Abstract: The present invention relates to a method for removing HCl in a chlorination reaction, and more particularly, to a method capable of efficiently removing HCl produced during a chlorination reaction of an aromatic compound. The present invention includes, in a chlorination reaction in which a final product with a chlorine-substituted terminal is produced in column reactors connected to each other in series, heating hydrogen chloride produced in the chlorination reaction in a stripping column connected to the reactor positioned at the rearmost end, to remove hydrogen chloride.

Abstract: Disclosed is a phase shift measuring device, which includes a dual mode laser including a first beat light source generating a first beating signal and a second beat light source generating a second beating signal, and that outputs a dual mode signal including the first beating signal and the second beating signal, a first splitter that receives the dual mode signal to generate a first branch signal and a second branch signal, the first branch signal and the second branch signal being including the branched first beating signal and the branched second beating signal, respectively, a phase control unit that receives the first branch signal and to generate a combined signal, a transmitting end that receives the combined signal from the phase control unit and generates a transmission signal based on the combined signal, and a receiving end.

Abstract: A charging control device of an electric vehicle and a method thereof may include requesting a charging required current from a charger in a state in which power line communication (PLC) with the charger is established, detecting a round trip time required to receive a response to the request, and adjusting a switching period of a multi-inverter based on the round trip time such that the PLC with the charger is prevented from being interrupted in a process of charging a battery of the electric vehicle.

Abstract: A semiconductor memory device includes a memory cell array, a peripheral circuit, and control logic. The memory cell array includes a plurality of memory cells. The peripheral circuit performs a program operation on selected memory cells among the plurality of memory cells. The control logic controls the program operation of the peripheral circuit. The control logic controls the peripheral circuit to perform the program operation on the selected memory cells by using a first program voltage determined based on a first step voltage during a first program period and controls the peripheral circuit to perform the program operation on the selected memory cells by using a second program voltage determined based on a second step voltage different from the first step voltage during a second program period after the first program period.

Abstract: The inventive concept relates to an apparatus for inspecting shoes and a method for inspecting shoes, and the apparatus includes an inspection unit configured to accommodate an inspection subject, a transmission unit configured to emit electromagnetic waves toward the inspection subject accommodated in the inspection unit, a reception unit configured to receive the electromagnetic wave reflected from the inspection subject, an injection unit configured to inject a fluid toward a bottom part of the inspection subject accommodated in the inspection unit, a suction unit configured to suction a material separated from the bottom part of the inspection subject together with the fluid, and an analysis unit configured to analyze a component of the material introduced into the suction unit and the electromagnetic wave received by the reception unit.

Abstract: The present invention relates to the use of a 2,3,5-substituted thiophene compound for the prevention, amelioration or treatment of gastrointestinal stromal tumor. The 2,3,5-substituted thiophene compound exhibits high inhibitory activity against the growth of gastrointestinal stromal tumor, and thus may be effectively used for the prevention, amelioration or treatment of gastrointestinal stromal tumor.

Abstract: The present invention relates to the use of a 2,3,5-substituted thiophene compound for the prevention, amelioration or treatment of mastocytosis. The 2,3,5-substituted thiophene compound has excellent inhibitory activity against the growth of mastocytosis cells and against an inflammatory response caused by mastocytosis, and thus may be effectively used for the prevention, amelioration or treatment of mastocytosis.

Abstract: A light emitting diode according to embodiments of the present disclosure includes a first electrode, a second electrode opposite the first electrode, an emission layer between the first electrode and the second electrode, the emission layer including a quantum dot, a first charge transfer layer between the first electrode and the emission layer, a second charge transfer layer between the second electrode and the emission layer, and an insulating layer in at least one position between the first charge transfer layer and the emission layer, and/or between the second charge transfer layer and the emission layer, wherein the insulating layer includes an inorganic material. The light emitting diode and a display device including the same show improved life characteristics and emission efficiency properties.

Abstract: The present invention relates to exosomes isolated from dermal papilla progenitor cells, specifically, the exosomes isolated from the dermal papilla progenitor cells which are excellent in prevention, improvement and treatment of hair loss (alopecia) and are also excellent in terms of skin improvement and wound healing effects, as well as various uses thereof.

Abstract: Disclosed are novel compounds of Chemical Formula 1, optical isomers of the compounds, and pharmaceutically acceptable salts of the compounds or the optical isomers. The compounds, isomers, and salts exhibit excellent activity as GLP-1 receptor agonists. In particular, they, as GLP-1 receptor agonists, exhibit excellent glucose tolerance, thus having a great potential to be used as therapeutic agents for metabolic diseases. Moreover, they exhibit excellent pharmacological safety for cardiovascular systems.

