Abstract: The present invention relates to a light irradiation apparatus including: a body part, base parts coupled to the body part, light irradiators coupled to the corresponding base part to irradiate light on a user's body, and position adjustors for adjusting the light irradiators in position and having one or more actuators controlled by a computing device, wherein the one or more actuators adjust the light irradiators in position so that the positions of the light irradiators correspond to the user's body on which the light is irradiated.

Abstract: The present invention relates to a method for preparing an inorganic compound using desulfurization gypsum for reducing greenhouse gas emissions, and, more specifically, to a method for preparing an inorganic compound, in which calcium sulfate and calcium carbonate, which have various uses as construction materials and the like, can be prepared using, as raw material, desulfurization gypsum which, being a recycled resource, is industrial waste, and an extraction agent, and the extraction agent can be reused after separation, and thus, compared to existing processes, greenhouse gases and manufacturing costs can be remarkably reduced.

Abstract: In a method and device for cell (re)selection in an EMB-based non-terrestrial network. the method of a UE includes the steps of: configuring a candidate cell set which is a set of one or more neighboring cells having a cell timer value greater than the sum of a cell service timer value of a serving cell and a second value among at least one neighboring cell; selecting a candidate cell among the one or more neighboring cells on the basis of the SAT service timer value of each of the one or more neighboring cells belonging to the candidate cell set; and performing a procedure for configuring a connection with the candidate cell.

Abstract: A surface-treated inorganic nanoparticle includes a core including Mania (TiO2); a shell surrounding the core, and including zirconia(ZrO2); and a dispersant including a phosphate functional group, and connected to the shell,

Abstract: Provided is a thermoelectric module. The thermoelectric module includes a thermoelectric element including a first substrate, a first electrode disposed on the first substrate, a semiconductor structure disposed on the first electrode, a second electrode disposed on the semiconductor structure, and a second substrate disposed on the second electrode, a heat sink disposed on the second substrate, and an adhesive layer configured to bond the second substrate to the heat sink. The heat sink has a shape in which predetermined patterns are regularly repeated and connected. Each pattern includes a first surface disposed opposite to the second substrate, a in second surface which extends upward from one end of the first surface, a third surface which extends from the second surface to face the second substrate, and a fourth surface which extends upward from the other end opposite to the one end of the first surface and is connected to a third surface of an adjacent pattern.

Abstract: A positive electrode active material for a secondary battery includes a lithium composite transition metal oxide including nickel (Ni), cobalt (Co), and manganese (Mn), wherein the lithium composite transition metal oxide has a layered crystal structure of space group R3m, includes the nickel (Ni) in an amount of 60 mol % or less based on a total amount of transition metals, includes the cobalt (Co) in an amount greater than an amount of the manganese (Mn), and is composed of single particles.

Abstract: A railess variable seatback type rear seat includes: a linear movement device configured to convert a rotation of a motor into a linear movement; a sliding movement device configured to convert the linear movement into a sliding movement in which a seat cushion is pushed forward or backward; and a reclining angle change device configured to convert the sliding movement into a reclining movement, and to fold a seatback, which is connected to the seat cushion, forward or to recline the seatback backward.

Abstract: A composition which can be cured at room temperature; and can form a heat dissipation material exhibiting an appropriate level of hardness, low adhesion force, and excellent thermal conductivity, is provided. In addition, the composition can achieve the low adhesion force, and the like without using a plasticizer or the like, or in a state where even if the plasticizer is used, the use ratio thereof is minimized. A product containing the composition, or a cured body thereof is also provided.

Abstract: A battery pack includes a battery module assembly having at least one battery cell, a pack case configured to accommodate the battery module assembly, and a barrier unit provided on at least one side of the pack case, configured to discharge a vent gas in the pack case to the outside of the pack case and having at least one blocking baffle disposed obliquely to have a predetermined inclination angle.

Abstract: Discussed is a battery pack that may include at least one battery module including at least one battery cell; a case tray configured to support the at least one battery module; a tray cover coupled to the case tray; and at least one bushing gasket configured to connect the case tray and the tray cover and to support the case tray on a plurality of points.

