Abstract: A system and a method for providing a sign language service are provided. The system includes a first terminal that generates at least one piece of first message data corresponding to a message to be delivered by a first user. The system also includes a server that converts the first message data received from the first terminal into first operation data corresponding to an operation of a robot. The system also includes the robot that performs an operation according to the first operation data received from the server. The server sorts two or more pieces of first operation data based on a transmission order according to a predetermined criterion, when identifying the two or more pieces of first operation data, and transmits the pieces of sorted first operation data to the robot. The robot performs the operation, based on the pieces of sorted first operation data.

Abstract: Disclosed herein are a Schottky barrier diode (SBD) and a method of manufacturing the same. The SBD includes a substrate, an ohmic layer formed on a portion of an upper portion of the substrate, a Schottky layer formed on a portion of an upper portion of the ohmic layer, an insulating layer formed on a portion of the upper portion of the ohmic layer, a low-k material layer formed on a portion of the upper portion of the substrate, and a Schottky metal layer formed on portions of upper portions of the low-k material layer and the insulating layer.

Abstract: Provided is a substrate processing apparatus, more particularly, a substrate processing apparatus capable of suppressing an generation of process by-products in a substrate processing process. A substrate processing apparatus includes a chamber part configured to provide an inner space in which a substrate is processed, a gas supply part configured to supply a process gas to the inner space, a substrate support configured to support the substrate, a heating liner provided inside the chamber part to at least partially surround the inner space, and a heating part configured to heat the heating liner.

Abstract: According to the inventive concept, an apparatus for analyzing a light-induced degradation (LID) phenomenon and healing characteristics of a p-type solar cell module, the apparatus being that analyzes LID reduction characteristics of the solar cell module includes a resonant heating mechanism, an induction coil plate, a treatment unit and a monitoring unit.

Abstract: Disclosed herein is an apparatus and method for executing a magic state distillation circuit in a logical qubit quantum system. The apparatus outputs a distilled magic state |Y>L by executing a magic state |Y>L distillation circuit in which multiple multi-target CNOT operations are performed in parallel and outputs a distilled magic state |A>L by executing a magic state |A>L distillation circuit in which multiple multi-target CNOT operations are performed in parallel. The magic state |Y>L distillation circuit is configured with three code blocks, code blocks 1 and 2 being configured with multiple multi-target CNOT operations and code block 3 being configured with SL operations and measurement operations, and the magic state |A>L distillation circuit is configured with three code blocks, code blocks 1 and 2 being configured with multiple multi-target CNOT operations and code block 3 being configured with TL+ operations and measurement operations.

Abstract: The present disclosure relates to a method and apparatus for representing dynamic neural radiance fields from unsynchronized videos. A method of acquiring a video at an arbitrary viewpoint based on a dynamic neural radiance fields model according to an embodiment of the present disclosure may comprise: inputting one or more videos acquired from one or more views for one scene into the dynamic neural radiance fields model; inputting a time embedding for the one or more videos into the dynamic neural radiance fields model; and rendering the video at the arbitrary viewpoint based on color information and density information output by the dynamic neural radiance fields model. Herein, time synchronization related to the time embedding may be performed by applying an individual time offset learned for each view, for the one or more views.

Abstract: Provided are a substrate processing apparatus and a substrate processing method, which are capable of independently performing processes on a plurality of substrates in a multi-station chamber.

Abstract: A circuit board according to an embodiment includes a first substrate layer; and a second substrate layer disposed on the first substrate layer and including a cavity, wherein the cavity of the second substrate layer includes a first part disposed adjacent to an upper surface of the second substrate layer and having a first inclination such that a width gradually decreases toward a lower surface of the second substrate layer; and a second part disposed below the first part adjacent to the lower surface of the second substrate layer and having a second inclination such that a width gradually decreases toward the lower surface of the second substrate layer, and the first inclination of the first part relative to a bottom surface of the cavity is greater than the second inclination of the second part relative to the bottom surface of the cavity, and a vertical length of the first part is different from a vertical length of the second part.

Abstract: An object synchronization apparatus includes a memory storing computer-executable instructions and at least one processor that accesses the memory and executes the instructions. The at least one processor: creates a virtual object corresponding to a source code of a user in a virtual space, in response to a compiling request based on the source code; performs verification for the created virtual object; performs synchronization between the verified virtual object and a real object, in response to a control request for the verified virtual object; and creates a sub-virtual object corresponding to a detected target object in the virtual space when the synchronized real object detects the target object.

