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Themed collection 2017 Energy and Environmental Science HOT articles

34 items
Review Article

Impact of H2O on organic–inorganic hybrid perovskite solar cells

The impact of water on the lifecycle of PSCs and the underlying mechanisms in perovskites and PSCs are systematically reviewed.

Graphical abstract: Impact of H2O on organic–inorganic hybrid perovskite solar cells
Analysis

Environmental analysis of perovskites and other relevant solar cell technologies in a tandem configuration

A PKSn,Pb/PKPb tandem was found to be the most promising PV technology for lowering the environmental impacts from solar PVs.

Graphical abstract: Environmental analysis of perovskites and other relevant solar cell technologies in a tandem configuration
Analysis

A technoeconomic analysis of perovskite solar module manufacturing with low-cost materials and techniques

This technoeconomic analysis shows that perovskite solar cells can emerge as a cost leader in photovoltaic power generation.

Graphical abstract: A technoeconomic analysis of perovskite solar module manufacturing with low-cost materials and techniques
Communication

Alternative electrochemical energy storage: potassium-based dual-graphite batteries

In this contribution, we report for the first time a novel potassium ion-based dual-graphite battery concept (K-DGB), applying graphite as the electrode material for both the anode and cathode, in combination with an ionic liquid electrolyte.

Graphical abstract: Alternative electrochemical energy storage: potassium-based dual-graphite batteries
Communication

Solar-driven simultaneous steam production and electricity generation from salinity

A hybrid energy utilization technology using solar energy for desalination and extracting electricity from an evaporation induced salinity gradient is presented.

Graphical abstract: Solar-driven simultaneous steam production and electricity generation from salinity
Communication

Phonon-glass electron-crystal behaviour by A site disorder in n-type thermoelectric oxides

Phonon-glass electron-crystal (PGEC) behaviour is realised in La0.5Na0.5Ti1–xNbxO3 thermoelectric oxides.

Graphical abstract: Phonon-glass electron-crystal behaviour by A site disorder in n-type thermoelectric oxides
Communication

A general polymer-assisted strategy enables unexpected efficient metal-free oxygen-evolution catalysis on pure carbon nanotubes

A conceptually new and general polymer-assisted strategy was proposed to enable unexpected efficient metal-free oxygen-evolution catalysis on pure carbon nanotubes.

Graphical abstract: A general polymer-assisted strategy enables unexpected efficient metal-free oxygen-evolution catalysis on pure carbon nanotubes
Communication

Highly efficient halogen-free solvent processed small-molecule organic solar cells enabled by material design and device engineering

Naphtho[1,2-c:5,6-c']bis[1,2,5]thiadiazole-based small molecules have been synthesized for organic solar cells. The optimized devices processed by a halogen-free solvent of CS2 exhibited a PCE of 11.53% with a small energy loss of 0.57 eV.

Graphical abstract: Highly efficient halogen-free solvent processed small-molecule organic solar cells enabled by material design and device engineering
Communication

Three-dimensional bilayer garnet solid electrolyte based high energy density lithium metal–sulfur batteries

A solid electrolyte framework with porous and dense layers for high-energy and safe Li-metal batteries.

Graphical abstract: Three-dimensional bilayer garnet solid electrolyte based high energy density lithium metal–sulfur batteries
Open Access Communication

In vivo activation of an [FeFe] hydrogenase using synthetic cofactors

The [FeFe]-hydrogenase can incorporate synthetic cofactors inside living cells, allowing for artificial enzyme activation under in vivo conditions.

Graphical abstract: In vivo activation of an [FeFe] hydrogenase using synthetic cofactors
Communication

Efficient catalytic greenhouse gas-free hydrogen and aldehyde formation from aqueous alcohol solutions

Single-site molybdenum di-oxo catalyst generates hydrogen fuel from aqueous alcohols under mild conditions.

Graphical abstract: Efficient catalytic greenhouse gas-free hydrogen and aldehyde formation from aqueous alcohol solutions
Communication

Impact of microstructure on the electron–hole interaction in lead halide perovskites

The authors directly show that grain size and quality have a negligible impact on the excitonic characteristics of perovskite semiconductors.

