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Themed collection 2016 Journal of Materials Chemistry A HOT Papers

236 articles - Showing page 1 of 4
Review Article

A review on triphenylamine (TPA) based organic hole transport materials (HTMs) for dye sensitized solar cells (DSSCs) and perovskite solar cells (PSCs): evolution and molecular engineering

Development of triphenylamine (TPA) based hole-transporting-materials (HTMs) leading to high Tg, higher morphological stability and longevity of dye-sensitized and perovskite solar cells.

Graphical abstract: A review on triphenylamine (TPA) based organic hole transport materials (HTMs) for dye sensitized solar cells (DSSCs) and perovskite solar cells (PSCs): evolution and molecular engineering
Review Article

Carbon electrodes for capacitive deionization

Carbon materials for electrodes of capacitive deionization (CDI) process are reviewed.

Graphical abstract: Carbon electrodes for capacitive deionization
Open Access Review Article

A review on special wettability textiles: theoretical models, fabrication technologies and multifunctional applications

In this review, we have briefly summarized the fundamental theoretical models and characterization methods of textile surfaces with special wettability, various fabrication technologies and potential applications.

Graphical abstract: A review on special wettability textiles: theoretical models, fabrication technologies and multifunctional applications
Review Article

Triazine-based covalent organic polymers: design, synthesis and applications in heterogeneous catalysis

The development of triazine-based COPs using different building blocks or alternative synthetic chemical reactions and their potential application in heterogeneous catalysis.

Graphical abstract: Triazine-based covalent organic polymers: design, synthesis and applications in heterogeneous catalysis
Open Access Review Article

Metal-nanostructures – a modern and powerful platform to create transparent electrodes for thin-film photovoltaics

The recent progress of semi-transparent electrodes based on thin metal layers or metal nanowires and their application in solar cells are reviewed.

Graphical abstract: Metal-nanostructures – a modern and powerful platform to create transparent electrodes for thin-film photovoltaics
Review Article

Perylenediimides as non-fullerene acceptors in bulk-heterojunction solar cells (BHJSCs)

Perylenediimides are ideal candidates for the substitution of fullerene derivatives as electron acceptors in bulk heterojunction organic solar cells due to their extremely intense light absorbance, high electron mobility and excellent photochemical stability.

Graphical abstract: Perylenediimides as non-fullerene acceptors in bulk-heterojunction solar cells (BHJSCs)
Review Article

The applications of carbon nanotubes and graphene in advanced rechargeable lithium batteries

This study summarizes the unique advantages of CNTs and graphene in battery applications, updates the most recent progress, and compares the prospects and challenges of CNTs and graphene for future full utilization in energy storage applications.

Graphical abstract: The applications of carbon nanotubes and graphene in advanced rechargeable lithium batteries
Review Article

All-in-one energy harvesting and storage devices

The recent development and perspectives of energy harvesting and storage devices including integration strategies are summarized and discussed.

Graphical abstract: All-in-one energy harvesting and storage devices
Review Article

Research progress in Na-ion capacitors

Research progress in the development of various battery type and supercapacitor type materials is discussed from the point of view of Na-ion capacitors.

Graphical abstract: Research progress in Na-ion capacitors
Review Article

Recent advancements in perovskite solar cells: flexibility, stability and large scale

This review focuses on the aspects of flexibility, stability and large scale, which are very essential for the future commercialization of PSCs, and many effective materials and fabrication strategies which have been reported to emphasize these three properties of PSCs will be introduced.

Graphical abstract: Recent advancements in perovskite solar cells: flexibility, stability and large scale
Review Article

Graphene in perovskite solar cells: device design, characterization and implementation

We review the use of graphene and graphene-derived nanomaterials in perovskite solar cells, outlining design perspectives, device characterization, and performance.

Graphical abstract: Graphene in perovskite solar cells: device design, characterization and implementation
Open Access Review Article

Recent research progress of polymer donor/polymer acceptor blend solar cells

In this review, we provide an overview of recent progress towards the performance enhancement of polymer/polymer blend solar cells.

