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Themed collection 2017 Journal of Materials Chemistry A HOT Papers

183 articles - Showing page 1 of 3
Review Article

Alternative strategies in improving the photocatalytic and photoelectrochemical activities of visible light-driven BiVO4: a review

This review summarises the recent advances of various strategies in improving the performances of BiVO4 in photocatalytic and photoelectrochemical systems.

Graphical abstract: Alternative strategies in improving the photocatalytic and photoelectrochemical activities of visible light-driven BiVO4: a review
Review Article

Cellulose nanofibril nanopapers and bioinspired nanocomposites: a review to understand the mechanical property space

This review discusses the correlation between structure formation, nanostructural details and mechanical properties in biobased high performance materials formed from renewable cellulose nanofibrils.

Graphical abstract: Cellulose nanofibril nanopapers and bioinspired nanocomposites: a review to understand the mechanical property space
Review Article

Multiscale-architectured functional membranes utilizing inverse opal structures

Inverse-opal structured isoporous membranes can exhibit outstanding separation properties of high selectivity and high permeability.

Graphical abstract: Multiscale-architectured functional membranes utilizing inverse opal structures
Review Article

Mixed cation hybrid lead halide perovskites with enhanced performance and stability

The mixed cation lead halide perovskite solar cells exhibited improved performance and enhanced stabilities.

Graphical abstract: Mixed cation hybrid lead halide perovskites with enhanced performance and stability
Review Article

Low-toxic metal halide perovskites: opportunities and future challenges

Over the past few years, lead halide perovskites have emerged as a class of dominant semiconductor materials in the photovoltaic (PV) field with an unprecedented sharp enhancement of power conversion efficiencies (PCEs) up to 22.1%, as well as in other promising optoelectronic applications due to their extraordinary and unique properties.

Graphical abstract: Low-toxic metal halide perovskites: opportunities and future challenges
Review Article

Potential applications of functional porous organic polymer materials

Recent development of functional porous organic polymers for application in gas storage/separation, catalysis, environmental remediation and sensing has been reviewed.

Graphical abstract: Potential applications of functional porous organic polymer materials
Review Article

Transition metal oxides with one-dimensional/one-dimensional-analogue nanostructures for advanced supercapacitors

Controlled synthesis for electrode materials and excellent electrochemical performances were introduced for advanced supercapacitors.

Graphical abstract: Transition metal oxides with one-dimensional/one-dimensional-analogue nanostructures for advanced supercapacitors
Review Article

Recent progress in layered metal dichalcogenide nanostructures as electrodes for high-performance sodium-ion batteries

The sodium storage performance of layered metal dichalcogenide anodes enhanced through nanostructure engineering, crystal structure modulation, doping/alloying and composite design is systematically reviewed.

Graphical abstract: Recent progress in layered metal dichalcogenide nanostructures as electrodes for high-performance sodium-ion batteries
Review Article

Perspectives on water-facilitated CO2 capture materials

This review firstly proposes the concept of water-facilitated CO2 capture materials. The strategies of avoiding the negative effects of water and maximizing the positive effects of water are tentatively proposed.

Graphical abstract: Perspectives on water-facilitated CO2 capture materials
Review Article

Recent innovative configurations in high-energy lithium–sulfur batteries

In this review, the recent developments of novel configurations for Li–S batteries, including hierarchical gradient cathodes, modified separators, solid-state electrolytes and lithium anode protection, are presented.

Graphical abstract: Recent innovative configurations in high-energy lithium–sulfur batteries
Review Article

Nanostructured cathode materials for lithium–sulfur batteries: progress, challenges and perspectives

This review article summarises the progress, challenges and prospects of nanostructured cathode materials for lithium–sulfur batteries.

Graphical abstract: Nanostructured cathode materials for lithium–sulfur batteries: progress, challenges and perspectives
Review Article

Configuration-centered photovoltaic applications of metal halide perovskites

Metal halide perovskites, particularly lead halide perovskites, have seen extraordinary breakthroughs in photovoltaics with power conversion efficiency swiftly surging to over 22% in the past few years, demonstrating their huge potential for rivalry with crystalline silicon solar cells in terms of production cost and performance for the future photovoltaic market.

Graphical abstract: Configuration-centered photovoltaic applications of metal halide perovskites
Communication

Fine-tuning of the confined space in microporous metal–organic frameworks for efficient mercury removal

We report a novel metal–organic framework showing a very efficient, selective and fast Hg2+ removal.

