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.
Visually attractive and efficient photovoltaics through luminescent downshifting
Current PV market trends give high importance to the aesthetic value of PV products. The technology developed and described in this article allows the easy implementation of customizable and visually appealing solar panels in different applications.
Giant caloric effects in charge–spin–lattice coupled transition-metal oxides
Giant caloric effects found in NdCu3Fe4O12 and BiCu3Cr4O12 are highlighted. The details of the giant caloric effects in the novel charge–spin–lattice coupled transition-metal oxides are summarized and the mechanism of the effects is discussed.
Balancing charge dissipation and generation: mechanisms and strategies for achieving steady-state charge of contact electrification at interfaces of matter
The dissipation of static charge generated by contact electrification occurs readily into all interfaces of matter via different fundamental mechanisms and critically affects the desired level of steady-state charge in practical applications.
Introducing porosity into metal–organic framework glasses
Here we document the reduction in porosity observed in MOFs upon their glass formation, propose routes to improve this porosity, and speculate on prospective future adsorptive applications.
Perovskite nanocrystals stabilized in metal–organic frameworks for light emission devices
Perovskite nanocrystals embedded in metal–organic frameworks (PeMOF) are a new nanoscale heterostructure for stable photonic sources. This perspective discusses the properties of PeMOF structures and their current progress in photonic devices.
On the challenges of materials and electrochemical characterization of concentrated electrolytes for redox flow batteries
We highlight the status of, and propose future approaches for, rheological, electrochemical, and spectroscopic characterization of concentrated redoxmer electrolytes for energy storage, with an emphasis on nonaqueous redox flow batteries.
iR drop correction in electrocatalysis: everything one needs to know!
This perspective details every single aspects of iRu drop correction in controlled-potential electrocatalysis from fundamentals to the best practices.
A synopsis of progressive transition in precursor inks development for metal halide perovskites-based photovoltaic technology
Precursor inks development contributed significantly to rapid escalations in solar-to-electrical conversion efficiencies of peorvskite solar cell technology.
Anti-perovskites for solid-state batteries: recent developments, current challenges and future prospects
For the first time, we highlight recent experimental and atomistic modelling insights into Li- and Na-rich anti-perovskite battery materials, with particular attention given to their synthesisability, structures, ion transport and interfaces.
Nitroimino as an energetic group in designing energetic materials for practical use, a tautomerism from nitroamino
Hydrogen transfer from nitroamino to nitroimino promotes density, energy and safety of energetic materials suggesting excellent application prospects in designing next generation high energy density materials.
Ge-alloyed kesterite thin-film solar cells: previous investigations and current status – a comprehensive review
Ge alloying in kesterite thin films enables to mitigate electronic defect and disorder, enhance morphology as well as realize bandgap grading, all contributing to higher performance of complete solar cells via resolved Voc and fill factor deficits.
Redox-active oxygen in oxides: emergent applications, including field-induced resistive switching, flash luminescence, p–n junctions and high capacity battery cathodes
Oxide ions are traditionally regarded as forming the inert anion sub-lattice of oxide structures whose properties are largely dominated by the cations present.
Molecular designs, synthetic strategies, and properties for porphyrins as sensitizers in dye-sensitized solar cells
Dyes play a crucial role in the cell performance of dye-sensitized solar cells (DSSCs), and versatile synthetic strategies towards well-tailored porphyrins for DSSCs have been developed for achieving high photovoltaic performances.
Advances in harvesting water and energy from ubiquitous atmospheric moisture
Sorbent-assisted AWH and moisture-enabled energy generation are reviewed in parallel to reveal the correlation between these two technologies.
Opportunities and challenges of zinc anodes in rechargeable aqueous batteries
This review summarizes the fundamental understanding of issues and strategies on the zinc anode. The electrolyte engineering is discussed. Techniques applied on analysing the interaction between anodes and electrolytes are summarized.
Neutron and muon characterisation techniques for battery materials
Neutron and muon characterisation techniques offer unique capabilities for investigating the complex structure and dynamics of rechargeable battery systems.
Prussian blue and its analogues as functional template materials: control of derived structure compositions and morphologies
This review covers the use of Prussian blue and its analogues as sacrificial templates and the adopted strategies to produce new materials with diverse compositions, structures and morphologies.
Recent progress in phosphide materials for thermoelectric conversion
Metal phosphides combine elemental abundance, structural and bonding diversity, and are promising thermoelectric materials.
Strategies for the mitigation of salt precipitation in zero-gap CO2 electrolyzers producing CO
The formation of salt precipitates in the gas-fed cathode is a major hurdle for durable cell operation of low-temperature CO2 electrolyzers. In this article, the authors summarize and compare different strategies to mitigate salt precipitation.
Recent development and emerging applications of robust biomimetic superhydrophobic wood
Schematic illustration for the development and emerging applications of biomimetic superhydrophobic wood, including a variety of preparation strategies, durability tests, and representative emerging applications.
