Abstract: A compound of Chemical Formula 1 or 2 and an organic light emitting device including the same are provided. The compound, when used as a material for an organic material layer of an organic light emitting device, provides improved efficiency, low driving voltage, and enhanced lifespan of the organic light emitting device.

Abstract: A display apparatus can include a substrate having a penetrating area and a separating area, the penetrating area including a substrate hole, a first buffer layer having a first-buffer lower layer, and a first-buffer upper layer, a first thin film transistor including a first semiconductor pattern, a first gate electrode, and a first source electrode and a first drain electrode, a first interlayer insulating film; a second interlayer insulating film, an opening extending through the second interlayer insulating film, the first interlayer insulating film, the first gate insulating film and the first-buffer upper layer, and a separation structure in the opening, the separation structure including a first separation layer having a same stacked structure as the first-buffer upper layer, a second separation layer having a same stacked structure as the first gate insulating film, and a third separation layer having a same stacked structure as the first gate electrode.

Abstract: A semiconductor device including: a first transistor which include a first gate stack on a substrate; and a second transistor which includes a second gate stack on the substrate, wherein the first gate stack includes a first ferroelectric material layer disposed on the substrate, a first work function layer disposed on the first ferroelectric material layer and a first upper gate electrode disposed on the first work function layer, wherein the second gate stack includes a second ferroelectric material layer disposed on the substrate, a second work function layer disposed on the second ferroelectric material layer and a second upper gate electrode disposed on the second work function layer, wherein the first work function layer includes the same material as the second work function layer, and wherein an effective work function of the first gate stack is different from an effective work function of the second gate stack.

Abstract: A semiconductor memory device is provided. The semiconductor memory device comprises a substrate including a cell region having an active region defined by a cell element isolation layer, a peripheral region near the cell region, and a boundary region between the cell region and the peripheral region. The device includes a word line structure in the substrate and extending in a first direction, a bit line structure on the substrate extending from the cell region to the boundary region in a second direction that crosses the first direction, including first and second cell conductive layers sequentially stacked on the substrate, and a bit line contact between the substrate and the bit line structure and connecting the substrate with the bit line structure. The second cell conductive layer in the boundary region is thicker than the second cell conductive layer in the cell region.

Abstract: The present invention relates to a bi-specific antibody that specifically binds to alpha-synuclein and IGF1R, and an use of the bi-specific antibody for the prevention, treatment and/or diagnosis of synucleinopathies associated with alpha-synuclein or alpha-synuclein aggregates, and can allow the alpha-synuclein antibody or an antigen-binding fragment thereof to penetrate the blood brain barrier to exert its action in the brain, and extend the half-life to maintain the efficacy for a long time.

Abstract: Provided is an organic light emitting device having improved driving voltage, efficiency and lifetime, the device comprising: an anode; a cathode; and a light emitting layer therebetween, wherein the light emitting layer comprises a compound of Chemical Formula 1 and a compound of Chemical Formula 2: wherein: any one of R?1 to R?12 is Chemical Formula 3, and the rest are hydrogen or deuterium: R1 is hydrogen, deuterium, or a substituted or unsubstituted C6-30 aryl or C2-60 heteroaryl containing one or more of N, O and S; Ar1, Ar2, Ar?1, and Ar?2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S; and the other substituents are as defined in the specification.

Abstract: A positive electrode material for a lithium secondary battery and a manufacturing method therefor are provided. The positive electrode material may have carbon nanotubes stably attached to a surface of an active material and may exhibit increased electron conductivity and improved surface stability. The positive electrode material for a lithium secondary battery may comprises: a positive electrode active material core comprising a Li—Ni—Co—Mn-M-O-based material, where M is a transition metal; and a carbon nanotube coating layer on a surface of the positive electrode active material core. Carbon nanotubes (CNT) may be in an amount of 1-5 wt %, based on 100 wt % of the positive electrode active material core.

Abstract: An NFC-enabled apparatus is disclosed. The apparatus includes a touch screen display and a near field communication (NFC) module comprising an NFC antenna and an NFC controller. In response to tagging between the NFC-enabled apparatus and the external NFC terminal, an NFC communication channel is established between the NFC-enabled apparatus and the external NFC terminal for data communication therebetween.

Abstract: The present disclosure relates to a novel PLK1 degradation inducing compound having a structure according to Formula I, a method for preparing the same, and the use thereof. The compounds of the present disclosure exhibit an effect of inducing PLK1 degradation. Therefore, the compounds of the present disclosure may be effectively utilized for preventing or treating PLK1-related diseases.