Graphical abstract: Fine-tuning of the confined space in microporous metal–organic frameworks for efficient mercury removal
Communication

Electrodeposited cobalt phosphide superstructures for solar-driven thermoelectrocatalytic overall water splitting

Facilitated by supplementary thermal energy converted from sustainable solar irradiance, the electrocatalytic water splitting kinetics of cobalt phosphide superstructures are considerably enhanced.

Graphical abstract: Electrodeposited cobalt phosphide superstructures for solar-driven thermoelectrocatalytic overall water splitting
Communication

New small-molecule acceptors based on hexacyclic naphthalene(cyclopentadithiophene) for efficient non-fullerene organic solar cells

A series of new non-fullerene small molecule acceptors (NTIC, NTIC-Me, NTIC-OMe and NTIC-F) based on the acceptor–donor–acceptor (A–D–A) architecture, using hexacyclic naphthalene-(cyclopentadithiophene) as the central unit, were designed and synthesized.

Graphical abstract: New small-molecule acceptors based on hexacyclic naphthalene(cyclopentadithiophene) for efficient non-fullerene organic solar cells
Communication

Aromatic ring substituted g-C3N4 for enhanced photocatalytic hydrogen evolution

An all-carbon aromatic ring substitutionally doped g-C3N4 was synthesized with greatly enhanced light absorption, band structure and carrier separation, achieving a 3 times higher hydrogen evolution rate (HER).

Graphical abstract: Aromatic ring substituted g-C3N4 for enhanced photocatalytic hydrogen evolution
Communication

A versatile graphene foil

Graphene foil with high electrical conductivity exhibits versatile features, as a flame-retardant material and a substitute for metal current collectors.

Graphical abstract: A versatile graphene foil
Communication

Boosting the bifunctional electrocatalytic oxygen activities of CoOx nanoarrays with a porous N-doped carbon coating and their application in Zn–air batteries

A N-doped porous carbon coated cobalt oxide nanoarray electrode was prepared with excellent bifunctional oxygen catalytic performance, and demonstrated good stability and high efficiency in a Zn–air battery.

Graphical abstract: Boosting the bifunctional electrocatalytic oxygen activities of CoOx nanoarrays with a porous N-doped carbon coating and their application in Zn–air batteries
Communication

Adjusting the electronic structure by Ni incorporation: a generalized in situ electrochemical strategy to enhance water oxidation activity of oxyhydroxides

An in situ electrochemical Ni-incorporating strategy is developed to tailor the electronic structure of β-FeOOH and the as-prepared Ni incorporated β-FeOOH exhibits a high oxygen evolution electrocatalytic performance in alkaline media.

Graphical abstract: Adjusting the electronic structure by Ni incorporation: a generalized in situ electrochemical strategy to enhance water oxidation activity of oxyhydroxides
Open Access Communication

Advancing the n → π* electron transition of carbon nitride nanotubes for H2 photosynthesis

Carbon nitride nanotubes with enhanced optical absorption and advanced charge carrier behavior stimulate photocatalytic hydrogen production.

Graphical abstract: Advancing the n → π* electron transition of carbon nitride nanotubes for H2 photosynthesis
Communication

A ternary conjugated D–A copolymer yields over 9.0% efficiency in organic solar cells

The best performance copolymer exhibits a power conversion efficiency of 9.08%, representing the highest value for ternary conjugated D–A copolymers.

Graphical abstract: A ternary conjugated D–A copolymer yields over 9.0% efficiency in organic solar cells
Communication

A 2D free-standing film-inspired electrocatalyst for highly efficient hydrogen production

A high electrocatalytic performance free-standing film based on molybdenum carbide nanoribbons between N-doped graphene nanolayers was developed.

Graphical abstract: A 2D free-standing film-inspired electrocatalyst for highly efficient hydrogen production
Communication

Integration of plasmonic and amorphous effects in MoO3−x spheres for efficient photoelectrochemical water oxidation

MoO3−x spheres with plasmonic and amorphous features were obtained as highly active and stable photoanodes for water oxidation.

Graphical abstract: Integration of plasmonic and amorphous effects in MoO3−x spheres for efficient photoelectrochemical water oxidation
Communication

Construction of light-harvesting system for enhanced catalytic performance of Pd nanoframes toward Suzuki coupling reaction

Au octahedra have been encapsulated into Pd nanoframes to further enhance the catalytic activity of Pd nanoframes toward Suzuki coupling reactions.