Graphical abstract: Recent research progress of polymer donor/polymer acceptor blend solar cells
Review Article

Doping graphene with boron: a review of synthesis methods, physicochemical characterization, and emerging applications

Graphene based materials can be effectively modified by doping in order to specifically tailor their properties toward specific applications.

Graphical abstract: Doping graphene with boron: a review of synthesis methods, physicochemical characterization, and emerging applications
Review Article

Plasmonic silver incorporated silver halides for efficient photocatalysis

The review provides an overall survey on the state-of-the-art silver–silver halide-based photocatalysts, fundamental understanding of their plasmonically induced photo-reactions and their major environmental applications.

Graphical abstract: Plasmonic silver incorporated silver halides for efficient photocatalysis
Review Article

Composites of metal–organic frameworks and carbon-based materials: preparations, functionalities and applications

This review summarizes the recent progress in preparations, functionalities and applications of composites of metal–organic frameworks (MOFs) and carbon-based materials.

Graphical abstract: Composites of metal–organic frameworks and carbon-based materials: preparations, functionalities and applications
Review Article

Review on recent advances in nitrogen-doped carbons: preparations and applications in supercapacitors

The advances in the preparation of N-doped carbons and their applications in supercapacitors are reviewed.

Graphical abstract: Review on recent advances in nitrogen-doped carbons: preparations and applications in supercapacitors
Communication

L-Glutamic acid derived PtPd@Pt core/satellite nanoassemblies as an effectively cathodic electrocatalyst

PtPd@Pt core/satellite nanoassemblies are fabricated via a novel L-glutamic acid derived method, exhibiting excellent catalytic activity and stability towards ORR.

Graphical abstract: l-Glutamic acid derived PtPd@Pt core/satellite nanoassemblies as an effectively cathodic electrocatalyst
Communication

Nanocarbon-intercalated and Fe–N-codoped graphene as a highly active noble-metal-free bifunctional electrocatalyst for oxygen reduction and evolution

A highly active bifunctional electrocatalyst for oxygen reduction and evolution reactions was developed based on nanocarbon-intercalated and Fe–N-codoped graphene materials.

Graphical abstract: Nanocarbon-intercalated and Fe–N-codoped graphene as a highly active noble-metal-free bifunctional electrocatalyst for oxygen reduction and evolution
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
Communication

High sulfur loading lithium–sulfur batteries based on a upper current collector electrode with lithium-ion conductive polymers

We report an effective double current collector electrode.

Graphical abstract: High sulfur loading lithium–sulfur batteries based on a upper current collector electrode with lithium-ion conductive polymers
Communication

MaLISA – a cooperative method to release adsorbed gases from metal–organic frameworks

A dual stimuli-responsive metal–organic framework exhibits a cooperatively enhanced gas desorption capacity upon simultaneously exposing it to both UV light and an alternating magnetic field, highlighting a low-energy yet highly efficient strategy to regenerate MOF adsorbents.

Graphical abstract: MaLISA – a cooperative method to release adsorbed gases from metal–organic frameworks
Communication

High proton conductivity in an unprecedented anionic metalloring organic framework (MROF) containing novel metalloring clusters with the largest diameter

An attractive metalloring organic framework (MROF-1) containing novel metalloring clusters with the largest diameter and shows a high proton conductivity.

Graphical abstract: High proton conductivity in an unprecedented anionic metalloring organic framework (MROF) containing novel metalloring clusters with the largest diameter
Communication

Encapsulation of SnO2 nanocrystals into hierarchically porous carbon by melt infiltration for high-performance lithium storage

A melt infiltration method is developed to encapsulate SnO2 nanocrystals into porous carbon as a high-performance lithium storage material.

Graphical abstract: Encapsulation of SnO2 nanocrystals into hierarchically porous carbon by melt infiltration for high-performance lithium storage
Communication

Highlighting the role of nitrogen doping in enhancing CO2 uptake onto carbon surfaces: a combined experimental and computational analysis

Enhanced interactions between CO2 and N-doped carbon surfaces are elucidated by a combined experimental and computational analysis.

