Themed collection Recent Open Access Articles
Organic materials as photocatalysts for water splitting
Solar water splitting offers a potential avenue for the production of clean and storable energy in the form of hydrogen. Conjugated polymer photocatalysts offer new opportunities which are discussed in this highlight.
Separation enhanced methanol and dimethyl ether synthesis
Recent developments in separation enhanced reaction processes using membranes and adsorbents, highlighted here, have proven their potential for carbon dioxide conversion to methanol and dimethyl ether.
Rational design and resolution of the mystery of the structure of Cyclocarbon
A solid-state carbon allotrope cyclocarbon has been isolated at cryogenic temperatures, and its bonding structure revealed.
Direct ink writing advances in multi-material structures for a sustainable future
Direct Ink Writing (DIW) potential in developing multi-material structures.
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?
Engineering membranes with macrocycles for precise molecular separations
Advances in macrocycle-based membranes: molecular recognition, fabrication strategies, applications, perspectives, and future challenges.
Tin oxide for optoelectronic, photovoltaic and energy storage devices: a review
Tin dioxide (SnO2) used in various applications due to suitable band gap and tunable conductivity. It has excellent thermal, mechanical and chemical stability.
Colloidal quantum dots and metal halide perovskite hybridization for solar cell stability and performance enhancement
Metal halide perovskites and colloidal quantum dots (QDs) are two emerging classes of photoactive materials that have attracted considerable attention for next-generation high-performance solution-processed solar cells.
Recent advancements in solid electrolytes integrated into all-solid-state 2D and 3D lithium-ion microbatteries
This review reports progress in solid electrolytes integrated into all-solid-state 2D and 3D lithium-ion microbatteries. The latest improvements, performance and challenges of the all-solid-state 2D and 3D structured microbatteries are analyzed.
Recent progress in self-healing polymers and hydrogels based on reversible dynamic B–O bonds: boronic/boronate esters, borax, and benzoxaborole
Reversible boronic ester-based polymers/hydrogels achieve cutting-edge biomedical applications including drug delivery, adhesion, bioimplants, healthcare monitoring by self-healing, injectability, biocompatibility, multi-responsiveness to stimuli.
Advanced research trends in dye-sensitized solar cells
Dye-sensitized solar cells (DSSCs) are an efficient photovoltaic technology for powering electronic applications such as wireless sensors with indoor light.
Designing positive electrodes with high energy density for lithium-ion batteries
We demonstrate a machine-learning analysis of large-capacity/high-voltage battery cathodes, which quantitatively evaluates the importance of ever-attempted technical solutions.
Well-defined Cu2O photocatalysts for solar fuels and chemicals
In this review, we critically discuss the recent advances, developments and remaining challenges and future development on photocatalytic application of well-defined hybrid Cu2O nanostructures for organic reactions, H2 evolution and CO2 reduction.
Polymer-based hybrid battery electrolytes: theoretical insights, recent advances and challenges
This review provides the guiding summary of various ion transport mechanisms and the methods to track them in polymer-based hybrid battery electrolytes.
Recent progress in ammonia fuel cells and their potential applications
This review features a thorough overview of direct ammonia fuel cells with focus on the effects of electrolyte, electrocatalyst and operating temperature. Remaining challenges and potential applications for this technology are highlighted.
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.
Recent advances in 2D/nanostructured metal sulfide-based gas sensors: mechanisms, applications, and perspectives
This review provides perspectives on metal sulfide-based gas sensors, including the crystal structure, gas sensing mechanisms, applications, and strengths–weaknesses–opportunities–threats (SWOT) analysis.
Indoor application of emerging photovoltaics—progress, challenges and perspectives
Recent progress in the development of OPVs, PPVs and QDPVs for indoor applications.
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.
Challenges and opportunities in the bottom-up mechanochemical synthesis of noble metal nanoparticles
This review covers the fundamentals and recent developments on the mechanochemical synthesis of noble metal nanoparticles.
