Abstract: According to an embodiment, the inorganic metal oxide includes a crystalline core and a ligand positioned on a surface of the crystalline core, the crystalline core includes crystalline ZnO, and the ligand is a compound represented by Formula 1 below. In Chemical Formula 1, n may indicate 1 or 3, and X may indicate one selected from SH, an amine, methoxysilane, a carboxylic acid, and a carbonyl acid.

Abstract: A display device may include pixel areas each including a first area and a second area; and a pixel in each pixel area. The pixel may include first to fifth insulating layers stacked on a substrate; a power line on the substrate; a pixel circuit component provided in the first area, and including a transistor disposed on the substrate and electrically connected to the power line; and an emission component provided in the second area, and including first, second, and third alignment electrodes disposed on the substrate, and a light emitting element disposed between the first, second, and third alignment electrodes. At least one of the first to the fifth insulating layers may be disposed under the first to the third alignment electrodes and may include an inorganic insulating layer.

Abstract: A display device is provided. The display device comprises a display panel having a display region and a non-display region, wherein the display panel is bent along a first bending line extending in a first direction and a second bending line extending in a second direction crossing the first direction, an outer profile of the non-display region forms a corner portion of the display panel, and the corner portion is symmetrical with respect to an extension line that bisects an angle formed by the first bending line and the second bending line.

Abstract: The present invention relates to a scalp type diagnostic system on the basis of scalp state information, and a scalp improving method using same, the system transmitting measurements of scalp questionnaire data and a scalp image to a server, storing same, and sharing the stored scalp questionnaire data and scalp image with a recommended service server and an artificial intelligence server to diagnose and analyze same, thereby accurately analyzing scalp state information with maximized speed and efficiency, diagnosing a scalp type on the basis of the analysis, carrying out a scalp improving method in accordance with the diagnosed scalp type, and recommending a suitable product in accordance with the scalp type.

Abstract: A display device includes sub-alignment areas including a pathway area defined by a first adjacent electrode and a second adjacent electrode spaced apart from each other in a first direction. A pathway area includes a first pathway area and a second pathway area spaced apart from each other along a second direction different from the first direction. The first adjacent electrode of the first pathway area and the first adjacent electrode of the second pathway area are spaced apart from each other with an open area therebetween. The second adjacent electrode of the first pathway area and the second adjacent electrode of the second pathway area are spaced apart from each other with the open area therebetween.

Abstract: A coil component includes: a body; an insulating layer disposed in the body; a coil portion including a first coil pattern embedded in the insulating layer and having a first surface exposed to a first surface of the insulating layer and a second coil pattern disposed on a second surface of the insulating layer, facing the first surface of the insulating layer; and a noise removing portion disposed in the insulating layer and spaced apart from the first and second coil patterns, respectively.

Abstract: Provided is a display device including a substrate including a front surface portion, a first side surface portion extending from a first side of the front surface portion, a second side surface portion extending from a second side of the front surface portion, and a corner portion between the first side surface portion and the second side surface portion, a first display area on the front surface portion of the substrate, and including a first pixel for displaying images, and a second display area on the corner portion of the substrate, and including a first voltage supply line, and a second pixel for displaying images, the second pixel including a first pixel electrode, a first light emitting layer on the first pixel electrode, and a common electrode on the first light emitting layer, wherein the first voltage supply line does not overlap the first pixel electrode in a thickness direction of the substrate.

Abstract: A composition having excellent thermal conductivity and insulating properties and easy of handling includes a thermally conductive filler, a plasticizer, acrylic acid, and an alkyl (meth)acrylate monomer. A heat radiation sheet manufactured from the composition is also provided.

Abstract: Provided is an apparatus for estimating blood pressure, including a pulse wave sensor configured to measure a pulse wave signal of a user, and a processor configured to obtain, based on the pulse wave signal, one or more feature values corresponding to the blood pressure, detect whether a change in a posture of a user from a first posture to a second posture occurs while measuring the pulse wave signal, based on the change in the posture being detected, correct a reference blood pressure based on a blood pressure variation caused by the change in the posture, correct the one or more feature values based on a variation in one or more pulse wave signal feature values caused by the change in the posture, and estimate the blood pressure based on the corrected reference blood pressure and the corrected one or more feature values.

