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Themed collection Journal of Materials Chemistry A HOT Papers

360 items - Showing page 1 of 6
Highlight

CO2-switchable membranes: structures, functions, and separation applications in aqueous medium

CO2-switchable membranes represent an exciting separation technology based on gas-tunable pore sizes and surface properties.

Graphical abstract: CO2-switchable membranes: structures, functions, and separation applications in aqueous medium
Highlight

Boosting electrochemical water oxidation: the merits of heterostructured electrocatalysts

Heterostructure interface engineering brings about substantial possibilities for designing efficient electrocatalysts toward the oxygen evolution reaction.

Graphical abstract: Boosting electrochemical water oxidation: the merits of heterostructured electrocatalysts
From the themed collection: Journal of Materials Chemistry A HOT Papers
Perspective

Can perovskite inspired bismuth halide nanocrystals outperform their lead counterparts?

In the quest for finding non-toxic and stable lead-free perovskite nanocrystals (NCs), bismuth halide perovskites (BHP) have emerged as a promising alternative. This perspective presents an overview, challenges, and future opportunities in BHP NCs.

Graphical abstract: Can perovskite inspired bismuth halide nanocrystals outperform their lead counterparts?
Open Access Perspective

The fox and the hound: in-depth and in-grain Na doping and Ga grading in Cu(In,Ga)Se2 solar cells

Highly efficient chalcopyrite photovoltaic cells display complex distributions of sodium dopant and gallium: how are these distributions related to each other?

Graphical abstract: The fox and the hound: in-depth and in-grain Na doping and Ga grading in Cu(In,Ga)Se2 solar cells
Review Article

Progress in and application prospects of advanced and cost-effective iron (Fe)-based cathode materials for sodium-ion batteries

Sodium-ion batteries (SIBs) have received extensive attention in recent years and are expected to become one of the alternatives to lithium-ion batteries (LIBs).

Graphical abstract: Progress in and application prospects of advanced and cost-effective iron (Fe)-based cathode materials for sodium-ion batteries
Review Article

Increasing the active sites and intrinsic activity of transition metal chalcogenide electrocatalysts for enhanced water splitting

Strategies for enhancing the electrocatalytic activities of transition metal chalcogenides by increasing the number of active sites and intrinsic activity.

Graphical abstract: Increasing the active sites and intrinsic activity of transition metal chalcogenide electrocatalysts for enhanced water splitting
Open Access Review Article

Probing the charged state of layered positive electrodes in sodium-ion batteries: reaction pathways, stability and opportunities

The complex behaviour of layered oxide cathode materials at high voltages currently limits the energy densities which can be achieved by sodium-ion batteries.

Graphical abstract: Probing the charged state of layered positive electrodes in sodium-ion batteries: reaction pathways, stability and opportunities
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

State-of-the-art advancements in photo-assisted CO2 hydrogenation: recent progress in catalyst development and reaction mechanisms

The recent advances in photo-promoted CO2 hydrogenation over solid catalysts have been reviewed.

Graphical abstract: State-of-the-art advancements in photo-assisted CO2 hydrogenation: recent progress in catalyst development and reaction mechanisms
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Rational design of poly(ethylene oxide) based membranes for sustainable CO2 capture

The separation mechanism and material design of advanced PEO membranes for CO2 capture have been reviewed in detail and further directions in this field have been provided.

Graphical abstract: Rational design of poly(ethylene oxide) based membranes for sustainable CO2 capture
Review Article

Photo-driven Fischer–Tropsch synthesis

Photo-driven Fischer–Tropsch synthesis (FTS) provides a attractive and sustainable alternative compared to traditional FTS. This minireview expatiates the recent advances of various metal-based catalysts for photo-driven FTS.

Graphical abstract: Photo-driven Fischer–Tropsch synthesis
Review Article

Metal-free photo- and electro-catalysts for hydrogen evolution reaction

Hydrogen production as very attractive clean energy technology has sparked the accelerated development of catalysts for the hydrogen evolution reaction (HER) towards efficient photo- and electrolytic water splitting.

