A method for preparing a magnesium-based hydrogen storage material, includes: a Mg—Ce—Ni family amorphous alloy is prepared by a rapid cooling process; the amorphous alloy is pulverized, so as to obtain a amorphous powder; the amorphous alloy is activated, so as to obtain a MgH.sub.2—Mg.sub.2NiH.sub.4—CeH.sub.2.73 family nanocrystalline composite; the abovementioned composite is carried out a hydrogen absorption and desorption cycle, then the composite is placed in a pure Ar atmosphere for passivation, finally, the passivated composite is oxidized, so as to obtain a MgH.sub.2—Mg.sub.2NiH.sub.4—CeH.sub.2.73—CeO.sub.2 family nanocrystalline composite.

A magnesium-based bulk metallic glass composite includes a magnesium-based bulk metallic glass composite comprising a magnesium-based material and a TiZr alloy.

A pressure vessel containing a main body with at least one opening. The pressure vessel is made from a BMG material. The pressure vessel may contain an additional part such as a neck, a liner, a rib, a lattice, a fin, and a diaphragm. The pressure vessel may be free of a welded joint in entirety. The pressure vessel may contain multiple parts in the main body, each of which is free of a welded joint. The pressure vessel may be made through thermoplastic forming.

Bulk metallic glass-based gripping arrays of nano- or micro-scale grippers are described, along with the methods of fabrication and use thereof. BMG-based gripping arrays can be fabricated via facile and scalable thermoplastic forming/molding methods typically available to polymeric materials, yet they possess many of the favorable properties of metallic alloys that polymers lack, such as, for example, excellent mechanical properties and robustness towards wear and adverse surrounding conditions.

A metallic structure includes a first plurality of metal particles arranged in an amorphous structure; a second plurality of metal particles arranged in a crystalline structure having at least two grain sizes, wherein the crystalline structure is arranged to receive the amorphous structure deposited thereon; wherein the grain size is arranged in a gradient structure.

A pressure vessel containing a main body with at least one opening. The pressure vessel is made from a BMG material. The pressure vessel may contain an additional part such as a neck, a liner, a rib, a lattice, a fin, and a diaphragm. The pressure vessel may be free of a welded joint in entirety. The pressure vessel may contain multiple parts in the main body, each of which is free of a welded joint. The pressure vessel may be made through thermoplastic forming.

A metal component is disclosed. The metal component has a first dimension greater than 5 mm, and a second dimension greater than 5 mm. The metal component may include where the alloy includes titanium, aluminum, vanadium, carbon, nitrogen, and oxygen. The alloy may include zirconium, titanium, copper, nickel, and beryllium. The metal component is not die-cast, melt-spun, or forged. An ejector and a method for jetting the metal component is also disclosed.

A magnesium-based bulk metallic glass composite includes a magnesium-based bulk metallic glass composite comprising a magnesium-based material and a TiZr alloy.

A method of manufacturing a sensor comprises: providing a substrate; forming a photoresist layer on the substrate, wherein the photoresist layer comprises a hole array which comprises a plurality of holes which pass through from one side of the photoresist layer to the substrate; sputtering a metallic glass material on the photoresist layer to deposit the metallic glass material on a hole wall of each hole and a part of the substrate defined by the hole wall; removing the photoresist layer and forming a nanotube array structure of the metallic glass material, wherein the nanotube array structure comprises a plurality of nanotubes, and each nanotube has an open end opposite to the substrate; performing a surface treatment on the nanotube array structure to form a plurality of functional groups in each nanotube; and anchoring a plurality of aptamers in each nanotube by activating the plurality of functional groups.

A cost-effective method of forming a hydrophobic coating on a substrate and coated substrates are disclosed. Specifically, the method comprises applying amorphous powders of an alloy to the substrate through a cold spray process. Also provided is a novel type of hydrophobic coating made of metallic glasses or amorphous alloys. The hydrophobic coatings offer advantages such as, low cost, low maintenance, and high corrosion resistance.