A method for creating hydrogen gas comprising; providing a first quantity of water to a preparation chamber heating a quantity of the water within a first sealed pressurized chamber, wherein the water enters a gaseous state, directing, the gaseous water into a reaction chamber, initiating a reaction between the water and a quantity of alkali fragments within a reaction chamber to produce hydrogen and an alkali hydroxide, separating the hydrogen gas from the alkali hydroxide, and recovering the hydrogen gas.

The present disclosure is directed to the integration of direct air capture of carbon dioxide with thermochemical water splitting, the latter optionally driven by solar energy. The disclosure is also directed to a process comprising extracting carbon dioxide from an air stream by contacting the air-stream with an alkali metal ion-transition metal oxide of empirical formula A.sub.xMO.sub.2 (0.1<x1), where A represents the alkali metal ion comprising sodium ion, potassium ion, or a combination thereof and M comprises iron, manganese, or a combination thereof to form a transition metal composition comprising an oxidized ion extracted-transition metal oxide.

The present invention relates to a process for performing a chemical reaction consisting of at least two sequential reversible steps characterized by being performed in a cycle, and to a reactor for performing such process.

The present disclosure provides a method of producing hydrogen. The method includes heating a mixture comprising a metal component exhibiting a nanostructured surface, water, and carbon dioxide.

According to one embodiment, a magnesium-recycling hydrogen generation system includes: a by-product acquisition unit that separates a by-product from a post-reaction solution, which is a solution after reacting with a hydrogen generation material containing a hydrogen-containing magnesium compound that generates hydrogen via a reaction with the solution, to acquire the by-product including more than one type of oxygen-containing magnesium compound that contains oxygen produced by the reaction, a raw material production unit that reacts the by-product with a halogen-containing substance containing halogen and other atoms than the halogen to produce a raw material containing magnesium halide, a hydrogen generation material production unit that reduces the raw material with plasma containing hydrogen to produce the hydrogen generation material, and a hydrogen generator that reacts the hydrogen generation material with the solution to generate hydrogen.

The invention relates to a method for producing carbon-containing products selected from the group comprising or consisting of gasoline, diesel, kerosene and methane from the steam upstream or downstream of a steam turbine or from geothermally derived steam, characterized in that, at temperatures above 400 C., the carbon-containing products are obtained exclusively or predominantly from the steam and from carbon dioxide (CO2).

The invention further relates to a fuel production system suitable for obtaining carbon-containing products selected from the group comprising or consisting of gasoline, diesel, kerosene and methane from the steam upstream or downstream of a steam turbine or from geothermally derived steam, characterized in that the system is designed to carry out the aforementioned method.

The present invention relates to a device for producing compressed hydrogen, comprising a pressure-resistant reactor (1) with a reactor chamber having a metal-containing contact mass (2), wherein the reactor (1) comprises at least one feed line (3) for feeding fluids into the reactor chamber and at least one discharge line (4) for discharging fluids from the reactor chamber, wherein the at least one discharge line is provided with a device (5a, 5b, 5c, 5d) for controlling or regulating the flow rate, preferably having a valve, for adjusting the pressure within the reactor chamber, wherein a conveyance means is provided on at least one feed line for introducing a water-containing medium into the reactor chamber and wherein at least one discharge line (4) protrudes into the reactor chamber or opens directly into the reactor chamber, through which the compressed hydrogen is discharged from the reactor chamber, wherein the reactor chamber exhibits at least two areas that are separate from each other and connected in a gas-conducting manner, of which at least one area comprises the metal-containing contacting mass (2) and at least one additional area comprises at least one inert material (7, 13).

A solar thermochemical reactor includes an outer member, an inner member disposed within an outer member, wherein the outer member surrounds the inner member and wherein the outer member has an aperture for receiving solar radiation and wherein an inner cavity and an outer cavity are formed by the inner member and outer member and a reactive material capable of being magnetically stabilized wherein the reactive material is disposed in the outer cavity between the inner member and the outer member.

A solar thermochemical reactor includes an outer member, an inner member disposed within an outer member, wherein the outer member surrounds the inner member and wherein the outer member has an aperture for receiving solar radiation and wherein an inner cavity and an outer cavity are formed by the inner member and outer member and a reactive material capable of being magnetically stabilized wherein the reactive material is disposed in the outer cavity between the inner member and the outer member.

A method for creating hydrogen gas comprising; providing a first quantity of hydrogen dioxide to a preparation chamber. heating a quantity of the hydrogen dioxide within a first sealed pressurized chamber, wherein the hydrogen dioxide enters a gaseous state, directing, the gaseous hydrogen dioxide into a reaction chamber, initiating a reaction between the hydrogen dioxide and a quantity of alkali fragments within a reaction chamber to produce hydrogen and an alkali hydroxide, separating the hydrogen gas from the alkali hydroxide, and recovering the hydrogen gas.