Abstract: A paste for a reference electrode according to an embodiment of the present disclosure includes silver chloride powder and a carbon-based conductive material. The carbon-based conductive material may include at least one compound selected from the group consisting of carbon nanotubes, graphite, graphene, and carbon black. The reference electrode formed of the paste for a reference electrode according to an exemplary embodiment may provide improved mechanical properties and electrochemical properties.

Abstract: A battery pack includes a plurality of battery modules each including one or more battery cells to store and release energy, each battery module further including an intake portion and an exhaust portion, an intake duct including an intake channel and communicating with the intake portion of each of the plurality of battery modules, and an exhaust duct including an exhaust channel and communicating with the exhaust portion of each of the plurality of battery modules. Each of the plurality of battery modules further includes an opening/closing member configured to close the intake portion when internal pressure increases.

Abstract: A depth sensor includes a substrate that includes a first face and a second face opposite to each other in a first direction; a photoelectric conversion element disposed in the substrate; and first and second taps connected to the photoelectric conversion element. Each of the first and second taps includes: a floating diffusion area disposed in the substrate; a transfer transistor connected to the floating diffusion area; a photo transistor connected to the photoelectric conversion element; a tap transfer transistor connected to the photo transistor; and a storage transistor connected to the tap transfer transistor and the transfer transistor. The storage transistor includes a storage gate electrode. The storage gate electrode includes a first extension and a second extension that extend from the first face of the substrate toward the second face, and the first extension and the second extension are spaced apart from each other in a second direction.

Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure, it is possible to produce an organic electroluminescent device having improved driving voltage, power efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.

Abstract: The present invention relates to a method and system for providing language learning services. The method of providing language learning services, according to the present invention, the method may include: activating, in response to receiving an input for acquiring a learning target image through a user terminal, a camera of the user terminal; specifying at least a portion of an image taken by the camera as the learning target image; receiving language learning information for the learning target image from a server; providing the language learning information to the user terminal; and storing, based on a request for storing of the language learning information, the language learning information in association with the learning target image, such that the learning target image is used in conjunction with learning of the language learning information.

Abstract: Disclosed herein is an apparatus and method for synchronizing a block in a blockchain network. The apparatus synchronizes node information of existing participating nodes connected to a blockchain network by joining the blockchain network, determines synchronization target blocks by calculating the current section of a blockchain using an agreed-upon block received from the existing participating nodes, receives a block header of each section and the segment hash table of a snapshot that are verification data for verifying synchronization target data for the synchronization target blocks from participating nodes that are not connected as peers, among the existing participating nodes, generates a snapshot by receiving snapshot segments and the blocks of the current section, which are the synchronization target data, from participating nodes connected as peers, among the existing participating nodes, verifies the snapshot generated from the snapshot segments, and synchronizes the verified snapshot.

Abstract: The present disclosure relates to an apparatus for fabricating a display panel including: an attachment member having a fixing portion in a pressurization direction to which a pressurization header is fixed, an attachment driving member configured to move the attachment member and the pressurization header in the pressurization direction or a detachment direction through a fixing frame of the attachment member, a first pressure sensing module between the pressurization header and the attachment member and configured to generate first pressure detection signals according to pressure applied to the pressurization header, a gradient setting module configured to set a gradient of the pressurization header based on magnitudes of the first pressure detection signals, and a gradient control module configured to adjust gradients of the pressurization header, the attachment member, and the fixing frame according to control of the gradient setting module.

Abstract: Disclosed are an apparatus and method for electing a committee node in a blockchain. The apparatus for electing a committee node in a blockchain is configured to transmit a staking transaction including validator information to a blockchain system to register a validator node, generate a draw pool for electing a committee node based on the validator information, change entries of the draw pool using a predefined shuffling algorithm, select a preset number of top entries as votes of a committee member from among the entries of the shuffled draw pool, and elect, as the committee node, the validator node that has acquired votes of a committee.