2D material-based sensing devices: an update
2D structures have numerous attributes that make them effective for the fabrication of sensing devices. The aim of this review is to provide an update on the recent developments in the field of sensor devices made from atomically thin 2D materials.
3D direct ink printed materials for chemical conversion and environmental remediation applications: a review
3D printing technologies and continuous flow microreaction systems are rapidly gaining attention in the domain of heterogeneous catalysis.
Adsorption-based capture of iodine and organic iodides: status and challenges
This review discusses the current status and challenges in the development of novel iodine capture adsorbents, focusing on adsorption mechanisms and evaluation methods.
Hybrid solid electrolyte-liquid electrolyte systems for (almost) solid-state batteries: Why, how, and where to?
Combining solid electrolytes (SE) and liquid electrolytes (LE) may resolve interparticle contact issues in solid-state batteries. New challenges arise due SLEI, which needs to be better understood to minimize its effects at the cell-level.
Spatioselective surface chemistry for the production of functional and chemically anisotropic nanocellulose colloids
In this review, we explain the influence and role of the multiscale hierarchy of cellulose fibers in their chemical modifications as exemplified through recent advances in the spatioselective surface chemistry of nanocelluloses.
Insights into sustainable aerogels from lignocellulosic materials
Aerogels have been considered to be revolutionary solid-state materials due to their highly porous structure, low density, large surface area, and low thermal conductivity, which can be applied in the many modern fields of industry.
Covalent organic framework supported palladium catalysts
Covalent organic frameworks (COFs), as highly porous crystalline structures, are newly emerging materials designed with tuneable features.
Electronic structure engineering for electrochemical water oxidation
Strategies for regulating the electronic structure of transition-metal-based electrocatalysts through doping, heterostructure, oxygen vacancies, alloy, and strain engineering are investigated.
Advances in studying interfacial reactions in rechargeable batteries by photoelectron spectroscopy
X-ray photoelectron spectroscopy is a key characterisation technique in the study of interfacial reactions within modern rechargeable batteries.
Controlled local orientation of 2D nanomaterials in 3D devices: methods and prospects for multifunctional designs and enhanced performance
The review provides the recent progress in the processing of functional devices using oriented 2D nanomaterials and highlights the alignment strategies that contributed to the enhancement of device performance.
Promise and reality of organic electrodes from materials design and charge storage perspective
Organic electrode materials are becoming increasingly important as they could reduce the C-footprint and provide more flexibility to the design of rechargeable batteries.
Silver niobate perovskites: structure, properties and multifunctional applications
AgNbO3 exhibits anti-/ferroelectricity and narrow bandgap semi-conductivity that lead to active responses under electric field, light and force. Some of these properties are also mutually coupled and could be suited for multifunctional applications.
Silica: ubiquitous poison of metal oxide interfaces
In this review, we consider the detrimental effects of Si-contamination on electrochemical applications, broadly conceived, in which both ions and electrons play key roles in device operation and where exchange of oxygen between the gas and solid phase is likewise essential for operation.
A review on dual-phase oxygen transport membranes: from fundamentals to commercial deployment
This review summarizes recent progress on dual-phase oxygen transport membranes. Existing challenges, research strategies and future application areas are discussed.
Naphthalene diimide-based electron transport materials for perovskite solar cells
Overview and strategies for assessing chemical function, properties and application of naphthalene diimide (NDI) as an effective electron transport layer (ETL) in perovskite solar cells (PSCs).
The impact of ligands on the synthesis and application of metal halide perovskite nanocrystals
The surface ligation of metal halide perovskite nanocrystals (NC) influences the size/dimensionality, optoelectronic properties, chemical stability, and use of the NCs.
Optoelectronic devices based on the integration of halide perovskites with silicon-based materials
Controlling the preparation of perovskite materials on the Si optoelectronics platform is a crucial step to realize perovskite-based optoelectronic devices. This review highlights the recent progress and remaining challenges in Si-based perovskite optoelectronic devices.
Tuning the intrinsic catalytic activities of oxygen-evolution catalysts by doping: a comprehensive review
This review highlights doping effects on the intrinsic catalytic activities and oxygen evolution reaction mechanisms of state-of-the-art catalysts, including oxides, non-oxides and carbon-based catalysts, from experimental to theoretical studies.
Recent progress on the synthesis and oxygen reduction applications of Fe-based single-atom and double-atom catalysts
Single-atom and double-atom catalysts have emerged as a new Frontier in many fields due to their high atom-utilization efficiency, excellent catalytic properties and good durability.
Interfaces in metal halide perovskites probed by solid-state NMR spectroscopy
This review outlines the prospects for a range of solid-state NMR spectroscopy techniques to facilitate structural understanding of complex interfaces in metal halide perovskites and transport layers for optoelectronic applications.
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.