Graphical abstract: Metal-free photo- and electro-catalysts for hydrogen evolution reaction
Review Article

Recent progress in ternary organic solar cells based on solution-processed non-fullerene acceptors

A comprehensive review on TOSCs, which can provide valuable guidance for the further development of high-performance TOSCs with good stability.

Graphical abstract: Recent progress in ternary organic solar cells based on solution-processed non-fullerene acceptors
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Noble-metal-free electrocatalysts toward H2O2 production

This review summaries recent progress of noble-metal-free electrocatalysts toward H2O2 production including carbon-based materials, metal compounds, single atom catalysts and metal complexes.

Graphical abstract: Noble-metal-free electrocatalysts toward H2O2 production
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Design and fabrication of conductive polymer hydrogels and their applications in flexible supercapacitors

Conductive polymer hydrogels, which combine the advantages of both polymers and conductive materials, have huge potential in flexible supercapacitors.

Graphical abstract: Design and fabrication of conductive polymer hydrogels and their applications in flexible supercapacitors
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Recent progress in noble metal nanocluster and single atom electrocatalysts for the hydrogen evolution reaction

This article reviews the latest research results of advanced noble metal nanocluster and single-atom electrocatalysts for the HER.

Graphical abstract: Recent progress in noble metal nanocluster and single atom electrocatalysts for the hydrogen evolution reaction
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Review on the production of high-purity lithium metal

This article presents a systematic review on the history of production of lithium metal and an insightful outlook on its future development.

Graphical abstract: Review on the production of high-purity lithium metal
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Vanadium sulfide based materials: synthesis, energy storage and conversion

The synthetic methods for vanadium sulfide based materials and their applications in energy storage and conversion are discussed.

Graphical abstract: Vanadium sulfide based materials: synthesis, energy storage and conversion
From the themed collection: Journal of Materials Chemistry A HOT Papers
Open Access Review Article

Recent developments and perspectives in CdS-based photocatalysts for water splitting

Over the past decades, visible-light-driven water splitting on CdS has gained substantial attention owing to its low cost, appropriate bandgap, and electron affinity that best fit the visible light absorption spectrum.

Graphical abstract: Recent developments and perspectives in CdS-based photocatalysts for water splitting
Review Article

Expeditious synthesis of covalent organic frameworks: a review

A comprehensive overview of the advances in the expeditious synthesis of COFs.

Graphical abstract: Expeditious synthesis of covalent organic frameworks: a review
Review Article

From isolated Ti-oxo clusters to infinite Ti-oxo chains and sheets: recent advances in photoactive Ti-based MOFs

This review highlights recent progress in Ti-MOFs based on discrete Ti-oxo clusters and infinite Ti-oxo chains and sheets.

Graphical abstract: From isolated Ti-oxo clusters to infinite Ti-oxo chains and sheets: recent advances in photoactive Ti-based MOFs
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Advances in manganese-based oxides for oxygen evolution reaction

This review highlights the recent advances made in MnOx nanostructures as a promising candidate for use in electrochemical oxygen evolution reaction.

Graphical abstract: Advances in manganese-based oxides for oxygen evolution reaction
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Recent progress in carbonyl-based organic polymers as promising electrode materials for lithium-ion batteries (LIBs)

Lithium-ion batteries (LIBs) have been demonstrated as one of the most promising energy storage devices for applications in electric vehicles, smart grids, large-scale energy storage systems, and portable electronics.

Graphical abstract: Recent progress in carbonyl-based organic polymers as promising electrode materials for lithium-ion batteries (LIBs)
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Nano-domains in lead-free piezoceramics: a review

A systematic review summarizing and analyzing the role of recently observed nano-domains and polar nanoregions (PNRs) in lead-free piezoceramics.

