anchoring ultra-small molybdenum oxide species on covalent triazine frameworks for efficient electrochemical nitrogen fixation

We report a smart ion-exchange strategy to anchor molybdenum oxide particles on charge-modulated conjugated triazine frameworks (Mo/CTF-I) for electrochemically fixing nitrogen.

Graphical abstract: Anchoring ultra-small molybdenum oxide species on covalent triazine frameworks for efficient electrochemical nitrogen fixation
Open Access Communication

Solvent-free hydroboration of alkenes and alkynes catalyzed by rhodium-ruthenium nanoparticles on carbon nanotubes

A heterogeneous catalyst consisting of bimetallic rhodium-ruthenium particles immobilized on carbon nanotubes was used in the hydroboration reaction and proved highly effective for a variety of alkenes and alkynes.

Graphical abstract: Solvent-free hydroboration of alkenes and alkynes catalyzed by rhodium-ruthenium nanoparticles on carbon nanotubes
Communication

Surface oxidation protection strategy of CoS2 by V2O5 for electrocatalytic hydrogen evolution reaction

V2O5 nanoclusters can inhibit CoS2 from serious surface oxidation in air, and the lower surface oxidation degree, the better HER performance.

Graphical abstract: Surface oxidation protection strategy of CoS2 by V2O5 for electrocatalytic hydrogen evolution reaction
Communication

Defect engineering of molybdenum disulfide nanosheets boosting super Zn2+ storage from polyaniline intercalation

Layer structured MoS2 with intercalation of polyaniline and crystal defects was prepared, which delivers high reversible capacity and excellent cycle stability, including 77.8 mA h g−1 at 1 A g−1 and near 100% retention rate after 750 cycles.

Graphical abstract: Defect engineering of molybdenum disulfide nanosheets boosting super Zn2+ storage from polyaniline intercalation
From the themed collection: ChemComm Most Popular 2023 Articles
Communication

Theoretical exploration of the nitrogen fixation mechanism of two-dimensional dual-metal TM1TM2@C9N4 electrocatalysts

Four TM1TM2@C9N4 candidates (TM1TM2 = NiRu, FeNi, TiNi, and NiZr) with end-on N2 adsorption configuration, and two candidates (TM1TM2 = TiNi and TiFe) with side-on adsorption configuration, were screened out as high efficiency NRR catalysts.

Graphical abstract: Theoretical exploration of the nitrogen fixation mechanism of two-dimensional dual-metal TM1TM2@C9N4 electrocatalysts
Communication

MXene-derived Ti3C2–Co–TiO2 nanoparticle arrays via cation exchange for highly efficient and stable electrocatalytic oxygen evolution

A cation exchange strategy is proposed to convert layered Ti3C2–Na–TiO2 MXene nanofibers into Ti3C2–Co–TiO2 MXene nanoparticle arrays with numerous heterogeneous interfaces, which deliver excellent oxygen evolution reaction (OER) activity.

Graphical abstract: MXene-derived Ti3C2–Co–TiO2 nanoparticle arrays via cation exchange for highly efficient and stable electrocatalytic oxygen evolution
Communication

A dual-functional Bi-doped Co3O4 nanosheet array towards high efficiency 5-hydroxymethylfurfural oxidation and hydrogen production

In this work, a Bi-doped Co3O4 nanosheet array grown on Ni foam was used as an efficient bifunctional catalyst, which shows high activity and good stability toward HMF oxidation and hydrogen evolution.

Graphical abstract: A dual-functional Bi-doped Co3O4 nanosheet array towards high efficiency 5-hydroxymethylfurfural oxidation and hydrogen production
Communication

Cu and Si co-doping on TiO2 nanosheets to modulate reactive oxygen species for efficient photocatalytic methane conversion

The Cu and Si co-doping could rationally regulate the electronic structure of TiO2 nanosheets and maneuver the reactive oxygen species for methane activation, which achieves significant photocatalytic methane conversion into ethane.

