Abstract: Provided is a magnetoresistive random access memory (MRAM) device including: a cell region on a substrate; a core peripheral region on the substrate and adjacent from the cell region in a horizontal direction; a first interlayer insulating layer in the cell region and the core peripheral region; a second interlayer insulating layer on the first interlayer insulating layer; a first interconnection line in the first interlayer insulating layer, wherein the first interconnection line is in the cell region and the core peripheral region; a second interconnection line in the second interlayer insulating layer, wherein the second interconnection line is in the core peripheral region and is connected to the first interconnection line; a lower electrode contact on the first interconnection line in the cell region; and a magnetic tunnel junction structure on the lower electrode contact, wherein the lower electrode contact and the second interconnection line overlap each other in a horizontal direction.

Abstract: An integral motor pump (IMP) or integral motor turbine (IMT) includes an axial field permanent magnet synchronous motor (PMSM) having a stator that is sealed by a disk-shaped non-conducting stator cover axially interposed between the stator and PMSM impeller, such that eddy currents are not generated in the stator cover by the rotating permanent magnets of the impeller. The stator cover can be annular, and can be fixed directly to the stator housing, or pressed against the stator housing by brackets. The seal can be formed by an adhesive, and/or by at least one gasket. Either the stator cover or the brackets can include flanges extending axially proximate the stator housing, and attached to the stator housing by any combination of an interference fit, an adhesive, set screws, or a protrusion extending into an indentation. In embodiments, the bracket flanges are welded to the stator housing.

Abstract: A radar module according to an embodiment includes a substrate; a communication device disposed on the substrate; and an antenna unit disposed on the substrate and connected to the communication device, wherein an upper surface of the communication device includes a first edge portion extending in a first direction and a second edge portion extending in a second direction perpendicular to the first direction, and wherein the antenna unit is disposed on the substrate to extend in a third direction between the first direction and the second direction.

Abstract: A golf club includes a head, a shaft, and a grip. The head has a center-of-gravity depth of greater than or equal to 23.5 mm. The head has a center-of-gravity distance of less than or equal to 39 mm. The shaft has a forward flex of greater than or equal to 110 mm. When f1 denotes the forward flex of the shaft and f2 denotes a backward flex of the shaft, f2/f1 may be greater than or equal to 0.8 and less than or equal to 0.9. The head may have a volume of greater than or equal to 380 cc. The shaft may have a weight of less than or equal to 50 g.

Abstract: A display substrate and a display device are provided. In the display substrate, an orthographic projection of the first anode on the base substrate is overlapped with orthographic projections of X signal lines, an orthographic projection of the third anode on the base substrate is overlapped with orthographic projections of Y signal lines, and X is greater than Y, the first anode includes a first part, a second part, and a third part which are sequentially arranged in the first direction, the first part and the third part are located at two sides of the second part, the second part is closer to the base substrate than the first part and the third part, and the first part is overlapped with one signal line group, and the third part is overlapped with another one signal line group.

Abstract: The present application relates to a respiratory syncytial virus subtype B (RSV-B) recombinant F protein, a polynucleotide encoding the RSV-B recombinant F protein, a nucleic acid construct comprising the polynucleotide, an expression vector comprising the nucleic acid construct, a host cell into which the polynucleotide, the nucleic acid construct, or the expression vector is transformed or transfected, a stabilized trimer formed from the RSV-B recombinant F protein, an immunogenic composition comprising any of the foregoing, and use of any of the forgoing in the preparation of a vaccine for the prevention and/or treatment of respiratory syncytial virus infections. The RSV-B recombinant F protein comprises at least one epitope specific to the pre-fusion F protein, and can form a stable, pre-fusion conformation of F protein trimer. Furthermore, the RSV-B recombinant F protein can be expressed stably in a uniform form and with a significantly increased yield.

Abstract: The present disclosure provides a pellicle frame and a pellicle including the pellicle frame. The pellicle frame includes a frame base material made of Ti or Ti alloy and a metal layer laminated on a surface of the frame base material.

Abstract: A method for producing a prepolymer solution according to one embodiment of the present disclosure, the method continuously producing a prepolymer solution wherein a prepolymer, which is a precursor of a thermosetting resin, is dissolved in a solvent, comprises a step in which a first starting material, a second starting material that reacts with the first starting material so as to form the prepolymer, and the solvent are mixed with each other.

Abstract: The present disclosure provides a method and an apparatus for measurement indication, a storage medium, and a communication apparatus. The method for measurement indication is performed by a user device UE and includes: acquiring RRM requirement enhancement indication information sent by a network side device, where the RRM requirement enhancement indication information is configured to indicate an enhanced RRM requirement required to be met in a process that the UE performs RRM measurement.

Abstract: A method for autonomous enriching reference information, including (a) obtaining a current group of trusted reference images of non-anomalous instances of an item: (b) calculating reference pixel-wise distribution information: (c) obtaining multiple sets of item instance pixels from current acquired images of instances of the item, each set originated from an image of an instance of the item and comprises multiple item instance pixels: (d) determining item features of the item for each set, based on the multiple item pixels of the set and by a non-item specific neural network: (e) determining a pixel score for item pixels of the multiple item pixels: (f) calculating a distance between the pixel score and the reference pixel-wise distribution information; and (g) selecting at least one current acquired image to add to the trusted reference images, based on at least one distance of at least one pixel per current acquired image.

Abstract: The present disclosure relates to a method for preparing carboxyalkylated polysaccharides and a method for preparing a biodegradable super absorbent polymer using the same. More specifically, it relates to a method for preparing carboxyalkylated polysaccharides with high substitution efficiency by performing the carboxyalkylation reaction under high torque induced by gelatinization while using a specific content of water. In addition, it relates to a method for preparing a biodegradable super absorbent polymer capable of producing a super absorbent polymer with high water retention capacity by self-crosslinking the carboxyalkylated polysaccharide prepared therefrom.