Graphical abstract: Nano-domains in lead-free piezoceramics: a review
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Engineering pristine 2D metal–organic framework nanosheets for electrocatalysis

This review highlights recent advances and future opportunities in pristine MOF nanosheets for electrocatalysis.

Graphical abstract: Engineering pristine 2D metal–organic framework nanosheets for electrocatalysis
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Defect engineering of nanostructured electrocatalysts for enhancing nitrogen reduction

Defect engineering of nanostructured electrocatalysts for enhancing the nitrogen reduction reaction is systematically reviewed with challenges and opportunities for further research discussed.

Graphical abstract: Defect engineering of nanostructured electrocatalysts for enhancing nitrogen reduction
Review Article

Covalent organic frameworks: emerging high-performance platforms for efficient photocatalytic applications

In this review, a comprehensive summary of the potential photocatalytic applications realized to date in the fast-growing field of COFs is provided with the aim to present a full blueprint of COFs for photochemical energy conversion and reactions.

Graphical abstract: Covalent organic frameworks: emerging high-performance platforms for efficient photocatalytic applications
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Design and engineering of layered double hydroxide based catalysts for water depollution by advanced oxidation processes: a review

Various strategies to design LDH catalysts for advanced oxidation processes.

Graphical abstract: Design and engineering of layered double hydroxide based catalysts for water depollution by advanced oxidation processes: a review
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Vanadium-containing electro and photocatalysts for the oxygen evolution reaction: a review

This review summarizes the recent progress in vanadium-containing catalysts, including the synthesis strategies and performance in electrocatalytic and photocatalytic oxygen evolution.

Graphical abstract: Vanadium-containing electro and photocatalysts for the oxygen evolution reaction: a review
Review Article

Nucleation and crystal growth control for scalable solution-processed organic–inorganic hybrid perovskite solar cells

In this review, we provide an in-depth overview of perovskite film formation mechanism and highlight the important role of nucleation/crystal growth in perovskite photovoltaics by using scalable solution deposition techniques.

Graphical abstract: Nucleation and crystal growth control for scalable solution-processed organic–inorganic hybrid perovskite solar cells
From the themed collection: Journal of Materials Chemistry A HOT Papers
Review Article

Design strategy of barium titanate/polyvinylidene fluoride-based nanocomposite films for high energy storage

Barium titanate/polyvinylidene fluoride- (BT/PVDF-) based nanocomposite film exhibits excellent energy storage and mechanical properties and can be used as flexible electronic components.

Graphical abstract: Design strategy of barium titanate/polyvinylidene fluoride-based nanocomposite films for high energy storage
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Regulating the growth of aluminum electrodeposits: towards anode-free Al batteries

2-D Au coatings enable stable and uniform deposition of Aluminum.

Graphical abstract: Regulating the growth of aluminum electrodeposits: towards anode-free Al batteries
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Designing a slope-dominated hybrid nanostructure hard carbon anode for high-safety and high-capacity Na-ion batteries

A slope-dominated mechanism is designed by preparing hybrid nanostructure carbon materials using a CVD-like method which provides hard carbon with excellent rate performances and high average discharge potential as an anode for Na-ion batteries.

Graphical abstract: Designing a slope-dominated hybrid nanostructure hard carbon anode for high-safety and high-capacity Na-ion batteries
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Constructing an interface synergistic effect from a SnS/MoS2 heterojunction decorating N, S co-doped carbon nanosheets with enhanced sodium ion storage performance

Bimetallic sulfide SnS/MoS2 heterostructures decorating N, S co-doped carbon nanosheets have been synthesized, and evaluated as high performance anode materials for SIBs.

Graphical abstract: Constructing an interface synergistic effect from a SnS/MoS2 heterojunction decorating N, S co-doped carbon nanosheets with enhanced sodium ion storage performance
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Dynamic evolution of isolated Ru–FeP atomic interface sites for promoting the electrochemical hydrogen evolution reaction

An isolated Ru-modified FeP catalyst was designed with boosted catalytic performance for the hydrogen evolution reaction. Further, we revealed that the bond-length-extended isolated Ru(+3)–P4–Fe serve as active sites through operando XAS analysis.