Abstract: The present disclosure provides an apparatus and method for encoding a video with ultra-low latency, the apparatus including: one or a plurality of video sources configured to provide a video signal; an encoder configured to encode the video signal provided through the video source and provided for each of the video sources; and a caster configured to transmit video data encoded by the encoder to the outside through a network communication network. Accordingly, the present disclosure can transmit a video with ultra-low latency, so a video service is possible in real time anytime anywhere as long as the internet is connected, whereby there is the advantage that the present disclosure can be applied to various fields of 4th industry such as autonomous driving, unmanned drone operation, driving of unmanned heavy equipment, robot control, a remote medical service, VR/AR, an intelligent CCTV, a smart city?factory, provision of traffic information, etc.

Abstract: A method for providing information on a user's concept understanding is provided. The method includes acquiring a set of data on a user's understanding of concepts including a first concept estimated using a concept-specific understanding estimation model that is trained on the basis of concept-specific correctness/incorrectness sequence data, estimating the user's understanding of a second concept not encountered by the user using a matrix factorization algorithm on the concept-specific correctness/incorrectness sequence data represented in a matrix structure with respect to the first concept and the second concept, and visualizing the user's understanding of the first concept included in the acquired data set and the second concept on a device of the user. The concept-specific understanding estimation model is trained such that the concept understanding is estimated by assigning a greater weight to a piece of the concept-specific correctness/incorrectness sequence data generated at a later time point.

Abstract: Disclosed herein is a method of depositing a transition metal single-atom catalyst including preparing a carbon carrier, and depositing a transition metal single-atom catalyst on the carbon carrier, in which the carbon carrier is surface-treated by an oxidation process, and wherein the deposition is carried out by an arc plasma process.

Abstract: The present disclosure relates to a photo-curable composition, a cured product thereof, and an optical member and a display device comprising same. The photo-curable composition has excellent low refractive index, light transmittance, and low haze characteristics by comprising a first olefinic monomer containing fluorine, a second olefinic monomer having an absolute viscosity of 7 cP or less at 25° C., a photo-polymerization initiator, and an amine compound.

Abstract: A semiconductor device includes a first semiconductor layer having first and second regions, a plurality of first channel layers spaced apart from each other in a vertical direction on the first region of the first semiconductor layer, a first gate electrode surrounding the plurality of first channel layers, a plurality of second channel layers spaced apart from one another in the vertical direction on the second region of the first semiconductor layer, and a second gate electrode surrounding the plurality of second channel layers, wherein each of the plurality of first channel layers has a first crystallographic orientation, and each of the plurality of second channel layers has a second crystallographic orientation different from the first crystallographic orientation, and wherein a thickness of each of the plurality of first channel layers is different from a thickness of each of the plurality of second channel layers.

Abstract: Provided is an organic light emitting device comprising an anode; a cathode; and a light emitting layer therebetween, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2, the device having improved driving voltage, efficiency and lifetime: wherein: any one of R?1 to R?12 is Chemical Formula 3, and the rest are hydrogen or deuterium: Ar1, Ar2, Ar?1, and Ar?2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O and S; R1 is hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O and S; and the other substituents are as defined in the specification.

Abstract: The present disclosure relates to a method for preparing a mordenite zeolite, the method including crystallizing, at a temperature of 150° C. to 190° C., a gel which includes, in mol based on 1 mol of silica, 0.02 to 0.2 of an alumina precursor, 0.01 to 0.04 of a structure-directing agent, 0.1 to 0.18 of a pH control agent, and 10 to 100 of water. According to the present disclosure, a mordenite zeolite having high particle size uniformity and a particle size controllable while maintaining the particle size uniformity may be prepared.

Abstract: A freight vehicle on which a drone is docked, may include: a transfer device provided in the vehicle and configured to move up and down between an internal space of the vehicle and a roof to receive freight from the drone through the roof of the vehicle or transfer freight to the drone; and a loadspace separated, as a portion of the internal space of the vehicle, from a space where the transfer device is provided and including an open portion formed on a side or a rear of the vehicle, and onto which the freight is loaded.

Abstract: A compound represented by Chemical Formula 1 and an organic light emitting device including the same are provided. The compound is used as a material for an organic material layer of the organic light emitting device, and provides improved efficiency, low driving voltage, and increased lifespan of the organic light emitting device.

Abstract: The present disclosure provides a seat cushion extension device for a fold-and-dive seat. The seat cushion extension device may include a pair of seat cushion side frames arranged at a predetermined interval, a seatback frame rotatably connected to the pair of seat cushion side frames and having a guide pin formed on an outer surface thereof, a seat cushion frame, a pair of links rotatably connected between the pair of seat cushion side frames and a front end of the seat cushion frame, and a pair of extension frames. Each of the pair of extension frames may have a front end connected to the seat cushion frame, and a rear end formed with a guide hole, into which a guide pin may be inserted. The seat cushion extension device may facilitate a forward extension of a seat cushion regardless of a position of a seatback of the fold-and-dive seat.

Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.