Abstract: A semiconductor memory device includes a lower stacked structure with lower metal lines on a substrate, an upper stacked structure with an upper metal line on the lower stacked structure, a vertical structure penetrating the upper and lower stacked structures and including a channel layer, a first cutting line through the upper and lower stacked structures, an upper supporter in a recess on the first cutting line, a second cutting line through the upper and lower stacked structures and spaced apart from the first cutting line, a sub-cutting line through the upper stacked structure while at least partially overlapping the vertical structure in the vertical direction, the sub-cutting line being between the first and second cutting lines, top surfaces of the upper supporter and sub-cutting line being coplanar, and a first interlayer insulating layer surrounding a sidewall of each of the upper supporter and the sub-cutting line.

Abstract: Provided are a perovskite optoelectronic device containing an exciton buffer layer, and a method for manufacturing the same. The optoelectronic device of the present inventive concept comprises: an exciton buffer layer in which a first electrode, a conductive layer disposed on the first electrode and comprising a conductive material, and a surface buffer layer containing fluorine-based material having lower surface energy than the conductive material are sequentially deposited; a photoactive layer disposed on the exciton buffer layer and containing a perovskite photoactive layer; and a second electrode disposed on the photoactive layer. Accordingly, a perovskite is formed with a combined FCC and BSS crystal structure in a nanoparticle photoactive layer. The present inventive concept can also form a lamellar or layered structure in which an organic plane and an inorganic plane are alternatively deposited; and an exciton can be bound by the inorganic plane, thereby being capable of expressing high color purity.

Abstract: A drug administration management system according to an embodiment of the present disclosure may include a smart case configured to accommodate a drug administration device, display drug administration information including whether or not a drug is administered and a drug administration dose for each drug administration site input button based on an input of a user, and transmit the drug administration information externally; and a terminal configured to receive the externally transmitted drug administration information from the smart case, and monitor the drug administration information based on a drug administration plan input from a user.

Abstract: A display device of a tiled display includes a first substrate including an opening hole, a laser absorption layer disposed on the first substrate, including amorphous silicon, and multiple first contact holes, a first barrier insulating layer disposed on the laser absorption layer and including multiple second contact holes overlapping the first contact holes, multiple pad portions disposed on the first barrier insulating layer and partially disposed in the second contact holes, a second barrier insulating layer disposed on the first barrier insulating layer and the pad portions, a display layer disposed on the second barrier insulating layer, and a flexible film disposed under the first substrate, inserted into the opening hole, and electrically connected to the pad portions. A portion of the first barrier insulating layer is disposed in each of the first contact holes. The pad portions are electrically insulated from the laser absorption layer.

Abstract: There is a method for applying a BMC analytical local fan control model in a rugged environment. A server chassis cooling fan control method according to an embodiment controls rotation speeds of cooling fans on a zone basis while identifying/managing a temperature distribution of an edge server chassis on a zone basis through BMC data analysis. Accordingly, a damage that may be caused by increased temperature of an edge server in a rugged environment may be minimized, and also, power consumption for cooling an edge server may be reduced.

Abstract: Disclosed are systems and techniques for detecting audio sources and configuring acoustic device settings. For instance, a wireless device can obtain a first set of radio frequency (RF) sensing data associated with a first plurality of received waveforms corresponding to a first transmitted waveform reflected off of a plurality of reflectors. Based on the first set of RF sensing data, the wireless device can determine a classification of a first reflector from the plurality of reflectors. The wireless device can determine at least one acoustic setting based on the classification of the at least one reflector.

Abstract: A lens module assembly optimization method includes: in preparing a lens module including assembled N lenses respectively formed in cavities: receiving characteristic information of at least N lenses respectively formed in N cavity groups each including a respective plurality of cavities; and processing information for selecting N cavities from the N cavity groups, based on the characteristic information. A past cavity selection result, a fitness function configured based on data of the assembled N lenses or data of the prepared lens module according to the past cavity selection result, and a genetic algorithm are received or stored.

Abstract: This present invention provides a pharmaceutical composition comprising one or more ACAT inhibitors and one or more GLP-1RAs. It also provides a method for controlling body weight comprising co-administering to a subject in need one or more ACAT inhibitors and one or more GLP-1RAs.

Abstract: An embodiment armrest assembly for a vehicle includes an armrest rotatably coupled to an armrest board and configured to be extended from the armrest board by rotating forward or to be housed in the armrest board by rotating and standing and a speed-reduction damper mechanism connecting the armrest and the armrest board and configured to make a rotational speed of the armrest uniform by reducing the rotational speed when the armrest rotates to be extended.