Graphical abstract: Dynamic evolution of isolated Ru–FeP atomic interface sites for promoting the electrochemical hydrogen evolution reaction
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Optimal d-band-induced Cu3N as a cocatalyst on metal sulfides for boosting photocatalytic hydrogen evolution

The appropriate d-band center of Cu3N induced its intrinsic privileges towards H2 generation as a cocatalyst with 851-fold enhancement.

Graphical abstract: Optimal d-band-induced Cu3N as a cocatalyst on metal sulfides for boosting photocatalytic hydrogen evolution
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

CuO–C modified glass fiber films with a mixed ion and electron-conducting scaffold for highly stable lithium metal anodes

3D CuO–C modified glass fiber films with a mixed ion and electron-conducting network to realize the homogenized lithium ion flux by supplying widespread inner lithium ion transport channels in the skeleton.

Graphical abstract: CuO–C modified glass fiber films with a mixed ion and electron-conducting scaffold for highly stable lithium metal anodes
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Graphdiyne-based Pd single-atom catalyst for semihydrogenation of alkynes to alkenes with high selectivity and conversion under mild conditions

Pd–GDY catalysts show an evident dependence on Pd species size in hydrogenation reaction. Specifically, Pds–GDY shows superior performance in semihydrogenation of phenylacetylene with much higher TOF of 6290 h−1 and selectivity of 99.3% at 100% conversion.

Graphical abstract: Graphdiyne-based Pd single-atom catalyst for semihydrogenation of alkynes to alkenes with high selectivity and conversion under mild conditions
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Metal–organic framework-derived hierarchical ultrathin CoP nanosheets for overall water splitting

Carbon-matrix-free hierarchical CoP nanorods composed of ultrathin nanosheets are successfully fabricated based on Co-MOFs for efficient water splitting.

Graphical abstract: Metal–organic framework-derived hierarchical ultrathin CoP nanosheets for overall water splitting
From the themed collection: Journal of Materials Chemistry A HOT Papers
Open Access Communication

Characterization of mechanical degradation in an all-solid-state battery cathode

In this work, we visualize and quantify the microstructure evolution in the composite electrode after solid-state battery (SSB) cycling. The observed severe mechanical degradation highlights the importance of mechanical considerations in SSB design.

Graphical abstract: Characterization of mechanical degradation in an all-solid-state battery cathode
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Efficient spreading and controllable penetration of high-speed drops on superhydrophobic surface by vesicles

Water drops with a vesicle surfactant exhibit efficient spreading and controllable penetration after high speed impact on a superhydrophobic surface.

Graphical abstract: Efficient spreading and controllable penetration of high-speed drops on superhydrophobic surface by vesicles
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Molecular-level electrochemical doping for fine discrimination of volatile organic compounds in organic chemiresistors

A blend of π-CPs and a solid-state ionic liquid provides an enlarged interfacial area at the molecular scale, thereby enabling two-terminal organic chemiresistors (TOCs) with fine discriminatory abilities for sub-ppm-level VOCs at room temperature.

Graphical abstract: Molecular-level electrochemical doping for fine discrimination of volatile organic compounds in organic chemiresistors
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Activating VS2 basal planes for enhanced NRR electrocatalysis: the synergistic role of S-vacancies and B dopants

The synergistic role of S-vacancies and B-dopants enables the effective activation of VS2 basal planes for achieving dramatically enhanced NRR activity.

Graphical abstract: Activating VS2 basal planes for enhanced NRR electrocatalysis: the synergistic role of S-vacancies and B dopants
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

The strong electrocaloric effect in molecular ferroelectric ImClO4 with ultrahigh electrocaloric strength

Molecular ferroelectric shows high potential for electrocaloric effect (ECE) cooling due to its special polarization mechanism.