Graphical abstract: Construction of light-harvesting system for enhanced catalytic performance of Pd nanoframes toward Suzuki coupling reaction
Communication

Nanoscale engineering of nitrogen-doped carbon nanofiber aerogels for enhanced lithium ion storage

After carbonization of bamboo nanocellulose aerogels in ammonia gas, the obtained nitrogen-doped carbon nanofiber (N-ACNF) aerogels with a tunable nanostructure were found to be ideal candidates for high-performance anodes in LIBs.

Graphical abstract: Nanoscale engineering of nitrogen-doped carbon nanofiber aerogels for enhanced lithium ion storage
Communication

Continuous fabrication of the graphene-confined polypyrrole film for cycling stable supercapacitors

A meter-length graphene-confined, polypyrrole film was fabricated by scalable wet-spinning technology for cycling stable supercapacitors.

Graphical abstract: Continuous fabrication of the graphene-confined polypyrrole film for cycling stable supercapacitors
Communication

Honeycomb-like carbon nanoflakes as a host for SnO2 nanoparticles allowing enhanced lithium storage performance

Confining smaller and fewer SnO2 nanoparticles within honeycomb-like carbon nanoflakes demonstrated superior cycle stability and rate capability for lithium storage.

Graphical abstract: Honeycomb-like carbon nanoflakes as a host for SnO2 nanoparticles allowing enhanced lithium storage performance
Communication

In situ surface derivation of an Fe–Co–Bi layer on an Fe-doped Co3O4 nanoarray for efficient water oxidation electrocatalysis under near-neutral conditions

A core–shell Fe–Co3O4@Fe–Co–Bi nanoarray (Fe–Co3O4@Fe–Co–Bi/CC) acts as a superior catalyst electrode for water oxidation, with the need of an overpotential of 420 mV to drive 10 mA cm−2 in 0.1 M K-Bi.

Graphical abstract: In situ surface derivation of an Fe–Co–Bi layer on an Fe-doped Co3O4 nanoarray for efficient water oxidation electrocatalysis under near-neutral conditions
Communication

Carbon nitride supported AgPd alloy nanocatalysts for dehydrogenation of formic acid under visible light

We report a facile approach for the one-step room-temperature preparation of nearly monodisperse AgPd alloy nanoparticles supported on semiconductor graphitic carbon nitride (g-CN). The AgPd/g-CN nanocatalysts are highly active and durable for dehydrogenation of formic acid under visible light or dark at ambient condition.

Graphical abstract: Carbon nitride supported AgPd alloy nanocatalysts for dehydrogenation of formic acid under visible light
Communication

Transparent wood containing CsxWO3 nanoparticles for heat-shielding window applications

A type of functionalized nanoparticles filled transparent wood composite for heat-shielding-window applications.

Graphical abstract: Transparent wood containing CsxWO3 nanoparticles for heat-shielding window applications
Communication

Controllable construction of metal–organic polyhedra in confined cavities via in situ site-induced assembly

Controllable fabrication of metal–organic polyhedra in confined cavities with improved properties was realized through in situ site-induced assembly.

Graphical abstract: Controllable construction of metal–organic polyhedra in confined cavities via in situ site-induced assembly
Communication

Charge transfer induced polymerization of EDOT confined between 2D titanium carbide layers

In situ polymerization of 3,4-ethylenedioxythiophene (EDOT) is achieved on the surface of 2D Ti3C2Tx MXene without using any oxidant, resulting in improved lithium ion storage capability of Ti3C2Tx/poly-EDOT hybrids.

Graphical abstract: Charge transfer induced polymerization of EDOT confined between 2D titanium carbide layers
Communication

A soft non-porous separator and its effectiveness in stabilizing Li metal anodes cycling at 10 mA cm−2 observed in situ in a capillary cell

While lithium metal anodes have the highest theoretical capacity for rechargeable batteries, they are plagued by the growth of lithium dendrites, side reactions, and a moving contact interface with the electrolyte during cycling.

Graphical abstract: A soft non-porous separator and its effectiveness in stabilizing Li metal anodes cycling at 10 mA cm−2 observed in situ in a capillary cell
Communication

Ni nanobelts induced enhancement of hole transport and collection for high efficiency and ambient stable mesoscopic perovskite solar cells

Free standing Ni nanobelts dispersed in HTMs were developed for high efficiency and ambient stable mesoscopic perovskite solar cells.