Graphical abstract: Highlighting the role of nitrogen doping in enhancing CO2 uptake onto carbon surfaces: a combined experimental and computational analysis
Communication

Controllable localization of carbon nanotubes on the holey edge of graphene: an efficient oxygen reduction electrocatalyst for Zn–air batteries

An efficient oxygen reduction reaction (ORR) catalyst based on a three dimensional holey graphene framework with precise localization of N-doped carbon nanotubes (N-CNTs) on the hole-edges of graphene is demonstrated.

Graphical abstract: Controllable localization of carbon nanotubes on the holey edge of graphene: an efficient oxygen reduction electrocatalyst for Zn–air batteries
Open Access Communication

Impact of intermediate sites on bulk diffusion barriers: Mg intercalation in Mg2Mo3O8

An experimental and theoretical evaluation of mobility bottlenecks in Mg2Mo3O8, a potential Mg battery cathode material.

Graphical abstract: Impact of intermediate sites on bulk diffusion barriers: Mg intercalation in Mg2Mo3O8
Communication

A trifunctional multi-walled carbon nanotubes/polyethylene glycol (MWCNT/PEG)-coated separator through a layer-by-layer coating strategy for high-energy Li–S batteries

Through a layer-by-layer coating strategy, a “buffer zone” created between the coating layers plays a critical role in retarding polysulfide diffusion.

Graphical abstract: A trifunctional multi-walled carbon nanotubes/polyethylene glycol (MWCNT/PEG)-coated separator through a layer-by-layer coating strategy for high-energy Li–S batteries
Communication

In situ catalytic formation of graphene decoration on Na3V2(PO4)3 particles for ultrafast and long-life sodium storage

Graphene-decorated Na3V2(PO4)3 with superior electrochemical properties is synthesized through an in situ catalytic process using VOx as a catalyst.

Graphical abstract: In situ catalytic formation of graphene decoration on Na3V2(PO4)3 particles for ultrafast and long-life sodium storage
Communication

A redox-active 2D covalent organic framework with pyridine moieties capable of faradaic energy storage

A redox active pyridine based covalent organic framework was synthesized and used as an electrode in faradaic supercapacitors. The pyridine units in the DAP-COF undergo a reversible redox reaction, leading to an increase in specific capacitance relative to both its electroactive monomer and a COF lacking redox-active groups.

Graphical abstract: A redox-active 2D covalent organic framework with pyridine moieties capable of faradaic energy storage
Communication

A ceramic/polymer composite solid electrolyte for sodium batteries

A solvent-free ceramic/polymer composite solid electrolyte has been proposed and demonstrated well in solid-state Na batteries for the first time.

Graphical abstract: A ceramic/polymer composite solid electrolyte for sodium batteries
Communication

Highly efficient polymer solar cells using a non-conjugated small-molecule zwitterion with enhancement of electron transfer and collection

A novel non-conjugated small-molecule zwitterion is designed and easily processed as a cathode interface for effective electron transfer and collection in PSCs.

Graphical abstract: Highly efficient polymer solar cells using a non-conjugated small-molecule zwitterion with enhancement of electron transfer and collection
Communication

A novel pseudocapacitance mechanism of elm seed-like mesoporous MoO3−x nanosheets as electrodes for supercapacitors

Elm seed-like mesoporous MoO3−x nanosheets were synthesised, and possess both redox and intercalation faradic pseudocapacitance mechanisms.

Graphical abstract: A novel pseudocapacitance mechanism of elm seed-like mesoporous MoO3−x nanosheets as electrodes for supercapacitors
Communication

Gradient-temperature hydrothermal fabrication of hierarchical Zn2SnO4 hollow boxes stimulated by thermodynamic phase transformation

We report a gradient-temperature hydrothermal method to construct hierarchical Zn2SnO4 hollow boxes, and the obtained results are based on phase transformation between metastable ZnSnO3 and stable Zn2SnO4.

