Abstract: A mode conversion apparatus includes a first freeform-surface mirror to reflect incident light provided from a front-end optical system and output the reflected light in a first direction, and a second freeform-surface mirror to reflect the reflected light and output mode-converted light in a second direction where surface shapes of the first and second mirrors are determined based on a freeform-surface coefficient determined by at least five optical parameters of a distance from the first mirror to a confocal point of the first mirror and the second mirror, a distance from the confocal point to the second mirror, a distance from a waist of the incident light to the first mirror, a distance from the second mirror to a waist of the mode-converted light, and an incident angle of the incident light for the first mirror and an incident angle of the reflected light for the second mirror.

Abstract: A display device includes: a substrate comprising light-emitting areas and a non-light-emitting area; a light emitting element layer on the substrate; a thin-film encapsulation layer on the light emitting element layer; a wavelength conversion layer on the thin-film encapsulation layer; a binding member on the wavelength conversion layer and comprising an epoxy group; an opposing substrate facing the substrate; a color filter layer on a surface of the opposing substrate; and an auxiliary layer on the color filter layer and comprising an amine group, wherein the binding member and the auxiliary layer are in contact with each other, and the epoxy group of the binding member and the amine group of the auxiliary layer are chemically bonded to each other.

Abstract: Disclosed herein is a method for executing Artificial Intelligence (AI) services based on virtual infrastructures. The method includes configuring the sharing type of a computational processing unit, executing an AI service based on a virtual infrastructure using requirements for the AI service and information about the sharing type of the computational processing unit, and performing optimization for the AI service.

Abstract: Disclosed herein is an apparatus, method, and storage medium for integrated management of virtualization of computer resources. The apparatus receives a user request from a user; classifies the received user request depending on virtualization models for the one or more nodes, provides the classified user request to at least one interface of the virtualization models and performs an integration manager of the virtualization models.

Abstract: An intraoral scanner having a tomography function capable of setting a tomography area using shape information of an oral cavity includes a shape measurement light projector that irradiates shape measurement light for obtaining a shape image of an oral structure; a shape measurement camera that obtains a surface shape image of the oral structure by detecting reflected light; an optical coherence tomography (OCT) body that transmits tomography measurement light to the oral structure and detect reflected light to obtain an internal cross-sectional image of the oral structure; an OCT scan probe that irradiates the tomography measurement light emitted from the OCT body onto a desired position of the oral structure and transfer the reflected light to the OCT body; and a beam splitter that superimposes optical paths of the shape measurement light irradiated from the shape measurement light projector and the tomography measurement light irradiated from the OCT scan probe.

Abstract: A display device that includes a light emitting element layer disposed on a substrate, a thin-film encapsulation layer disposed on the light emitting element layer, a wavelength conversion layer disposed on the thin-film encapsulation layer and including a bank which defines light emitting areas and a non-light emitting area, a dam structure disposed on the wavelength conversion layer and overlapping at least one of the light emitting areas, a filling layer disposed on the wavelength conversion layer and disposed between portions of the dam structure, a color filter layer disposed on the dam structure, and a counter substrate disposed on the color filter layer, wherein the filling layer overlaps ones of the light emitting areas not overlapping the dam structure.

Abstract: The present invention relates to a heteroaryl derivative, a stereoisomer thereof, a hydrate thereof, a solvate thereof, or a pharmaceutically acceptable salt thereof, a method for preparing the same, and a pharmaceutical composition for preventing or treating cancer comprising the same as an active ingredient. The heteroaryl derivative of the present invention exhibits high inhibitory activity against overexpressed HER2, and thus, a pharmaceutical composition containing the same as an active ingredient can be usefully used for preventing or treating HER-2 positive cancer.

Abstract: A chatting service method and apparatus is disclosed. A method of operating a server providing a chatting service corresponding to one or more themes, according to an embodiment, may include: receiving a message including area information through a chat room corresponding to a specific theme; providing a map interface for exposing information about the message to a terminal; determining an area range based on view manipulation information of the map interface received from the terminal; extracting message information corresponding to the area range; and providing the extracted message information through the map interface.

Abstract: A negative electrode active material for a lithium secondary battery, including silicon oxide particles, wherein the silicon oxide has a full width at half maximum peak ranging between 2 and 6 in a particle size distribution and the silicon oxide particles have an average particle size (D50) of 1 ?m to 20 ?m, and a negative electrode and a lithium secondary battery comprising the same. The negative electrode active material according to the disclosure has outstanding life performance and output performance.