Graphical abstract: Ni nanobelts induced enhancement of hole transport and collection for high efficiency and ambient stable mesoscopic perovskite solar cells
Communication

Nanostructure-induced colored TiO2 array photoelectrodes with full solar spectrum harvesting

Wedge-shaped colored TiO2 nanoarrays grown on Ti foam have been synthesized with full solar spectrum harvesting.

Graphical abstract: Nanostructure-induced colored TiO2 array photoelectrodes with full solar spectrum harvesting
Open Access Communication

Inspired by the “tip effect”: a novel structural design strategy for the cathode in advanced lithium–sulfur batteries

Inspired by the “tip effect”, hollow cupric oxide spheres can be used as an effective host for Li–S batteries.

Graphical abstract: Inspired by the “tip effect”: a novel structural design strategy for the cathode in advanced lithium–sulfur batteries
Communication

p-Type SnO thin layers on n-type SnS2 nanosheets with enriched surface defects and embedded charge transfer for lithium ion batteries

We constructed defective heterointerfaces of p-SnO on n-SnS2 nanosheets by plasma treatment to improve the anode performance in Li-ion batteries.

Graphical abstract: p-Type SnO thin layers on n-type SnS2 nanosheets with enriched surface defects and embedded charge transfer for lithium ion batteries
Communication

Pyridinic nitrogen-rich carbon nanocapsules from a bioinspired polydopamine derivative for highly efficient electrocatalytic oxygen reduction

A novel bioinspired polydopamine derivative was prepared by self-polymerization of 6-(2-aminoethyl)-3-hydroxypyridin-2(1H)-one in an alkaline medium. It could be used as precursor to produce pyridinic N-rich carbon nanocapsules with a desired N doping content and superior electrocatalytic activity and stability for the ORR.

Graphical abstract: Pyridinic nitrogen-rich carbon nanocapsules from a bioinspired polydopamine derivative for highly efficient electrocatalytic oxygen reduction
Paper

Visible-Light Responsive MOF Encapsulation of Noble-Metal-Sensitized Semiconductors for High-Performance Photoelectrochemical Water Splitting

Paper

Boosting CO2 electroreduction over layered zeolitic imidazolate framework decorated with Ag2O nanoparticles

Paper

Significant enhancement of photovoltaic performance through introducing S⋯N conformational locks

A novel high photovoltaic performance small molecule was achieved through introducing S⋯N noncovalent conformational locks.

Graphical abstract: Significant enhancement of photovoltaic performance through introducing S⋯N conformational locks
Paper

A CMK-5-encapsulated MoSe2 composite for rechargeable lithium-ion batteries with improved electrochemical performance

A composite of MoSe2/CMK-5 was fabricated through a nanocasting route, in which ultra-thin two-dimensional MoSe2 nanosheets were encapsulated in the mesopores of CMK-5, exhibiting improved electrochemical performance for lithium-ion batteries.

Graphical abstract: A CMK-5-encapsulated MoSe2 composite for rechargeable lithium-ion batteries with improved electrochemical performance
Paper

Na–Mn–O@C yolk–shell nanorods as an ultrahigh electrochemical performance anode for lithium ion batteries

By virtue of its unique yolk–shell structure and composition, the as-built Na0.55Mn2O4·1.5H2O@C electrode endows LIBs with attractive electrochemical performances.

Graphical abstract: Na–Mn–O@C yolk–shell nanorods as an ultrahigh electrochemical performance anode for lithium ion batteries
Paper

Lithium ion conductivity in Li2S–P2S5 glasses – building units and local structure evolution during the crystallization of superionic conductors Li3PS4, Li7P3S11 and Li4P2S7

The local structure phase diagram of (Li2S)x(P2S5)100−x thiophosphates derived from pair distribution function crystallization experiments.

Graphical abstract: Lithium ion conductivity in Li2S–P2S5 glasses – building units and local structure evolution during the crystallization of superionic conductors Li3PS4, Li7P3S11 and Li4P2S7
Paper

Extremely low thermal conductivity and high thermoelectric performance in liquid-like Cu2Se1−xSx polymorphic materials

Extremely low thermal conductivity and high thermoelectric performance are found in liquid-like Cu2Se1−xSx polymorphic materials.

Graphical abstract: Extremely low thermal conductivity and high thermoelectric performance in liquid-like Cu2Se1−xSx polymorphic materials
Paper

Constructing Hierarchical Dandelion-like Molybdenum-Nickel-Cobalt Ternary Oxide Nanowire Arrays on Carbon Nanotube Fiber for High-Performance Wearable Fiber-shaped Asymmetric Supercapacitors

Paper

Organic–inorganic hybrid electrolytes from ionic liquid-functionalized octasilsesquioxane for lithium metal batteries

Ionic liquid-based solid electrolytes with outstanding room-temperature ionic conductivity and excellent electrochemical stability are developed for all-solid-state Li metal batteries.