Unravelling the CO2 capture and conversion mechanism of a NiRu–Na2O switchable dual-function material in various CO2 utilisation reactions
The mechanism of a NiRuNa/CeAl dual function material in successive cycles of CO2 capture and conversion was investigated. Carbonyls and carbonates were formed during CO2 capture, and a spillover mechanism occurred to form the desired products.
Urethane functions can reduce metal salts under hydrothermal conditions: synthesis of noble metal nanoparticles on flexible sponges applied in semi-automated organic reduction
Noble metal nanoparticles anchored on flexible polyurethane foams were synthesized by hydrothermal synthesis. Through employing a robotic arm, these ‘catalytic sponges’ were used for organic reductions towards automated lab-scale organic synthesis.
High oxygen-vacancy diffusivity predicted for perovskite oxide Ca0.5Sr0.5Co0.8Fe0.2O2.5
Molecular dynamics (MD) simulations predict that oxygen-vacancy diffusion in Ca0.5Sr0.5Co0.8Fe0.2O2.5 is as fast as in Ba0.5Sr0.5Co0.8Fe0.2O2.5.
Additive manufacturing of high-performance polycyanurates via photo-induced catalytic poly-trimerization
Investigation of a cyanate ester based formulation and stereolithography-based additive manufacturing via Hot Lithography to produce polycyanurates with a glass transition temperature of 336 °C without any additives.
Oxygen – a fatal impurity for reversible magnesium deposition/dissolution
The systematic studies revealed that O2 in electrolyte solutions renders magnesium metal negative electrodes electrochemically inactive due to oxide-based firm insulative layer formation through O2, magnesium, and electrolyte-related processes.
Fluoroalkyl phosphonic acid radical scavengers for proton exchange membrane fuel cells
Fluoroalkyl phosphonic acids are demonstrated to be an efficient radical scavenger for Nafion™, showing a 58% lower fluoride emission rate than the state of the art, cerium.
Upcycling waste poly(ethylene terephthalate) into polymer electrolytes
The first working lithium-ion battery containing polymer electrolytes derived from waste poly(ethylene terephthalate) beverage bottles is demonstrated.
Green synthesis of zirconium MOF-808 for simultaneous phosphate recovery and organophosphorus pesticide detoxification in wastewater
A green route to prepare Zr-based MOF-808 with controlled crystal size have been developed. MOF-808 is able to decontaminate wastewater by simultaneously degrading a toxic pesticide and recovering phosphate ions.
Li trapping in nanolayers of cation ‘disordered’ rock salt cathodes
Cation rearrangement during cycling of a Li1.1Mn0.7Ti0.2O2 cathode with a disordered rock-salt structure forms in situ a short-range ordered superstructure changing the connectivity of Li-migration channels and the electrochemical performance.
Inverse vulcanised sulfur polymer nanoparticles prepared by antisolvent precipitation
Inverse vulcanised sulfur polymer nanoparticles prepared by antisolvent precipitation–demonstrated as mercury ion absorbent in solution, showing high selectivity and capacity, and as membrane filters.
Visualizing local fast ionic conduction pathways in nanocrystalline lanthanum manganite by isotope exchange-atom probe tomography
The study of the oxygen incorporation and diffusion in lanthanum manganite thin films is presented by means of novel isotope-exchange atom probe tomography, allowing a direct quantification of the enhancement of grain boundaries' oxygen kinetics.
A high-throughput, solvent free method for dispersing metal atoms directly onto supports
Atomically-dispersed metal catalysts (ADMCs) on surfaces have demonstrated high activity and selectivity in many catalytic reactions.
Rapid synthesis of supported single metal nanoparticles and effective removal of stabilizing ligands
Rapid, tailored synthesis of supported single metal nanoparticles with no change in size post ligand removal.
Crystallization driven boost in fill factor and stability in additive-free organic solar cells
Post-processing the active layer in additive-free organic solar cells enabled an enhancement in performance due to an increased acceptor crystallinity, resulting in a fill factor of 76%, a power conversion efficiency of 13.84% and an improved stability.
Oriented growth of semiconducting TCNQ@Cu3(BTC)2 MOF on Cu(OH)2: crystallographic orientation and pattern formation toward semiconducting thin-film devices
Oriented film and pattern of TCNQ@Cu3(BTC)2(HKUST-1) fabricated via epitaxial growth exhibit anisotropic electrical properties toward MOF-based (flexible) thin-film smart device applications, such as transistors and thermoelectric thin films.
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.
Understanding dehydration of Prussian white: from material to aqueous processed composite electrodes for sodium-ion battery application
Understanding dehydration of Prussian white systems to enable processability of water-based electrodes for sustainable and high capacity sodium-ion batteries.
Selective radionuclide and heavy metal sorption using functionalised magnetic nanoparticles for environmental remediation
In this paper the removal of a wide range of heavy metal ions from different chemical environments has been explored with the use of phosphate-functionalised superparamagnetic iron oxide nanoparticles (SPIONs), specifically magnetite (Fe3O4).
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.