Abstract: The present invention provides an electromagnetic wave-absorbing composite material and a manufacturing method therefor, the electromagnetic wave-absorbing composite material comprising: a polymer composite including a refractive index-adjusting material therein; and a plurality of conductive wires formed on at least one surface of the polymer composite, wherein electromagnetic waves reflected in a matching frequency (f) range derived through Mathematical Formulas 1 to 3 described in the present invention are 0.2 dB or less.

Abstract: Disclosed are a catalyst complex and a method of manufacturing the same. The catalyst complex may be manufactured by uniformly depositing metal catalyst particles on pretreated support particles through an atomic layer deposition process using a fluidized-bed reactor, which may be then uniformly dispersed throughout the ionomer solution. As such, manufacturing costs may be reduced due to the use of a small amount of metal catalyst particles and the durability of an electrolyte membrane and OCV may increase. Further disclosed are a method of manufacturing the catalyst complex, an electrolyte membrane including the catalyst complex, and a method of manufacturing the electrolyte membrane.

Abstract: A display device includes a display panel. The display panel includes sub-pixels. A driver converts first frame data corresponding to a first pixel arrangement of the sub-pixels into second frame data corresponding to a second pixel arrangement and provides data signals corresponding to second frame data to the sub-pixels having the second pixel arrangement. The driver includes a padding circuit and a rendering circuit. The padding circuit converts the first frame data into padding data by adding a padding value to at least one of a front end and a rear end of each line data of the first frame data. The rendering circuit generates the second frame data by applying a rendering filter to the padding data.

Abstract: Embodiments disclose a display device including a substrate including a display area, a light-transmitting area, and a non-display area surrounding the light-transmitting area, a circuit portion and a light-emitting element portion disposed in the display area, an etch stop layer disposed in the non-display area, and a plurality of protruding patterns disposed in the non-display area, wherein the substrate includes a first opening disposed at a position corresponding to the light-transmitting area, and the plurality of protruding patterns are disposed on the etch stop layer.

Abstract: The present disclosure relates to a porous nanoparticle-based radiative cooling material and a radiative cooling device using the same. The porous nanoparticle-based radiative cooling material according to one embodiment of the present disclosure includes a plurality of porous nanoparticles and binder molecules, wherein the porous nanoparticles reflect incident sunlight and absorb and radiate mid-infrared light, pores are included inside dielectric particles, reflectance for the incident sunlight and mid-infrared emissivity are increased based on the pores, and a laminated structure distribution is formed by the binder molecules.

Abstract: Provided is a culture medium composition including turmeric, glycine, or insulin for culturing muscle stem cells for proliferation of muscle stem cells. According to the culture medium composition including turmeric, glycine, or insulin muscle stem cells for culturing muscle stem cells according to an aspect, the proliferation and differentiation abilities of cells do not degrade even when culturing muscle stem cells in vitro, resulting in effects of enabling mass culture of muscle stem cells. Accordingly, the culture medium composition is economical by effectively replacing a culture medium containing expensive bFGF, and since appropriate time of differentiation can be chosen when culturing muscle stem cells, the muscle stem cells can be differentiated when needed, thereby producing an effect of improving the quality of in vitro meat.

Abstract: Embodiments disclose a display device including a glass substrate including a display area, a light-transmitting area, and a non-display area surrounding the light-transmitting area, a circuit portion and a light-emitting element portion disposed in the display area; and an etch stop pattern disposed in the non-display area, wherein the glass substrate includes a first opening disposed at a position corresponding to the light-transmitting area, the etch stop pattern includes a first etch stop layer surrounding the first opening and a second etch stop layer disposed on the first etch stop layer, and the second etch stop layer includes a protrusion extending further toward the light-transmitting area than the first etch stop layer.

Abstract: The present disclosure relates to a method of selecting stem cells having the ability to produce extracellular vesicles with high efficiency, the method including the step of measuring the activity of protease-activated receptor (PAR)-mediated signaling pathways, stem cells selected by the method, and a method of screening an inducer for the production of extracellular vesicles. According to the present disclosure, upon treatment of stem cells with thrombin, the production of extracellular vesicles in the stem cells and the levels of proteins in the extracellular vesicles are significantly increased via PAR-mediated signaling pathways, and thus stem cells having the ability to produce extracellular vesicles with high efficiency can be efficiently selected by treating stem cells with thrombin and measuring an activation level of a PAR-mediated signaling pathway, and stem cells selected by this method can be effectively used in related research and clinical fields.

Abstract: Disclosed is a mat, method, and program for measuring a golf posture that are capable of measuring a golf club swing speed. The golf posture measuring mat capable includes a sensor unit sensing a pressure corresponding to a golf posture of a user and a trajectory of a head of a golf club, a control unit analyzing the golf posture of the user and a swing speed of the golf club based on a sensed signal of the sensor unit, a display unit displaying analysis data analyzed by the control unit, and a storage unit storing the analysis data and reference data. A plurality of sensors in the sensor unit are arranged one-dimensionally or two-dimensionally on a mat plate. Each of the plurality of sensors includes a single sensor including one among a capacitive pressure sensor, a resistive pressure sensor, and a hybrid pressure sensor, or includes a composite sensor including two or more among the capacitive pressure sensor, the resistive pressure sensor, and the hybrid pressure sensor.