Graphical abstract: Organic–inorganic hybrid electrolytes from ionic liquid-functionalized octasilsesquioxane for lithium metal batteries
Paper

The tunable effect of nitrogen and boron dopants on a single walled carbon nanotube support on the catalytic properties of a single gold atom catalyst: a first principles study of CO oxidation

Doping of supports is a practical strategy to tune the catalytic performance of a single Au atom in CO oxidation.

Graphical abstract: The tunable effect of nitrogen and boron dopants on a single walled carbon nanotube support on the catalytic properties of a single gold atom catalyst: a first principles study of CO oxidation
Paper

Structural transformations in Li2MnSiO4: evidence that a Li intercalation material can reversibly cycle through a disordered phase

Li2MnSiO4 is a promising high capacity cathode material due to the potential to extract two Li ions per formula unit.

Graphical abstract: Structural transformations in Li2MnSiO4: evidence that a Li intercalation material can reversibly cycle through a disordered phase
Paper

A novel synthetic route to cathode materials for Li–S batteries: from organic sulfides to sulfur/nitrogenous carbon composites

Through a calcination and an in situ oxidation process, a nitrogenous carbon coated sulfur composite is synthesized from an organic sulfide.

Graphical abstract: A novel synthetic route to cathode materials for Li–S batteries: from organic sulfides to sulfur/nitrogenous carbon composites
Paper

An advanced construction strategy of all-solid-state lithium batteries with excellent interfacial compatibility and ultralong cycle life

The inferior cycle performance of All-solid-state lithium batteries (ASSLBs) resulting from the low mixed ionic and electronic conductivity in the electrodes, as well as the large interfacial resistance between the electrodes and the electrolyte have been optimized in this work.

Graphical abstract: An advanced construction strategy of all-solid-state lithium batteries with excellent interfacial compatibility and ultralong cycle life
Open Access Paper

Three-dimensional carbon nanotube networks enhanced sodium trimesic: a new anode material for sodium ion batteries and Na-storage mechanism revealed by ex situ studies

A new organic material (Na3TM) is proposed as an advanced anode for SIBs, and its Na-storage mechanism is ascertained.

Graphical abstract: Three-dimensional carbon nanotube networks enhanced sodium trimesic: a new anode material for sodium ion batteries and Na-storage mechanism revealed by ex situ studies
Paper

Morphochemical Imprinting of Melamine Cyanurate Mesocrystals into Glucose-derived Carbon for High Performance Lithium Ion Batteries

Paper

Fabrication and electrochemical performance of unprecedented POM-based metal–carbene frameworks

Unprecedented 3D POM-based MCFs showing good potential as anode materials in LIBs have been successfully fabricated for the first time.

Graphical abstract: Fabrication and electrochemical performance of unprecedented POM-based metal–carbene frameworks
Paper

Potassium-rich iron hexacyanoferrate/dipotassium terephthalate@carbon nanotube composite for K-ion full cells with optimized electrolyte

Paper

Self-supported porous WN nanowires array: an efficient 3D electrocatalyst in the hydrogen evolution reaction

Paper

One-pot synthesis of molybdenum oxide nanoparticles encapsulated in hollow silica spheres: an efficient and reusable catalyst for epoxidation of olefins

Paper

Efficient separation of ethylene from acetylene/ethylene mixtures by a flexible-robust metal–organic framework

During the production of polymer-grade ethylene, trace amounts of acetylene (about 1%) in the ethylene feed need to be reduced to 40 parts per million (ppm).

Graphical abstract: Efficient separation of ethylene from acetylene/ethylene mixtures by a flexible-robust metal–organic framework
Paper

Formic acid dehydrogenation over Pd NPs supported on amine-functionalized SBA-15 catalysts: structure–activity relationships

A series of Pd/SBA-15-amine materials (where “Amine” is primary amine, secondary amine and tertiary amine) containing Pd nanoparticles are synthesized and their catalytic properties for formic acid dehydrogenation are investigated.

Graphical abstract: Formic acid dehydrogenation over Pd NPs supported on amine-functionalized SBA-15 catalysts: structure–activity relationships
Paper

Cubic mesoporous carbon nitride polymers with large cage-type pores for visible light photocatalysis

Cubic mesoporous graphitic carbon nitride polymers with large cage-type pores were synthesized and exhibited superior photocatalytic activity towards hydrogen evolution.

