Abstract: A spin chuck includes an upper plate having an upper surface and a lower surface, the upper plate including a groove and a support pin on the upper surface of the upper plate, wherein the support pin is configured to support a substrate; an anti-slip plate below the upper plate, the anti-slip plate having an upper surface and a lower surface, wherein the anti-slip plate includes a first protrusion protruding in a vertical direction from the upper surface of the anti-slip plate toward the upper plate; and a lower plate below the anti-slip plate, the lower plate including a chucking pin configured to fix the substrate, wherein the lower plate has an upper surface and a lower surface, wherein the first protrusion of the anti-slip plate is coupled to the groove of the upper plate.

Abstract: A multiple sensor-based abnormal condition monitoring method includes determining an operation mode based on condition information in a target area in which an abnormal condition is monitored, receiving sensing signals from a plurality of sensors installed in the target area in response to a first mode in which different objects are simultaneously detected being determined as the operation mode, processing the sensing signals and outputting first sensing data obtained by converting the sensing signals into digital signals, generating first input data to be input to a first neural network model by variably adjusting a size of the first sensing data, performing an operation in an analog domain on the first input data using the first neural network mode and outputting first operation data obtained by converting an operation result into digital data, and outputting a first monitoring result obtained by classifying an abnormal condition based on the first operation data.

Abstract: A semiconductor package includes a first redistribution layer substrate having a lower conductive structure; a first semiconductor chip and a second semiconductor chip electrically connected to the first redistribution layer substrate and arranged side-by-side on the first redistribution layer substrate; and an interposer disposed over a portion of the first semiconductor chip and a portion of the second semiconductor chip to electrically connect the first semiconductor chip to the second semiconductor chip, wherein the first semiconductor chip comprises a rear power distribution network structure in a lower portion of the first semiconductor chip, and the second semiconductor chip comprises a rear power distribution network structure in a lower portion of the second semiconductor chip.

Abstract: According to one or more embodiments, a method of manufacturing a lead frame, includes processing a base metal into a base substrate having a die pad portion and a lead portion, forming a nickel plating layer on the base substrate, and forming a palladium plating layer on the base substrate, wherein the palladium plating layer is formed by an electroplating method of applying a current having an on-off square wave having an on-current period shorter than an off-current period.

Abstract: Disclosed are an antibacterial glass composition, a method for preparing antibacterial glass powders using the same, and a home appliance including the antibacterial glass powders. The antibacterial glass composition contains: 30 to 70 wt % of P2O5; 10 to 30 wt % of MgO; 10 to 35 wt % of at least one of ZnO and WO3; 0.3 to 1 wt % of MnO2; and 0.4 to 2 wt % of Ag2O, wherein the antibacterial glass composition is free of K2O, Na2O, and CaO. Accordingly, provided is a phosphate-based antibacterial glass composition that exhibits excellent durability and antibacterial performance, even without including a melting point-lowering component and a structural strengthening component that cause side effects.

Abstract: The present disclosure relates to an organic electroluminescent compound represented by formula 1, an organic electroluminescent material comprising compounds represented by formula 1 and formula 2, an organic electroluminescent material comprising compounds represented by formula 1 and formula 3, and an organic electroluminescent device comprising the same. An organic electroluminescent device with improved driving voltage, luminous efficiency, and/or lifetime properties can be provided by comprising the organic electroluminescent compound or the organic electroluminescent material according to the present disclosure.

Abstract: An imaging device is provided. The imaging device includes: one or more imaging sources; and a plurality of detectors combined by joining, the plurality of detectors being configured to receive one or more imaging beams emitted by the one or more imaging sources.

Abstract: The present application provides a schedule creation method and system, a device, and a medium. The method includes: obtaining information to be processed in response to an input request triggered on a schedule creation page, where the information to be processed is configured to represent natural language content, wherein the information to be processed is configured to indicate the generation of a target schedule; displaying, on the schedule creation page based on the information to be processed, schedule information including a plurality of schedule configuration items; and creating the target schedule in response to a confirmation operation for the schedule information.

Abstract: A downlight includes a cover, a reflector cup, a light source, a housing, and two springs. The housing has a boss, and an opening surface of the boss extends radially outward to form a skirt. The cover is disposed on the opening surface of the boss to be spliced to the housing to form a cavity for accommodating the reflector cup and the light source, and the reflector cup is disposed on a light-emitting surface of the light source to enable light emitted by the light source to be reflected to be emitted out of the cover. The housing comprises two slots. The two springs are configured to be respectively detachably connected to the two slots, and a selective one of two sub-slots of each of the two slots receives a corresponding one of the two springs.

Abstract: A biomarker composition for predicting susceptibility to a therapeutic agent for neurofibromatosis by using Ras activity; and a pharmaceutical composition for preventing or treating neurofibromatosis, including a Ras activity inhibitor. The biomarker composition can accurately diagnose susceptibility to a therapeutic agent for neurofibromatosis by measuring the expression levels of a GTP-bound and activated Ras (Ras-GTP) protein and an activated p-ERK protein or a gene encoding the same in a biological sample of an individual. The pharmaceutical composition inhibits the activity of Ras proteins, and thus can be effectively used for the prevention or treatment of neurofibromatosis in which the activity of the Ras proteins is increased.

