Abstract: Disclosed is a silver powder preparation method including a silver salt reduction step. The silver salt reduction step includes a reaction solution preparation step for preparing a first reaction solution and a second reaction solution and a precipitation step for allowing reaction between the first reaction solution and the second reaction solution to precipitate silver particles. The first reaction solution contains silver ions, ammonia, an alkali metal salt of an organic acid, and a phosphorous compound, and the second reaction solution contains a reducing agent. The content of the phosphorous compound and the reaction temperature of the precipitation step are adjusted so that the shrinkage rate of the silver powder is adjusted within a range of 5% to 20% at 500° C. when the reaction temperature is heated to 800° C. at a heating rate of 50° C./min.

Abstract: The present invention relates to a device and a method for low-temperature pyrolysis, wherein: waste tire chips are continuously supplied; since a pneumatic method of an intake method and a blowing method is adopted, the waste tire chips may be quickly fed (supplied) by a simple method, and only the waste tire chips may be supplied into a pyrolysis reactor but the inflow of air thereinto may be fundamentally blocked, thereby increasing the pyrolysis efficiency of the pyrolysis reactor and preventing the explosion reaction thereof; and unlike the prior art, a mechanical conveyor supply method is not used, and thus waste tire chip supply equipment can be miniaturized and modularized, thereby enabling the compact design of the pyrolysis equipment, facilitating a pyrolysis operation, facilitating maintenance, and significantly reducing the site area of the pyrolysis equipment or the cost of manpower input for supplying waste tire chips.

Abstract: A method for producing a polymer containing metal atoms or halogen atoms at the terminals thereof with excellent efficiency while minimizing or eliminating side reactions or the like is provided. The method can also freely control molecular weight characteristics of the polymer.

Abstract: The present disclosure relates to a pharmaceutical composition, an oral administration agent and an eye drop for preventing or treating retinal diseases or optic nerve diseases including the compound represented by the Chemical Formula 1 or a pharmaceutically acceptable salt thereof as an active ingredient and the pharmaceutical composition, the oral administration agent and the eye drop can effectively prevent or treat retinal disease or optic nerve disease.

Abstract: The present invention relates to a prebiotic composition, a composition for improving gut microorganisms, a composition for improving gut health or gut function, a composition for alleviating, preventing, or treating inflammatory bowel disease or leaky gut syndrome, or a composition for alleviating, preventing, or treating obesity or metabolic disease, which each comprise a molokhia extract or a molokhia polymer fraction as an active ingredient to induce the proliferation of beneficial intestinal bacteria and to improve, prevent, or treat gut heath or gut function. In addition, the composition comprising a molokhia extract or a molokhia polymer fraction as an active ingredient can alleviate, prevent, or treat bowel disease or leaky gut syndrome.

Abstract: The present invention relates to a novel antibody library and an antibody-screening method using same. Having a human sequence-derived specific VH or VL scaffold, the antibody library according to the present invention exhibits high thermodynamic stability and enjoys the advantages of allowing high soluble expression as well as reversible folding. In addition, the antibody according to the present invention includes a variety of rationally controlled CDRs so as to exhibit high specificity and high affinity to all antigens and thus can be advantageously used for selecting an adequate candidate antibody against a target antigen.

Abstract: A fusion protein contains an FGF21 mutant protein and an Fc region of an immunoglobulin. The fusion protein exhibits improved pharmacological efficacy, in vivo duration and protein stability. A pharmaceutical composition containing the fusion protein as an active ingredient may be effectively used as a therapeutic agent for diabetes, obesity, dyslipidemia, metabolic syndrome, non-alcoholic fatty liver disease or non-alcoholic steatohepatitis.

Abstract: A heat sink according to one embodiment of the present invention comprises: a main heat sink; a heat pipe mounted in a groove formed on one surface of the main heat sink; a heat dissipation member which is formed above the heat pipe and transfers heat generated from a heat generation component to the heat pipe; and an elastic member which is mounted in a space formed inside the heat dissipation member and applies pressure to the main heat sink.

Abstract: Provided are an organic electric element having a first electrode, a second electrode, and at least an organic material layer formed between the first electrode and the second electrode, the organic material layer comprising an emitting layer and the emitting layer comprising a mixture of host materials which improves luminous efficiency, stability, and lifespan of the element; and an organic electronic device comprising the element.

Abstract: The present invention relates to: a method for converting non-pluripotent cells into pluripotent cells; cells produced by the method; and uses thereof. The pluripotent cells of the present invention have low tumorigenicity while having excellent cell differentiation ability and pluripotency capable of differentiating into three germ layers, and can specifically separate pluripotent cells in the intermediate stage of reprogramming, and thus, it is possible to produce pluripotent cells having characteristics different from conventional induced pluripotent stem cells.

