The present invention relates to palladium-platinum system consisting of palladium layer covered with a platinum overlayer consisting of 1 to 10 platinum monolayers deposited on palladium for use as hydrogen storage. Such system can be used in fuel cells, hydride batteries and supercapacitors. A method for increasing hydrogen absorption kinetics of hydrogen absorption/desorption process is also disclosed.

This invention describes spherical nanoparticle hydrides and a method for making them. A method of producing spherical nanoparticle hydrides comprises obtaining an electrically conductive or semiconductive wire fabricated from a base material capable of forming a hydride; exposing the wire to a hydrogen-containing processing gas under pressure; vaporizing the wire by electrical discharge, to generate a vapor phase; and reacting with hydrogen and condensing the vapor phase, generating a plurality of spherical nanoparticle hydrides. A composition of spherical nanoparticles is also provided, wherein each of the nanoparticles contains a base material that is electrically conductive or semiconductive and capable of forming a hydride, and hydrogen that is chemically or physically bonded with the base material, wherein the nanoparticles are characterized by a number-average particle diameter from 1 nanometer to 1000 nanometers, and wherein the nanoparticles are characterized by an average hydrogen content from 10 atom % to 85 atom %.

The present application is generally directed to gas storage materials such as activated carbon comprising enhanced gas adsorption properties. The gas storage materials find utility in any number of gas storage applications. Methods for making the gas storage materials are also disclosed.

A metal hydride composite includes a compacted form of a metal hydride material and a heat conducting material in an open-cell metal foam, wherein the open-cell metal foam is sintered to the metal hydride material or the open-cell metal foam is an annealed open-cell metal foam.

Methods of forming a diatom-based nanocomposite are provided. The methods include mixing at least one diatomic material, one or more metal precursors, and functionalized graphite oxide to form a mixture. The methods also include exfoliating the mixture in presence of hydrogen to reduce functionalized graphite oxide to graphene and reducing the one or more metal precursors to metal nanoparticles. The methods further include depositing the metal nanoparticles on the diatomic material to form the diatom-based nanocomposite.

A device for generating hydrogen (100) from water in a liquid state comprising a hydrolysis chamber (101) which is configured to contain a variable volume of water in a liquid state at ambient temperature and atmospheric pressure, this volume of water being the element processed to obtain hydrogen and other gases by the implosion of a plurality of bubbles generated inside the hydrolysis chamber (101) due to a change in pressure conditions; and a second gas chamber (110) separated from the first hydrolysis chamber (101) by means of gas separation means (106,107); and wherein said second gas chamber (110), in its upper part, comprises a gas outlet (103) configured to facilitate the exit of the gases resulting from the process.

Hollow glass microspheres (HGMS) with a controlled nanotopographical surface structure (NSHGMS) demonstrate improved isolation and recovery of cells and other biological particles such as bacteria from biological fluid. Such functionalized HGMS are formed by exposing a plurality of hollow glass microspheres to a layer by layer deposition cycle of charged polymeric nanofilms to form a plurality of coated hollow glass microspheres and functionally binding a plurality of biotinylated antibodies to the plurality of coated hollow glass microspheres. Application of these HGMS in related biological particle isolation methods does not require specialized lab equipment or an external power source, and thus, can be used for separation of targeted cells from blood or other fluid in a resource-limited environment.

We describe a method of storing a gas, in particular hydrogen, comprising: providing a polymer sponge, wherein said polymer sponge comprises a plurality of catalytic nanoparticles; providing a solution of reactants, catalysed by said nanoparticles to produce said gas; absorbing said solution into said polymer sponge such that said reactants react within said polymer sponge to produce said gas; wherein said gas is held within said polymer sponge; and wherein said polymer sponge comprises a thermally responsive polymer having a volume which reduces with a change in temperature, such that said gas held within said polymer is extractable by changing a temperature of said polymer sponge.

The present invention concerns a hydrogen store comprising a hydrogenable material, and a method for producing a hydrogen store.

The hydrogen storage element for a hydrogen store comprises a pressed article having a hydrogen-storing first material and having a thermally conductive second material, wherein the second material is in thermal contact with the hydrogen-storing first material and has, in some regions, a different three-dimensional distribution within the pressed article.