Abstract: The invention provides an Auricularia auricula polysaccharide, its application and preparation method thereof, which belong to the technical field of improving polysaccharide. After being degreased, the Auricularia auricula is subjected to preliminary enzymolysis under the effect of helicase, is further subjected to deep enzymolysis under the effect of complex enzyme through synergetic ultrasound-assisted degradation and extraction with H2O2, and is subjected to mixed fermentation by Lactobacillus bulgaricus, Streptococcus thermophilus and Bifidobacterium longum, the obtained fermented Auricularia auricula polysaccharide is subjected to a phosphorylation reaction under the effect of a phosphorylation reagent, and after further deproteinization and decolorization, the obtained fermented Auricularia auricula polysaccharide is chelated with zinc salt to obtain a polysaccharide-zinc compound, and the amount of the extracted Auricularia auricula polysaccharide is improved.

Abstract: The present invention relates to an impact copolymer polypropylene composition comprising a polymer matrix which is selected from propylene homopolymer, propylene copolymer, and a mixture thereof; and an ethylene-propylene rubber phase dispersed in the polymer matrix, wherein the ethylene-propylene rubber phase is in an amount ranging from 4-10 wt % of the impact copolymer polypropylene composition and an amount of ethylene in the ethylene-propylene rubber phase is in a range of 35-45 mol % and a ratio of an intrinsic viscosity of the ethylene-propylene rubber phase to an intrinsic viscosity of the polymer matrix is in a range of 0.8-1.1. The composition according to the present invention is suitable for molding articles, such as containers or packaging which can be subjected to sterilization while still maintaining clarity and high impact strength.

Abstract: An optical waveguide coupler includes a substrate, a high-refractive-index waveguide, and a low-refractive-index waveguide. The high-refractive-index waveguide is formed on the substrate and includes a first waveguiding segment and a second waveguiding segment that are sequentially connected to each other and extend along a first direction. Along the first direction, the thickness of the second waveguiding segment gradually decreases. The low-refractive-index waveguide is formed on the substrate and covers the high-refractive-index waveguide. The refractive index of the low-refractive-index waveguide is greater than the refractive index of an isolation layer of the substrate and less than the refractive index of the high-refractive-index waveguide, and the low-refractive-index waveguide is configured to transmit a light beam from an optical fiber to the high-refractive-index waveguide. The dimension of the second waveguiding segment along a second direction is greater than a preset value.

Abstract: An optical fiber cable includes: a core including an optical fiber; a first protective layer covering the core; and a second protective layer covering the first protective layer. An outer circumferential surface of the first protective layer has: one or more integrated regions fixed to or in pressure contact with the second protective layer; and one or more non-integrated regions neither fixed to nor in pressure contact with the second protective layer.

Abstract: Provided is an in-coupling meta-grating and an out-coupling meta-grating, and the in-coupling meta-grating. The in-coupling meta-grating includes a plurality of in-coupling grating units, and the plurality of in-coupling grating units are arranged in a period; the in-coupling grating 5 units are configured to modulate a variety of incident target beams, and the variety of incident target beams are outgoing at corresponding target diffraction orders with the same outgoing angle; the variety of target beams have different wavelengths, and the target diffraction orders are the diffraction orders of the outgoing target beams modulated by the in-coupling meta-grating.

Abstract: Disclosed embodiments relate to a thermal optical phase shifter and a method for adjusting speed and efficiency of intensity modulation using the thermal optical phase shifters. The thermal optical phase shifters comprise a substrate defining at least one trench within a portion of the substrate and a Buried Oxide (BOX) layer formed above the substrate. The BOX layer is disposed along a length of the substrate. The thermal optical phase shifter comprises a waveguide disposed over the BOX layer to guide an input signal, and the substrate extends partially outwards on opposite sides of the waveguide. The method comprises receiving the input signal by the thermal optical phase shifter, adjusting a voltage applied to a heater of the thermal optical phase shifter and transmitting an output signal from the thermal optical phase shifter.

Abstract: A spatial light modulator includes an upper reflective layer on which light is incident, a lower reflective layer below the upper reflective layer, and a cavity layer between the upper reflective layer and the lower reflective layer, the cavity layer having a refractive index configured to change based on an electrical signal, where the cavity layer includes a first material layer having a first refractive index, and at least one second material layer having a second refractive index that is less than the first refractive index.

Abstract: A refrigeration cycle apparatus includes: a first circuit that circulates a first refrigerant; a second circuit that circulates a carbon dioxide refrigerant and refrigerating machine oil; a cascade heat exchanger that heats the carbon dioxide refrigerant with the first refrigerant; and a control unit with processing circuitry. The second circuit includes: a second compressor; a container that is provided on the suction side of the second compressor and that stores the carbon dioxide refrigerant and the refrigerator oil; a suction pipe that connects the suction side of the second compressor to the container; an oil return passage for returning the refrigerating machine oil from a lower portion of the container to the suction pipe; and a valve in the oil return passage. The control unit performs startup control to open the oil return valve after starting the circulation of the first refrigerant in the first circuit.

Abstract: An electronic apparatus includes memory; at least one sensor; at least one processor operatively connected with the memory and the at least one sensor, and configured to execute instructions, wherein the instructions, when executed by the at least one processor, cause the electronic apparatus to: based on receiving a request for a map corresponding to a target space, obtain first surface data for a first surface corresponding to a driving direction of the electronic apparatus based on first sensor data obtained through the at least one sensor in first driving for the target space, obtain second surface data for a second surface different from the first surface based on second sensor data obtained through the at least one sensor in second driving for the target space, and obtain the map based on the first surface data and the second surface data.