Abstract: A knee joint rehabilitation apparatus for a wheelchair includes a rehabilitation apparatus frame having a height corresponding to a length of each of legs of a patient sitting on the wheelchair; an upper leg support disposed at an upper end of the rehabilitation apparatus frame and supporting upper legs of the patient thereon while the patient is sitting on the wheelchair; a lower leg support pivotably connected to the upper leg support, wherein the lower legs of the patient are seated and supported on the lower leg support; and an exercise control unit disposed on the rehabilitation apparatus frame and configured to allow the lower leg support to pivot around a connection portion between the lower leg support and the upper leg support such that the patient performs rehabilitation exercise of the knee joint thereof while sitting on the wheelchair.

Abstract: Provided is an electrode for a secondary battery, a method of manufacturing the same, and a secondary battery including the electrode.

Abstract: Disclosed herein are a printing apparatus that is mounted with roll-shaped drawable printing paper made of thermal paper whose color changes by heat, performs printing on the printing paper and cuts the printing paper via a cutter, and a printing method that is performed by the printing apparatus.

Abstract: A fuel electrode for a solid oxide electrolysis cell (SOEC) with improved high-temperature electrolysis efficiency includes a carrier having a first particle including nickel, and a second particle comprising yttria-stabilized zirconia, and a catalyst having a first element including at least one selected from the group consisting of Fe, Co, Pd, Cu, Mo, and combinations thereof, and a second element comprising gadolinia-doped ceria.

Abstract: A hydrogen supply method includes a two-side heat exchange mode in which both introducing a second fluid into a hydrogen storage part after the second fluid exchanges heat with a first fluid in a second heat exchanger in a state in which a compressor is driven to compress the first fluid and introducing the second fluid into the hydrogen storage part after the second fluid is heated or cooled in the thermal device are performed. The method also includes a one-side heat exchange mode in which one of introducing the second fluid into the hydrogen storage part after the second fluid exchanges heat with the first fluid in the second heat exchanger in a state in which the compressor is driven to compress the first fluid and introducing the second fluid into the hydrogen storage part after the second fluid is heated or cooled in the thermal device is performed.

Abstract: An embodiment armrest assembly for a vehicle includes an armrest including a main body and a lid, an armrest board to which the armrest is rotatably coupled and in which the armrest is accommodated in an erect state, and a skirt coupled to a rear bezel housing of the lid and to the armrest board and correspondingly covering a rear space of the lid when the armrest is rotated forward, wherein the skirt has a panel shape and includes a hard material.

Abstract: The present disclosure provides apparatuses and methods for operating a flash memory for programming operating system (OS) data before an surface mount technology (SMT) process. In some embodiments, the method includes erasing a plurality of memory cells in a memory block, reducing a lateral charge loss of the plurality of memory cells due to high temperature degradation during the SMT process by applying a pre-program voltage to word lines coupled to the memory block, and performing multi-bit programming of the OS data in the plurality of memory cells, prior to performing the SMT process. The applying of the pre-program voltage causes threshold voltages of the plurality of memory cells to increase.

Abstract: The present disclosure relates to a novel citrate synthase variant, a microorganism comprising the variant, and a method for producing L-amino acids using the microorganism.

Abstract: A hydrogen supply method includes a two-side heat exchange mode in which both introducing a second fluid into a hydrogen storage part after the second fluid exchanges heat with a first fluid in a second heat exchanger in a state in which a compressor is driven to compress the first fluid and introducing the second fluid into the hydrogen storage part after the second fluid is heated or cooled in a thermal device are performed. The method also includes a one-side heat exchange mode in which one of introducing the second fluid into the hydrogen storage part after the second fluid exchanges heat with the first fluid in the second heat exchanger in a state in which the compressor is driven to compress the first fluid and introducing the second fluid into the hydrogen storage part after the second fluid is heated or cooled in the thermal device is performed.

Abstract: Provided are a method and an apparatus for analyzing food using image captioning. A method for analyzing food using image captioning according to one embodiment of the present disclosure comprises generating image captioning data using food image features extracted from a food image; and generating a food name for the food image using the generated image captioning data.

Abstract: The present invention relates to a method and apparatus for filling a blank area of MPI view plane based on a pixel ray path. A method for generating multi plane image (MPI) data according to an embodiment of the present disclosure may comprise: calculating a pixel value according to each view for each photographed object, based on a plurality of input images photographed from a plurality of views; generating a view plane at a specific point by recording the calculated pixel value on one MPI layer determined based on the spatial position of the corresponding photographed object among a plurality of MPI layers; and generating MPI data by additionally recording the pixel value for the view.