SOLAR BIO-HYDROGEN

Design of Hybrid Nanostructured Bio-photocatalyst for Their Application in Bio-photoelectrochemical Hydrogen Production

Coordinatore	THE CHANCELLOR, MASTERS AND SCHOLARS OF THE UNIVERSITY OF OXFORD    more  Organization address address: University Offices, Wellington Square city: OXFORD postcode: OX1 2JD contact info Titolo: Ms. Nome: Linda Cognome: Polik Email: send email Telefono: +44 1865 289800 Fax: +44 1865 289801
Nazionalità Coordinatore	United Kingdom [UK]
Totale costo	181˙103 €
EC contributo	181˙103 €
Programma	FP7-PEOPLE Specific programme "People" implementing the Seventh Framework Programme of the European Community for research, technological development and demonstration activities (2007 to 2013)
Code Call	FP7-PEOPLE-2009-IIF
Funding Scheme	MC-IIF
Anno di inizio	2010
Periodo (anno-mese-giorno)	2010-09-01   -   2012-08-31

 Partecipanti

#	participant	country	role	EC contrib. [€]
1	THE CHANCELLOR, MASTERS AND SCHOLARS OF THE UNIVERSITY OF OXFORD  Organization address address: University Offices, Wellington Square city: OXFORD postcode: OX1 2JD contact info Titolo: Ms. Nome: Linda Cognome: Polik Email: send email Telefono: +44 1865 289800 Fax: +44 1865 289801	UK (OXFORD)	coordinator	181˙103.20

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 Obiettivo del progetto (Objective)

'The need to establish renewable energy supplies, both as a strategic economic requirement and as a wedge against climate change is leading organizations to invest in research on capturing solar energy. There is particular interest in artificial photosynthesis, using photons to produce electricity or fuels using a man-made device rather than a plant. In natural in-vitro system for hydrogen production, complex molecule i.e. chlorophyll harvest solar energy and subsequent electronic excitation leads to ejection of electrons from the chlorophyll dimer and then passed on to various electron-transferring mediators. This electron donor system may be replaced with the visible light sensitized inorganic photocatalyst. At present, the photocatalysts that have been synthesized and tested fall far short of the efficiency and catalytic rates of enzymes that catalyze either H2 production (hydrogenases) or O2 production (the Mn cofactor of Photosystem II). Therefore the enzymes themselves represent important benchmarks for gauging the possibilities for building water-splitting photocatalysts from inorganic and organic photophysical materials. In such devices enzyme molecules are linked to the semiconductor surface in such a way that they are stable and electrocatalytically active. Therefore, the proposed project is focused on the fabrication of chalcogenide semiconducting nanostructures (mainly nanotubes / nanowire / gyroid having few nm thick wall) and grafting of redox proteins onto these nanostructures for their subsequent exploitation in photoelectrochemical hydrogen production. The exploration of the photoelectrochemistry involved and properties of enzymes which govern the hydrogen generation will also be undertaken. In addition, various other parameters such as the electrolyte pH, nature of sacrificial reagents, combination of chalcogenide photocatalyst- redox proteins (eg. Hydrogenase etc.) will be optimized to maximize solar hydrogen production efficiency.'