An insight into perovskite-based photocatalysts for artificial photosynthesis
Schematic illustration of perovskite-based photocatalysts for artificial photosynthesis.
Single-atom catalysts for electrochemical clean energy conversion: recent progress and perspectives
We summarized here the recent progress and perspectives on single-atom catalysts for electrochemical clean energy conversion.
Carbon-based photocatalysts for enhanced photocatalytic reduction of CO2 to solar fuels
The figure illustrates the potential of various carbon-based photocatalysts as conducting supports for enhanced photocatalytic reduction of CO2.
Increased hydrogen partial pressure suppresses and reverses hydrogen evolution during Pd catalysed electrolysis of CO2
Control over selectivity towards HCOO− rather than H2 is acquired by using elevated pressure of hydrogen during CO2 electrolysis.
A novel rechargeable bromine-ion battery and the induction of bromine ions on metal electrodes
In recent years, bromine has been widely used in batteries due to its higher theoretical specific capacity, but unfortunately, no battery has been reported based on the absorption/desorption principle of a single bromine ion.
An in situ formed LiF protective layer on a Li metal anode with solvent-less cross-linking
The artificial SEI layer that includes LiF can be fabricated simply through thermal curing of an F rich material on the surface of Li metal. The proposed artificial SEI layer design offers an alternative strategy for stabilizing the surface of Li metal.
Facile fabrication of Ir/CNT/rGO nanocomposites with enhanced electrocatalytic performance for the hydrogen evolution reaction
The facilely prepared Ir/CNT/rGO composite delivers low overpotential and long lifetime for the hydrogen evolution reaction.
Plasma-reduced Co(OH)2 with activated hydrogen evolution and overall water splitting performance
An Ar/H2 plasma reduction strategy is developed to accelerate the HER and overall water splitting performance of Co(OH)2.
A hierarchical CoMoO4 nanoparticle decorated nanoplate array as an electrocatalyst toward improved alkaline oxygen evolution reaction
CoMoO4 NP@PAs/NF needs a low overpotential of only 317 mV to attain 100 mA cm−2 for the OER.
From Douglas fir to renewable H2-enriched syngas via ex situ catalytic pyrolysis over metal nanoparticles–nanocellulose derived carbon catalysts
A carbon catalyst, which was derived from nanocellulose (NC) and doped with uniform sized and well dispersed metal nanoparticles, showed optimal performance for the generation of H2-enriched (67.4 vol%) syngas from the catalytic pyrolysis of biomass.
High-performance tungsten carbide electrocatalysts for the hydrogen evolution reaction
High charge transport efficiency and a large specific surface are two critical factors for the hydrogen evolution reaction.
Anchoring Au nanoparticles on Bi ultrathin nanosheets for use as an efficient heterogeneous catalyst for ambient-condition electrochemical ammonia synthesis
Anchoring Au nanoparticles on Bi ultrathin nanosheets enables efficient electrocatalytic nitrogen reduction reaction for ammonia synthesis under ambient conditions.
Suppressing intrinsic self-doping of CsPbIBr2 films for high-performance all-inorganic, carbon-based perovskite solar cells
High-quality CsPbIBr2 films with a much lower self-doping level are obtained by the use of a CsI-rich precursor, which enables the fabrication of an all-inorganic, carbon-based solar cell with a superior efficiency of 10.48%.
Electro-insertion of Mn2+ ions into V2O5·nH2O on MWCNTs coated carbon felt for binder-free Na+ ion battery electrodes
We report the electrochemical deposition of hydrated and amorphous V2O5·nH2O nanostructures and related Mn2+ cations insertion during anodic polarization.
Proton trap effect on catechol–pyridine redox polymer nanoparticles as organic electrodes for lithium batteries
New redox-active polymer nanoparticles present that the redox potential of the catechol group is affected by the presence of the pyridine. This positive potential gain is associated to the proton trap effect, which benefits the performance of lithium-ion–polymer batteries.
Fabrication of a preferentially -oriented Sb2Se3 thin film on diverse substrates and its application in photoelectrochemical water reduction
A kinetically controlled growth approach is developed to facilely synthesize preferentially -oriented Sb2Se3 thin-films on diverse substrates.
Nitrogen-doped carbon nanotubes intertwined with porous carbon with enhanced cathode performance in lithium–sulfur batteries
A nitrogen-doped CNT threaded polyaniline hydrogel-derived porous carbon structure greatly improves the energy storage performance when integrated into a Li–S battery cathode.