Graphical abstract: Gradient-temperature hydrothermal fabrication of hierarchical Zn2SnO4 hollow boxes stimulated by thermodynamic phase transformation
Communication

A CNT cocoon on sodium manganate nanotubes forming a core/branch cathode coupled with a helical carbon nanofibre anode for enhanced sodium ion batteries

Full cells based on a P2-type Na0.7MnO2.05 nanotube/CNT cathode and a helical carbon nanofiber anode are developed and show enhanced sodium ion storage capacity.

Graphical abstract: A CNT cocoon on sodium manganate nanotubes forming a core/branch cathode coupled with a helical carbon nanofibre anode for enhanced sodium ion batteries
Communication

Photoresponsive spiropyran-functionalised MOF-808: postsynthetic incorporation and light dependent gas adsorption properties

The first example of spiropyran (SP) functionalised metal–organic framework (MOF) was synthesised via a two-step post-synthesis modification of the Zr-oxo nodes in MOF-808. The resulting MOF-808-SP showed photoresponsive surface area, pore volume and CO2 uptake.

Graphical abstract: Photoresponsive spiropyran-functionalised MOF-808: postsynthetic incorporation and light dependent gas adsorption properties
Communication

Robust and superhydrophobic thiourethane bridged polysilsesquioxane aerogels as potential thermal insulation materials

Novel thiourethane bridged polysilsesquioxane aerogels prepared by a sol–gel process and vacuum drying method exhibit extraordinary mechanical properties and low thermal conductivity.

Graphical abstract: Robust and superhydrophobic thiourethane bridged polysilsesquioxane aerogels as potential thermal insulation materials
Communication

Correlation between the in-plain substrate strain and electrocatalytic activity of strontium ruthenate thin films in dye-sensitized solar cells

Solar cells with a SRO/MAO counter electrode show an increased PCE compared to those with SRO/STO due to in-plane tensile strain.

Graphical abstract: Correlation between the in-plain substrate strain and electrocatalytic activity of strontium ruthenate thin films in dye-sensitized solar cells
Open Access Communication

Inexpensive polyphenylene network polymers with enhanced microporosity

Greatly enhanced microporosity is obtained for the amorphous porous polymers produced from the AlCl3-mediated coupling of aromatic hydrocarbons by using dichloromethane as the reaction solvent.

Graphical abstract: Inexpensive polyphenylene network polymers with enhanced microporosity
Communication

An all-solid-state fiber-type solar cell achieving 9.49% efficiency

A fiber-type perovskite solar cell is fabricated by wrapping a conducting carbon nanotube sheet onto a perovskite crystal-deposited strip electrode.

Graphical abstract: An all-solid-state fiber-type solar cell achieving 9.49% efficiency
Communication

A pseudo-capacitive chalcogenide-based electrode with dense 1-dimensional nanoarrays for enhanced energy density in asymmetric supercapacitors

Well-arrayed 1-D CuS structures with nanosized grains and high grain boundaries exhibit superior pseudo-capacitive properties.

Graphical abstract: A pseudo-capacitive chalcogenide-based electrode with dense 1-dimensional nanoarrays for enhanced energy density in asymmetric supercapacitors
Communication

A new strategy to prepare N-doped holey graphene for high-volumetric supercapacitors

N-doped holey graphene with a volumetric capacitance of 397 F cm−3 for supercapacitors was prepared by a novel “Bottom-up” strategy.

Graphical abstract: A new strategy to prepare N-doped holey graphene for high-volumetric supercapacitors
Communication

N-Oxides light up energetic performances: synthesis and characterization of dinitraminobisfuroxans and their salts

Dinitraminobisfuroxans and their salts were synthesized; their detonation performances were improved with the presence of the N-oxide functionality making them competitive high energy materials.

Graphical abstract: N-Oxides light up energetic performances: synthesis and characterization of dinitraminobisfuroxans and their salts
Communication

Ultra-small B2O3 nanocrystals grown in situ on highly porous carbon microtubes for lithium–iodine and lithium–sulfur batteries

B2O3-modified carbon microtubes, which possess a highly porous structure and well-dispersed ultra-small B2O3 nanocrystals (ca. <5 nm) in the tube wall, are successfully fabricated for lithium–iodine and lithium–sulfur batteries.

