Abstract: Provided is a lithium secondary battery including a positive electrode, a negative electrode, a separator, and a non-aqueous electrolyte, wherein the positive electrode includes a positive electrode active material comprising lithium iron phosphate particles, and the positive electrode has a loading amount of 450 mg/25 cm2 to 740 mg/25 cm2, and the non-aqueous electrolyte includes a lithium salt, an organic solvent, and an additive, wherein the organic solvent includes ethylene carbonate, and dimethyl carbonate, and the dimethyl carbonate is included in 5 vol % to 75 vol % in the organic solvent, and the additive contains vinylene carbonate, and the weight ratio of the vinylene carbonate to the dimethyl carbonate is greater than 0 to 0.2 or less.

Abstract: A display panel includes an upper substrate to which external light is incident, a sealing member which is in a non-display area and couples the upper substrate to a lower display substrate. The upper display substrate includes: a base substrate; a light shielding layer and filter layer each corresponding to the non-display area and absorbing a portion of external light which is transmitted through the base substrate at the non-display area, the filter layer and the light shielding layer having different colors from each other. In a first non-display area of the base substrate which corresponds to the sealing member, only one among the filter layer and the light shielding layer is disposed. In a second non-display area of the base substrate which is adjacent to the first non-display area, both the filter layer and the light shielding layer are disposed.

Abstract: The austenitic stainless steel that does not cause defects such as aging crack or delayed fracture even after the expansion and curling process of 5 steps or more is disclosed. In accordance with an aspect of the present disclosure, an austenitic stainless steel with excellent pipe expanding workability and aging crack resistance includes, in percent (%) by weight of the entire composition, C: 0.01 to 0.04%, Si: 0.1 to 1.0%, Mn: 0.1 to 2.0%, Cr: 16 to 20%, Ni: 6 to 10%, Cu: 0.1 to 2.0%, Mo: 0.2% or less, N: 0.035 to 0.07%, the remainder of iron (Fe) and other inevitable impurities, and the C+N satisfies 0.1% or less, the product of the Md30 (° C.) value and average grain size (?m) satisfies less than ?500.

Abstract: One or more embodiments relate to a cellulose acetate tow, a filter including the same, and an aerosol generating article including the filter.

Abstract: A display apparatus includes a display panel including a plurality of pixels, and a cover panel including a window layer, an optical filter layer, a color filter layer and a bezel layer. The window layer includes a transmission region and a bezel region adjacent to the transmission region. The optical filter layer is disposed on the transmission region of the rear surface of the window layer. The color filter layer is disposed on the optical filter layer and includes a quantum dot. The bezel layer is disposed on the bezel region of the rear surface. The optical filter layer includes a partition wall layer, in which an opening is defined, a light-blocking layer disposed on the partition wall layer, and a reflection layer disposed in the opening. The bezel layer has a same color as the light-blocking layer.

Abstract: Provided are a method for preparing a polyetherketoneketone and a polyetherketoneketone prepared thereby, wherein, at the time of a polymerization reaction, nitrogen gas is blown into a liquid reaction medium while stirring, thereby quickly removing hydrochloric acid, which is a by-product generated during the reaction, and preventing aggregation of resin particles, thus suppressing the generation of scales.

Abstract: A reference signal (RS) transmission system to transmit a channel state information (CSI) RS for extraction of CSI to a relay and a macro terminal is disclosed. The base station transmits information on a sub frame containing the CSI RS to the relay or the macro terminal. The macro terminal and the relay receive the CSI RS using the information on the sub frame. The macro terminal and the relay extract the CSI using the CSI RS and transmit the extracted CSI to the base station.

Abstract: Provided is an apparatus for estimating a target component, the apparatus including a temperature controller configured to modulate temperature of an object, a measurer configured to measure a spectrum for each temperature of the object that changes based on the modulation, and a processor configured to obtain effective optical pathlength vectors corresponding to a temperature change based on the spectrum for each temperature of the object, obtain a representative effective optical pathlength based on the obtained effective optical pathlength vectors, and obtain a target component estimation model based on the obtained representative effective optical pathlength.

Abstract: A semiconductor package includes: a substrate including a first region and a second region at least partially surrounding the first region in a plane defined by first and second horizontal directions, wherein the substrate has a first surface and a second surface opposed to the first surface; a wiring pattern disposed on the first surface of the substrate; a first recess formed on the second surface of the substrate and in the second region of the substrate; a back side insulating layer disposed on the second surface of the substrate, wherein the back side insulating layer fills an inside of the first recess; a through via penetrating through the first region of the substrate and the back side insulating layer, wherein the through via connects to the wiring pattern; and a second recess formed in the back side insulating layer and on the first recess.

Abstract: A compound according to an embodiment is represented by Formula 1. An electrolyte includes a lithium salt, an organic solvent, and the compound. A lithium secondary battery includes a cathode, an anode disposed to face the cathode, a separation membrane interposed between the cathode and the anode, and the electrolyte. In a method for preparing the compound, a compound represented by Formula 2 and a compound represented by Formula 3 are reacted.