Engineering nanostructured spinel ferrites by co-substitution for total water electrolysis by preferential exposure of metal cations on the surface
Single phasic nanosized magnetite co-substituted with cobalt and nickel having exposed octahedral sites is shown for its effectiveness in total water electrolysis at low onset potentials.
A hybrid pathway to biojet fuel via 2,3-butanediol
A new hybrid pathway to biojet fuel via biomass-derived 2,3-butanediol has been demonstrated with high carbon recovery (74–82% of the theoretical maximum efficiency).
An alternative biorefinery approach to address microalgal seasonality: blending with spent coffee grounds
An effective method for the production of fuels and chemicals from microalgae is to ferment the carbohydrate fraction, extract the lipids and convert the resulting solids through hydrothermal liquefaction (HTL).
A fundamental study of the thermoelectrochemistry of ferricyanide/ferrocyanide: cation, concentration, ratio, and heterogeneous and homogeneous electrocatalysis effects in thermogalvanic cells
Thermocells can sustainably generate electricity from waste heat temperature gradients. This study investigates numerous fundamental aspects of thermocells, and how to explain and model such aspects.
Potassium phosphate monobasic induced decoration from the surface into the bulk lattice for Ni-rich cathode materials with enhanced cell performance
The interfacial instability and intrinsic structural degradation of cathodes, which cause performance loss and even a safety hazard, are a critical challenge in Ni-rich cathodes during long-term cycling.
Metal–polydopamine framework-derived (Co)/N-doped carbon hollow nanocubes as efficient oxygen electrocatalysts
Well-defined (Co)/N-doped carbon hollow nanocubes with high electrocatalytic performance toward oxygen electrocatalysis are obtained.
Low-cost green synthesis of zinc sponge for rechargeable, sustainable batteries
We show that zinc (Zn) batteries are the lowest cost and most energy dense of rechargeable batteries that rely on abundant, low-risk elements. We advance Zn batteries with a green synthesis that lowers the cost and boosts the performance of rechargeable Zn electrodes.
A cathode interface engineering approach for the comprehensive study of indoor performance enhancement in organic photovoltaics
Organic photovoltaics (OPVs) have a promising future in reliable energy harvesting to drive low power consumption devices for indoor applications.
Roll-to-roll slot-die coated P–I–N perovskite solar cells using acetonitrile based single step perovskite solvent system
Roll-to-roll coating of all active layers is demonstrated for a P–I–N perovskite solar cell stack, using a single step perovskite ink with an acetonitrile solvent system and flexible plastic substrate.
In situ electrochemical reduction-assisted exfoliation: conversion of BiOCl nanoplates into Bi nanosheets enables efficient electrocatalytic nitrogen fixation
Ultrathin Bi nanosheets are synthesized by in situ electrochemical reduction-assisted exfoliation of BiOCl nanoplates for the electrocatalytic nitrogen reduction reaction.
Sulfur vacancies promoting Fe-doped Ni3S2 nanopyramid arrays as efficient bifunctional electrocatalysts for overall water splitting
Fe-doped Ni3S2 nanopyramid arrays with sulfur vacancies exhibit superior transfer ability for intermediates, promoting electrocatalytic performance for overall water splitting.
A novel strategy to simultaneously tailor morphology and electronic structure of CuCo hybrid oxides for enhanced electrocatalytic performance in overall water splitting
A novel and facile strategy to simultaneously tailor the morphology and electronic structure of CuCoOx by incorporation of CeO2 as bifunctional electrocatalysts for efficient overall water splitting.
Methane dry reforming in a coking- and sintering-free liquid alloy-salt catalytic system
We present the first demonstration of a coking- and sintering-free liquid NiBi–K2CO3 catalytic system for methane dry reforming.
A cyclic electrochemical strategy to produce acetylene from CO2, CH4, or alternative carbon sources
The electrochemical transformation of potent greenhouse gases and low-value carbon sources to produce useful carbon-based products is a highly desirable sustainability goal.
Mitigating voltage losses in photoelectrochemical cell scale-up
Two-dimensional simulation quantifies the different losses in scaling-up photoelectrochemical cell, which can be minimized to ∼50 mV.