Abstract: The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1, and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds as host materials, it is possible to provide an organic electroluminescent device having lower driving voltage, higher luminous efficiency, higher power efficiency, and/or superior lifespan characteristics compared to conventional organic electroluminescent devices.

Abstract: A substrate cleaning composition, a method of cleaning a substrate using the same, and a method of fabricating a semiconductor device using the same, the substrate cleaning composition including a styrene copolymer including a first repeating unit represented by Formula 1-1a and a second repeating unit represented by Formula 1-1b; an additive represented by Formula 2-1; and an alcoholic solvent having a solubility of 500 g/L or less in deionized water,

Abstract: A cloth for mattress including a knitted fabric that is knitted from blended yarns contains flame retardant rayon fibers, modacrylic fibers, polyimide fibers, and low-melting polyester fibers. The cloth for mattress can be obtained by producing blended yarns containing the flame retardant rayon fibers, the modacrylic fibers, the polyimide fibers, and the low-melting polyester fibers, and producing a knitted fabric by knitting the blended yarns. The cloth for mattress has excellent flame retardancy, ensures easy handling when used to cover a mattress, is resistant to pilling without reducing the strength of the blended yarns, and is also safe for contact with the human body.

Abstract: Provided is a compound capable of improving luminous efficiency, stability and lifetime of an organic electronic device, an organic electric element using the same, and an electronic device comprising the element.

Abstract: According to an embodiment, an ultrasonic diagnostic apparatus includes a control unit configured to analyze a shape of a Doppler waveform based on a Doppler signal, determine a type of the Doppler signal, determine at least one area of the Doppler waveform, calculate a similarity with respect to the at least one area, determine a measurement area based on the similarity, and calculate a measurement index based on the measurement area, and a display unit displaying the Doppler waveform, the measurement area, and the measurement index.

Abstract: Disclosed are a membrane structure including a carbon nanomaterial and NASICON-series ceramic particles, wherein an aqueous solution can pass through an electrode and a method of fabricating the same. There is disclosed a membrane structure of a flat membrane or hollow fiber membrane form, wherein the carbon nanomaterials are intertwisted to form a three-dimensional mesh-shaped structure and the NASICON-series ceramic particles material is combined with the three-dimensional mesh-shaped structure as a complex.

Abstract: Proposed is a peptide for skin anti-aging and anti-wrinkle, comprising a glycine-histidine-lysine tripeptide and polyarginine linked to the carboxy-terminus of the tripeptide, and a composition for skin anti-aging and anti-wrinkle comprising the peptide. The peptide and composition may enter the cytoplasm more rapidly and efficiently than a conventional GHK tripeptide, and may exhibit skin anti-aging and anti-wrinkle effects similar to those of the GHK tripeptide even at a lower concentration than that of the GHK tripeptide.

Abstract: A system (100) is extracting targeted medical information from clinical notes stored in memory (120). The system (100) includes a preprocessing module (120a) configured to retrieve from the memory (120) a sequence of clinical texts of electronic health records, and to tokenize the sequence of clinical texts to obtain a sequence of input tokens. The system (100) further includes a sequence to structure model module (120b) configured to transform, using a trained natural language based transformer, the sequence of input tokens into a sequence of structured output tokens. The system (100) further includes a post-processing unit (110) configured to obtain annotated text-label pairs of the clinical texts from the structure output tokens.

Abstract: A method for treating sleep disturbance according to an embodiment of the present disclosure includes administering to a subject in need thereof a composition including saponarin of Chemical Formula 1, a salt thereof acceptable for use in food, or a hydrate thereof as an effective component: In an animal model with lack of sleep caused by caffeine, saponarin of the present invention restores the travel distance, mobility time, mobility frequency, and immobility time to normal as well as increases the mRNA expression of neuropeptide Y, cholecystokinin, and GABA A ?1 receptor, thereby alleviating sleep disturbance. Therefore, the saponarin of the present invention can be advantageously used as a raw material for a functional health food or a pharmaceutical product for preventing, alleviating, or treating sleep disturbance.

Abstract: A system (1000) for automated question answering, including: semantic space (210) generated from a corpus of questions and answers; a user interface (1030) configured to receive a question; and a processor (1100) comprising: (i) a question decomposition engine (1050) configured to decompose the question into a domain, a keyword, and a focus word; (ii) a question similarity generator (1060) configured to identify one or more questions in a semantic space using the decomposed question; (iii) an answer extraction and ranking engine (1080) configured to: extract, from the semantic space, answers associated with the one or more identified questions; and identify one or more of the extracted answers as a best answer; and (iv) an answer tuning engine (1090) configured to fine-tune the identified best answer using one or more of the domain, keyword, and focus word; wherein the fine-tuned answer is provided to the user via the user interface.