The present invention relates to a method of reducing a metal oxide comprising the steps of preparing a mixture by mixing a metal oxide and a metal hydride (step 1) and reducing the mixture by heat treatment (step 2) and a method of producing a photocatalyst using the same, and The method of reducing a metal oxide of the present invention can easily reduce such metal oxides as TiO.sub.2, ZrO.sub.2, V.sub.2O.sub.3, and Fe.sub.2O.sub.3.

The present disclosure relates to a method for producing a porous metal oxide powder, and more particularly, to a method for producing a porous metal oxide powder including obtaining metal oxide precipitate slurry from an aqueous metal salt solution dissolving a water-soluble metal salt in water; solvent exchanging the water by mixing a butanol solvent and the metal oxide precipitate slurry; and drying the solvent exchanged metal oxide under atmospheric pressure conditions.

The present invention relates to nanocrystalline cellulose, an efficient way of its preparation and to uses of such nanocrystalline cellulose. The present invention also relates to porous metal oxides having a chiral nematic structure which are prepared using nanocrystalline cellulose.

The present invention relates to nanocrystalline cellulose, an efficient way of its preparation and to uses of such nanocrystalline cellulose. The present invention also relates to porous metal oxides having a chiral nematic structure which are prepared using nanocrystalline cellulose.

Briefly, embodiments of systems and/or methods for synthesis of zinc oxide are described, including a chamber enclosure, a wafer substrate holder, a fluid handling system, and sequences for implementation.

Briefly, embodiments of systems and/or methods for synthesis of zinc oxide are described, including a chamber enclosure, a wafer substrate holder, a fluid handling system, and sequences for implementation.

Briefly, embodiments of systems and/or methods for synthesis of zinc oxide are described, including a chamber enclosure, a wafer substrate holder, a fluid handling system, and sequences for implementation.

Briefly, embodiments of systems and/or methods for synthesis of zinc oxide are described, including a chamber enclosure, a wafer substrate holder, a fluid handling system, and sequences for implementation.

Briefly, embodiments of systems and/or methods for synthesis of zinc oxide are described, including a chamber enclosure, a wafer substrate holder, a fluid handling system, and sequences for implementation.

Briefly, embodiments of systems and/or methods for synthesis of zinc oxide are described, including a chamber enclosure, a wafer substrate holder, a fluid handling system, and sequences for implementation.