Abstract: Provided is a compound of Chemical Formula 1: wherein: A1 represents Chemical Formula 1-a: the dotted line fuses with an adjacent ring, X is O or S, Ar1 is a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; D is deuterium; L is a single bond, or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing at least one of N, O and S; A2 is Chemical Formula 1-b or 1-c: L1 and L2 are independently a single bond, or a substituted or unsubstituted C6-60 arylene or C2-60 heteroarylene containing at least one of N, O and S; Ar2 to Ar5 are independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; and n is 0 to 5, and an organic light-emitting device including the same.

Abstract: Provided is a method for manufacturing a composition for increasing cognitive function.

Abstract: A method for manufacturing a vehicle wheel includes: a casting process of manufacturing the wheel in a one-piece body having a forming end and a temporary flange protruding at inner and outer sides of the wheel, respectively, wherein the one-piece body further includes a resonance chamber forming groove; a primary shape machining process of forming a stepped part at an outer circumferential side of the resonance chamber forming groove; a flow forming process of bending the forming end to be seated on the stepped part; a friction stir welding process of integrally bonding a portion where the forming end and the stepped part are in close contact with each other; a fine machining process of removing the temporary flange; and a sound-absorbing hole machining process of forming a sound-absorbing hole for communicating between the resonance chamber and an interior space of a tire in the forming end.

Abstract: An apparatus and method for manufacturing a grilled seaweed includes the apparatus comprising a grilling unit having a first housing with a first inlet opening and a first outlet opening which communicate with each other; a first conveyor for transferring a sheet of seaweed from the first inlet opening to the first outlet opening; a first heating source installed over the first conveyor to discharge a flame onto a top surface of the seaweed being transferred by the first conveyor; and a second heating source installed on both sides of a lower portion of the first conveyor to apply a flame onto a bottom surface of the seaweed being transferred by the first conveyor.

Abstract: A hydrogen storage system is disclosed and includes a storage unit including a plurality of unit storage containers, in which metal hydride materials are respectively provided in an interior thereof and which are connected to each other in parallel, and a thermal fluid line defining a thermal fluid passage, which passes via the plurality of unit storage containers continuously and through which a thermal fluid flows for heating or cooling the unit storage containers, thereby enhancing a storage performance and an efficiency of the hydrogen.

Abstract: A hydrogen storage device includes a storage container having an accommodation space in an interior thereof, a first metal hydride material provided in the interior of the storage container and that stores hydrogen, and a second metal hydride material provided in the interior of the storage container and that stores the hydrogen at a pressure that is different from that of the first metal hydride material. An advantageous effect of restraining an excessive rise of a pressure of the storage container and enhancing safety and reliability may be obtained.

Abstract: Provided is a holographic optical element printing method using a tunable focus lens and a rotating mirror. According to an embodiment, a holographic printer includes: a first optical engine and a second optical engine configured to adjust a phase of an incident collimated beam and emit the collimated beam; and a first reduction optical system and a second reduction optical system configured to reduce the beam emitted from the first optical engine and the second optical engine and to allow the beam to enter a holographic material, wherein each of the first optical engine and the second optical engine includes: a rotating mirror configured to reflect while adjusting the phase of the incident collimated beam through rotation; and a tunable focus lens configured to refract while adjusting the phase of the incident collimated beam reflected from the rotating mirror through focus tuning.

Abstract: Provided is a cognitive experiment method for change in periphery region image quality for parameter determination of a foveated hologram. According to an embodiment, a cognitive experiment method for determining foveated image parameters includes: generating a foveated image which includes a foveal region and a periphery region while reducing image quality regarding the periphery region; displaying the generated foveated image; receiving an input of a response to image quality of the periphery region from a subject; and collecting information regarding appropriate image quality of the periphery region, based on the response inputted by the subject. Accordingly, in applying a foveated hologram generation algorithm for real-time reproduction, various parameters such as a boundary between a foveal region image and a periphery region image in a foveated hologram, and a degree of quality degradation of the periphery region image may be appropriately determined through a cognitive experiment.

Abstract: A multilayer capacitor includes a body including a stack structure in which at least one first internal electrode and at least one second internal electrode are alternately stacked in a first direction with at least one dielectric layer interposed therebetween; and first and second external electrodes spaced apart from each other and disposed on the body to be respectively connected to the at least one first internal electrode and the at least one second internal electrode, wherein each of the first and second external electrodes includes a first conductive layer including a first conductive material and glass; and an oxide layer including an oxide and disposed on at least a portion of an external surface of the first conductive layer.