Controlled colloidal metal nanoparticles and nanoclusters: recent applications as cocatalysts for improving photocatalytic water-splitting activity
This review introduces the importance of controlled colloidal NPs/NCs in research on water-splitting photocatalysis by summarizing the existing research.
Polymeric carbon nitrides and related metal-free materials for energy and environmental applications
Carbon nitrides have emerged as a new class of functional materials for a wide range of energy and environmental applications due to their chemical, photophysical and catalytic properties as well as their low-price, facile synthesis and stability.
Review of high entropy ceramics: design, synthesis, structure and properties
Design models, synthesis methods, atomic scale structure characterization, properties and applications of high entropy ceramics are reviewed.
Organic electrode materials with solid-state battery technology
Organic electrode materials are promising next-generation battery materials. Combining them with a solid-state electrolyte, and fabricating the materials using atomic/molecular layer deposition provides us a unique platform to study the interactions.
A review of nanostructured non-titania photocatalysts and hole scavenging agents for CO2 photoreduction processes
Non-titania photocatalysts, including metal sulphides, oxides, oxynitrides and nitrides, have been deployed as the photocatalyst for CO2 photoreduction since last century. The nanostructured non-titania photocatalysts and the introduction of hole scavenging agents into the CO2 photoreduction system have revealed some key characteristics to stimulate the conversion of CO2 to hydrocarbons.
Nanocatalysis by noble metal nanoparticles: controlled synthesis for the optimization and understanding of activities
This review discusses the importance of physical/chemical control in metallic NPs for the optimization and understanding of catalytic performances.
Nanofibrillated cellulose composites and wood derived scaffolds for functional materials
We compare functional NFC composites and wood derived scaffolds regarding mechanical performance, electric and magnetic properties as well as oil/water separation and heavy metal remediation.
Metal-based nanostructured materials for advanced lithium–sulfur batteries
This review spotlights the recent progress to enhance the electrochemical performance of Li–S batteries by using nanostructured metal-based materials.
A bright outlook on organic photoelectrochemical cells for water splitting
A review on organic photoelectrochemical water splitting cells giving perspective on promising device architectures and materials.
A review of magnesiothermic reduction of silica to porous silicon for lithium-ion battery applications and beyond
We reviewed magnesiothermic reduction of silica – a scalable route to porous silicon for battery electrodes – and identify the topics for future research.
Metal–organic framework nanosheets (MONs): a new dimension in materials chemistry
Metal–organic framework nanosheets (MONs) are emerging as a novel class of two-dimensional materials. Here we critically review the distinct set of design principles, synthetic approaches, characterisation techniques and applications associated with this exciting new class of materials.
Realising the environmental benefits of metal–organic frameworks: recent advances in microwave synthesis
Review detailing the use of microwave technology for the synthesis and scale-up of metal–organic frameworks.
Defect chemistry and electrical properties of sodium bismuth titanate perovskite
We review the diversity of the electrical behaviour of NBT induced by various defect mechanisms, including A-site Na or Bi non-stoichiometry, isovalent-substitution, and acceptor- and donor-doping.
Graphene and graphene-like materials in biomass conversion: paving the way to the future
In this review we identify the key factors for the successful design of catalysts based on graphene derivatives for biomass conversion and suggest our perspective for the development of this field.
Materials chemistry approaches to the control of the optical features of perovskite solar cells
This work presents a comprehensive revision of the different options developed under the materials chemistry umbrella to control the optical properties of ABX3 solar cells and to endow them with additional functionalities.
Nanostructured anode materials for lithium-ion batteries: principle, recent progress and future perspectives
Recent progress in nanostructured carbon, alloys, transition metal oxides and silicon as anode materials for LIBs has been reviewed.
Recent progress in nanostructured silver sulfide: from synthesis and nonstoichiometry to properties
This review is focused on recent progress in the synthesis and design of different forms of nanostructured silver sulfide from nanopowders to colloidal solutions, quantum dots and heteronanostructures.