Graphical abstract: Cubic mesoporous carbon nitride polymers with large cage-type pores for visible light photocatalysis
Paper

Drastically enhanced hydrogen evolution activity by 2D to 3D structural transition in anion-engineered molybdenum disulfide thin films for efficient Si-based water splitting photocathodes

Efficient photoelectrochemical hydrogen production is demonstrated by sulphur-doped molybdenum phosphide/p-Si heterojunctions.

Graphical abstract: Drastically enhanced hydrogen evolution activity by 2D to 3D structural transition in anion-engineered molybdenum disulfide thin films for efficient Si-based water splitting photocathodes
Paper

Electronic and protonic conduction in LaFeO3

Charge transport mechanisms of perovskite-type LaFeO3 are elucidated for battery-electrode applications.

Graphical abstract: Electronic and protonic conduction in LaFeO3
Paper

MOF-derived CoSe2 microspheres with hollow interiors as high-performance electrocatalysts for the enhanced oxygen evolution reaction

MOF-derived CoSe2 hollow microspheres have been fabricated for the high-performance oxygen evolution reaction.

Graphical abstract: MOF-derived CoSe2 microspheres with hollow interiors as high-performance electrocatalysts for the enhanced oxygen evolution reaction
Paper

A solid state energy storage device with supercapacitor–battery hybrid design

High power and high energy density are important requirements for advanced energy storage systems in mobile electronic devices, electric vehicles, and military-grade high-rate energy storage systems.

Graphical abstract: A solid state energy storage device with supercapacitor–battery hybrid design
Paper

Composition design, optical gap and stability investigations of lead-free halide double perovskite Cs2AgInCl6

Stable double perovskite Cs2AgInCl6 has been reported as a direct gap semiconductor with a wide band gap of 3.23 eV obtained experimentally and 3.33 eV obtained by DFT calculation.

Graphical abstract: Composition design, optical gap and stability investigations of lead-free halide double perovskite Cs2AgInCl6
Paper

Hierarchically ordered arrays with platinum coated PANI nanowires for highly efficient fuel cell electrodes

A hierarchically ordered electrode architecture with crystallographically preferential growth of Pt nanowhisker arrays on PANI nanowire arrays demonstrates outstanding ORR and PEMFC performance.

Graphical abstract: Hierarchically ordered arrays with platinum coated PANI nanowires for highly efficient fuel cell electrodes
Paper

Graphene oxide based moisture-responsive biomimetic film actuators with nacre-like layered structures

Hygroresponsive biomimetic actuators that convert chemical potential energy contained within the humidity gradient into mechanical deformation are of particular significance for realizing a sustainable society.

Graphical abstract: Graphene oxide based moisture-responsive biomimetic film actuators with nacre-like layered structures
Paper

NaCl multistage-recrystallization-induced formation of 3D micro-structured ribbon-like graphene based films for high performance flexible/transparent supercapacitors

Micro-structured interconnected ribbon-like graphene sheet hanging in polygonal graphene walls was developed; the ribbons were formed along grain boundaries during the NaCl multistage-recrystallization process.

Graphical abstract: NaCl multistage-recrystallization-induced formation of 3D micro-structured ribbon-like graphene based films for high performance flexible/transparent supercapacitors
Paper

Significantly improved dielectric performances of sandwich-structured polymer composites induced by alternating positive-k and negative-k layers

A significantly enhanced dielectric constant and suppressed loss were simultaneously achieved in sandwich-structured composites consisting of alternating positive-k and negative-k layers.

Graphical abstract: Significantly improved dielectric performances of sandwich-structured polymer composites induced by alternating positive-k and negative-k layers
Paper

In situ grown cobalt selenide/graphene nanocomposite counter electrodes for enhanced dye-sensitized solar cell performance

In situ hydrothermally grown hybrid CoSe/graphene nanocomposites exhibited a higher reaction kinetic rate for tri-iodide reduction and 20% improvement in power conversion efficiency than the Pt counter electrode.

Graphical abstract: In situ grown cobalt selenide/graphene nanocomposite counter electrodes for enhanced dye-sensitized solar cell performance
183 articles - Showing page 1 of 3

About this collection

This on-going web collection features all the articles published inJournal of Materials Chemistry A in 2017 marked as HOT, as recommended by referees.  Congratulations to all the authors whose articles are featured!

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