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Themed collection Artificial Photosynthesis - From Sunlight to Fuels and Valuable Products for a Sustainable Future

20 items
Editorial

Artificial photosynthesis – from sunlight to fuels and valuable products for a sustainable future

This themed issue includes a collection of articles on artificial photosynthesis: from sunlight to fuels and valuable products for a sustainable future.

Graphical abstract: Artificial photosynthesis – from sunlight to fuels and valuable products for a sustainable future
Perspective

Hydrogen evolution catalysis by molybdenum sulfides (MoSx): are thiomolybdate clusters like [Mo3S13]2− suitable active site models?

Recent results concerning molecular molybdenum sulfido clusters as model systems for heterogeneous hydrogen evolution catalysis by molybdenum sulfides are summarized and also compared to the related chemistry of the active site of the enzyme Mo-nitrogenase.

Graphical abstract: Hydrogen evolution catalysis by molybdenum sulfides (MoSx): are thiomolybdate clusters like [Mo3S13]2− suitable active site models?
Open Access Review Article

Engineering photoautotrophic carbon fixation for enhanced growth and productivity

This review discusses strategies to enhance oxygenic photoautotrophic carbon fixation with a focus on the Calvin–Benson–Bassham cycle.

Graphical abstract: Engineering photoautotrophic carbon fixation for enhanced growth and productivity
Review Article

Organic chemistry at anodes and photoanodes

Organic oxidation reactions can replace the anodic oxygen evolution of water splitting for clean hydrogen generation paired with high-value product.

Graphical abstract: Organic chemistry at anodes and photoanodes
Review Article

Photoredox systems with biocatalysts for CO2 utilization

Visible-light driven CO2 reduction and utilization systems involving the photoreduction of NAD(P)+ or bipyridinium salt (viologen)-based electron mediators and biocatalysts are introduced.

Graphical abstract: Photoredox systems with biocatalysts for CO2 utilization
Communication

Proton coupled electron transfer from Co3O4 nanoparticles to photogenerated Ru(bpy)33+: base catalysis and buffer effect

Flash photolysis studies indicate general base catalysis by borate in photoinduced proton-coupled electron transfer from Co3O4 nanoparticles to Ru(III)(bpy)33+.

Graphical abstract: Proton coupled electron transfer from Co3O4 nanoparticles to photogenerated Ru(bpy)33+: base catalysis and buffer effect
Paper

Critical role of {002} preferred orientation on electronic band structure of electrodeposited monoclinic WO3 thin films

Decoupled effects of crystallographic {002} orientation and oxygen vacancies on the electronic band structure of monoclinic WO3 films.

Graphical abstract: Critical role of {002} preferred orientation on electronic band structure of electrodeposited monoclinic WO3 thin films
Open Access Paper

Photo-electrochemical hydrogen production from neutral phosphate buffer and seawater using micro-structured p-Si photo-electrodes functionalized by solution-based methods

Micro-structured p-Si/TiO2/NiOx allows for efficient photoelectrochemical H2 production from seawater.

Graphical abstract: Photo-electrochemical hydrogen production from neutral phosphate buffer and seawater using micro-structured p-Si photo-electrodes functionalized by solution-based methods
Paper

Multi-phase real-time monitoring of oxygen evolution enables in operando water oxidation catalysis studies

The simultaneous, real time observation of oxygen evolution in the gas phase and in solution enables advanced mechanistic studies which are critical for technologies including water electrolysis, fuel cells, oxidation catalysis and metal–air batteries.

Graphical abstract: Multi-phase real-time monitoring of oxygen evolution enables in operando water oxidation catalysis studies
Paper

Contribution of electrolyte in nanoscale electrolysis of pure and buffered water by particulate photocatalysis

Quantitative description of electrolyte impact is established for nanoscale water electrolysis prevalent during photocatalytic overall water splitting.

Graphical abstract: Contribution of electrolyte in nanoscale electrolysis of pure and buffered water by particulate photocatalysis
Paper

Photocatalytic hydrogen evolution from neutral aqueous solution by a water-soluble cobalt(II) porphyrin

Efficient storage of solar energy via light-driven hydrogen evolution is an attractive and promising strategy to address challenges related to increasing global energy demand.

