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Themed collection Recent Open Access Articles

42 items
Open Access Perspective

Durability challenges of anion exchange membrane fuel cells

This perspective provides information on durability challenges and future actions of anion exchange membrane fuel cells.

Graphical abstract: Durability challenges of anion exchange membrane fuel cells
Open Access Perspective

Challenges and opportunities for an efficiency boost of next generation Cu(In,Ga)Se2 solar cells: prospects for a paradigm shift

A perspective on some strategies to trigger new developments for the next generation of Cu(In,Ga)Se2 solar cells is presented.

Graphical abstract: Challenges and opportunities for an efficiency boost of next generation Cu(In,Ga)Se2 solar cells: prospects for a paradigm shift
Open Access Perspective

The relative insignificance of advanced materials in enhancing the energy efficiency of desalination technologies

We reveal the insignificance of advanced materials in further enhancing the energy efficiency of desalination and suggest more impactful approaches.

Graphical abstract: The relative insignificance of advanced materials in enhancing the energy efficiency of desalination technologies
Open Access Perspective

Chemical looping beyond combustion – a perspective

Facilitated by redox catalysts capable of catalytic reactions and reactive separation, chemical looping offers exciting opportunities for intensified chemical production.

Graphical abstract: Chemical looping beyond combustion – a perspective
Open Access Communication

Understanding the nature of the passivation layer enabling reversible calcium plating

As for other multivalent systems, the interface between the calcium (Ca) metal anode and the electrolyte is of paramount importance for reversible plating/stripping.

Graphical abstract: Understanding the nature of the passivation layer enabling reversible calcium plating
From the themed collection: Recent Open Access Articles
Open Access Communication

Promoted oxygen reduction kinetics on nitrogen-doped hierarchically porous carbon by engineering proton-feeding centers

We demonstrate the important role of the water dissociation process in proton-feeding and enhancing ORR kinetics under an alkaline environment.

Graphical abstract: Promoted oxygen reduction kinetics on nitrogen-doped hierarchically porous carbon by engineering proton-feeding centers
Open Access Communication

Exceptionally low charge trapping enables highly efficient organic bulk heterojunction solar cells

In this study, we investigate the underlying origin of the high performance of PM6:Y6 organic solar cells.

Graphical abstract: Exceptionally low charge trapping enables highly efficient organic bulk heterojunction solar cells
From the themed collection: Recent Open Access Articles
Open Access Communication

Photo-rechargeable zinc-ion batteries

This paper presents a zinc-ion battery that can be recharged directly by light without the need for a solar cell, which offers a new approach to balancing the unpredictable energy surpluses and deficits associated with solar energy.

Graphical abstract: Photo-rechargeable zinc-ion batteries
From the themed collection: Recent Open Access Articles
Open Access Communication

Efficient direct seawater electrolysers using selective alkaline NiFe-LDH as OER catalyst in asymmetric electrolyte feeds

Increasing the performance of seawater electrolyser and enabling direct natural seawater feed by asymmetric electrolyte flow scheme.

Graphical abstract: Efficient direct seawater electrolysers using selective alkaline NiFe-LDH as OER catalyst in asymmetric electrolyte feeds
From the themed collection: Recent Open Access Articles
Open Access Communication

Mg3(Bi,Sb)2 single crystals towards high thermoelectric performance

Ternary Mg3(Bi,Sb)2 single crystals showing high thermoelectric performance are for the first time grown by the Mg flux method.

Graphical abstract: Mg3(Bi,Sb)2 single crystals towards high thermoelectric performance
From the themed collection: Recent Open Access Articles
Open Access Communication

Ultrahigh-efficiency desalination via a thermally-localized multistage solar still

Passive vapor generation systems combining interfacial solar heating and vaporization enthalpy recycling enable high-efficient low-cost desalination.

Graphical abstract: Ultrahigh-efficiency desalination via a thermally-localized multistage solar still
From the themed collection: Recent Open Access Articles
Open Access Paper

High energy density anodes using hybrid Li intercalation and plating mechanisms on natural graphite

A novel Li-Ion battery anode is presented which leverages the good performance of industrial graphite anodes and enhances their performance by allowing for reversible Li plating on their surface.