Abstract: A display device includes: pixel circuits arranged in a first direction on each of a first pixel row and a second pixel row; dummy sensor circuits arranged in a predetermined interval between the pixel circuits on the first pixel row; sensor circuits arranged in the interval between the pixel circuits on the second pixel row; light emitting elements disposed on the pixel circuits and connected to each of the pixel circuits; first light receiving elements on at least some of the pixel circuits of the first pixel row and the dummy sensor circuits; and second light receiving elements on at least some of the pixel circuits of the second pixel row and the sensor circuits. One of the sensor circuits is connected to at least two of the first light receiving elements and at least two of the second light receiving elements.

Abstract: The present invention relates to an agent for improving aftertaste of alcoholic beverages comprising allulose-containing saccharides, and a method for improving aftertaste of alcoholic beverages using allulose.

Abstract: An interconnect structure may include a first dielectric layer including a trench, a first conductive layer in the trench and including a plurality of first graphene layers stacked in a direction from an inner surface of the trench toward a center of the trench, a second dielectric layer on the first dielectric layer and including a through hole extending to the trench, and a second conductive layer in the through hole.

Abstract: Provided is a cosmetic composition including ceramides and a sphingolipid. A composition including two or more different ceramides and a sphingolipid, according to an embodiment, has the activity of increasing a ceramide content in the skin, increasing the expression level of aquaporin 3, increasing the expression level of fillaggrin, increasing the expression level of loricrin, increasing the expression level of involucrin, and increasing the skin thickness, and thus can be effectively used for improving skin conditions.

Abstract: A semiconductor device may include a multi-layer gate dielectric layer and an electronic apparatus including the semiconductor device. The semiconductor device may include a channel layer including a two-dimensional semiconductor material, a gate dielectric layer on a first area of the channel layer, a gate electrode on the gate dielectric layer, and source and drain electrodes in a second area of the channel layer. The gate dielectric layer may include a high-k dielectric layer and an intermediate dielectric layer. The intermediate dielectric layer may be between the high-k dielectric layer and the channel layer. A dielectric constant of the intermediate dielectric layer may be less than a dielectric constant of the high-k dielectric layer.

Abstract: A method and an apparatus are disclosed for video coding using an improved in-loop filter. The video coding method and the apparatus generate a residual frame from a reconstructed frame using a deep learning model. The video coding method and the apparatus improve performance of an in-loop filter by approximating an original residual frame by applying the generated residual frame to a linear model.

Abstract: An electronic component includes a microbody including a body including a plurality of dielectric layers and a plurality of internal electrodes disposed with a corresponding dielectric layer interposed therebetween, and an electrode layer disposed on an external side surface of the body and connected to a portion of the plurality of internal electrodes; and a sealing thin film. The microbody includes a microhole extending in at least a portion of the dielectric layer, the internal electrode, and the electrode layer through a surface of the microbody. The sealing thin film includes an internal sealing thin film disposed in at least a portion of an internal space of the open microhole to seal the microhole.

Abstract: The simulation system for predicting heating and cooling loads of a building comprises the collection unit collecting measurement data of a target building from a BEMS, the identification unit identifying indoor and outdoor temperature, humidity, and insolation measured in the building in real time based on RTS method, the correlation derivation unit deriving a correlation between energy usage based on the BEMS measurement data collected by the collection unit and the cooling and heating loads according to indoor and outdoor temperature, humidity, and insolation identified by the identification unit, the simulation unit predicting a change in cooling and heating loads according to a change in at least one of pieces of measurement data based on the correlation derived from the correlation derivation unit to perform a simulation, and the information provision unit providing a simulation result from the simulation unit in a visible form to a user terminal.

Abstract: A method for preparing error recovery of a memory device included in a memory system includes performing a training operation of the memory device upon power-on of the memory system, booting an operating system into a normal mode by operating the memory device using a selected operation frequency of a plurality of operation frequencies based on results of the training operation, detecting an error frequency among the plurality of operation frequencies in response to a change of the selected operation frequency of the memory device by the operating system, the error frequency being an operation frequency which causes at least one error in the memory device, and storing information regarding the detected error frequency in a first register included in a memory controller associated with the memory device.

Abstract: The present invention relates to a motor driving control system and a control method thereof. The purpose of the present invention is to provide a motor driving control system and a control method thereof, which may change electric current limiting logic, which is applied to a BLDC motor for a cooling fan, in response to an operating speed of the motor to stably protect the motor from an overload in a low-speed driving state as well as an overload in a high-speed driving state.

Abstract: Lithium secondary batteries are disclosed. In an embodiment, a lithium secondary battery includes an anode including an anode active material that includes carbon-based active material particles including carbon, the carbon-based active material particles having a Brunauer-Emmett-Teller (BET) specific surface area of 3.0 m2/g to 5.0 m2/g and an average particle diameter (D50) of 5?m to 7.5 ?m, a cathode facing the anode, and a non-aqueous electrolyte solution including a non-aqueous organic solvent that includes a propionate-based organic solvent including propionate and a lithium salt. A content of the propionate-based organic solvent relative to a total volume of the non-aqueous organic solvent is 55 vol % or more.