Abstract: Provided is a method for manufacturing a sintered component, which can suppress occurrence of edge chipping when a through-hole is formed in a powder-compact green body and also has a good productivity. The method for manufacturing a sintered component includes a molding step of press-molding a raw material powder containing a metal powder and thus fabricating a powder-compact green body; a drilling step of forming a hole in the powder-compact green body using a drill; a sintering step of sintering the powder-compact green body after drilling, wherein the drill used for drilling has a circular-arc shaped cutting edge on a point portion thereof.

Abstract: Devices, systems, and methods for liquefied natural gas production facilities are disclosed herein. A liquefied natural gas (LNG) production facility includes a liquefaction unit and a gas turbine. The liquefaction unit condenses natural gas vapor into liquefied natural gas. Fuel to the gas turbine contains at least about 90% hydrogen by volume.

Abstract: A bimetallic catalyst composition containing a mesh substrate having supported thereon an alumina washcoat on which are impregnated bimetallic particles of rhodium and ruthenium in specified amounts. A process for the catalytic partial oxidation of a hydrocarbon, such as methane or natural gas, involving contacting the hydrocarbon with an oxidant in the presence of the aforementioned bimetallic catalyst under reaction conditions sufficient to produce synthesis gas, that is, to a mixture of hydrogen and carbon monoxide.

Abstract: A high-temperature superconducting filament and cable, and a method for manufacturing same. The substrate used to grow the superconducting layer is removed, and the exfoliated superconducting layer is coated with a protective layer, and then sliced into narrow strips. The strips are thereafter encapsulated with a conductive metal to provide a high-temperature superconducting filament. The filaments may be bundled together to provide a high-temperature superconducting cable.

Abstract: Embodiments of the present disclosure provide a sintering device and a sintering method thereof. The sintering device includes: a housing, defining a chamber; and at least one first heating mechanism and at least one second heating mechanism, disposed in the chamber, wherein the at least one first heating mechanism and the at least one second heating mechanism provide different heating temperatures for a workpiece to be processed.

Abstract: A method of manufacturing a Ni alloy part includes a solution treatment step of solution treating a sintered compact, which is obtained by sintering and molding a precipitation hardening Ni alloy powder by metal injection molding, by allowing the sintered compact to hold at a temperature of not lower than 1050° C. but not higher than 1250° C. for one hour to five hours, followed by rapidly cooling to room temperature, where the precipitation hardening Ni alloy powder, and an aging treatment step of aging-treating the solution-treated sintered compact by allowing the solution-treated sintered compact to hold at the temperature of not lower than 600° C. but not higher than 800° C., followed by cooling to room temperature.

Abstract: An oxide superconducting wire includes a superconducting layer deposited on a substrate. The superconducting layer includes an oxide superconductor RE-Ba—Cu—O and artificial pinning centers ABO3, where RE is a rare earth element, A is Ba, Sr or Ca, and B is Hf, Zr, or Sn. In a TEM image of a cross-section of the superconducting layer, a standard deviation ? of an inclination angle of the artificial pinning center rods with respect to a cross-sectional direction of the superconducting layer is 6.13° to 11.73° and an average length of the artificial pinning center rods is 19.84 to 25.44 nm.

Abstract: A method for producing an at least two-part structure, such as a semifinished product for a superconducting wire is provided. A first structure and a second structure are separately produced, and the first structure and the second structure are then inserted one into the other. The first structure and the second structure are respectively produced in layers by selective laser melting or selective electron beam melting of a powder. The method produces two-part structures for semifinished products of superconducting wires.

Abstract: A superconducting memory cell includes a magnetic Josephson junction (MJJ) with a ferromagnetic material, having at least two switchable states of magnetization. The binary state of the MJJ manifests itself as a pulse appearing, or not appearing, on the output. A superconducting memory includes an array of memory cells. Each memory cell includes a comparator with at least one MJJ. Selected X and Y-directional write lines in their combination are capable of switching the magnetization of the MJJ. A superconducting device includes a first and a second junction in a stacked configuration. The first junction has an insulating layer barrier, and the second junction has an insulating layer sandwiched in-between two ferromagnetic layers as barrier. An electrical signal inputted across the first junction is amplified across the second junction.

Abstract: A superconducting wire includes a multilayer stack and a covering layer (stabilizing layer or protective layer). The multilayer stack includes a substrate having a main surface and a superconducting material layer formed on the main surface. The covering layer (stabilizing layer or protective layer) is disposed on at least the superconducting material layer. A front surface portion of the covering layer (stabilizing layer or protective layer) located on the superconducting material layer (front surface portion of the stabilizing layer or upper surface of the protective layer) has a concave shape.

Abstract: A superconducting wire rod according to an aspect of the present disclosure is a superconducting wire rod having a flat cross-sectional shape which is characterized in that a voltage is generated with a lower current density or a higher voltage is generated with the same current density in a region on at least one end side in a wire rod width direction as compared with a region other than the region on the at least one end side.

Abstract: The present invention provides a rare earth thin film magnet having Nd, Fe, and B as essential components, wherein the rare earth thin film magnet has a texture in which an ?-Fe phase and a Nd2Fe14B phase are alternately arranged three-dimensionally, and each phase has an average crystal grain size of 10 to 30 nm. An object of this invention is to provide a rare earth thin film magnet having superior mass productivity and reproducibility and favorable magnetic properties, as well as to provide the production method thereof and a target for producing the thin film.