Abstract: A display panel includes a pixel defining layer including first and second light-emitting openings, a conductive partition disposed on the pixel defining layer and including first and second partition openings and respectively corresponding to the first and second light-emitting openings, a first light-emitting element disposed in the first partition opening, a second light-emitting element disposed in the second partition opening, and a conductive pattern disposed on the conductive partition. The first light-emitting element includes a first anode, a first organic layer, and a first cathode contacting the conductive partition, and the second light-emitting element includes a second anode, a second organic layer, and a second cathode contacting the conductive partition. A conductive pattern opening corresponding to the second light-emitting opening is included in the conductive pattern.

Abstract: A cathode active material for a lithium secondary battery includes a lithium-transition metal oxide particle containing phosphorus introduced into the particle, and a coating formed on at least a portion of a surface of the lithium-transition metal oxide particle. The coating includes a phosphorus-containing compound. A content of phosphorus introduced into the lithium-transition metal oxide particle is in a range from 15 wt % to 30 wt % based on a sum of a weight of phosphorus introduced into the lithium-transition metal oxide particle and a weight of phosphorus contained in the coating.

Abstract: A quad-polymer composition includes monomers of (a) acrylonitrile, (a) vinylimidazole, (c) methyl acrylate and (d) either acrylic acid or itaconic acid. Such quad-polymer compositions may be used to form fibers (such as by melt spinning) that may then be annealed, stabilized, and/or carbonized to produce carbon fibers. The quad-polymer composition may be used for supercapacitors, lithium battery electrodes once carbonized, and as synthesized, it may be used for wound healing fibers, fabrics, coatings, and films, and anti-bacterial/anti-microbial fibers, fabrics, coatings and films. The carbon fibers formed from the quad-polymer composition may be used for the fiber composites for automobile, aerospace structures, marine structures, military equipment/parts, sporting goods, robotics, furniture, and electronic parts.

Abstract: A method for masking the appearance of a support structure underlying a highly translucent ceramic dental restoration is provided. The porous form of a zirconia ceramic dental restoration is treated with a liquid masking composition comprising 0.4 wt % to 50 wt % of one or more masking agents. The masking composition is applied to the internal surface of a restoration and a region of the facial surface of the restoration that is opposite the internal surface. After application of the masking compositions, treated zirconia restoration is sintered to greater than 98% theoretical density.

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

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: An apparatus for estimating blood pressure may include: a photoplethysmogram (PPG) sensor configured to measure a PPG signal from a user; and a processor configured to: extract a cardiovascular feature from the PPG signal; calculate a first variation in the extracted cardiovascular feature compared to a reference cardiovascular feature measured at a reference time; determine a measurement posture of the PPG signal based on a time interval between two waveform components of the PPG signal; in response to the measurement posture corresponding to the reference posture, estimate the blood pressure based on the first variation; and in response to the measurement posture not corresponding to the reference posture, obtain a second variation by correcting the first variation; and estimate blood pressure based on the second variation.

Abstract: An electronic device may include an electronic display having a gate-on-array (GOA) that generates gate signals in response to an activation signal, pixels that activate in response to a combination of the gate signals and data signals indicative of image data, and sensing circuitry. The sensing circuitry may measure a characteristic response of a gate signal a characteristic response of one or more pixels, or both and compare the characteristic responses to baselines. The electronic device may also include compensation circuitry that applies a compensation to the activation signal and/or to the image data based on the comparisons between the characteristic responses and the baselines.

Abstract: A memory device comprises a command decoding unit configured to generate a command by decoding an input signal applied to a first pad, wherein whether the command decoding unit is to be disabled is selected based on whether an operating state signal is activated, an operating state control unit configured to activate or deactivate the operating state signal in response to a set signal applied to the first pad, and an internal operation execution unit configured to perform a set internal operation in response to the command.