Centre National De La Recherche Scientifique

Institut Polytechnique De Grenoble

L'air Liquide, Soci&#xe9;t&#xe9; Anonyme Pour L'etude Et L'exploitation Des Proc&#xe9;d&#xe9;s Georges Claude

Laetitia Dubau

Vincent Caldeira

Marian Chatenet

Marian Julien Chatenet

Audrey Montaut

Julien Frederic Christophe Durst

Sandrine Moutin

Frederic Thibaut Maillard

Frédéric Thibaut Maillard

Julien Frédéric Christophe Durst

Disclosed is an electrode for an energy storage rechargeable device, including a plurality of electrode material layers and a plurality of porous current collector layers, the electrode material layers and current collector layers being arranged in a specific manner, an energy storage rechargeable device including the electrode, and the uses of the electrode.

Electrode with current collection multiple array

The present invention relates to hollow platinum nanoparticles with a diameter comprised between 3 and 20 nm which comprise a first central cavity and optionally at least one second cavity at the periphery of the first cavity, the shell of which is dense and single-crystal with a thickness comprised between 0.2 and 5 nm. The invention also relates to a method for manufacturing such nanoparticles, as well as to their use as an electrocatalyst in fuel cells.

Hollow platinum nanoparticles for fuel cells

Growing community of inventors

Grenoble, France

Laetitia Dubau