Themed collection 2016 Journal of Materials Chemistry A HOT Papers
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.
Carbon electrodes for capacitive deionization
Carbon materials for electrodes of capacitive deionization (CDI) process are reviewed.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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).
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.
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.
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.
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.
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.
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.
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.
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.
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.
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).
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).
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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!