Graphical abstract: Ultra-small B2O3 nanocrystals grown in situ on highly porous carbon microtubes for lithium–iodine and lithium–sulfur batteries
Communication

Annealing-free perovskite films by instant crystallization for efficient solar cells

Ethyl acetate (EA) is introduced in a one-step spin-coating method and can induce instant crystallization of perovskite films to create efficient thermal annealing-free perovskite solar cells.

Graphical abstract: Annealing-free perovskite films by instant crystallization for efficient solar cells
Communication

Ultrathin two-dimensional graphitic carbon nitride as a solution-processed cathode interfacial layer for inverted polymer solar cells

Solution exfoliated graphitic carbon nitride (C3N4) was first employed as an efficient cathode interfacial layer (CIL) in inverted polymer solar cells (PSCs).

Graphical abstract: Ultrathin two-dimensional graphitic carbon nitride as a solution-processed cathode interfacial layer for inverted polymer solar cells
Communication

Integrating photovoltaic conversion and lithium ion storage into a flexible fiber

A fiber-shaped self-powering device that can simultaneously realize photoelectric conversion and lithium ion storage is developed with high performance.

Graphical abstract: Integrating photovoltaic conversion and lithium ion storage into a flexible fiber
Communication

Novel 1.5 V anode materials, ATiOPO4 (A = NH4, K, Na), for room-temperature sodium-ion batteries

Due to the abundance of sodium in nature, sodium-ion batteries (SIBs) have attracted widespread attention.

Graphical abstract: Novel 1.5 V anode materials, ATiOPO4 (A = NH4, K, Na), for room-temperature sodium-ion batteries
Communication

Infiltrated porous oxide monoliths as high lithium transference number electrolytes

We show for the first time that liquid–solid lithium electrolytes can exhibit both a very high lithium transference number (up to 0.89) and high overall ionic conductivity (up to 0.48 mS cm−1) when the solid contains a large number of mesopores covered by a high density of –OH groups enabling anionic adsorption.

Graphical abstract: Infiltrated porous oxide monoliths as high lithium transference number electrolytes
Communication

Oxygen evolution reaction electrocatalysis on SrIrO3 grown using molecular beam epitaxy

Electrochemical generation of oxygen via the oxygen evolution reaction (OER) is a key enabling step for many air-breathing electrochemical energy storage devices.

Graphical abstract: Oxygen evolution reaction electrocatalysis on SrIrO3 grown using molecular beam epitaxy
Open Access Communication

Covalent triazine-based frameworks (CTFs) from triptycene and fluorene motifs for CO2 adsorption

Two microporous CTFs with triptycene (TPC) and fluorene (FL) have been synthesized through a mild AlCl3-catalyzed Friedel–Crafts reaction, with the highest surface area of up to 1668 m2 g−1 for non-ionothermal CTFs. CTF-TPC and CTF-FL show an excellent carbon dioxide uptake capacity of up to 4.24 mmol g−1 at 273 K and 1 bar.

Graphical abstract: Covalent triazine-based frameworks (CTFs) from triptycene and fluorene motifs for CO2 adsorption
Communication

Synergistic effects of SrTiO3 nanocubes and Ti3+ dual-doping for highly improved photoelectrochemical performance of TiO2 nanotube arrays under visible light

The synergistic effects of heterocoupling of SrTiO3 nanocubes and Ti3+ dual-doping could substantially improve the photoelectrochemical performances of TiO2 nanotube arrays under visible-light irradiation.

Graphical abstract: Synergistic effects of SrTiO3 nanocubes and Ti3+ dual-doping for highly improved photoelectrochemical performance of TiO2 nanotube arrays under visible light
Communication

Roll to roll compatible fabrication of inverted organic solar cells with a self-organized charge selective cathode interfacial layer

A simple approach of fabricating efficient inverted devices with a self-organizing small-molecule electron extraction layer Phen-NaDPO by doctor-blading was demonstrated, which is compatible with roll to roll processing strategies.