Abstract: A Maclura pubescens extract or fraction or a Prunus cerasoides extract or fraction having neuroglobin (Ngb) activation and neuroprotective effects and, on the basis thereof, a neuroprotective composition containing, as an active ingredient, a Maclura pubescens extract or fraction or a Prunus cerasoides extract or fraction. The neuroprotective composition can be used, through the activation of neuroglobin (Ngb), as a pharmaceutical composition or a food composition for treatment, alleviation and prevention of a stroke, a cerebral infarction, thrombosis, cerebral degenerative disease, vascular dementia, memory loss, short-term memory impairment, a concentration disorder, anxiety, nervousness and the like, and for brain damage protection, brain function improvement and cranial nerve cell protection.

Abstract: Proposed is a transparent plastic sheet for blocking ultraviolet and infrared rays, the sheet including a base layer including a thermoplastic polymer and a skin layer provided on one or each side of the base layer and including a thermoplastic polymer, a ultraviolet blocking agent, an antioxidant, and an infrared blocking agent, in which the base layer and the skin layer are formed by a co-extrusion method.

Abstract: A multi-view service providing method according to an embodiment of the present invention is performed through an apparatus including a processor and a memory, and the method comprises the steps of: (a) receiving one or more videos from one or more cameras individually capturing each artist belonging to an artist group; (b) determining a multi-view layout setting on a user's terminal for the received one or more videos; and (c) outputting the received one or more videos on the user's terminal according to the determined multi-view layout setting by the one or more processors in combination with a computing device, and the multi-view layout setting includes a first multi-view layout setting including one main video and one or more sub-videos on one screen, and a second multi-view layout setting including one or more main videos on one screen.

Abstract: A display device includes a light emitting element layer disposed on a substrate, where a plurality of emission areas is defined on the light emitting element layer, an encapsulation layer disposed on the light emitting element layer, a touch sensing layer disposed on the encapsulation layer, where the touch sensing layer includes a plurality of touch electrodes, a reflection reduction layer disposed on the touch sensing layer, and a window disposed on the reflection reduction layer. The reflection reduction layer includes a color filter layer disposed on the touch sensing layer, a bank layer disposed on the touch sensing layer between the color filter layers, a light blocking layer disposed on the bank layer, and a low refractive layer disposed on the color filter layer, and disposed adjacent to the light blocking layer.

Abstract: The present application relates to an apparatus for producing magnesium oxide, a method for producing magnesium oxide by using same, magnesium oxide produced thereby, and use of the magnesium oxide. According to the apparatus for producing magnesium oxide, the method for producing magnesium oxide by using same and the magnesium oxide produced thereby of the present application, the magnesium oxide may have high thermal conductivity at low costs, a small spherical particle size, and a dense structure. Such magnesium oxide can be used as a heat-dissipating filler.

Abstract: A lithium secondary battery includes a cathode having a cathode active material, an anode having an anode active material, a separator, and an electrolyte. The cathode active material comprises a lithium composite transition metal compound having Ni, Co, and Mn, and has single particles and/or pseudo-single particles. Each single particle consists of one nodule, and each pseudo-single crystal is a composite of 30 or fewer nodules. The single particles and/or pseudo-single particles have an average particle diameter (D50) of 1 ?m or more.

Abstract: The present invention provides an improved process for preparing an aminopyrimidine derivative or pharmaceutically acceptable salt thereof having a selective inhibitory activity against protein kinases, especially against the protein kinases for mutant epidermal growth factor receptors. Additionally, the present invention provides novel intermediates useful for said process and processes for preparing the same.

Abstract: An antibody derived from a cancer survivor and use thereof. More particularly, among antibodies derived from survivors of 5 or more years from breast cancer surgery, an antibody showing high binding strength to cancer cells and having an inhibitory effect on the growth and migration of cancer cells is selected to identify an antigen of the antibody. The antibody is then highly likely to contribute to the survival of cancer patients and unlikely to cause adverse effects upon administration, and thus, can be widely used clinically for preventing and treating cancer and inhibiting metastasis.

Abstract: In a method of recovering a transition metal from a lithium secondary battery, a an acidic solution is added to a recovery target material containing a transition metal to form a leachate. A basic compound is added to the leachate in an amount of 0.5 wt % to 1.9 wt % based on a total weight of the leachate to form a first transition metal solution. A fluorine compound is added to the first transition metal solution to form a second transition metal solution.