Abstract: A method produces tantalum powder. The method includes: (1) uniformly mixing a tantalum powder raw material, metal magnesium and at least one alkali metal and/or alkaline earth metal halide, loading the mixture into a container, and putting the container in a furnace; (2) raising the temperature of the furnace to 600-1200° C. in the presence of inert gas, and soaking; (3) at the end of soaking, lowering the temperature of the furnace to 600-800° C., vacuumizing the interior of the furnace to 10 Pa or less, soaking under the negative pressure so that the excessive metal is separated; (4) thereafter, raising the temperature of the furnace to 750-1200° C. in the presence of inert gas, and soaking so that the tantalum powder is sintered in the molten salt after oxygen reduction; (5) then cooling to room temperature and passivating to obtain a mixed material containing halide and tantalum powder; and (6) separating the tantalum powder from the resulting mixture.

Abstract: Disclosed is a reusable actuator for use with a drug container including a stopper comprising a container having a closed end, an open end, and a sidewall extending therebetween in a longitudinal direction, an electrode disposed inside the container for use in generating a gas, an actuating element disposed at and closing the open end of the container, the actuating element and the container defining an actuator interior, wherein the actuating element is movable relative to the container in the longitudinal direction by a gas pressure of the gas in the actuator interior, such that the actuating element applies a force to the stopper to cause a drug delivery from the drug container, and a retracting mechanism for use in removing the gas to assist the actuating element's retraction for reuse.

Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly, a driving assembly and a stopping assembly. The fixed assembly has a main axis. The movable assembly is configured to connect an optical element, and the movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The stopping assembly is configured to limit the movement of the movable assembly relative to the fixed assembly within a range of motion.

Abstract: A low-carbon, high-purity tantalum pentoxide powder has a carbon content of no greater than 15 ppm. A preparation method for the powder includes: (1) adding a fluotantalic acid (H2TaF7) solution into a reaction kettle, controlling the temperature of the reaction kettle at 30-60° C., adding a precipitator until the pH of the reaction solution is 8-10, then stopping introducing ammonia, and aging to obtain a tantalum hydroxide slurry; (2) filtering and washing the slurry obtained in step (1), and then carrying out solid-liquid separation to obtain a tantalum hydroxide filter cake; (3) drying the filter cake obtained in step (2) to obtain white tantalum hydroxide powder; (4) calcining the tantalum hydroxide powder obtained in step (3), crushing and screening the calcined sample to obtain tantalum pentoxide powder; and (5) subjecting the tantalum pentoxide powder obtained in step (4) to heat treatment at a temperature of 1000-1500° C. to obtain the powder.

Abstract: Disclosed is a diamine compound represented by Formula (1), in which R1, R2, R3, R4, R5, X1, X2, X3, X4, m, n, a, b, c, and d are as defined herein. Also disclosed are a method for manufacturing the diamine compound, a composition including the diamine compound having a (chain alkoxy-methylene) phenyl group or a (hydroxyl-methylene) phenyl group, and a polymer including the (chain alkoxy-methylene) phenyl group or the (hydroxyl-methylene) phenyl group.

Abstract: A medical product includes a bladder, a filtration device, and a sterile product concentrate. The bladder has a perimeter seal and defining a sterile chamber. The filtration device includes a stem and a filter membrane disposed in line with the stem. The stem extends through the perimeter seal and has an inlet end accessible from outside of the perimeter seal and an outlet end in fluid communication with the sterile chamber. The filter membrane can have a nominal pore size in a range of approximately 0.1 ?m to approximately 0.5 ?m, wherein the filter membrane is shaped as a hollow fiber with a wall and pores residing in the wall of the fiber. The sterile product concentrate is disposed in the sterile chamber and adapted to be reconstituted by the introduction of a pharmaceutical fluid into the chamber through the filtration device.

Abstract: A lighting keyboard includes a backlight module and at least one keyswitch. The backlight module includes a lighting substrate and a protruding structure. The lighting substrate includes two non-intersecting traces and a light emitting unit. The light emitting unit is connected between the two non-intersecting traces. A position of the protruding structure corresponds to a position of the light emitting unit and the protruding structure is located between the two non-intersecting traces. The at least one keyswitch is disposed on the backlight module.

Abstract: An electrode structure of rechargeable battery includes a battery tab stack, an electrode lead, a welding protective layer and a welding seam. The battery tab stack is formed by extension of a plurality of electrode sheets. The electrode lead is joined to one side of the battery tab stack. The welding protective layer is joined to another side of the battery tab stack opposite to the electrode lead. The welding seam extends from the welding protective layer to the electrode lead through the battery tab stack.

Abstract: A method of manufacturing a semiconductor device is provided. The method includes: providing a substrate; forming a metallization layer on the substrate; forming a first sacrificial layer and a second sacrificial layer; forming a first mask layer and a second mask layer, wherein the first mask layer covers the first sacrificial layer, the second mask layer covers the second sacrificial layer; forming a first width controlling element on a lateral surface of the first mask layer and a second width controlling element on a lateral surface of the second mask layer; removing the first mask layer and the second mask layer; and patterning the metallization layer to form a first word line between the first sacrificial layer and the second sacrificial layer, wherein a dimension of the first word line depends on a dimension of the first width controlling element.