Graphical abstract: Photocatalytic hydrogen evolution from neutral aqueous solution by a water-soluble cobalt(ii) porphyrin
Paper

Ion transport mechanisms in bipolar membranes for (photo)electrochemical water splitting

Electrolysis with a bipolar membrane induced pH gradient: the conditions for high energy efficiency (low membrane voltage) are explored.

Graphical abstract: Ion transport mechanisms in bipolar membranes for (photo)electrochemical water splitting
Paper

FeCoW multimetal oxide-coated W:BiVO4 photoanode for efficient oxygen evolution

A FeCoW multimetal oxide-coated W:BiVO4 photoanode performs a 3.8 times photocurrent and a negative shift of the flat-band potential by 280 mV in comparison to a W:BiVO4 photoanode.

Graphical abstract: FeCoW multimetal oxide-coated W:BiVO4 photoanode for efficient oxygen evolution
Paper

Transient photocurrents on catalyst-modified n-Si photoelectrodes: insight from dual-working electrode photoelectrochemistry

Dual-working-electrode photoelectrochemistry experiments reveal how the most-prominent photocurrent transients are associated with catalyst oxidation/reduction.

Graphical abstract: Transient photocurrents on catalyst-modified n-Si photoelectrodes: insight from dual-working electrode photoelectrochemistry
Paper

Nitrogen/fluorine-codoped rutile titania as a stable oxygen-evolution photocatalyst for solar-driven Z-scheme water splitting

Nitrogen/fluorine-codoped rutile TiO2 photocatalyst was developed toward solar-driven Z-scheme water splitting.

Graphical abstract: Nitrogen/fluorine-codoped rutile titania as a stable oxygen-evolution photocatalyst for solar-driven Z-scheme water splitting
Paper

A hybrid molecular photoanode for efficient light-induced water oxidation

A hybrid photoanode, made of a multilayered heterostructured WO3/BiVO4 semiconductor, a carbon nanotube fibre and a rugged and highly active molecular water oxidation catalyst is described.

Graphical abstract: A hybrid molecular photoanode for efficient light-induced water oxidation
Paper

Particulate photocathode composed of (ZnSe)0.85(CuIn0.7Ga0.3Se2)0.15 synthesized with Na2S for enhanced sunlight-driven hydrogen evolution

A particulate solid solution, (ZnSe)0.85(CuIn0.7Ga0.3Se2)0.15, was synthesized by the flux method using various amounts of a Cu precursor (to make Cu-deficient, stoichiometric, or Cu-excess specimens) and/or a Na2S additive, to assess the effects of synthesis conditions on photoelectrochemical (PEC) properties.

Graphical abstract: Particulate photocathode composed of (ZnSe)0.85(CuIn0.7Ga0.3Se2)0.15 synthesized with Na2S for enhanced sunlight-driven hydrogen evolution
Paper

Nickel-iron catalysts for electrochemical water oxidation – redox synergism investigated by in situ X-ray spectroscopy with millisecond time resolution

NiFe oxyhydroxides are prime candidates for efficient alkaline water oxidation; their redox chemistry is tracked by X-ray spectroscopy.

Graphical abstract: Nickel-iron catalysts for electrochemical water oxidation – redox synergism investigated by in situ X-ray spectroscopy with millisecond time resolution
Paper

Two-electron oxidation of water to form hydrogen peroxide catalysed by silicon-porphyrins

Under basic condition, SiTPyP(O)2 exerts two-electron oxidation of water to form hydrogen peroxide as the primary product in aqueous acetonitrile, which is initiated through one-electron oxidized process on the electrode with faradaic yield of 84–92%.

Graphical abstract: Two-electron oxidation of water to form hydrogen peroxide catalysed by silicon-porphyrins
Paper

Powder-based (CuGa1−yIny)1−xZn2xS2 solid solution photocathodes with a largely positive onset potential for solar water splitting

(CuGa1−yIny)1−xZn2xS2 has arisen as a highly efficient powder-based photocathode for water splitting under simulated sunlight irradiation.

Graphical abstract: Powder-based (CuGa1−yIny)1−xZn2xS2 solid solution photocathodes with a largely positive onset potential for solar water splitting
20 items

About this collection

Guest-edited by Johannes Messinger (Uppsala University), Osamu Ishitani (Tokyo Institute of Technology) and Dunwei Wang (Boston College), this themed issue of Sustainable Energy and Fuels covers a wide range of topics related to artificial photosynthesis.

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