Graphical abstract: Roll to roll compatible fabrication of inverted organic solar cells with a self-organized charge selective cathode interfacial layer
Communication

Aquivion®–carbon composites via hydrothermal carbonization: amphiphilic catalysts for solvent-free biphasic acetalization

Amphiphilic Aquivion®–carbon composites prepared by hydrothermal carbonization of polysaccharides (guar gum or cellulose) were able to catalyze the biphasic acetalization reaction between dodecyl aldehyde and ethylene glycol in the presence of Pickering emulsions.

Graphical abstract: Aquivion®–carbon composites via hydrothermal carbonization: amphiphilic catalysts for solvent-free biphasic acetalization
Communication

Enhanced durability of Li–O2 batteries employing vertically standing Ti nanowire array supported cathodes

Enhanced durability of Li–O2 batteries (more than 500 cycles) based on Ti nanowire array supported cathodes.

Graphical abstract: Enhanced durability of Li–O2 batteries employing vertically standing Ti nanowire array supported cathodes
Communication

Tailoring of surface modified ultrathin membranes with CO2 tolerance and high oxygen permeability

We report our findings on Ce0.9Gd0.1O2−δ (GDC) modified (Pr0.9La0.1)2(Ni0.74Cu0.21Nb0.05)O4+δ (PLNCN) ultrathin membranes as highly efficient and CO2-stable oxygen transporting membranes (OTMs).

Graphical abstract: Tailoring of surface modified ultrathin membranes with CO2 tolerance and high oxygen permeability
Communication

High proton conductivity at low relative humidity in an anionic Fe-based metal–organic framework

High proton conductivity (2.90 × 10−2 S cm−1) in an anionic Fe-based metal–organic framework was reached under more practical operating conditions (95 °C and 60% RH).

Graphical abstract: High proton conductivity at low relative humidity in an anionic Fe-based metal–organic framework
Communication

Pioneer study of SiP2 as negative electrode for Li- and Na-ion batteries

For the first time it is demonstrated that a dense SiP2 pyrite-type obtained by a very simple ball milling method delivers outstanding capacity in both lithium and sodium batteries with up to 1000 mA h g−1 and 572 mA h g−1 sustained after 30 and 15 cycles respectively.

Graphical abstract: Pioneer study of SiP2 as negative electrode for Li- and Na-ion batteries
Communication

Cobalt nanoparticles embedded in porous N-rich carbon as an efficient bifunctional electrocatalyst for water splitting

Cobalt nanoparticles embedded in porous N-rich carbon (PNC/Co) can perform as both active cathode and anode materials to drive the overall water splitting in alkaline media for simultaneous electrogeneration of hydrogen and oxygen gases.

Graphical abstract: Cobalt nanoparticles embedded in porous N-rich carbon as an efficient bifunctional electrocatalyst for water splitting
Communication

Elastic and wearable ring-type supercapacitors

A new family of elastic and wearable ring-type supercapacitors is developed, which is promising for a variety of wearable applications.

Graphical abstract: Elastic and wearable ring-type supercapacitors
Communication

A one-step electrodeposition of homogeneous and vertically aligned nanotubes with parahydrophobic properties (high water adhesion)

Nanotubes of various dimensions displaying parahydrophobic properties are obtained by a one-step electropolymerization of naphtho[2,3-b]thieno[3,4-e][1,4]dioxine (NaphDOT) without surfactants or hard templates.

Graphical abstract: A one-step electrodeposition of homogeneous and vertically aligned nanotubes with parahydrophobic properties (high water adhesion)
Communication

Interfacial construction of Li2O2 for a performance-improved polymer Li–O2 battery

Careful interfacial engineering design and construction was carried out to develop a performance-improved polymer Li–O2 battery.