Abstract: Ophthalmic therapeutic agents having as pharmaceutically active ingredient a poorly water soluble drug of formula 1 are described. Specifically, an ophthalmic formulation containing an inclusion complex of a poorly soluble drug of formula 1 enclosed in cyclodextrin or a cyclodextrin derivative in an aqueous solution of pH 10 or higher is administered to a patient in need of optic nerve protection.

Abstract: Provided is a hologram image normalization method for a holographic printer. In a holographic printing method according to an embodiment, generating, encoding, and normalizing for the (n+1)-th hogel are performed in parallel with loading and recording of a normalized hologram for the n-th hogel, and moving and waiting for the (n+1)-th hogel. Accordingly, a global maximum value and a global minimum value for normalization may be calculated as approximate estimation values, and a hologram generation process and a printing process may be performed in parallel, so that a total printing time may be minimized and memory usage may be optimized when holographic printing is performed.

Abstract: An apparatus for assembling a solid hydrogen storage system includes a lower support installed to support a lower side of material blocks to be assembled, split covers assembled in multiple stages on an upper side of the lower support and forming therein a closed space in which the material blocks are capable of being assembled, the split covers being configured to be separated in a horizontal direction, and gas injection ports provided in the split covers to inject an inert gas into an inner space of the split covers.

Abstract: A blender includes a container body in which food is accommodated, a main body to support the container body, and an air guide provided in the main body to guide discharging of air flowing through a motor assembly to below the main body.

Abstract: A pixel includes: a light emitting element; a first transistor including a gate electrode electrically connected to a first node, a second node to which a first power voltage for driving the light emitting element is to be applied, and a third node electrically connected to the light emitting element; and a bias control transistor configured to be controlled in operating timing thereof by a bias control signal, and configured to switch electrical connection between the second node and a bias power line for transmitting a bias voltage. In one frame period, a voltage level of the bias voltage to be applied to the second node sequentially increases.

Abstract: The present invention relates to a method for increasing the productivity of 2?-fucosyllactose through various changes in culture medium composition and culturing on the basis of lactose, which is a substrate, wherein 2-fucosyllactose can be continuously produced in a high-yield at an optimum lactose concentration discovered by a culturing method of the present invention.

Abstract: A laminate can comprise an oxide disposed over a first major surface of a substrate. The oxide layer can comprise a thickness of about 40 nanometers or less. The oxide layer can comprise oxygen and a first element. The first element can comprise at least one of titanium, tantalum, silicon, or aluminum. The oxide layer can comprise an atomic ratio of oxygen to the another element of about 1.5 or less. The laminate can comprise a peel strength between the substrate and the oxide layer of about 1.3 Newtons per centimeter or more. Methods of making a laminate can comprise providing a substrate comprising a first major surface and depositing an oxide layer over the first major surface of the substrate by sputtering from an elemental target comprising an another element in an oxygen environment.

Abstract: Provided is an electronic apparatus and a method of managing feature information performed by the electronic apparatus, the method including the electronic apparatus receiving a request to store feature information in a database, based on at least some of a feature quantity, attributes of the feature information, a calculation method of the feature information and sources of the feature information, the electronic apparatus storing the feature information in one of a first database in which data for inference of a machine learning model is stored and a second database in which data for training the machine learning model is stored, and the electronic apparatus synchronizing the feature information from one of the first database and the second database in which the feature information is stored to the other database.

Abstract: Proposed is an all-solid-state battery including a self-standing sheet layer positioned on a negative electrode current collector. The all-solid-state battery may include the negative electrode current collector, the self-standing sheet layer positioned on the negative electrode current collector, a solid electrolyte layer positioned on the sheet layer, a positive electrode active material layer positioned on the solid electrolyte layer, and a positive electrode current collector positioned on the positive electrode active material layer. The sheet layer contains carbon nanotubes.

Abstract: The present invention relates to electrode slurry coating apparatus and method, the present invention ultimately allowing the process efficiency to be increased and rate of errors to be reduced when double-layer structured active material layers are formed by temporally adjusting the height of first and second discharge outlets through which active material is discharged.

Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.