Graphical abstract: Cu and Si co-doping on TiO2 nanosheets to modulate reactive oxygen species for efficient photocatalytic methane conversion
Communication

Highly efficient electrocatalytic biomass valorization over a perovskite-derived nickel phosphide catalyst

A perovskite-derived nickel phosphide catalyst exhibits excellent electrocatalytic oxidation performance for biomass valorization to replace the competitive oxygen evolution reaction.

Graphical abstract: Highly efficient electrocatalytic biomass valorization over a perovskite-derived nickel phosphide catalyst
Communication

CoO nanoparticle decorated N-doped carbon nanotubes: a high-efficiency catalyst for nitrate reduction to ammonia

As an electrocatalyst for nitrate reduction, CoO nanoparticle decorated N-doped carbon nanotubes show a large NH3 yield up to 9166.37 μg h−1 cm−2 and a high faradaic efficiency of 93.63% in 0.1 M NaOH with 0.1 M NO3.

Graphical abstract: CoO nanoparticle decorated N-doped carbon nanotubes: a high-efficiency catalyst for nitrate reduction to ammonia
Communication

Heterostructured Bi–Cu2S nanocrystals for efficient CO2 electroreduction to formate

We report the proof-of-concept design of interfacial sites with a selectivity-governing and hydrogen evolution reaction-suppressing domain (Bi) and an electrokinetic-promoting domain (Cu2S) for efficient CO2 electroreduction to formate.

Graphical abstract: Heterostructured Bi–Cu2S nanocrystals for efficient CO2 electroreduction to formate
Communication

A FeCo2O4 nanowire array enabled electrochemical nitrate conversion to ammonia

A bimetallic FeCo2O4 spinel nanowire array grown on carbon cloth is highly active and stable for electrocatalytic NO3 reduction to NH3, capable of attaining a large NH3 yield of 4988 μg h−1 cm−2 with a high faradaic efficiency of 95.9%.

Graphical abstract: A FeCo2O4 nanowire array enabled electrochemical nitrate conversion to ammonia
Communication

Co nanoparticle-decorated pomelo-peel-derived carbon enabled high-efficiency electrocatalytic nitrate reduction to ammonia

Cobalt nanoparticle-decorated pomelo-peel-derived carbon acts as a highly active electrocatalyst for NO3–to–NH3 conversion, capable of attaining a large faradaic efficiency of 90.1% and an ultrahigh NH3 yield of 1.1 mmol h−1 mgcat.−1.

Graphical abstract: Co nanoparticle-decorated pomelo-peel-derived carbon enabled high-efficiency electrocatalytic nitrate reduction to ammonia
Communication

A TiO2−x nanobelt array with oxygen vacancies: an efficient electrocatalyst toward nitrite conversion to ammonia

In situ grown TiO2 nanobelt array with oxygen vacancies on Ti plate acts as a high-efficiency and stable catalyst for electrochemical NO2 reduction to NH3, attaining a large NH3 yield of 7898 μg h−1 cm−2 with a high faradaic efficiency of 92.7%.

Graphical abstract: A TiO2−x nanobelt array with oxygen vacancies: an efficient electrocatalyst toward nitrite conversion to ammonia
Communication

Enhanced electrocatalytic performance of TiO2 nanoparticles by Pd doping toward ammonia synthesis under ambient conditions

Pd-doped TiO2 nanoparticles as an effective NRR electrocatalyst present a large NH3 yield of 17.4 μg h−1 mgcat.−1 and a high faradaic efficiency of 12.7% at −0.50 V vs. RHE in 0.1 M Na2SO4 electrolyte.

Graphical abstract: Enhanced electrocatalytic performance of TiO2 nanoparticles by Pd doping toward ammonia synthesis under ambient conditions
Communication

Interlink among catalyst loading, transport and performance of proton exchange membrane fuel cells: a pore-scale study

For the first time, a pore-scale model is developed to simulate the reactive transport of oxygen, protons, and electrons in the catalyst layer of PEM fuel cells.

