A carbon negative clean fuel production system includes: a main platform; a heat collection device for capturing heat from a hydrothermal emissions from a hydrothermal vent on a floor of an ocean; a heat-driven electric generator; a heat distribution system including a heat absorbing material and a heat transporting pipe; anchor platforms tethered to the main platform; a mineral separator; a seawater filtration unit; a water splitting device; a sand refinery machine; a carbon removal system; and a chemical production system for producing hydrides, halides and silane. Also disclosed is a method for carbon negative clean fuel production, including: capturing heat; producing electric energy; separating minerals; filtering seawater; splitting water; refining sand; removing carbon dioxide; and producing hydrides, halides, and silane.

This disclosure relates to novel metal hydrides, processes for their preparation, and their use in hydrogen storage applications.

This disclosure relates to novel metal hydrides, processes for their preparation, and their use in hydrogen storage applications.

A method of synthesizing TiO.sub.2/Co.sub.3O.sub.4 core-shell photocatalysts is provided. The method includes preparing SiO.sub.2 hollow nanospheres via sol-gel synthesis in the presence of a triblock copolymer surfactant and a cationic surfactant; adding titanium sec-butoxide to a solution containing the SiO.sub.2 hollow nanospheres to provide a first combined sample; calcinating the first combined sample to provide hollow mesoporous TiO.sub.2 nanospheres; adding cobalt nitrate to a solution comprising the hollow mesoporous TiO.sub.2 nanospheres to provide a second combined sample; and calcinating the second combined sample to provide TiO.sub.2/Co.sub.3O.sub.4 core-shell photocatalysts. Methods of producing hydrogen by water-splitting using TiO.sub.2/Co.sub.3O.sub.4 core-shell photocatalysts are also provided. Such methods include photodepositing platinum onto the photocatalysts during the reaction.

Provided is a method for producing magnesium hydride, the method including a plasma treatment step of exposing a raw material mixture of at least one magnesium-based raw material selected from the group consisting of magnesium, magnesium hydroxide, and magnesium oxide and magnesium hydride to hydrogen plasma.

This disclosure relates to novel metal hydrides, processes for their preparation, and their use in hydrogen storage applications.

This disclosure relates to novel metal hydrides, processes for their preparation, and their use in hydrogen storage applications.

A two-dimensional hydrogen boride-containing sheet of the present invention has a two-dimensional network that consists of (HB).sub.n (n4).

A two-dimensional hydrogen boride-containing sheet of the present invention has a two-dimensional network that consists of (HB).sub.n (n4).

The invention relates to powdery, highly reactive alkali and alkaline earth hydride compounds, and to mixtures with elements of the third main group of the periodic table of elements (PTE) and to the preparation thereof by reacting alkali or alkaline earth metals in the presence of finely dispersed metals or compounds of the third main group of the PTE, wherein the latter have one or more hydride ligands or said hydride ligands are converted in situ, under the prevailing reaction conditions, i.e., in the presence of hydrogen gas or another H source, into hydride species, and to the use thereof for the preparation of complex hydrides and organometallic compounds.