Abstract: Bulk metallic glass sheets and parts fabricated from individual bulk metallic glass fibers and tows are provided. Bulk metallic glass fibers and tows are used to prepare complex weave designs having desired thickness and fiber orientation for a particular use of a BMG feedstock. Appropriately designed bulk metallic glass weaves can be thermoplastically heated to form sheets and feedstock for parts having desired wall thickness and area coverage.

Abstract: BMG parts having an uniform and consistently thick metal oxide layer. The metal oxide layer, also known as an interference layer, exhibits a consistent color and durability over the entire surface of the part. Methods and devices involved in forming the BMG parts with uniformly thick interference layers are also provided.

Abstract: Disclosed are embodiments of a temperature regulated vessel and a fluid delivery device, and methods of use thereof. The vessel can be used in an injection molding apparatus and include one or more temperature regulating lines configured to flow a fluid or liquid within the body (e.g., to heat a cold device). The fluid delivery device is mounted in the apparatus and has a collar with an opening extending therethrough to sealingly mate with the vessel. A delivery channel is provided within the collar for directing an input flow of fluid into the vessel. An exit channel can also be provided within the collar for directing an output flow of the fluid from the vessel.

Abstract: Embodiments herein relate to a heat sink having nano- and/or micro-replication directly embossed in a bulk solidifying amorphous alloy comprising a metal alloy, wherein the heat sink is configured to transfer heat out of the heat sink by natural convection by air or forced convection by air, or by fluid phase change of a fluid and/or liquid cooling by a liquid. Other embodiments relate apparatus having the heat sink. Yet other embodiments relate to methods of manufacturing the heat sink and apparatus having the heat sink.

Abstract: Disclosed is an apparatus for loading one or more alloy ingots into a molding machine. The apparatus includes a holder configured to hold a plurality of the alloy ingots and dispense one or more of the alloy ingots into a melt zone of the molding machine through an opening in a mold of the machine. The holder is moved in a perpendicular direction with respect to an axis along a center of the opening in the mold between a first position in line with the opening in the mold to dispense one or more of the alloy ingots and a second position away from the opening in the mold. The apparatus can carry ingots of amorphous alloy material so that when the machine melts and molds the material, it forms a bulk amorphous alloy containing part.

Abstract: Provided in one embodiment includes a multi-fully alloyed powder that provides a wear-resistant and corrosion-resistant coating on a substrate when applied by a thermal spraying process. The coating exhibits desirable hardness, toughness, and bonding characteristics in a highly dense coating that is suitable for a wide range of temperatures. The embodiment provides a method of forming a coating, the method comprising: providing a substrate; and disposing onto the substrate a coating, comprising: a powder-containing composition comprising an alloy, the alloy comprising a solid solution comprising nickel, and a first component comprising at least one transition metal element and at least one nonmetal element.

Abstract: Articles of bulk-solidifying amorphous alloys such as a golf club face insert with improved durability and fatigue resistance, and more specifically articles of bulk-solidifying amorphous alloys subjected to a surface treatment, such as shot-peening, which creates deformations in the exterior surface, and methods of improving the durability and fatigue resistance of bulk-solidifying amorphous alloys using a surface treatment, such as shot-peening.

Abstract: Radiation shielding structures comprising bulk-solidifying amorphous alloys and methods of making radiation shielding structures and components in near-to-net shaped forms are provided.

Abstract: Various embodiments provide apparatus and methods for melting materials and for containing the molten materials within melt zone during melting. Exemplary apparatus may include a vessel configured to receive a material for melting therein; a load induction coil positioned adjacent to the vessel to melt the material therein; and a containment induction coil positioned in line with the load induction coil. The material in the vessel can be heated by operating the load induction coil at a first RF frequency to form a molten material. The containment induction coil can be operated at a second RF frequency to contain the molten material within the load induction coil. Once the desired temperature is achieved and maintained for the molten material, operation of the containment induction coil can be stopped and the molten material can be ejected from the vessel into a mold through an ejection path.

Abstract: One embodiment provides a composition, comprising: a powder composition comprising alloy that is at least partially amorphous, the alloy comprising chromium, molybdenum, carbon, boron, and iron. One embodiment provides a method of forming a coating, comprising: providing a substrate; and disposing onto the substrate a coating, comprising: powder composition comprising an alloy that is at least partially amorphous, the alloy comprising chromium, molybdenum, carbon, boron, and iron.

