Lumileds LLC

Fondazione Istituto Italiano Di Tecnologia

Quantum Advanced Solutions Limited

Luca De Trizio

Arjan-Jeroen Houtepen

Anne Wiebe Hoekstra

Francesca Pietra

Liberato Manna

Dipak Vijaykumar Shinde

Mai Ngoc An

Sungwook Park

Yong Zuo

Lutfan Sinatra

Osman Mohammed Bakr

Marat Lutfullin

The present invention relates to an electrocatalyst comprising a Ti substrate coated with a 3D Cu nanostructured matrix decorated with a mixture of amorphous TiOand nanoparticles of a noble metal, preferably Pt nanoparticles, an electrochemical cell comprising said electrocatalyst and their use for hydrogen production via hydrogen evolution reaction (HER) in basic conditions. The present invention also refers to an in situ process for the preparation of said electrocatalyst and simultaneous production of hydrogen, comprising the steps of: (a) providing an electrochemical cell having a 3-electrode configuration comprising a starting working electrode which comprises a Ti substrate coated with vertically oriented CuO nanoplatelets, the cell further comprising a counter electrode and a reference electrode; (b) adding an aqueous basic electrolyte solution to the cell of step (a), said aqueous basic electrolyte solution comprising a precursor of a noble metal, preferably a Pt precursor; (c) applying a negative potential with respect to the reference electrode to the cell of step b). The present invention also refers to a process for producing hydrogen which utilizes the electrochemical cell comprising the electrocatalyst according to the invention.

Stable hydrogen evolution electrocatalyst based on 3D metal nanostructures on a Ti substrate

Embodiments of the invention include a luminescent structure including an InZnP core comprising an alloy including both In and Zn, and a shell disposed on a surface of the core, wherein the core has a crystal lattice constant that matches or nearly matches the lattice constant of the shell.

Wavelength converting material for a light emitting device

Embodiments of the invention include a luminescent structure including an InxZnyP core, wherein 0&#x3c;y/x&#x3c;10, and wherein the core comprises an alloy including both In and Zn, and a shell disposed on a surface of the core, wherein a difference between a lattice constant of the shell and a lattice constant of the core relative to the lattice constant of the shell is less than 1%.

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Bergamo, Italy

Luca De Trizio