Graphical abstract: Interlink among catalyst loading, transport and performance of proton exchange membrane fuel cells: a pore-scale study
Communication

Boosting electrochemical nitrite–ammonia conversion properties by a Cu foam@Cu2O catalyst

CF@Cu2O is a superb NO2 reduction reaction electrocatalyst, achieving high-efficiency electrosynthesis of ammonia from nitrite with an excellent ammonia yield of 7510.73 μg h1 cm2 and Faraday efficiency of 94.21%.

Graphical abstract: Boosting electrochemical nitrite–ammonia conversion properties by a Cu foam@Cu2O catalyst
Communication

High-performance NH3 production via NO electroreduction over a NiO nanosheet array

A NiO nanosheet array is active for NH3 electrosynthesis via a NO reduction reaction, attaining a faradaic efficiency of 90% and an NH3 yield of 2130 μg h−1 cm−2. Its aqueous Zn–NO battery offers a power density of 0.88 mW cm−2 and an NH3 yield of 228 μg h−1 cm−2.

Graphical abstract: High-performance NH3 production via NO electroreduction over a NiO nanosheet array
Communication

An amorphous WC thin film enabled high-efficiency N2 reduction electrocatalysis under ambient conditions

As an electrocatalyst for N2-to-NH3 conversion, an amorphous WC thin film shows a large NH3 yield of 43.37 μg h−1 mg−1cat. with a high faradaic efficiency of 21.65% at −0.10 V vs. RHE in 0.5 M LiClO4.

Graphical abstract: An amorphous WC thin film enabled high-efficiency N2 reduction electrocatalysis under ambient conditions
Communication

Highly efficient electrocatalysts for overall water splitting: mesoporous CoS/MoS2 with hetero-interfaces

A mesoporous binary CoS/MoS2 with active hetero-interfaces was assembled through a facile sulphuration process from a CoMo-bimetallic HZIF, which exhibited excellent electrocatalytic OER and HER activity, and superior water splitting performance.

Graphical abstract: Highly efficient electrocatalysts for overall water splitting: mesoporous CoS/MoS2 with hetero-interfaces
Communication

The edge-epitaxial growth of yellow g-C3N4 on red g-C3N4 nanosheets with superior photocatalytic activities

Type II heterostructures consisting of red/yellow g-C3N4 nanosheets prepared via edge-epitaxial growth revealed superior photocatalytic activities for enhanced H2 generation and CO2 reduction.

Graphical abstract: The edge-epitaxial growth of yellow g-C3N4 on red g-C3N4 nanosheets with superior photocatalytic activities
Communication

Synthesis of monodisperse high entropy alloy nanocatalysts from core@shell nanoparticles

Annealing core@shell nanoparticles (NPs) yields high-entropy alloy NPs. Owing to their dispersed Pt/Pd content and low elemental diffusivity, they exhibit enhanced electrocatalytic performance and durability for the oxygen reduction reaction.

Graphical abstract: Synthesis of monodisperse high entropy alloy nanocatalysts from core@shell nanoparticles
Communication

PtPd hollow nanocubes with enhanced alloy effect and active facets for efficient methanol oxidation reaction

An alternating-reduction approach is developed to fabricate PtPd hollow nanocubes with highly catalytically-favoured {100} facets and enhanced alloy effect for efficient methanol oxidation reaction.

Graphical abstract: PtPd hollow nanocubes with enhanced alloy effect and active facets for efficient methanol oxidation reaction
Communication

Efficient alcohol fuel oxidation catalyzed by a novel Pt/Se catalyst

Selenium spheres decorated with Pt nanoparticles were found to be efficient for alcohol fuel oxidation in fuel cells.

Graphical abstract: Efficient alcohol fuel oxidation catalyzed by a novel Pt/Se catalyst
Open Access Paper

Plasmonic magnesium nanoparticles decorated with palladium catalyze thermal and light-driven hydrogenation of acetylene

Plasmonic Mg cores capture light to decrease the activation energy and increase the rate of acetylene hydrogenation on Pd nanoparticles.