Abstract: The present invention relates to polymer nanodiscs comprising a lipid bilayer and an amphiphilic polymer, and to a pharmaceutical composition comprising the polymer nanodiscs. The polymer nanodiscs of the present invention, comprising the lipid bilayer and the amphiphilic polymer, exhibit an antivirus effect when used, and thus may be used for preventing or treating virus infections.

Abstract: Provided is a method of manufacturing a hexagonal boron nitride multilayer according to an embodiment of the inventive concept, which includes providing a catalyst substrate including iron into a tube, using a heater to raise an internal temperature of the tube to 1400° C. or higher, and providing a boron nitride precursor into the tube to form a hexagonal boron nitride multilayer on the catalyst substrate.

Abstract: Provided is a method for synthesizing bipyridine that includes performing a dimerization reaction of a reactant including a piperidine-based compound, a pyridine-based compound, or a mixture thereof in the presence of a catalyst in which an active metal is supported on a composite metal oxide support including silica (SiO2) and alumina (Al2O3).

Abstract: One aspect relates to a composition for predicting preterm birth of the pregnant woman comprising an agent for detecting microorganisms of at least one genus selected from the group consisting of the genus Ureaplasma and the genus Prevotella and microorganisms of the genus Lactobacillus in a vaginal fluid sample of the pregnant woman and a method for predicting preterm birth using the same. According to one aspect, if the relative abundance ratio of the detected microorganisms of at least one genus selected from the group consisting of the genus Ureaplasma and the genus Prevotella is higher than that of normal pregnant woman, and the relative abundance ratio of the detected microorganisms of the genus Lactobacillus is lower than that of normal pregnant woman, it is predicted that preterm birth will occur. Therefore, the composition can be usefully used to predict preterm birth in pregnant women.

Abstract: An object of the present invention is to provide a heating carrier that does not heat all of exhaust gas flowing into a catalyst converter, but directly supplies, to a catalyst layer, thermal energy in the form of an instantaneous pulse to effectively activate a catalyst during a cold start-up period, and thus may reduce emission pollutants with a small amount of energy, and an exhaust gas reduction carrier having the heating carrier. In order to accomplish the object, the heating carrier of the present invention may include a main body of which the inside is formed to have a honeycomb structure, the main body being formed of a conductive ceramic material that is a nonmetallic heating element; and a catalyst layer formed by coating a first catalyst on a surface of the main body.

Abstract: A dehydrogenation method is provided that includes subjecting a first hydrogen storage body including compound including two or more N-heterocycloalkyl groups, and second hydrogen storage body including a compound including a substituted or unsubstituted cycloalkyl group and an N-heterocycloalkyl group, to a dehydrogenation reaction in the presence of a catalyst to produce hydrogen.

Abstract: An object placement model providing method according to an embodiment of the present invention may comprise the steps of: generating a variable configuring a state of a virtual space, a control operation changing the variable of the virtual space, an agent which is an object subjected to the control operation in the virtual space, a policy defining an effect of a predetermined variable on another variable, and a training environment subjected to reinforcement learning; generating a first neural network which trains a value function predicting a reward; generating a second neural network which trains a policy function determining a control operation to maximize finally accumulated rewards among available control operations on the basis of a prediction value of the value function for each state changed by the available control operations; and performing reinforcement learning to minimize cost functions of the first neural network and the second neural network.

Abstract: A low-temperature dehydrogenation method includes a dehydrogenation reaction of a reactant including a piperidine-based compound substituted with one or more alkyl groups. The dehydrogenation reaction takes place in the presence of a catalyst including an active metal. The active metal includes platinum (Pt), palladium (Pd), or a mixture thereof that is supported on a carrier including a composite metal oxide having alumina (Al2O3) and an additional metal oxide different from alumina, at a low temperature of 150° C. to 250° C., to produce hydrogen.

Abstract: Provided is a method for synthesizing bipyridine that includes performing a dimerization reaction of a reactant including a piperidine-based compound, a pyridine-based compound, or a mixture thereof in the presence of a catalyst in which an active metal is supported on a composite metal oxide support including silica (SiO2) and alumina (AI2O3).

Abstract: An object of the present invention is to increase the reduction performance of nitrogen oxides compared to existing three-way catalysts; simultaneously inhibit the emission of ammonia and nitrous oxide; simplify a process by means of a method of further doping an iridium-ruthenium catalyst into a commercial three-way catalyst; and expand the scope of application. The present invention provides a catalyst for simultaneously inhibiting the emission of ammonia and nitrous oxide by doping an iridium-ruthenium catalyst component into a three-way catalyst (TWC), a diesel oxidation catalyst, or a lean NOx trap supported on a honeycomb support.