Atomic scale insight into the fundamental mechanism of Mn doped LiFePO4
Mn doping could form a stable LiMnxFe1−xPO4 protective shell on the surface to suppress LiFePO4 degradation during electrochemical cycling.
Improving the capacity and cycling-stability of Lithium–sulfur batteries using self-healing binders containing dynamic disulfide bonds
A self-healing poly(dimethylsiloxane) polymer containing disulfide bonds is synthesized for application in lithium–sulfur batteries. The reversible breakage/formation of the disulfide bonds can capture polysulfides and accelerate their conversion.
Structure and size control of FePtCu nanocatalysts for high performance hydrogen evolution reaction
Phase and size controlled FePtCu nanoparticles exhibited superior HER properties under acidic conditions.
Enhanced photoelectrochemical water-splitting performance of SrNbO2N photoanodes using flux-assisted synthesis method and surface defect management
Particle-assembled SrNbO2N photoanodes were obtained using flux-assisted nitridation reaction. The optimal experimental parameters were studied for SrNbO2N particles with minimum surface defects and high crystallinity.
Chemical looping hydrogen storage and production: use of binary ferrite-spinel as oxygen carrier materials
Co0.25Fe2.75O4 exhibits a high reduction level and reversibility of phase changes, which benefits the hydrogen storage capacity at intermediate temperatures.
Design of a composite cathode and a graphene coated separator for a stable room-temperature aluminum–sulfur battery
A S/host composite cathode and a graphene coated separator are designed for a room-temperature Al–S battery with stable and high capacity.
A highly active and stable cathode for oxygen reduction in intermediate-temperature solid oxide fuel cells
A new family of SrCo0.9−xNb0.1NixO3−δ (SCNN, 0.1≤ x ≤ 0.3) perovskites as promising cathode for intermediate temperature solid oxide fuel cells (IT-SOFCs) with improved cathode attributes has been developed with proper nickel substitution.
Infrared spectroscopy for carboxylic acid and phenol determination in biocrude and its derived products
A feasible tool for determination of TAN and carboxylic/phenolic compound content (molar and wt%) was developed based on IR analysis of biocrude oil and its derived upgraded products as well as their distillation cuts.
Straightforward fabrication of robust Fe-doped Ni3Se2 supported nickel foam as a highly efficient electrocatalyst for the oxygen evolution reaction
Fe-doped Ni3Se2 has been prepared on nickel foam through a straightforward, electrodeposition method and showed efficient electrocatalytic activity for the oxygen evolution reaction.
Surface structure-dependent electrocatalytic reduction of CO2 to C1 products on SnO2 catalysts
Surface structure-dependent electrocatalytic reduction of CO2 to C1 products on SnO2 catalysts was attributed to the in situ formation of different Sn/SnO2 catalytic layers on their surfaces.
Mechanism of lignocellulose modification and enzyme disadsorption for complete biomass saccharification to maximize bioethanol yield in rapeseed stalks
An integrated strategy for complete lignocellulose saccharification to maximize bioethanol yield under a cost-effective and green-like biomass process in rapeseed stalk.
Insights into the mechanism of photosynthetic H2 evolution catalyzed by a heptacoordinate cobalt complex
Shining light on the high activity of a heptacoordinate cobalt complex for photosynthetic hydrogen evolution: an integrative approach.
Ultra-thin NiFeSe nanosheets as a highly efficient bifunctional electrocatalyst for overall water splitting
Developing a bifunctional electrocatalyst with a facile method, low cost, excellent performance and good stability for overall water splitting is essential for the wide application of hydrogen production.
Effective utilisation of waste cooking oil in a single-cylinder diesel engine using alumina nanoparticles
First-of-a-kind endeavour exploiting the effects of nanoparticles on the performance and emission spectra of biodiesel derived from waste cooking oil.
Building microsphere–nanosheet structures in N-doped carbon to improve its performance in the oxygen reduction reaction and vanadium redox flow batteries
Presented here is a facile, sustainable and green method for the synthesis of N-doped carbon microspheres/nanosheets via hydrothermal carbonization (HTC) of the selected bioprecursor guanosine.
About this collection
Welcome to our online rolling collection of the hottest work published in Sustainable Energy & Fuels. Here we feature all 2020 Sustainable Energy & Fuels articles highlighted as HOT by the handling editor or our referees. Congratulations to all the authors whose articles are featured.