Abstract: The present specification relates to a method of preparing a positive electrode active material for a lithium secondary battery, and more particularly, to a positive electrode active material for a lithium secondary battery with excellent electrical conductivity and energy density, a method of preparing the same, and a positive electrode and a secondary battery including the same.

Abstract: Disclosed are a positive electrode active material, a positive electrode including the same, and a rechargeable lithium battery, the positive electrode active material includes a first positive electrode active material including a layered lithium nickel-manganese-based composite oxide and a second positive electrode active material including a lithium-manganese rich composite oxide in which a molar ratio of lithium to a total metal excluding lithium is about 1.1 to about 3 and a manganese content is greater than or equal to about 60 mol % based on 100 mol % of a total metal excluding lithium in the lithium-manganese rich composite oxide.

Abstract: An autonomous driving control apparatus includes a sensor device, a notification device, a memory, and a controller. In particular, the autonomous driving control apparatus identifies whether an autonomous driving control function for a host vehicle deteriorates, based on at least one of an operation state of the sensor device, driving information of the host vehicle, or any combination thereof. The autonomous driving control apparatus changes an autonomous driving control parameter including at least one of a sensor parameter, a deceleration and acceleration parameter, or any combination, when it is identified that the autonomous driving control function deteriorates. The autonomous driving control apparatus outputs at least one of the operation state of the sensor device, the driving information of the host vehicle, whether the autonomous driving control function deteriorates, whether autonomous driving control parameter changes, or any combination thereof, using the notification device.

Abstract: A mattress assembly includes: an air pocket unit configured to contain air; a pressure regulator for controlling the air pocket unit; and a body unit accommodating the air pocket unit and the pressure regulator. The body unit includes: a frame part having a top side open to provide an accommodation space for accommodating the air pocket unit and the pressure regulator; and a cover part disposed on the frame part to cover the accommodation space. The cover part includes; a first area formed to be relatively movable with respect to the frame part and covering or exposing the pressure regulator; and a second area disposed adjacent to the first area and fixed to the frame part. The first area faces an upper edge of the frame part when covering the pressure regulator.

Abstract: A display apparatus includes: an active layer; a first semiconductor layer positioned on a first side of the active layer; a second semiconductor layer positioned on a second side of the active layer. The first semiconductor layer may include: a plurality of semiconductor regions each comprising a plurality of semiconductors; and a plurality of separation regions between the plurality of semiconductor regions. The second semiconductor layer may include: a plurality of first pores disposed as to correspond to the plurality of semiconductor regions; a plurality of second pores disposed as to correspond to the plurality of separation regions; a plurality of color conversion portions positioned in the plurality of first pores and configured to convert light generated from the active layer into lights of different colors; and a plurality of blocking portions positioned in the plurality of second pores and configured to prevent interference between the different colored lights.

Abstract: A display device includes a pixel circuit disposed on a substrate, and a display element on the pixel circuit. The pixel circuit includes a first thin-film transistor comprising a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer, a second thin-film transistor comprising a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer, the second semiconductor layer being connected to the first semiconductor layer and the first gate electrode, a first shielding layer overlapping the second semiconductor layer, and a second shielding layer overlapping the second semiconductor layer and stacked on the first shielding layer.

Abstract: A display substrate and a display device. The display substrate comprises a base substrate and at least two first electrodes provided on one side of the base substrate and spaced apart; a pixel film layer is provided on the sides of the first electrodes away from the base substrate; a interval region is formed between the adjacent first electrodes; an isolation groove is formed on the side of the interval region away from the base substrate; the isolation groove electrically cuts off the pixel film layer on the adjacent first electrodes.

Abstract: A positive electrode active material includes a plurality of core particles including a layered lithium nickel-manganese-based composite oxide having a nickel content (e.g., amount) of greater than or equal to about 60 mol % based on 100 mol % of a total metal composition of the lithium nickel-manganese-based composite oxide excluding lithium, and a coating layer located on the surface of the core particle and containing Al and Ti. Also disclosed are a method of preparing the positive electrode active material, and a positive electrode and rechargeable lithium battery including the same.

Abstract: Disclosed is a lithium secondary battery including: a positive electrode; a negative electrode; and an electrolyte, wherein the positive electrode comprises a positive electrode active material layer comprising a positive electrode active material layer composition, wherein the negative electrode comprises a negative electrode active material layer comprising a negative electrode active material layer composition, wherein the positive electrode active material layer composition comprises a positive electrode active material comprising a layered active material containing nickel, and an olivine-based active material, wherein the negative electrode active material layer composition comprises a negative electrode active material comprising a silicon-based active material, and wherein a part by weight of the olivine-based active material (A) based on 100 parts by weight of the positive electrode active material, and a part by weight of the silicon-based active material (B) based on 100 parts by weight of the nega

Abstract: A contact structure according to the present disclosure includes a conductive feature, an etch stop layer (ESL) over the conductive feature, a dielectric layer over the ESL, and a contact feature extending through the dielectric layer and the ESL to contact the conductive feature. The dielectric layer includes a low-k dielectric matrix material, and nano-pipes disposed in the low-k dielectric matrix material and configured to reduce a thermal resistance of the dielectric layer.