Abstract: A compound according to an embodiment is represented by Formula 1. An electrolyte includes a lithium salt, an organic solvent, and the compound. A lithium secondary battery includes a cathode, an anode disposed to face the cathode, a separation membrane interposed between the cathode and the anode, and the electrolyte. In a method for preparing the compound, a compound represented by Formula 2 and a compound represented by Formula 3 are reacted.

Abstract: An authentication system for providing a biometrics-based login service, comprising: a biometrics authentication server; a target client; and a personal information authentication server, wherein a control method of the personal information authentication server in the authentication system comprises the steps of: checking, before a biometrics authentication process is performed, whether mutual trust exists between the personal information authentication server and the target client; obtaining, after it is determined that mutual trust exists between the personal information authentication server and the target client, biometrics for authentication from the target client; checking whether mutual trust exists between the personal information authentication server and the biometrics authentication server; providing, when it is determined that mutual trust exists between the personal information authentication server and the biometrics authentication server, the biometrics for authentication to the biometrics aut

Abstract: A semiconductor device includes a device isolation layer defining first and second active regions, a buried contact connected to the second active region, and first and second bit line structures disposed on the first and second active regions. Each of the first and second bit line structures comprises a bit line contact part and a bit line pass part. The bit line contact part is electrically connected to the first active region. The bit line pass part is disposed on the device isolation layer. A height of a lowest part of the buried contact is smaller than a height of a lowest part of the bit line pass part. The height of the lowest part of the buried contact is greater than a height of a lowest part of the bit line contact part. A lower end of the bit line pass part is buried in the second active region.

Abstract: Provided is a method, performed by at least one computing apparatus, of generating an interpretable prediction result for a patient. The method includes receiving medical image data of a subject patient, receiving additional medical data of the subject patient, and generating information about a prediction result for the subject patient, based on the medical image data of the subject patient and the additional medical data of the subject patient, by using a machine learning prediction model.

Abstract: A system for inducing synthesis of Vitamin D in a body includes a wearable illumination device formed in a structure that is wearable on the body, and including a plurality of light sources configured to radiate an ultraviolet light to a skin of a worn part; and a control device connected to the plurality of light sources and configured to drive the plurality of light sources to radiate the ultraviolet light, wherein the wearable illumination device includes a light diffusion panel configured to equalize an irradiance of the ultraviolet light reaching the skin by causing diffusion of the ultraviolet light radiated from the plurality of light sources.

Abstract: A semiconductor device includes a substrate having a cell region, a boundary region, a peripheral region sequentially arranged in a first direction, an active pattern extending in the cell region in a second direction forming a first acute angle with respect to the first direction, and a boundary pattern in the cell region and directly adjacent to the boundary region. The boundary pattern includes a first side surface extending in the second direction and a first boundary surface extending in a third direction, which is perpendicular to the first direction, from the first side surface, and the first boundary surface defines a boundary between the cell region and the boundary region.

Abstract: Provided is an image generating device including a first lighting unit configured to emit light to an object, a second lighting unit configured to emit light to the object and located at a position different from a position of the first lighting unit, a light receiver configured to receive light reflected from the object when light is emitted to the object from the first lighting unit or the second lighting unit, and an image processor configured to obtain image data based on the light received by the light receiver and process the obtained image data, wherein the image processor obtains a first image based on light reflected from the object when light is emitted from the first lighting unit, obtains a second image based on light reflected from the object when light is emitted from the second lighting, generates a processed image by synthesizing the first image and the second image to correct a pixel value of a light noise region of the first image and/or the second image.

Abstract: Disclosed herein is an inclined thin film solar cell. The inclined thin film solar cell includes a substrate including at least one first surface having a surface inclined at a first angle with respect to the bottom surface of the substrate and at least one second surface located adjacent to the first surface and having a surface which is connected to a next inclined surface and inclined at a second angle, a first electrode famed on a surface of the substrate, a light absorbing layer famed on the first electrode, and a second electrode formed on the light absorbing layer.

Abstract: A semiconductor device includes a device isolation layer defining first and second active regions, a buried contact connected to the second active region, and first and second bit line structures disposed on the first and second active regions. Each of the first and second bit line structures comprises a bit line contact part and a bit line pass part. The bit line contact part is electrically connected to the first active region. The bit line pass part is disposed on the device isolation layer. A height of a lowest part of the buried contact is smaller than a height of a lowest part of the bit line pass part. The height of the lowest part of the buried contact is greater than a height of a lowest part of the bit line contact part. A lower end of the bit line pass part is buried in the second active region.

Abstract: Provided is an image generating device including a first lighting unit configured to emit light to an object, a second lighting unit configured to emit light to the object and located at a position different from a position of the first lighting unit, a light receiver configured to receive light reflected from the object when light is emitted to the object from the first lighting unit or the second lighting unit, and an image processor configured to obtain image data based on the light received by the light receiver and process the obtained image data, wherein the image processor obtains a first image based on light reflected from the object when light is emitted from the first lighting unit, obtains a second image based on light reflected from the object when light is emitted from the second lighting, generates a processed image by synthesizing the first image and the second image to correct a pixel value of a light noise region of the first image and/or the second image.