Graphical abstract: High energy density anodes using hybrid Li intercalation and plating mechanisms on natural graphite
From the themed collection: Recent Open Access Articles
Open Access Paper

Framework for evaluating the performance limits of membraneless electrolyzers

A framework is demonstrated to explore the performance limits and investigate the trade-offs between key performance metrics for membraneless electrolyzers.

Graphical abstract: Framework for evaluating the performance limits of membraneless electrolyzers
From the themed collection: Recent Open Access Articles
Open Access Paper

Solar passive distiller with high productivity and Marangoni effect-driven salt rejection

The Marangoni effect (associated to salt concentration gradient) is found having an important role to enhance the salt rejection process in passive desalination technologies.

Graphical abstract: Solar passive distiller with high productivity and Marangoni effect-driven salt rejection
From the themed collection: Recent Open Access Articles
Open Access Paper

Understanding the formation of bulk- and surface-active layered (oxy)hydroxides for water oxidation starting from a cobalt selenite precursor

Starting from a cobalt selenite precatalyst, we obtained a bulk and a near-surface active oxygen evolution catalyst and connected their structural properties to the precatalyst structure, the transformation conditions, and the catalytic activity.

Graphical abstract: Understanding the formation of bulk- and surface-active layered (oxy)hydroxides for water oxidation starting from a cobalt selenite precursor
From the themed collection: Recent Open Access Articles
Open Access Paper

Synchrotron X-ray quantitative evaluation of transient deformation and damage phenomena in a single nickel-rich cathode particle

Operando synchrotron XRD and in situ ptycho-tomography of single NMC811 particle revealed the correlation between lattice strain and degradation.

Graphical abstract: Synchrotron X-ray quantitative evaluation of transient deformation and damage phenomena in a single nickel-rich cathode particle
Open Access Paper

Assessing the defect tolerance of kesterite-inspired solar absorbers

Band tails and defect tolerance in various I2–II–IV–V4 photovoltaic materials can be predicted using computationally-accessible properties and chemical intuition.

Graphical abstract: Assessing the defect tolerance of kesterite-inspired solar absorbers
From the themed collection: Recent Open Access Articles
Open Access Paper

Selective CO production from aqueous CO2 using a Cu96In4 catalyst and its integration into a bias-free solar perovskite–BiVO4 tandem device

Porous dendritic copper–indium metal alloy foam catalysts are interfaced with a perovskite‖BiVO4 tandem device for solar CO2-to-CO conversion under bias-free conditions using water as an electron donor.

Graphical abstract: Selective CO production from aqueous CO2 using a Cu96In4 catalyst and its integration into a bias-free solar perovskite–BiVO4 tandem device
From the themed collection: Recent Open Access Articles
Open Access Paper

Superior energy density through tailored dopant strategies in multilayer ceramic capacitors

Tailored dopant strategies are proposed to optimise the energy density of BiFeO3–SrTiO3, which can be adapted for other high polarisability oxide-based systems.

Graphical abstract: Superior energy density through tailored dopant strategies in multilayer ceramic capacitors
Open Access Paper

Copper-bottomed: electrochemically active bacteria exploit conductive sulphide networks for enhanced electrogeneity

Copper sulphides are shown to act as a conductive matrix improving the electrogenic performance of Geobacter dominated biofilms.

Graphical abstract: Copper-bottomed: electrochemically active bacteria exploit conductive sulphide networks for enhanced electrogeneity
From the themed collection: Recent Open Access Articles
Open Access Paper

The carbon footprint of the carbon feedstock CO2

This paper reviews methodological approaches for determining the carbon footprint of captured CO2 as carbon feedstock, and shows why some approaches lead to suboptimal choices of CO2 sources and that increased consistency in life cycle assessment (LCA) studies on CCU is needed.

Graphical abstract: The carbon footprint of the carbon feedstock CO2
From the themed collection: Recent Open Access Articles
Open Access Paper

Predictable and targeted activation of biomass to carbons with high surface area density and enhanced methane storage capacity

The O/C atomic ratio of biomass-derived carbonaceous matter is a universal predictor of porosity and packing density, and enables predictable synthesis of activated carbons that have high methane storage of 222 cm3 (STP) cm−3 at 25 oC and 35 bar.