Abstract: A steel processing line includes a dip tub and a stab roll. The dip tub is filled with a quantity of molten metal. At least a portion of the stab roll is submerged in the quantity of molten metal. The stab roll includes two journals. Each journal is received by an opening defined by a roller sleeve including a ceramic or refractory material. The roller sleeve is disposed between each journal and a bearing block. An inner dimension of each roller sleeve and an outer dimension of each respective journal defines a clearance. The inner dimension of each roller sleeve and the outer dimension of each respective journal is configured such that the clearance persists as the stab roll and the pair of roller sleeves are heated by the molten metal. Alternatively, inserts are fastened to an outer surface of each journal in lieu of the roller sleeves.

Abstract: An optimized Gamma-prime (??) strengthened austenitic transformation induced plasticity (TRIP) steel comprises a composition designed and processed such that the optimized ?? strengthened austenitic TRIP steel meets property objectives comprising a yield strength of 896 MPa (130 ksi), and an austenite stability designed to have Ms?(sh)=?40° C., wherein Ms?(sh) is a temperature for shear, and wherein the property objectives are design specifications of the optimized ?? strengthened austenitic TRIP steel. The optimized ?? strengthened austenitic TRIP steel is Blastalloy TRIP 130.

Abstract: A method of fabricating second-generation high-temperature superconducting wires of a predetermined width involves the following stages: (A) fabrication of an HTS intermediate product for the production of HTS wires by sequential deposition of buffer layers, an HTS layer and a protective layer on the substrate tape; (B) slitting of the intermediate product of stage (A) in the longitudinal direction into HTS wires of a predetermined width. Each wire comprises at least one edge formed during slitting, with delaminated fragments adjoining said edge; (C) removing the delaminated fragments of the HTS wire obtained at stage (B); (D) applying an additional protective layer onto the wire of stage (C). The method makes it possible to retain the current carrying properties of an HTS wire after mechanical treatment, such as slitting, and to ensure predictability and stability of such properties.

Abstract: A hot rolled light-gauge martensitic steel sheet made by the steps comprising: (a) preparing a molten steel melt comprising: (i) by weight, between 0.20% and 0.35% carbon, less than 1.0% chromium, between 0.7% and 2.0% manganese, between 0.10% and 0.50% silicon, between 0.1% and 1.0% copper, less than 0.05% niobium, less than 0.5% molybdenum, and silicon killed containing less than 0.01% aluminum, and (ii) the remainder iron and impurities resulting from melting; (b) solidifying at a heat flux greater than 10.0 MW/m2 and cooling the molten melt into a steel sheet less than 2.0 mm in thickness in a non-oxidizing atmosphere to below 1080° C. and above Ar3 temperature at a cooling rate greater than 15° C./s; and (c) hot rolling the steel sheet to between 15% and 50% reduction and rapidly cooling.

Abstract: A superconducting wire according to the present disclosure includes: a base material; a superconductor layer formed on each of the respective surfaces of the base material; and a conductive protection layer formed on each of the surfaces of the respective superconductor layers. The thickness of each of the conductive protection layers is 5% or less of the skin depth when a high-frequency current flows through the superconducting wire. The material for forming the conductive protection layer may be, for example, silver.

Abstract: Provided is a hot-rolled coated steel sheet having a yield point elongation of less than 4% and a manufacturing method for the same. The hot-rolled steel sheet comprises, by weight, 0.03 to 0.06% of carbon (C), 0.5 to 1.5% of manganese (Mn), 0.01 to 0.25% of silicon (Si), 0.01 to 0.05% of aluminum (Al), 0.001 to 0.02% of phosphorus (P), 0.006% or less of sulfur (S), 0.0001 to 0.02% of titanium (Ti), 0.0001 to 0.03% of niobium (Nb), 0.001 to 0.005% of nitrogen (N), and a balance of iron (Fe) and inevitable impurities, wherein the Ti, Al and N satisfy the following relationship 1, and the Nb, C and N satisfy the following relationship 2: 0.03?(wt % Ti)×(wt % Al)×(wt % N)×106?0.20 (1), and 22?(mol % Nb)/{(mol % C)×(mol % N)}?1826 (2).

Abstract: An oxygen solid solution titanium sintered compact includes a matrix made of a titanium component having an ?-phase, oxygen atoms dissolved as a solute of solid solution in a crystal lattice of the titanium component, and metal atoms dissolved as a solute of solid solution in the crystal lattice of the titanium component.

Abstract: A method for electromagnetic and real-time measurement of a percentage of austenite contained in a steel strip in continuous motion during in-line manufacture or transformation thereof, by a device including the steel strip and a measuring device including at least: an alternating-current generator; a first coil supplied by the alternating-current generator, called a transmitting coil, and a second coil, called a receiving coil, the first and second coils being arranged parallel to each other or coaxial and on both sides of the steel strip, a distance between the coils being fixed and between 10 and 200 mm; a core of ferromagnetic material being a center of each coil, respectively; and at least one voltage-measuring device connected to terminals of the receiving coil, being a multimeter or an electronic acquisition system having an analog-digital converter coupled to a computer, to obtain the percentage of austenite contained in the steel strip.