Graphical abstract: Interfacial construction of Li2O2 for a performance-improved polymer Li–O2 battery
Communication

Flexible paper electrodes constructed from Zn2GeO4 nanofibers anchored with amorphous carbon for advanced lithium ion batteries

A method was developed to prepare flexible paper electrodes constructed from Zn2GeO4 nanofibers anchored with ZGO/C-P which has long-term cycle stability and excellent rate capability.

Graphical abstract: Flexible paper electrodes constructed from Zn2GeO4 nanofibers anchored with amorphous carbon for advanced lithium ion batteries
Communication

Direct growth of defect-rich MoO3−x ultrathin nanobelts for efficiently catalyzed conversion of isopropyl alcohol to propylene under visible light

MoO3−x ultrathin nanobelts have been synthesized without using any surfactants. They show remarkable capability in photocatalytic conversion of isopropyl alcohol to propylene depending on their high adsorption energy and strong localized surface plasmon resonance caused by large quantities of oxygen vacancies.

Graphical abstract: Direct growth of defect-rich MoO3−x ultrathin nanobelts for efficiently catalyzed conversion of isopropyl alcohol to propylene under visible light
Communication

Star-shaped hole transport materials with indeno[1,2-b] thiophene or fluorene on a triazine core for efficient perovskite solar cells

New star-shaped hole transport materials including a 1,3,5-triazine core have been successfully synthesized and investigated for high performance perovskite solar cells.

Graphical abstract: Star-shaped hole transport materials with indeno[1,2-b] thiophene or fluorene on a triazine core for efficient perovskite solar cells
Open Access Paper

Hollow carbon spheres and a hollow carbon sphere/polyvinylpyrrolidone composite as ammonia sensors

Hollow carbon sphere sensors were used to determine NH3 in a humid environment using a tristimulus pattern recognition approach.

Graphical abstract: Hollow carbon spheres and a hollow carbon sphere/polyvinylpyrrolidone composite as ammonia sensors
Paper

Rh–Ag–Si ternary composites: highly active hydrogen evolution electrocatalysts over Pt–Ag–Si

Rh–Ag–Si ternary catalysts exhibit more active hydrogen evolution performance than Pt–Ag–Si based on the theoretical calculation and experimental results.

Graphical abstract: Rh–Ag–Si ternary composites: highly active hydrogen evolution electrocatalysts over Pt–Ag–Si
Paper

Serpent-cactus-like Co-doped Ni(OH)2/Ni3S2 hierarchical structure composed of ultrathin nanosheets for use in efficient asymmetric supercapacitors

A Co-doped Ni(OH)2/Ni3S2 hybrid was grown in situ on Ni foam (NiCo-10) via a one-pot hydrothermal reaction with two-step temperature control.

Graphical abstract: Serpent-cactus-like Co-doped Ni(OH)2/Ni3S2 hierarchical structure composed of ultrathin nanosheets for use in efficient asymmetric supercapacitors
Paper

Gel based sulfur cathodes with a high sulfur content and large mass loading for high-performance lithium–sulfur batteries

A bacterial cellulose based carbon nanoribbon aerogel was employed for a gel-based sulfur cathode, simultaneously achieving both a high sulfur content (90%) and a high sulfur loading (6.4 mg cm−2) with a large capacity of 943 mA h g−1 or 5.9 mA h cm−2.

Graphical abstract: Gel based sulfur cathodes with a high sulfur content and large mass loading for high-performance lithium–sulfur batteries
Paper

Graphene hydrogel-based counter electrode for high efficiency quantum dot-sensitized solar cells

Hydrothermally fabricated GH and its hybrid incorporated with CuS have been exploited as CEs for CdSeTe QDSCs. High efficiencies of 9.85 and 10.71% were obtained, respectively. The addition of CuS effectively improved the efficiency and stability due to the synergistic effects of the 3D porous structured GH and highly catalytic CuS.

Graphical abstract: Graphene hydrogel-based counter electrode for high efficiency quantum dot-sensitized solar cells
236 articles - Showing page 1 of 4

About this collection

This on-going web collection features all the articles published in Journal of Materials Chemistry A in 2016 marked as HOT, as recommended by referees.  Congratulations to all the authors whose articles are featured!

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