Tailoring pores in graphene-based materials: from generation to applications
Combining the merits from both porous material and graphene, porous graphene-based materials have received significant attention due to their unique porous structures, large surface areas and prominent electrical conductivity.
Nanocellulose-based foams and aerogels: processing, properties, and applications
This review summarizes the main processing routes and significant properties of nanocellulose-based foams and aerogels.
Multiscale-structuring of polyvinylidene fluoride for energy harvesting: the impact of molecular-, micro- and macro-structure
Energy harvesting exploits ambient sources of energy such as mechanical loads, vibrations, human motion, waste heat, light or chemical sources and converts them into useful electrical energy.
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.
Facile synthesis of novel, known, and low-valent transition metal phosphates via reductive phosphatization
Novel and known low valent transition metal phosphates (TMPs) are accessible via a novel and facile pathway denoted as reductive phosphatization. The method allows syntheses of TMPs especially with reduced oxidation states.
Why is the O3 to O1 phase transition hindered in LiNiO2 on full delithiation?
The O1 phase transition is suppressed by Ni migration to tetrahedral sites in NiO2.
Design of triple and quadruple phase boundaries and chemistries for environmental SO2 electrochemical sensing
Favorably engineering sensing reaction zones from triple phase boundaries to quadrupole phase boundaries towards enriching the functionality of the Li-garnet Li7La3Zr2O12 fast-conducting electrolyte for sensing applications beyond batteries.
New approach for rapidly determining Pt accessibility of Pt/C fuel cell catalysts
Rapid screening of Pt/C PEMFC catalysts through RDE methods to accelerate the development of catalysts with an optimal spatial distribution of Pt within the carbon support.
Small-angle scattering to reveal the colloidal nature of halide perovskite precursor solutions
We present small-angle scattering as a nanostructural technique to characterize the colloidal nature of perovskite precursor dispersions. The existence of a dynamic colloidal network has been proven to influence the initial stages of crystallization.
Computational design of a switchable heterostructure electrocatalyst based on a two-dimensional ferroelectric In2Se3 material for the hydrogen evolution reaction
The theoretical design of an ON–OFF switchable HER catalyst based on the two-dimensional ferroelectric material In2Se3 and transition metal cobalt.
Influence of the stoichiometry of tin-based 2D/3D perovskite active layers on solar cell performance
The starting stoichiometry of 2D/3D (PEA0.08FAxSnI3) tin perovskite films influences their crystallization and photophysical properties as well as the solar cell performance.
Controlling surface chemistry and mechanical properties of metal ionogels through Lewis acidity and basicity
Gels prepared from metal containing ionic liquids with cross-linked poly(ethylene glycol) have surface compositions and mechanical properties that can be controlled by Lewis basicity and acidity of the metal species.
Bottom-up wet-chemical synthesis of a two-dimensional porous carbon material with high supercapacitance using a cascade coupling/cyclization route
A 2D porous carbon material with excellent electrochemical performance as an electrode in supercapacitors was synthesised using a Sonogashira–Hagihara cross-coupling/Bergman cyclization cascade reaction.
Hybrid perovskite-like iodobismuthates as low-cost and stable anode materials for lithium-ion battery applications
Hybrid iodobismuthates give a new type of environmentally-friendly anode for lithium-ion batteries with impressive capacities, rate and stabilities.
KFSA/glyme electrolytes for 4 V-class K-ion batteries
Highly concentrated electrolytes of KN(SO2F)2 (KFSA)/diglyme and KFSA/triglyme are developed for high-voltage K-ion batteries.
Dependence of phase transitions on halide ratio in inorganic CsPb(BrxI1−x)3 perovskite thin films obtained from high-throughput experimentation
The heating and cooling phase diagram of CsPb(BrxI1−x)3 is determined by combinatorial synthesis and high throughput X-ray characterization.
Janus wood membranes for autonomous water transport and fog collection
Mechanically robust and renewable Janus wood membranes with capability for autonomous water transport show excellent fog-capturing efficiency.