Graphical abstract: The strong electrocaloric effect in molecular ferroelectric ImClO4 with ultrahigh electrocaloric strength
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Boosting CO2 electrolysis performance via calcium-oxide-looping combined with in situ exsolved Ni–Fe nanoparticles in a symmetrical solid oxide electrolysis cell

The electrocatalysis of CO2 to valuable chemical products is an important strategy to combat global warming.

Graphical abstract: Boosting CO2 electrolysis performance via calcium-oxide-looping combined with in situ exsolved Ni–Fe nanoparticles in a symmetrical solid oxide electrolysis cell
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Hidden role of Bi incorporation in nonradiative recombination in methylammonium lead iodide

BiPb is not a recombination center in hybrid perovskites, but promotes the formation of the actual recombination centers—iodine interstitials.

Graphical abstract: Hidden role of Bi incorporation in nonradiative recombination in methylammonium lead iodide
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Ternary ZIF-8-derived dual-metal CoCu nanoparticles in porous carbon polyhedra as efficient catalysts for methanol oxidation

Novel ternary-metallic ZIFs are synthesized in one step and then converted into efficient dual-metal/nanoporous carbon electrocatalysts for the methanol oxidation reaction.

Graphical abstract: Ternary ZIF-8-derived dual-metal CoCu nanoparticles in porous carbon polyhedra as efficient catalysts for methanol oxidation
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Ultrafine phosphorus-doped rhodium for enhanced hydrogen electrocatalysis in alkaline electrolytes

Synergistic tailoring of the electronic structure of Rh through P doping contributes to the remarkable HER/HOR performances.

Graphical abstract: Ultrafine phosphorus-doped rhodium for enhanced hydrogen electrocatalysis in alkaline electrolytes
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

A scalable Al–Ni alloy powder catalyst prepared by metallurgical microstructure control

Metallurgical microstructure control of Al–Ni alloys enabled scalable and facile synthesis of large-area electrodes for alkaline hydrogen evolution catalysts comparable to conventional Pt catalysts.

Graphical abstract: A scalable Al–Ni alloy powder catalyst prepared by metallurgical microstructure control
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Ultrahigh enhancement rate of the energy density of flexible polymer nanocomposites using core–shell BaTiO3@MgO structures as the filler

An ultrahigh enhancement rate of Ud (≈187%) and Ud (≈19 J cm−3) have been obtained for P(VDF-HFP)-based nanocomposites using novel core–shell BaTiO3@MgO as the filler.

Graphical abstract: Ultrahigh enhancement rate of the energy density of flexible polymer nanocomposites using core–shell BaTiO3@MgO structures as the filler
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Metal–organic framework derived copper catalysts for CO2 to ethylene conversion

MOF-derived copper catalysts underwent a surface reconstruction to form a Cu@CuxO core@shell structure during CO2RR process, which was beneficial for CO2 to C2H4 conversion, resulting in a 51% FE for C2H4 and 70% FE for C2+ products.

Graphical abstract: Metal–organic framework derived copper catalysts for CO2 to ethylene conversion
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Creating compressive stress at the NiOOH/NiO interface for water oxidation

The compressive stress at the NiOOH/NiO interface, created through the battery conversion chemistry, is found to influence the OER performance.

Graphical abstract: Creating compressive stress at the NiOOH/NiO interface for water oxidation
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Electrochemical conversion of bulk platinum into platinum single-atom sites for the hydrogen evolution reaction

An electro-filtration strategy is used to access a Pt single-atom sites catalyst on graphite carbon paper at room temperature from Pt foil, assisted by a GOM membrane. It exhibits excellent activity and stability towards HER (with CdS) under visible-light irradiation.

Graphical abstract: Electrochemical conversion of bulk platinum into platinum single-atom sites for the hydrogen evolution reaction
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

An efficient medium-bandgap nonfullerene acceptor for organic solar cells

A medium-bandgap nonfullerene acceptor IBCT was developed, delivering 11.26% and 15.25% power conversion efficiencies in single-junction and tandem solar cells, respectively.