Graphical abstract: Plasmonic magnesium nanoparticles decorated with palladium catalyze thermal and light-driven hydrogenation of acetylene
Paper

Electro- and photoactivation of silver–iron oxide particles as magnetically recyclable catalysts for cross-coupling reactions

Colloidal Ag particles decorated with Fe3O4 islands can be electrochemically or photochemically activated as inverse catalysts for C(sp2)–H heteroarylation.

Graphical abstract: Electro- and photoactivation of silver–iron oxide particles as magnetically recyclable catalysts for cross-coupling reactions
Paper

Enhancing the catalytic performance of Co–N–C derived from ZIF-67 by mesoporous silica encapsulation for chemoselective hydrogenation of furfural

Hollow mesoporous Co–N–C@mSiO2 catalysts derived from ZIF-67 via the encapsulation–pyrolysis strategy exhibit excellent performance and good stability for furfural hydrogenation.

Graphical abstract: Enhancing the catalytic performance of Co–N–C derived from ZIF-67 by mesoporous silica encapsulation for chemoselective hydrogenation of furfural
Paper

2D MoS2/BiOBr van der Waals heterojunctions by liquid-phase exfoliation as photoelectrocatalysts for hydrogen evolution

2D MoS2/BiOBr van der Waals heterojunctions produced through liquid phase exfoliation are tested as catalysts for photoelectrochemical hydrogen evolution, with the 1% w/w composition exhibiting good performance and stability to photocorrosion.

Graphical abstract: 2D MoS2/BiOBr van der Waals heterojunctions by liquid-phase exfoliation as photoelectrocatalysts for hydrogen evolution
From the themed collection: Nanoscale 2023 Emerging Investigators
Paper

Construction of three-dimensional cobalt sulfide/multi-heteroatom co-doped porous carbon as an efficient trifunctional electrocatalyst

A three-dimensional cobalt sulfide/Co, N and S multi-heteroatom codoped carbon was synthesized as a trifunctional electrocatalyst through one-step sulfidation of zeolitic-imidazolate frameworks, showing outstanding ORR, OER and HER performance.

Graphical abstract: Construction of three-dimensional cobalt sulfide/multi-heteroatom co-doped porous carbon as an efficient trifunctional electrocatalyst
Paper

Electrocatalytic water oxidation performance in an extended porous organic framework with a covalent alliance of distinct Ru sites

We have designed an extended porous organic polymer with a covalent alliance of distinct Ru sites and investigated its electrocatalytic water oxidation performance.

Graphical abstract: Electrocatalytic water oxidation performance in an extended porous organic framework with a covalent alliance of distinct Ru sites
Paper

Computational screening of single-atom catalysts supported by VS2 monolayers for electrocatalytic oxygen reduction/evolution reactions

Single Ni atom anchored on pristine and N-doped VS2 monolayer can perform as bifunctional catalyst for ORR and OER.

Graphical abstract: Computational screening of single-atom catalysts supported by VS2 monolayers for electrocatalytic oxygen reduction/evolution reactions
Open Access Paper

Synthesis of silver and gold nanoparticles–enzyme–polymer conjugate hybrids as dual-activity catalysts for chemoenzymatic cascade reactions

A novel strategy to synthesize silver and gold nanoparticles–enzyme hybrids based on using enzyme-polymer bioconjugates has been developed. These nanobiohybrids were successfully used as dual activity catalysts in the stereoselective hydrolysis/cyclization cascade reaction.

Graphical abstract: Synthesis of silver and gold nanoparticles–enzyme–polymer conjugate hybrids as dual-activity catalysts for chemoenzymatic cascade reactions
Open Access Paper

Bimetallic Co–Mo sulfide/carbon composites derived from polyoxometalate encapsulated polydopamine-decorated ZIF nanocubes for efficient hydrogen and oxygen evolution

Defect-rich bimetallic Co–Mo sulfide/carbon composites derived from polyoxometalate encapsulated polydopamine-decorated ZIF nanocubes exhibit a remarkable improvement in electrocatalyic performance towards both hydrogen and oxygen evolution.