Abstract: A method of manufacturing a semiconductor device is provided. The method includes: providing a substrate; forming a metallization layer on the substrate; forming a first sacrificial layer and a second sacrificial layer; forming a first mask layer and a second mask layer, wherein the first mask layer covers the first sacrificial layer, the second mask layer covers the second sacrificial layer; forming a first width controlling element on a lateral surface of the first mask layer and a second width controlling element on a lateral surface of the second mask layer; removing the first mask layer and the second mask layer; and patterning the metallization layer to form a first word line between the first sacrificial layer and the second sacrificial layer, wherein a dimension of the first word line depends on a dimension of the first width controlling element.

Abstract: The present application disclosures a double production line and a rapid prefabrication process of a segmental beam. The double production line including two production machine and a track system provided on the construction ground; the production machine includes a fixed end mold, two side molds, a bottom mold trolley, a middle internal mold trolley and two side internal mold trolley; two side molds are positioned on two sides of the fixed end mold respectively, the fixed end mold and two side molds together define a pouring position with an end opening, two openings of the pouring position are arranged facing each other; the track system includes a transverse track and a longitudinal track communicated with each other, two pouring positions are both positioned in the extension path of the transverse track, and the longitudinal track is positioned between two pouring positions.

Abstract: A method for fabricating a semiconductor device having a substantially undoped channel region includes forming a plurality of fins extending from a substrate. In various embodiments, each of the plurality of fins includes a portion of a substrate, a portion of a first epitaxial layer on the portion of the substrate, and a portion of a second epitaxial layer on the portion of the first epitaxial layer. The portion of the first epitaxial layer of each of the plurality of fins is oxidized, and a liner layer is formed over each of the plurality of fins. Recessed isolation regions are then formed adjacent to the liner layer. The liner layer may then be etched to expose a residual material portion (e.g., Ge residue) adjacent to a bottom surface of the portion of the second epitaxial layer of each of the plurality of fins, and the residual material portion is removed.

Abstract: A method for making iridium oxide nanoparticles includes dissolving an iridium salt to obtain a salt-containing solution, mixing a complexing agent with the salt-containing solution to obtain a blend solution, and adding an oxidating agent to the blend solution to obtain a product mixture. A molar ratio of a complexing compound of the complexing agent to the iridium salt is controlled in a predetermined range so as to permit the product mixture to include iridium oxide nanoparticles.

Abstract: Some implementations described herein provide techniques and apparatuses for a stacked semiconductor die package. The stacked semiconductor die package may include an upper semiconductor die package above a lower semiconductor die package. The stacked semiconductor die package includes one or more rows of pad structures located within a footprint of a semiconductor die of the lower semiconductor die package. The one or more rows of pad structures may be used to mount the upper semiconductor die package above the lower semiconductor die package. Relative to another stacked semiconductor die package including a row of dummy connection structures adjacent to the semiconductor die that may be used to mount the upper semiconductor die package, a size of the stacked semiconductor die package may be reduced.

Abstract: Provided are a bispecific antibody and use thereof. The recombinant antibody includes: a CDR Sequence selected from at least one of CD3 antibody variable region CDR sequences: SEQ ID NO: 1 to SEQ ID NO: 6, and B7H6 antibody variable region CDR sequences: SEQ ID NO: 7 to SEQ ID NO: 12; or an amino acid sequence having at least 95% identity thereto. The recombinant antibodies prepared according to the present application can simultaneously target CD3 and B7H6 antigens, and they have a. significantly prolonged half-life, exhibiting a stronger tumor-inhibiting ability than single-target antibodies.

Abstract: A semiconductor device and methods of forming the same are disclosed. The semiconductor device includes a substrate, first and second source/drain (S/D) regions, a channel between the first and second S/D regions, a gate engaging the channel, and a contact feature connecting to the first S/D region. The contact feature includes first and second contact layers. The first contact layer has a conformal cross-sectional profile and is in contact with the first S/D region on at least two sides thereof. In embodiments, the first contact layer is in direct contact with three or four sides of the first S/D region so as to increase the contact area. The first contact layer includes one of a semiconductor-metal alloy, an III-V semiconductor, and germanium.

Abstract: A container feeding device includes a casing and first and second latch members. The casing defines a lower retaining space for receiving a plurality of containers that are stacked on one another. The first latch member is operable to enter the lower retaining space for supporting a bottommost container, or leave the lower retaining space to release the bottommost container. The second latch member enters the lower retaining space to support a second bottommost container when the bottommost container is released by the first latch member.

Abstract: A transport mechanism of a server rack including a carrier plate, a server rack disposed and fixed onto a top surface of the carrier plate, and multiple supporting assemblies respectively stacked onto a bottom surface of the carrier plate is provided. Each of the supporting assemblies has at least one cushion member. The cushion member has at least one hollow portion, and an opening of the hollow portion is exposed to an environment. The stiffness of the cushion member is smaller than the stiffness of the carrier plate. A pallet structure is also provided.