Graphical abstract: An efficient medium-bandgap nonfullerene acceptor for organic solar cells
From the themed collection: Journal of Materials Chemistry A HOT Papers
Open Access Communication

Synthesis of high-performance polycrystalline metal–organic framework membranes at room temperature in a few minutes

Our method hinders the Ostwald ripening of polycrystalline MOF film during the solvothermal synthesis, allowing the growth of high-quality MOF films in just 8 min at room temperature.

Graphical abstract: Synthesis of high-performance polycrystalline metal–organic framework membranes at room temperature in a few minutes
From the themed collection: Journal of Materials Chemistry A HOT Papers
Open Access Communication

“Nano-garden cultivation” for electrocatalysis: controlled synthesis of Nature-inspired hierarchical nanostructures

The rational coupling of hydrothermal and electrodeposition approaches enables controlled synthesis of various CoP Nature-inspired nanostructures with distinct electrocatalytic performance.

Graphical abstract: “Nano-garden cultivation” for electrocatalysis: controlled synthesis of Nature-inspired hierarchical nanostructures
Communication

Transannularly conjugated tetrameric perylene diimide acceptors containing [2.2]paracyclophane for non-fullerene organic solar cells

Two isomeric perylene diimide acceptors with through-space conjugated [2.2]paracyclophane as a central core show dramatic differences in device performances.

Graphical abstract: Transannularly conjugated tetrameric perylene diimide acceptors containing [2.2]paracyclophane for non-fullerene organic solar cells
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Simple organic donors based on halogenated oligothiophenes for all small molecule solar cells with efficiency over 11%

A set of centrally halogenated oligothiophenes were developed for organic solar cells. The devices with a chlorinated donor (2Cl7T) achieved power conversion efficiencies (PCEs) of up to ca. 11.5% (vs. ca. 2.5% for non-halogenated donor DRCN7T).

Graphical abstract: Simple organic donors based on halogenated oligothiophenes for all small molecule solar cells with efficiency over 11%
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Molecular engineering of acceptors to control aggregation for optimized nonfullerene solar cells

Dual molecular engineering of alkyl side chains and halogen accepting ends of asymmetric fused-ring acceptors has been proposed for controlling aggregation for optimize organic solar cells (OSCs).

Graphical abstract: Molecular engineering of acceptors to control aggregation for optimized nonfullerene solar cells
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Pressure effects on sulfide electrolytes for all solid-state batteries

All-solid-state batteries exhibit good performance even at low operating stack pressure when soft electrode materials are used.

Graphical abstract: Pressure effects on sulfide electrolytes for all solid-state batteries
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Surface oxidized two-dimensional antimonene nanosheets for electrochemical ammonia synthesis under ambient conditions

Few-layer antimonene nanosheets with surface oxidation have been used as an efficient nitrogen reduction reaction electrocatalyst for ammonia synthesis.

Graphical abstract: Surface oxidized two-dimensional antimonene nanosheets for electrochemical ammonia synthesis under ambient conditions
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Fluorinated solid additives enable high efficiency non-fullerene organic solar cells

Fluorinated solid additives have been designed to increase the π–π stacking of non-fullerene acceptor BTP-4F, leading to increased efficiency from 15.2% to 16.5% of PBDB-T-2F:BTP-4F binary solar cells with excellent stability.

Graphical abstract: Fluorinated solid additives enable high efficiency non-fullerene organic solar cells
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Towards high rate Li metal anodes: enhanced performance at high current density in a superconcentrated ionic liquid

Application of high current density demonstrated enhanced cycling efficiency and the formation of a stable and LiF dominated SEI providing a new path to enable fast charge battery technologies.

