Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.

Abstract: A binder solution for an all-solid-state battery, an electrode slurry for an all-solid-state battery including the same and a method of manufacturing an all-solid-state battery using the same, and more particularly to a binder solution for an all-solid-state battery, in which a polymer binder configured such that a non-polar functional group is bonded to the end of a polar functional group is used, whereby the polar functional group is provided by a deprotection mechanism of the polymer binder through a thermal treatment, thus increasing adhesion between electrode materials to thereby improve battery capacity and enabling a wet process to thereby reduce manufacturing costs, an electrode slurry for an all-solid-state battery including the same and a method of manufacturing an all-solid-state battery using the same.

Abstract: A method in which a server provides a content recommendation list to a user terminal according to the present invention may comprise: a content information receiving step for receiving content information comprising one or more pieces of ranking information; a content group selection step for selecting, from among the content, a content group comprising a predetermined number of items of content by using one or more pieces of ranking information among the ranking information; a content recommendation list generation step for generating a content recommendation list comprising at least one item of content among the content included in the content group, on the basis of one or more pieces of ranking information different from the ranking information that was used in the content group selection step; and a content recommendation list providing step for providing the content recommendation list to the user terminal.

Abstract: The present invention relates to a leveler capable of efficiently filling the inside of via holes formed during the manufacturing process of a printed circuit board, and an electroplating composition comprising the same. When via holes on a substrate are filled with the electroplating composition according to the present invention, the via holes can be filled in a relatively short time while minimizing the formation of dimples or voids.

Abstract: The present application relates to a novel bacteriophage having enterotoxigenic Escherichia coli-specific bactericidal effect and an antibacterial composition comprising same, the novel bacteriophage CJ_Eco_20-4 having enterotoxigenic Escherichia coli-specific bactericidal effect, and being superbly acid and heat resistant to allow wide use in antibiotics, feed and additives therefor, beverages and additives therefor, disinfectants, detergents, and the like to prevent or treat infectious diseases caused by enterotoxigenic Escherichia coli.

Abstract: A semiconductor nanocrystal including an anion of an inorganic metal salt and a first organic ligand bound to a surface of the semiconductor nanocrystal, wherein the first organic ligand includes a substituted or unsubstituted C6 to C30 aromatic ring group and a carboxylate, a substituted or unsubstituted C3 to C30 aromatic hetero cyclic group and a carboxylate, or a combination thereof.

Abstract: The present invention relates to a novel naphthyridinone derivative compound, a pharmaceutically acceptable salt thereof, a hydrate thereof, or a stereoisomer thereof, which are each relevant to a compound for inhibiting ENPP1, a composition for inhibiting ENPP1, and a method for inhibiting ENPP1.

Abstract: An apparatus for estimating a concentration of a component includes a sensor including a plurality of light sources having different central wavelengths and at least one detector configured to detect light, and a processor configured to determine a first reflectance of skin using a first light source of the plurality of light sources, set an operating condition of the sensor based on the determined first reflectance, drive the plurality of light sources according to the operating condition, and estimate a concentration of an analyte component based on a plurality of light quantities detected from skin by the at least one detector.

Abstract: The present invention relates to a process of recovering 3-hydroxypropionic acid, comprising: forming a 3-hydroxypropionate crystal in a concentrate containing 3-hydroxypropionic acid in the presence of an alkali metal salt, preparing a solution containing 3-hydroxypropionate crystal separated from the concentrate, stirring an acid and the solution containing 3-hydroxypropionate crystal to form a precipitate, and subjecting the precipitate to a first washing, and a slurry composition comprising a precipitate prepared in the process of recovering 3-hydroxypropionic acid and 3-hydroxypropionic acid.

Abstract: A display device including a base layer, a circuit layer, a light emitting device layer, an organic layer, and a touch sensing unit. The base layer includes a display area and a non-display area. A plurality of insulation patterns overlaps the non-display area. The organic layer is disposed on the light emitting device and overlaps the plurality of insulation patterns and the organic light emitting diode. At least a portion of the plurality of touch signal lines overlaps the plurality of insulation patterns.

Abstract: The present invention relates to a method for determining the DNA quality of a biological sample and, more specifically, to a method for determining the DNA quality of a biological sample by performing a quantitative polymerase chain reaction (PCR) using primers capable of amplifying a target gene, a method for preparing the primers used in the method, and a method for standardizing the amount of detected target gene mutation by using the determined DNA quality. The method of the present invention enables objective evaluation of the DNA quality of a biological sample used in gene analysis and the presentation of objective results on the expression ratio of a gene mutation, thereby providing reliable information in the fields of clinical research and companion diagnosis.