Graphical abstract: Impact of microstructure on the electron–hole interaction in lead halide perovskites
Paper

Evaluating particle-suspension reactor designs for Z-scheme solar water splitting via transport and kinetic modeling

Simulations of coupled light absorption, transport and kinetics processes in a tandem, vertically-stacked particle-suspension reactor design for solar-water splitting.

Graphical abstract: Evaluating particle-suspension reactor designs for Z-scheme solar water splitting via transport and kinetic modeling
Paper

A triboelectric generator based on self-poled Nylon-11 nanowires fabricated by gas-flow assisted template wetting

Highly crystalline and “self-poled” δ′-phase Nylon-11 nanowires, fabricated using a novel gas-flow assisted nano-template infiltration method, exhibit enhanced triboelectric energy harvesting performance.

Graphical abstract: A triboelectric generator based on self-poled Nylon-11 nanowires fabricated by gas-flow assisted template wetting
Paper

Large n- and p-type thermoelectric power factors from doped semiconducting single-walled carbon nanotube thin films

Polymer-free semiconducting carbon nanotube networks demonstrate unprecedented equivalent n- and p-type thermoelectric performance.

Graphical abstract: Large n- and p-type thermoelectric power factors from doped semiconducting single-walled carbon nanotube thin films
Paper

Charge-transfer-energy-dependent oxygen evolution reaction mechanisms for perovskite oxides

This work experimentally identifies the charge-transfer energy as a key factor governing the catalytic oxygen evolution reaction (OER) activity and mechanism across a wide range of perovskite chemistries.

Graphical abstract: Charge-transfer-energy-dependent oxygen evolution reaction mechanisms for perovskite oxides
Paper

Cooperative water oxidation catalysis in a series of trinuclear metallosupramolecular ruthenium macrocycles

Well-defined hydrogen-bonded water networks inside differently sized ruthenium macrocycles facilitate cooperative proton-coupled electron transfers, and accelerate the water oxidation catalysis.

Graphical abstract: Cooperative water oxidation catalysis in a series of trinuclear metallosupramolecular ruthenium macrocycles
Open Access Paper

Non-fluorinated pre-irradiation-grafted (peroxidated) LDPE-based anion-exchange membranes with high performance and stability

A radiation-grafted low density polyethylene-based anion-exchange membrane that is mechanically robust enough to routinely test in alkaline membrane fuel cells at 80 °C.

Graphical abstract: Non-fluorinated pre-irradiation-grafted (peroxidated) LDPE-based anion-exchange membranes with high performance and stability
Paper

Trackable galvanostatic history in phase separation based electrodes for lithium-ion batteries: a mosaic sub-grouping intercalation model

Here, we demonstrated for the first time the transient voltage variation occurring dependent on the history of current density induced.

Graphical abstract: Trackable galvanostatic history in phase separation based electrodes for lithium-ion batteries: a mosaic sub-grouping intercalation model
Paper

Predicting and optimising the energy yield of perovskite-on-silicon tandem solar cells under real world conditions

Optical and device modelling of perovskite-on-silicon tandem solar cells shows promising potential for real world deployment.

Graphical abstract: Predicting and optimising the energy yield of perovskite-on-silicon tandem solar cells under real world conditions
Paper

Impact of substrate diffusion and enzyme distribution in 3D-porous electrodes: a combined electrochemical and modelling study of a thermostable H2/O2 enzymatic fuel cell

High massic catalytic currents and long-term stability are reached in a thermostable H2/O2 enzymatic fuel cell.

Graphical abstract: Impact of substrate diffusion and enzyme distribution in 3D-porous electrodes: a combined electrochemical and modelling study of a thermostable H2/O2 enzymatic fuel cell
Paper

A superhydrophilic “nanoglue” for stabilizing metal hydroxides onto carbon materials for high-energy and ultralong-life asymmetric supercapacitors

A superhydrophilic “nanoglue” strategy to tune and stabilize metal hydroxides onto carbon materials is presented for high-performance supercapacitors.

Graphical abstract: A superhydrophilic “nanoglue” for stabilizing metal hydroxides onto carbon materials for high-energy and ultralong-life asymmetric supercapacitors
Paper

Universal selection rule for surfactants used in miniemulsion processes for eco-friendly and high performance polymer semiconductors

We demonstrate a universal polymer semiconductor colloid synthesis method to realize eco-friendly and high performance organic opto-electronic devices.