Graphical abstract: Towards high rate Li metal anodes: enhanced performance at high current density in a superconcentrated ionic liquid
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Surface oxygen-mediated ultrathin PtRuM (Ni, Fe, and Co) nanowires boosting methanol oxidation reaction

The surface-oxygen-modified ultrathin Pt62Ru18Ni20–O/C nanowires catalyst exhibits outstanding mass activity, excellent stability, and CO anti-poisoning for methanol oxidation reaction in acidic medium by DFT and electrochemical experiments.

Graphical abstract: Surface oxygen-mediated ultrathin PtRuM (Ni, Fe, and Co) nanowires boosting methanol oxidation reaction
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Black BiVO4: size tailored synthesis, rich oxygen vacancies, and sodium storage performance

Size tailored black BiVO4 colloids with rich oxygen vacancies were generated via facile laser processing for high performance sodium storage.

Graphical abstract: Black BiVO4: size tailored synthesis, rich oxygen vacancies, and sodium storage performance
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Promoting nitrogen photofixation over a periodic WS2@TiO2 nanoporous film

WS2@TiO2 nanoporous films were fabricated by implanting WS2 nanosheets in TiO2 nanoporous films and show efficient photocatalytic N2 fixation.

Graphical abstract: Promoting nitrogen photofixation over a periodic WS2@TiO2 nanoporous film
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

An ion-in-conjugation polymer enables the detection of NO2 with parts-per-trillion sensitivity and ultrahigh selectivity

The detection of nitric dioxide (NO2) at the parts-per-trillion (ppt) level is critical for both environmental monitoring and human health.

Graphical abstract: An ion-in-conjugation polymer enables the detection of NO2 with parts-per-trillion sensitivity and ultrahigh selectivity
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

A super-thermostable, flexible supercapacitor for ultralight and high performance devices

High-temperature operation and flexible supercapacitors are designed from graphene aerogel electrodes and IL-FSN based polymer composite electrolytes, achieving a high capacitance of 1007 F g−1 and an energy density of 1134 Wh kg−1 at 200 °C.

Graphical abstract: A super-thermostable, flexible supercapacitor for ultralight and high performance devices
From the themed collection: Journal of Materials Chemistry A HOT Papers
Communication

Electrocatalytic reduction of N2 and nitrogen-incorporation process on dopant-free defect graphene

Defect graphene was developed as an efficient electrocatalyst for the NRR and transformed from dopant-free graphene to N-doped graphene after the NRR.

Graphical abstract: Electrocatalytic reduction of N2 and nitrogen-incorporation process on dopant-free defect graphene
From the themed collection: Journal of Materials Chemistry A HOT Papers
Paper

Confining Sb nanoparticles in bamboo-like hierarchical porous aligned carbon nanotubes for use as an anode for sodium ion batteries with ultralong cycling performance

Sb nanoparticles are confined in bamboo-like hierarchical porous aligned carbon nanotubes for use as an anode for sodium ion batteries with ultralong cycling performance.

Graphical abstract: Confining Sb nanoparticles in bamboo-like hierarchical porous aligned carbon nanotubes for use as an anode for sodium ion batteries with ultralong cycling performance
From the themed collection: Journal of Materials Chemistry A HOT Papers
Paper

Tailoring the hetero-structure of iron oxides in the framework of nitrogen doped carbon for the oxygen reduction reaction and zinc–air batteries

We report a H2-thermal-reduction strategy to fabricate FeOx/Fe NPs dispersed on a porous N-doped carbon framework. The optimal hybrid exhibited high ORR performance with an E1/2 of 0.838 V and remarkable Zn–air battery performance with a peak power density of 156.6 mW cm−2.

Graphical abstract: Tailoring the hetero-structure of iron oxides in the framework of nitrogen doped carbon for the oxygen reduction reaction and zinc–air batteries
From the themed collection: Journal of Materials Chemistry A HOT Papers
360 items - Showing page 1 of 6

About this collection

This on-going web collection features all the articles published in Journal of Materials Chemistry A in 2020 marked as HOT, as recommended by referees.  Congratulations to all the authors whose articles are featured!

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