Abstract: Provided is a method of manufacturing a hot rolled steel sheet having excellent formability and fatigue properties, including: preparing a slab including, by weight %, 0.3 to 0.8% of carbon C, 13 to 25% of manganese (Mn), 0.1 to 1.0% of vanadium (V), 0.005 to 2.0% of silicon (Si), 0.01 to 2.5% of aluminum (Al), 0.03% or less of phosphorus (P), 0.03% or less of sulfur (S), 0.04% or less (excluding 0%) of nitrogen (N), and a remainder of iron (Fe) and inevitable impurities; heating the slab to 1050 to 1250° C.; finish rolling, the slab heated in the heating, at a temperature of not lower than a recrystallization temperature of a region having an average V concentration and not higher than a recrystallization temperature of a region having twice the average V concentration, to obtain a hot rolled steel sheet; and coiling the hot-rolled steel sheet at 50 to 700° C.

Abstract: An electronic device may include an optical sensor configured to emit a reference light to a reference object and detect the reference light reflected from the reference object during calibration, and emit a measurement light to a target object and detect the measurement light reflected from the target object during a measurement; and a processor configured to perform the calibration of the optical sensor while the electronic device is disposed to oppose or in contact with the reference object by controlling the optical sensor to emit and detect the reference light, and estimate bio-information based on a light quantity of the measurement light that is reflected from the target object by the optical sensor, and a light quantity of the reference light reflected from the reference object.

Abstract: The present application relates to a novel bacteriophage having Clostridium perfringens-specific bactericidal effect and an antibacterial composition comprising same, the novel bacteriophage CJ_CP_20-11-1 having Clostridium perfringens-specific bactericidal effect, and being superbly acid and heat resistant to allow wide use in antibiotics, feed and additives therefor, beverages and additives therefor, disinfectants, detergents, and the like to prevent or treat infectious diseases caused by Clostridium perfringens.

Abstract: Disclosed is an anti-adhesion agent composition which uses a high molecular weight compound having biocompatibility and an oil derived from animals, plants, and minerals so as to improve low viscosity and low strength, which are problems of existing anti-adhesion agents, and prevent adhesion between living tissues. The anti-adhesion composition according to the present disclosure performs a physical barrier function through simple mixing of a polymer material, serving as a physical barrier in its anti-adhesion effect, and a solvent, and remains in the body for a certain period of time, then decomposes, absorbs, and is excreted. The anti-adhesion composition does not interfere with the healing of the wound after surgery, and exhibits an excellent effect of convenient application to the surgical site.

Abstract: Provided are the reactive topical skin protectant formulations including: water or moisture; plate-like inorganic particle powder; and one or more selected from the group consisting of a) liquid perfluoride, b) polyol, c) perfluorinated polymer powder, d) polysaccharides, e) liquid silicon-based material, and f) additives, and the reactive topical skin protectant formulations may provide an effect of safely protecting the skin from various lesions and risks occurring by liquid chemical agents or harmful toxic substances penetrating the human skin.

Abstract: One embodiment of the present invention provides a method of manufacturing an electronic device using a cyclic doping process including i) an operation of forming a unit transfer thin film including a two-dimensional material on a transfer substrate, ii) an operation of doping the unit transfer thin film in a low-damage doping process, iii) an operation of transferring the unit transfer thin film doped according to the operation ii) on a transfer target substrate, and iv) an operation of repeatedly performing the operations i) to iii) several times to reach a target thickness.

Abstract: An active air skirt apparatus controls an airflow flowing to a lower side of a mobility device according to a traveling state of the mobility device, thereby securing optimal aerodynamic performance. In addition, disclosed herein is an active air skirt apparatus, which stably moves a flap for controlling the airflow when a vehicle travels at high speed, thereby improving durability and reliability.

Abstract: The present invention relates to a leveling agent and an electrolytic composition comprising the same. When the via hole in the substrate is filled with the electrolytic composition according to the present invention, the via hole can be filled within a relatively short time while minimizing the formation of dimples or voids.

Abstract: An object detection method includes determining an error parameter associated with an amount of movement of a vehicle through a predetermined regression method based on positioning information of the vehicle and dynamics information of the vehicle with respect to a predetermined center of gravity of the vehicle, determining a velocity of a predetermined point of the vehicle, based on a fixed error parameter stored in a memory or a corrected fixed error parameter, through a comparison between the error parameter and the fixed error parameter, generating a local map in consideration of the amount of movement of the vehicle based on the determined velocity, and detecting an object around the vehicle based on the local map.