Graphical abstract: Universal selection rule for surfactants used in miniemulsion processes for eco-friendly and high performance polymer semiconductors
Paper

Cu nanowires shelled with NiFe layered double hydroxide nanosheets as bifunctional electrocatalysts for overall water splitting

3D core–shell nanostructures of few-layer NiFe LDH nanosheets grown on Cu nanowires are fabricated toward highly efficient overall water splitting.

Graphical abstract: Cu nanowires shelled with NiFe layered double hydroxide nanosheets as bifunctional electrocatalysts for overall water splitting
Paper

Triboelectric nanogenerators: providing a fundamental framework

A generic electromagnetic model for the working principles of triboelectric nanogenerators derived using Maxwell's equations, to a universally applicable framework.

Graphical abstract: Triboelectric nanogenerators: providing a fundamental framework
Paper

Ammonia synthesis from N2 and H2O using a lithium cycling electrification strategy at atmospheric pressure

An electrochemical, lithium-mediated looping method for efficiently producing NH3 from N2 and H2O at ambient pressure.

Graphical abstract: Ammonia synthesis from N2 and H2O using a lithium cycling electrification strategy at atmospheric pressure
Paper

A near-infrared non-fullerene electron acceptor for high performance polymer solar cells

Low-bandgap polymers/molecules are an interesting family of semiconductor materials, and have enabled many recent exciting breakthroughs in the field of organic electronics, especially for organic photovoltaics (OPVs).

Graphical abstract: A near-infrared non-fullerene electron acceptor for high performance polymer solar cells
Paper

Energetic productivity dynamics of global super-giant oilfields

Energy return on investment (EROI) dynamics probabilistic projections of global giant oil fields.

Graphical abstract: Energetic productivity dynamics of global super-giant oilfields
Open Access Paper

Compatibility issues between electrodes and electrolytes in solid-state batteries

Compatibility and stability issues in all-solid-state batteries and methods for investigation.

Graphical abstract: Compatibility issues between electrodes and electrolytes in solid-state batteries
Open Access Paper

Solar thermochemical splitting of CO2 into separate streams of CO and O2 with high selectivity, stability, conversion, and efficiency

Solar reactor technology for splitting CO2via a 2-step thermochemical redox cycle using concentrated solar radiation.

Graphical abstract: Solar thermochemical splitting of CO2 into separate streams of CO and O2 with high selectivity, stability, conversion, and efficiency
Paper

Biomimetic electron transport via multiredox shuttles from photosystem II to a photoelectrochemical cell for solar water splitting

A CdS–PSII hybrid PEC cell for overall water splitting contains a biomimetic electron transfer pathway comprising two redox shuttles.

Graphical abstract: Biomimetic electron transport via multiredox shuttles from photosystem II to a photoelectrochemical cell for solar water splitting
Paper

Efficient electricity storage with a battolyser, an integrated Ni–Fe battery and electrolyser

A battolyser charges, generates hydrogen, or instantaneously discharges, enabling a remarkably durable, efficient, flexible and switchable electricity storage and conversion.

Graphical abstract: Efficient electricity storage with a battolyser, an integrated Ni–Fe battery and electrolyser
Paper

Junction behavior of n-Si photoanodes protected by thin Ni elucidated from dual working electrode photoelectrochemistry

Dual-working-electrode photoelectrochemical techniques are implemented to characterize semiconductor–catalyst–solution interfaces in protected n-Si photoanodes in situ for the first time.

Graphical abstract: Junction behavior of n-Si photoanodes protected by thin Ni elucidated from dual working electrode photoelectrochemistry
Open Access Paper

Modelling the morphology and thermomechanical behaviour of low-bandgap conjugated polymers and bulk heterojunction films

Schematic diagram showing the information flow from molecular structure, to atomistic model, to a slice of the solid morphology under mechanical deformation and the stress–strain response.

Graphical abstract: Modelling the morphology and thermomechanical behaviour of low-bandgap conjugated polymers and bulk heterojunction films
34 items

About this collection

Welcome to our online rolling collection of the hottest work published in Energy and Environmental Science.  Here we feature all 2017 Energy and Environmental Science articles highlighted as HOT by the handling editor or our referees.  Congratulations to all the authors whose articles are featured.

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