Graphical abstract: Predictable and targeted activation of biomass to carbons with high surface area density and enhanced methane storage capacity
From the themed collection: Recent Open Access Articles
Open Access Paper

Techno-economic viability of islanded green ammonia as a carbon-free energy vector and as a substitute for conventional production

Evaluation of islanded green ammonia production's economic viability at 534 locations worldwide showing competitiveness by 2030.

Graphical abstract: Techno-economic viability of islanded green ammonia as a carbon-free energy vector and as a substitute for conventional production
From the themed collection: Recent Open Access Articles
Open Access Paper

Alkoxy-functionalized ionic liquid electrolytes: understanding ionic coordination of calcium ion speciation for the rational design of calcium electrolytes

The proof-of-concept demonstration of a rechargeable Ca/V2O5 cell is given, taking advantage of an alkoxy-functionalized ionic liquid-based electrolyte enabling the displacement of the anions from the coordination of the Ca2+ cations.

Graphical abstract: Alkoxy-functionalized ionic liquid electrolytes: understanding ionic coordination of calcium ion speciation for the rational design of calcium electrolytes
From the themed collection: Recent Open Access Articles
Open Access Paper

Spatial dynamics of lithiation and lithium plating during high-rate operation of graphite electrodes

Favorable conditions for lithium plating on graphite electrodes occur at high charge rates, causing accelerated degradation and safety concerns. A detailed map of lithiation and lithium plating dyamics is presented.

Graphical abstract: Spatial dynamics of lithiation and lithium plating during high-rate operation of graphite electrodes
From the themed collection: Recent Open Access Articles
Open Access Paper

Establishing reactivity descriptors for platinum group metal (PGM)-free Fe–N–C catalysts for PEM fuel cells

Establishing new reactivity map descriptor of TOF–SD for PGM-free Fe–N–C catalysts ORR activity.

Graphical abstract: Establishing reactivity descriptors for platinum group metal (PGM)-free Fe–N–C catalysts for PEM fuel cells
From the themed collection: Recent Open Access Articles
Open Access Paper

Thermally regenerative copper nanoslurry flow batteries for heat-to-power conversion with low-grade thermal energy

Thermally charging all-copper batteries with high cell voltage and output power enabling heat-to-power conversion and storage.

Graphical abstract: Thermally regenerative copper nanoslurry flow batteries for heat-to-power conversion with low-grade thermal energy
From the themed collection: Recent Open Access Articles
Open Access Paper

A scaling law to determine phase morphologies during ion intercalation

A scaling law, based on the coarsening of the slowest phase, determines the morphologies of phase separating intercalation materials.

Graphical abstract: A scaling law to determine phase morphologies during ion intercalation
From the themed collection: Recent Open Access Articles
Open Access Paper

Gradient-morph LiCoO2 single crystals with stabilized energy density above 3400 W h L−1

An integral LiMn1.5Ni0.5O4 shell completely wets ∼10 μm LiCoO2 single crystals to cut off global oxygen migration and enables >4.6 V cycling.

Graphical abstract: Gradient-morph LiCoO2 single crystals with stabilized energy density above 3400 W h L−1
From the themed collection: Recent Open Access Articles
Open Access Paper

Low carbon strategies for sustainable bio-alkane gas production and renewable energy

Strategy for bio-alkane gas (propane and butane) production through the conversion of waste volatile fatty acids by bacterial cultures.

Graphical abstract: Low carbon strategies for sustainable bio-alkane gas production and renewable energy
From the themed collection: Recent Open Access Articles
Open Access Paper

High-performance fuel cell designed for coking-resistance and efficient conversion of waste methane to electrical energy

A novel micro-monolithic fuel cell converts low-grade methane efficiently to clean electrical energy.

Graphical abstract: High-performance fuel cell designed for coking-resistance and efficient conversion of waste methane to electrical energy
From the themed collection: Recent Open Access Articles
Open Access Paper

Side-chain tuning in conjugated polymer photocatalysts for improved hydrogen production from water

Structure–property–activity relationships in solution processable polymer photocatalysts for hydrogen production from water were probed by varying the chemical structure of both the polymer side-chains and the polymer backbone.