Active faceted nanoporous ruthenium for electrocatalytic hydrogen evolution
Nanoporous ruthenium (np-Ru) comprising reaction active facets is synthesized from a ruthenium–cerium (Ru2Ce) alloy precursor.
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.
Pyrochlore nanocrystals as versatile quasi-single-source precursors to lithium conducting garnets
Doped pyrochlore nanocrystal reagents enable new routes to low temperature reactions and dense Li garnet ceramics.
Long-range exciton diffusion in non-fullerene acceptors and coarse bulk heterojunctions enable highly efficient organic photovoltaics
Time-resolved photoluminescence measurements provide an accurate estimate of the three-dimensional exciton diffusion length in three ITICs based non-fullerene acceptors (NFAs).
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.
“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.
A flexible semitransparent photovoltaic supercapacitor based on water-processed MXene electrodes
MXene based all-solution processed semitransparent flexible photovoltaic supercapacitor was fabricated by integrating the flexible organic photovoltaic with MXene as the electrode and transparent MXene supercapacitors in the vertical direction.
Oxygen vacancy engineering in spinel-structured nanosheet wrapped hollow polyhedra for electrochemical nitrogen fixation under ambient conditions
Electrochemical nitrogen-to-ammonia conversion under ambient conditions is realized by an oxygen vacancy-rich spinel structured materials, showing relatively high faradaic efficiency and yields.
Unparalleled mitigation of membrane degradation in fuel cells via a counter-intuitive approach: suppression of H2O2 production at the hydrogen anode using a Ptskin–PtCo catalyst
PtCo/CHT anode catalyst showed a large suppression of H2O2 generation, by ≥50% in comparison with commercial Pt/CB at practical potentials for H2 oxidation, resulting in greatly enhanced durability of the fuel cell by mitigating membrane degradation.
Dispersible porous classical polymer photocatalysts for visible light-mediated production of pharmaceutically relevant compounds in multiple solvents
Porous classical polymer photocatalyst produced by RAFT mediated PISA, easily dispersible in a broad range of solvents for drug synthesis.
Fundamental nanoscale surface strategies for robustly controlling heterogeneous nucleation of calcium carbonate
Stable ultrathin polymer films synthesized via initiated chemical vapor deposition enable robust control of heterogeneous nucleation of CaCO3 on metal heat transfer surfaces at high temperatures.
Layered metal vanadates with different interlayer cations for high-rate Na-ion storage
The relationship between the interlayer metal ions and the Na-ion storage performance of layered metal vanadates is systematically explored.
Acidic liquid-swollen polymer membranes exhibiting anhydrous proton conductivity higher than 100 mS cm−1 at around 100 °C
Anhydrous proton-conductive membranes are prepared by swelling cross-linked flexible basic polymers with a large amount of H2SO4via ionic interaction.
Demonstration of an azobenzene derivative based solar thermal energy storage system
Molecules capable of reversible storage of solar energy have recently attracted increasing interest. Here, a liquid azobenzene molecule has been studied for solar thermal energy storage applications and integrated into flow-chemistry devices.
In situ fabricated nickel vanadate/N-doped reduced graphene oxide hybrid as an advanced electrocatalyst in alkaline hydrogen evolution reaction
Uniform distribution of Ni3V2O8 nanoparticles over N-doped RGO in a hybrid nanostructure demonstrates efficient and durable electrocatalytic alkaline hydrogen evolution activity with a low overpotential (η10) of 43 mV.
Photovoltaic properties of a triple cation methylammonium/formamidinium/phenylethylammonium tin iodide perovskite
Solar cells based on the novel triple cation tin perovskite MA0.75FA0.15PEA0.1SnI3 exhibit PCEs of 5.0% and notably good stability over more than 5000 hours.
About this collection
This collection contains recent Open Access articles published by Journal of Materials Chemistry A, the home for high impact applications, properties and synthesis of exciting new materials for energy and sustainability. New articles will be added to this webpage as soon as possible after publication.