Abstract: The present invention relates to a dispersant composition comprising 2,3-butanediol, and to a cosmetic composition comprising the dispersant composition. In addition, the present invention relates to a dispersion media composition comprising 2,3-butanediol, and to a cosmetic composition comprising the dispersion media composition.

Abstract: The present application relates to a Leuconostoc mesenteroides CJLM181 strain (KCTC 13042BP) producing decreased amounts of gas, a fermentation starter composition comprising the same, and a method for preparing kimchi using the strain.

Abstract: Disclosed are novel compounds of Chemical Formula 1, optical isomers of the compounds, and pharmaceutically acceptable salts of the compounds or the optical isomers. The compounds, isomers, and salts exhibit excellent activity as GLP-1 receptor agonists. In particular, they, as GLP-1 receptor agonists, exhibit excellent glucose tolerance, thus having a great potential to be used as therapeutic agents for metabolic diseases. Moreover, they exhibit excellent pharmacological safety for cardiovascular systems.

Abstract: The present invention relates to a pyrido[[3,4-d]pyrimidine derivative compound showing excellent anti-proliferative efficacy against cancer cells, a pharmaceutically acceptable salt thereof, a hydrate thereof, or a stereoisomer thereof, a production method therefor, a pharmaceutical composition for preventing, alleviating, or treating cancer metastasis and proliferative diseases containing the same as an active ingredient, and an anticancer composition for cancer cells. The compound exhibits excellent inhibitory activity and anti-proliferative efficacy against cancer cells, and thus the compound is useful not only for inhibiting cancer cells, but also for preventing cancer metastasis and proliferative diseases or for treating cancer.

Abstract: The present disclosure relates to a 7-amino-3,4-dihydropyrimidopyrimidin-2-one derivative compound exhibiting excellent anti-proliferative effects against cancer cells, a pharmaceutically acceptable salt thereof, a hydrate thereof, or a stereoisomer thereof, a production method therefor, a pharmaceutical composition for preventing, alleviating or treating cancer metastasis and proliferative disease containing the same as an active ingredient, and an anti-cancer composition against cancer cells. The compound exhibits excellent cancer cell inhibitory activity and anti-proliferative effects, and thus is effective in inhibiting cancer cells, preventing cancer metastasis and proliferative diseases or treating cancer.

Abstract: Disclosed is a method for fabricating a terahertz device, the method including providing a substrate, doping a conductive impurity on an upper surface of the substrate to form an electrode layer, patterning the electrode layer to form antenna electrodes, and forming a photomixer between the antenna electrodes.

Abstract: A semiconductor device includes a fin-type pattern on a substrate, the fin-type pattern extending in a first direction and protruding from the substrate in a third direction, a first wire pattern on the fin-type pattern, the first wire pattern being spaced apart from the fin-type pattern in the third direction, and a gate electrode extending in a second direction, which is perpendicular to the first and third directions, and surrounding the first wire pattern, the gate electrode including a first portion that overlaps with the fin-type pattern in the second direction and a second portion corresponding to a remainder of the gate electrode except for the first portion.

Abstract: There is provided a method for determining dementia risk factors by a server using deep learning. In this instance, the method for determining dementia risk factors includes acquiring biometric information from each subject corresponding to a first control group through a wearable device, acquiring measurement information for each subject corresponding to the first control group, deriving a first dementia risk factor based on the biometric information and the measurement information for each subject, and deriving a second dementia risk factor related to the first dementia risk factor via deep learning performed based on the biometric information related to the first dementia risk factor and control group information.

Abstract: Disclosed are novel compounds of Chemical Formula 1, optical isomers of the compounds, and pharmaceutically acceptable salts of the compounds or the optical isomers. The compounds, isomers, and salts exhibit excellent activity as GLP-1 receptor agonists. In particular, they, as GLP-1 receptor agonists, exhibit excellent glucose tolerance, thus having a great potential to be used as therapeutic agents for metabolic diseases. Moreover, they exhibit excellent pharmacological safety for cardiovascular systems.

Abstract: The present invention provides novel compounds of chemical formula 1, optical isomers of the compounds, or a pharmaceutically acceptable salts of the compounds, or the optical isomers. The compounds, isomers, and salts exhibits excellent activity as GLP-1 receptor agonists. Particularly, they, as GLP-1 receptor agonists, exhibit excellent glucose tolerance, thus having a great potential to be used therapeutic agents for metabolic diseases. In addition, they exhibits excellent pharmacological safety for cardiovascular systems.