Graphical abstract: Side-chain tuning in conjugated polymer photocatalysts for improved hydrogen production from water
From the themed collection: Recent Open Access Articles
Open Access Paper

Dendritic silver self-assembly in molten-carbonate membranes for efficient carbon dioxide capture

Self-assembling Ag dendritic networks provide ultrahigh CO2 permeability, whilst reducing membrane-volume-normalised Ag demand by an order of magnitude.

Graphical abstract: Dendritic silver self-assembly in molten-carbonate membranes for efficient carbon dioxide capture
From the themed collection: Recent Open Access Articles
Open Access Paper

Multiorbital bond formation for stable oxygen-redox reaction in battery electrodes

Nonbonding oxygen 2p orbitals during oxygen-redox reaction are monitored using resonant inelastic X-ray scattering (RIXS).

Graphical abstract: Multiorbital bond formation for stable oxygen-redox reaction in battery electrodes
From the themed collection: Recent Open Access Articles
Open Access Paper

Visualizing morphological principles for efficient photocurrent generation in organic non-fullerene acceptor blends

Analytical electron microscopy reveals local molecular arrangements of PBDB-T:ITIC determining performance of current organic solar cells.

Graphical abstract: Visualizing morphological principles for efficient photocurrent generation in organic non-fullerene acceptor blends
From the themed collection: Recent Open Access Articles
Open Access Paper

MEDEAS: a new modeling framework integrating global biophysical and socioeconomic constraints

Description of the open-source MEDEAS integrated assessment modeling framework, which focuses on the biophysical and economic dimensions, restrictions and interactions arising during energy transitions.

Graphical abstract: MEDEAS: a new modeling framework integrating global biophysical and socioeconomic constraints
From the themed collection: Recent Open Access Articles
Open Access Paper

Exploring new sources of efficiency in process-driven materials screening for post-combustion carbon capture

Investigation of adsorbents maximum theoretical performance, computational efficiency of multiscale screening workflows, and consistency of materials rankings for CO2 capture.

Graphical abstract: Exploring new sources of efficiency in process-driven materials screening for post-combustion carbon capture
From the themed collection: Recent Open Access Articles
Open Access Paper

Chloride transport in conductive polymer films for an n-type thermoelectric platform

Cl transport in a conductive polymer (CP) film was demonstrated for n-type thermoelectric (TE) harvesting.

Graphical abstract: Chloride transport in conductive polymer films for an n-type thermoelectric platform
From the themed collection: Recent Open Access Articles
Open Access Paper

Self-operating transpiration-driven electrokinetic power generator with an artificial hydrological cycle

The artificial hydrological cycle built by using deliquescent calcium chloride enables self-operation of a transpiration-driven electrokinetic power generator.

Graphical abstract: Self-operating transpiration-driven electrokinetic power generator with an artificial hydrological cycle
From the themed collection: Recent Open Access Articles
Open Access Paper

A universal solution processed interfacial bilayer enabling ohmic contact in organic and hybrid optoelectronic devices

A bilayer of Nb-TiO2 and bathocuproine forms a highly ohmic contact between a wide variety of semiconducting materials and metal electrodes. This enables performance and stability improvements in a range of electronic devices.

Graphical abstract: A universal solution processed interfacial bilayer enabling ohmic contact in organic and hybrid optoelectronic devices
From the themed collection: Recent Open Access Articles
Open Access Paper

FSI-inspired solvent and “full fluorosulfonyl” electrolyte for 4 V class lithium-metal batteries

A new “full fluorosulfonyl” (FFS) electrolyte is developed for highly reversible 4 V class lithium-metal batteries (LMBs).

Graphical abstract: FSI-inspired solvent and “full fluorosulfonyl” electrolyte for 4 V class lithium-metal batteries
From the themed collection: Recent Open Access Articles
Open Access Paper

Revealing electrolyte oxidation via carbonate dehydrogenation on Ni-based oxides in Li-ion batteries by in situ Fourier transform infrared spectroscopy

Carbonate oxidation via dehydrogenation on LiNi0.8Co0.1Mn0.1O2 at voltages as low as 3.8 VLi was revealed by in situ FT-IR measurements.

Graphical abstract: Revealing electrolyte oxidation via carbonate dehydrogenation on Ni-based oxides in Li-ion batteries by in situ Fourier transform infrared spectroscopy
From the themed collection: Recent Open Access Articles
42 items

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