Abstract: The present disclosure relates to an organic electroluminescent compound represented by Formula 1 and an organic electroluminescent device. The organic electroluminescent device according to the present disclosure can exhibit a low driving voltage and a high current efficiency by having different structures of the compounds comprised in the first hole transport layer, the second hole transport layer, and the third hole transport layer and comprising a fluorene-amine, benzofluorene-amine, or naphthofluorene-amine structure in the second hole transport layer.

Abstract: A semiconductor memory device includes a peripheral circuit structure; and a cell structure including a cell substrate and a gate electrode, on the peripheral circuit structure. The peripheral circuit structure includes a peripheral circuit board including a first surface facing the cell structure and a second surface opposite to the first surface, a first circuit element on the first surface of the peripheral circuit board, a first wiring line electrically connected to the first circuit element in a first interlayer insulating layer, a capacitor dielectric layer covering the second surface of the peripheral circuit board, a first capacitor electrode in the capacitor dielectric layer, a second capacitor electrode spaced apart from the first capacitor electrode in the capacitor dielectric layer, and a first connection via electrically connecting the first capacitor electrode with the first wiring line by passing through the peripheral circuit board.

Abstract: An AFPM motor stator includes a plurality of stator cores in a circular arrangement. Each of the plurality of stator cores is shaped in a tapered shape. The stator also includes a plurality of bobbins each divided to be coupled to an outer side of each of the plurality of stator cores and a plurality of coils each wound along an outer circumferential surface of each of the plurality of bobbins. The stator also includes an inner housing provided in a shape of a hollow cylinder and supporting radially-inner portions of the plurality of bobbins each wound by a coil of the plurality of coils and includes an outer housing surrounding and supporting radially-outer portions of the plurality of bobbins each wound by the coil.

Abstract: A suction unit control method includes simulating an air flow about a suction port, through which fumes generated when a laser beam is radiated on a target substrate on a stage unit to cut the target substrate are sucked up, installing an air blower on three or four sides around a laser cutting end at a height close to the suction port, controlling on and off of first to fourth solenoid valves of the air blower based on a movement of the stage unit while performing laser cutting on the target substrate while moving the stage unit.

Abstract: A semiconductor device includes a substrate having a first region and a second region, first active fins that extend in a first direction in the first region, second active fins that extend in the first direction in the second region, a first field insulating layer between the first active fins and that extend in a second direction, a second field insulating layer between the second active fins and extending in the second direction, a gate line that extends in the second direction on the second field insulating layer, the gate line linearly along with the first field insulating layer, a gate isolation layer between the first field insulating layer and the gate line, and gate spacers that extend in the second direction, the gate spacers in contact with both sidewalls of each of the first field insulating layer, the gate line, and the gate isolation layer.

Abstract: The present invention relates to a sagger for firing a precursor material, and more specifically, to a sagger having a space internally provided to load a precursor material. When used to fire a precursor material, the sagger is capable of not only suppressing the generation of by-products but also enhancing the durability of the main body.

Abstract: Provided is a diffuser equipped with an integrated cover that is opened and closed by an air current formed when a fan module is driven to control the spread of scent. The diffuser includes a body forming an exterior, a base inserted and fixed into the body and having a through-portion formed on one surface thereof, and an aroma container coupled to the base, wherein the base includes a cover rotatably provided on the through-portion, and an internal space of the body and an internal space of the base are selectively communicated with each other as the cover is rotated.

Abstract: Provided are an ultra-high strength cold-rolled steel sheet whose microstructure has been controlled to have high strength and elongation, and a manufacturing method thereof. In accordance with an embodiment of the present disclosure, the ultra-high strength cold-rolled steel sheet includes: carbon (C): 0.28% to 0.45%; silicon (Si): 1.0% to 2.5%; manganese (Mn): 1.5% to 3.0%; aluminum (Al): 0.01% to 0.05%; chromium (Cr): greater than 0% and 1.0% or less; molybdenum (Mo): greater than 0% and 0.5% or less; a total of niobium (Nb), titanium (Ti) and vanadium (V): greater than 0% and 0.1% or less; phosphorus (P): greater than 0% and 0.03% or less; sulfur (S): greater than 0% and 0.03% or less; and nitrogen (N): greater than 0% and 0.

Abstract: This disclosure provides compounds of Formula (I) as described herein, along with pharmaceutically acceptable salts, pharmaceutical compositions containing such compounds, and methods to use these compounds, salts and compositions for treating viral infections.

Abstract: A method of manufacturing a cartridge includes plasma-treating at least a portion of a region of a storage of a cartridge, applying an adhesive to the region of the storage which is plasma-treated, and sealing the storage by coupling a cover to the region of the storage to which the adhesive is applied.