Abstract: One embodiment provides an article, comprising: an inner container having a cavity, the inner container comprising a ceramic; and an outer container, the outer container comprising a susceptor; wherein at least a portion of an outer surface of the inner container is in contact with an inner surface of the outer container, and wherein the inner container is removable from the mold. Methods of melting using the present article are also provided.

Abstract: An embodiment relates to a method comprising overmolding a bulk-solidifying amorphous alloy on a preform of another material than the bulk-solidifying amorphous alloy to form a bulk-solidifying amorphous alloy overmolded preform. Another embodiment relates to an article comprising an overmolded shell comprising the bulk-solidifying amorphous alloy on a preform of another material than the bulk-solidifying amorphous alloy. The preform could be made of a crystalline or amorphous metal or alloy such as aluminum, stainless steel, copper or beryllium.

Abstract: Disclosed is an improved bulk metallic glass alloy and methods of making the alloy in which the alloy has the structure ZraNbbCucNidAle, wherein a-e represent the atomic percentage of each respective element, and wherein b/a is less than about 0.040, and c/d is less than 1.15. The bulk metallic glass alloy has improved thermal stability and an increased super cooled liquid region rendering it capable of being thermoplastically formed into a variety of shapes and sizes.

Abstract: Embodiments herein relate to forming nano- and/or micro-replication directly embossed in a bulk solidifying amorphous alloy comprising a metal alloy by superplastic forming of the bulk solidifying amorphous alloy at a temperature greater than a glass transition temperature (Tg) of the metal alloy.

Abstract: An induction shield is configured to substantially reduce emissions emitted from an induction heat source (e.g., coil) during use. The shield is positioned adjacent to a vessel (e.g., in an injection system) having a melting portion configured to receive meltable material to be melted therein and an induction heat source positioned adjacent the vessel configured to melt the meltable material received in the melting portion of the vessel. The shield may include a tube configuration configured to flow liquid therein to absorb heat emitted from the heat source. The tube configuration can comprise a single tube or multiple tubes. The shield can be positioned adjacent the induction source in a helical manner, for example, or at ends of the vessel. The shield can be used during melting of amorphous alloy and for forming a part.

Abstract: A method to form an enclosure or assembly which is fitted together and joined via a thermoplastic forming operation in order to seal the enclosure and hinder attempts to tamper with the contents.

Abstract: Disclosed are embodiments of a temperature regulated vessel and a fluid delivery device, and methods of use thereof. The vessel can be used in an injection molding apparatus and include one or more temperature regulating lines configured to flow a fluid or liquid within the body (e.g., to heat a cold device). The fluid delivery device is mounted in the apparatus and has a collar with an opening extending therethrough to sealingly mate with the vessel. A delivery channel is provided within the collar for directing an input flow of fluid into the vessel. An exit channel can also be provided within the collar for directing an output flow of the fluid from the vessel.

Abstract: Disclosed are embodiments of a vessel configured to contain a secondary magnetic induction field therein for melting materials, and methods of use thereof. The vessel can be used in an injection molding apparatus having an induction coil positioned adjacent to the vessel. The vessel can have a tubular body configured to substantially surround and receive a plunger tip. Longitudinal slots or gaps extend through the thickness of the body to allow and/or direct eddy currents into the vessel during application of an RF induction field from the coil. The body also includes temperature regulating lines configured to flow a liquid within. The temperature regulating lines can be provided to run longitudinally within the wall(s) of the body between its inner bore and outer surface(s). A flange may be provided at one end of the body to secure the body within an injection molding apparatus.

Abstract: One embodiment provides a composition, the composition comprising: an alloy that is at least partially amorphous and is represented by a chemical formula: (Zr, Ti)aMbNcSnd, wherein: M is at least one transition metal element; N is Al, Be, or both; a, b, c, and d each independently represents an atomic percentage; and a is from about 30 to 70, b is from about 25 to 60, c is from about 5 to 30, and d is from about 0.1 to 5.

Abstract: Various embodiments provide an apparatus and methods for containing the molten materials within a melt zone during melting. The apparatus may include a vessel configured to receive a material for melting therein and an induction coil with unevenly spaced turns along its length. Induction coil can have a series of turns acting as a first (e.g., load) induction coil and a series of turns acting as a second (e.g., containment) induction coil. The material in the vessel can be heated and contained by the separated turns of the induction coil. A plunger can also assist in containing material during melting. Once the desired temperature is achieved and maintained for the molten material, operation of the induction coil can be stopped and the molten material can be ejected from the vessel into a mold using the plunger.