Graphical abstract: Bimetallic Co–Mo sulfide/carbon composites derived from polyoxometalate encapsulated polydopamine-decorated ZIF nanocubes for efficient hydrogen and oxygen evolution
Paper

New insights into the key bifunctional role of sulfur in Fe–N–C single-atom catalysts for ORR/OER

Well-regulated OOH* stabilization is revealed to be the origin of bifunctional ORR/OER activity.

Graphical abstract: New insights into the key bifunctional role of sulfur in Fe–N–C single-atom catalysts for ORR/OER
Paper

Organogel-assisted porous organic polymer embedding Cu NPs for selectivity control in the semi hydrogenation of alkynes

Product selectivity in catalytic semi hydrogenation of alkynes could be controlled by offering a steric hindrance effect through organogel-assisted porous-organic-polymer (POP) supported Cu catalysts (Cu@TpRb-POP).

Graphical abstract: Organogel-assisted porous organic polymer embedding Cu NPs for selectivity control in the semi hydrogenation of alkynes
Paper

MoS2 stacking matters: 3R polytype significantly outperforms 2H MoS2 for the hydrogen evolution reaction

Sodium naphthalenide exfoliated 3R polytype of MoS2 outperforms the 2H polytype due to much higher conversion to the metallic 1T phase.

Graphical abstract: MoS2 stacking matters: 3R polytype significantly outperforms 2H MoS2 for the hydrogen evolution reaction
Paper

Self-supported nickel-doped molybdenum carbide nanoflower clusters on carbon fiber paper for an efficient hydrogen evolution reaction

Self-supported Ni-doped Mo2C nanoflowers assembled with ultrathin nanosheets on CFP as an excellent electrocatalyst for the hydrogen evolution reaction were prepared via a molten salt method.

Graphical abstract: Self-supported nickel-doped molybdenum carbide nanoflower clusters on carbon fiber paper for an efficient hydrogen evolution reaction
Paper

Facile synthesis of CNT interconnected PVP-ZIF-8 derived hierarchically porous Zn/N co-doped carbon frameworks for oxygen reduction

Preparation of hybrid catalyst by the coordination of polyvinylpyrrolidone (PVP) and monodisperse zeolitic imidazolate framework (ZIF-8), entangled by carbon nanotubes (CNTs) through the pyrolysis process.

Graphical abstract: Facile synthesis of CNT interconnected PVP-ZIF-8 derived hierarchically porous Zn/N co-doped carbon frameworks for oxygen reduction
Paper

3D porous Ni/NiOx as a bifunctional oxygen electrocatalyst derived from freeze-dried Ni(OH)2

3D porous Ni/NiOx was synthesized via the freeze-drying method. Freeze drying method could improve the surface area and catalytic activation of Nickel hydroxide nanosheet.

Graphical abstract: 3D porous Ni/NiOx as a bifunctional oxygen electrocatalyst derived from freeze-dried Ni(OH)2
Open Access Paper

Stabilization effects in binary colloidal Cu and Ag nanoparticle electrodes under electrochemical CO2 reduction conditions

Colloidal Cu and Ag nanoparticles retain their shape during the CO2 reduction reaction (−0.8 V vs. RHE) due to immiscibility of the lattices and synergy at the nanoscale results in enhanced methane and C2 product formation.

Graphical abstract: Stabilization effects in binary colloidal Cu and Ag nanoparticle electrodes under electrochemical CO2 reduction conditions
Paper

Ni2P nanoflakes for the high-performing urea oxidation reaction: linking active sites to a UOR mechanism

High electrical conductivity and tendency in triggering the UOR via a direct electro-oxidation mechanism result in superior UOR activity for Ni2P nanoflakes.

Graphical abstract: Ni2P nanoflakes for the high-performing urea oxidation reaction: linking active sites to a UOR mechanism
64 items

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This online collection from Nanoscale Horizons, Nanoscale and ChemComm showcases some of the recent nanocatalysis papers published in the journals.

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