Abstract: An object detection device is provided. The object detection device may include an input device for receiving an input image, an object detection model for generating a plurality of input images of different resolutions using the input image, a processor for acquiring a plurality of pyramid images of different resolutions using the plurality of input images, an important object image representing a preset important object in the input image based on the plurality of pyramid images, and an output device for outputting the important object image. A method is also disclosed.

Abstract: A non-combustion-type aerosol generating article according to an embodiment includes a first filter segment, a medium segment disposed downstream of the first filter segment, and a second filter segment disposed downstream of the medium segment, in which the medium segment has a longitudinal hollow and is manufactured by being solidified after medium slurry is molded into a cylindrical shape.

Abstract: The present disclosure relates to a composition for the prevention, amelioration or treatment of inflammatory bowel disease, comprising a galacto-oligosaccharide as an active ingredient. The galacto-oligosaccharide composition of the present disclosure has an anti-inflammatory effect of ameliorating DAI and reducing the levels of inflammatory cytokines and MPO in inflammatory bowel disease model mice, and thus can be effectively used as a drug or food for the prevention, amelioration or treatment of inflammatory bowel disease.

Abstract: The composition inhibits severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) via competitive binding to SARS-CoV-2 spike protein. The composition includes a plurality of sulfated glycosaminoglycans which bind to SARS-CoV-2 spike protein, preventing binding to and uptake by host cells. The sulfated glycosaminoglycans, including N-, 2-O, 3-O, or 6-O sulfate groups, or combinations thereof, include heparins and fucoidans, such as those isolated from brown seaweed. The compositions show antiviral activity, with EC50 as low as 0.08 ?M, and low cytotoxicity, making it promising for clinical use. While established SARS-CoV-2 treatments such as remdesivir need to be administered intravenously, the compositions discussed herein are advantageously capable to being delivered as a nasal spray, metered dose inhaler, oral delivery, etc.

Abstract: A technology related to a transmission device of an amplitude modulation method is disclosed. In the amplitude modulation transmission device, a transmission data signal transformed into a sinusoidal wave transition form is input to a signal input stage of a cascode power amplifier, and a transmission data signal transformed into another sinusoidal wave transition form is input to a bias power stage of the cascode power amplifier. The transmission data signal transformed into the sinusoidal wave transition form has a sinusoidal wave form in a section in which input data transitions and maintain its previous value in a section in which the input data is maintained.

Abstract: An aerosol generating device includes a vaporizer configured to generate aerosol from an aerosol generating material, a medium accommodating portion in which a medium through which the aerosol generated by the vaporizer passes is accommodated, a path through which the aerosol generated by the vaporizer flows, and a chamber located between the path and the medium accommodating portion, having an inner diameter greater than an inner diameter of the path, and configured to deliver the aerosol supplied from the path to the medium accommodating portion.

Abstract: A surgical instrument includes a manipulation part coupled to an end tool connection part and formed to control an operation of an end tool, and a driving unit formed to be detachably attached to the manipulation part and formed to supply a driving force for the operation of the end tool through the manipulation part.

Abstract: An aerosol generating device includes a housing including an accommodation space, a cartridge detachably coupled to the accommodation space of the housing, and including a storage, in which an aerosol generating material is stored, and an atomizer configured to vaporize the aerosol generating material, a sensor arranged in a portion adjacent to the accommodation space of the housing and configured to detect capacitance of the storage, a cover arranged between the cartridge and the sensor and configured to protect the sensor, and a processor electrically connected to the sensor, wherein the processor is configured to detect a remaining amount of the aerosol generating material stored in the storage, based on the capacitance of the storage detected by the sensor.

Abstract: The present invention relates to: a method for preparing a non-oxidized carbon nanotube dispersion through mechanical impregnation so as to apply carbon nanotubes having a hydrophobic surface and a bundle shape as a high-performance conductive material of a negative electrode or a positive electrode for a secondary battery through solvent dispersion without acid treatment; and a non-oxidized carbon nanotube dispersion for a conductive material of a secondary battery, prepared by the method.

Abstract: A coil component includes a coil component includes a body including a first surface and a second surface opposing each other in a first direction; a coil disposed in the body and including a plurality of coil layers; an insulating layer disposed in each of regions between the plurality of coil layers; an external electrode disposed on the first surface of the body; and a connection portion disposed in the body, connecting one of the plurality of coil layers to the external electrode, and having one surface in contact with the one of the plurality of coil layers and the other surface in contact with the external electrode. The connection portion includes a fusion portion disposed on an end thereof to be in contact with the one of the plurality of coil layers.