Abstract: A hydrogen production apparatus includes a first separation device that separates hydrogen from a first steel by-product gas and discharges a first mixed gas containing carbon monoxide and methane, a reforming device that generates the hydrogen and the carbon monoxide from the first mixed gas by using a reforming reaction, a heat supply device that generates heat energy using a second steel by-product gas as a combustion material and provides the heat energy to the reforming device, and a second separation device that individually separates the hydrogen and the carbon monoxide generated by the reforming device.

Abstract: A hydrogen production apparatus includes a first separation device that separates hydrogen from a steel by-product gas and discharges a first mixed gas containing carbon monoxide and methane, a pre-reforming device that receives the first mixed gas and a first water vapor, converts hydrocarbon into methane, and discharges a second mixed gas containing the methane, a mixed reforming device that receives the second mixed gas and a second water vapor and discharges a third mixed gas containing the hydrogen and the carbon monoxide, and a second separation device that individually separates the hydrogen and the carbon monoxide from the third mixed gas.

Abstract: A method, a computer system, a server, and a non-transitory computer-readable storage medium for providing a search service are provided. The method of providing the search service includes: executing the search service provided through a chatroom associated with a messenger application; and, based on a first search term input for the search service, displaying, on a search entry area, first search results corresponding to the first search term and at least one autocomplete search term of the first search term.

Abstract: The battery pack includes a lower case having a plate shape, a plurality of battery modules disposed on the lower case, an upper case having a polyhedral shape without a bottom surface and coupled to the lower case while covering the battery modules, and a flame propagation prevention unit disposed inside the upper case so as to be spaced apart from a front surface of each of the battery modules, which is a surface of a side, at which an electrode terminal is disposed, thereby preventing flame generated in the battery module from being propagated. The flame propagation prevention unit includes a blocking wall disposed to be spaced apart from an inner rear surface of the upper case, and a passage wall having one end connected to the blocking wall and extending away from the blocking wall and which is spaced apart from an inner surface of the upper case.

Abstract: A FOUP comprises: an external server; and a substrate processing device for performing substrate processing and transmitting integrated management data to the external server. The substrate processing device comprises: FOUPs for accommodating a plurality of substrates; load ports to which the FOUPs are detachably coupled; a process chamber in which substrate processing is performed; an EFEM, which is provided between the process chamber and the load ports, and has an end effector for getting, into the process chamber, the substrates accommodated in the FOUPs or putting, into the FOUPs, the substrates for which processing is completed in the process chamber; and a control unit for transmitting, if the FOUPs are loaded in the load ports, moving path data of the end effector to the external server when the end effector enters into or retreats from the FOUPs.

Abstract: Provided are a method of creating an index for blockchain data and a device and method for searching for blockchain data. The method of creating an index for blockchain data includes receiving, by a blockchain data search device, data to be stored in a blockchain network from a user application, requesting, by the blockchain data search device, the blockchain network to store the data and receiving a block number of a block in which the data is stored and a transaction identifier (ID) from the blockchain network when storage of the data is completed, and encrypting, by the blockchain data search device, the data and creating an index for the data on the basis of the encrypted data, the block number, and the transaction ID.

Abstract: Aspects of the disclosed technology include techniques, a mechanism, and an apparatus for diagnosing a battery. One or more processors may measure voltages of a plurality of batteries and, based on the measured voltages, determine a voltage deviation of the plurality of batteries. The one or more processors may determine a voltage deviation variation of each battery of the plurality of batteries at predetermined times periods and may compare a pattern of the voltage deviation variations of each battery of the plurality of batteries with a preset diagnosis pattern to diagnose a state of each of the plurality of batteries.

Abstract: A method for forming a semiconductor device may include forming, on a substrate, a trench which delimits a preliminary active region. A buffer layer may be formed on the preliminary active region using a first heat treatment process that is performed at 520° C. to 580° C. A sacrificial layer may be formed by replacing the buffer layer. An active region may be exposed by removing the sacrificial layer. A semiconductor liner may be formed on the active region.

Abstract: The present invention relates to a position determination apparatus for a robot detection laser sensor system in front-opening unified pods (FOUPs), including: an external server; and a wafer processing device for performing processing for wafers and transmitting integration management data to the external server, wherein the wafer processing device may include: the FOUPs configured to accommodate the wafers therein; loadports to which the FOUPs are detachably coupled; processing chambers in which the processing for the wafers are performed; and an equipment front end module (EFEM) disposed between the processing chambers and the loadports and having an end-effector adapted to get the wafers out of the FOUPs into the processing chambers or put the wafers finished in processing in the processing chambers into the FOUPs.

Abstract: An image sensor includes: a first substrate including a plurality of pixels; and a second substrate including a clock signal generator configured to generate a first clock signal, at least one buffer configured to receive the first clock signal from the clock signal generator and generate a buffered clock signal, a ramp signal generator configured to receive the buffered clock signal and generate a ramp signal based on the buffered clock signal, wherein a time length of an on-duty period of the first clock signal is different from a time length of an on-duty period of the buffered clock signal.

Abstract: Aspects of the disclosed technology include techniques, a mechanism, and an apparatus for diagnosing a battery. One or more processors may measure voltages of a plurality of batteries and, based on the measured voltages, determine a voltage deviation of the plurality of batteries. The one or more processors may determine a voltage deviation variation of each battery of the plurality of batteries at predetermined times periods and may compare a pattern of the voltage deviation variations of each battery of the plurality of batteries with a preset diagnosis pattern to diagnose a state of each of the plurality of batteries.

Abstract: Aspects of the disclosed technology include techniques, a mechanism, and an apparatus for diagnosing a battery. One or more processors may measure voltages of a plurality of batteries and, based on the measured voltages, determine a voltage deviation of the plurality of batteries. The one or more processors may determine a voltage deviation variation of each battery of the plurality of batteries at predetermined times periods and may compare a pattern of the voltage deviation variations of each battery of the plurality of batteries with a preset diagnosis pattern to diagnose a state of each of the plurality of batteries.

Abstract: A method of processing a neural network model for a circuit simulator can include reading a source file input to a circuit simulator, reading a neural network file when the source file is read, and generating a lookup table using size information of a semiconductor device included in the source file and parameters included in the neural network file.

Abstract: Disclosed herein are an apparatus and method for retrieving on-chain data based on an index. The apparatus includes memory in which at least one program is recorded and a processor for executing the program. The program may include a blockchain connection manager for recording data in at least one node or retrieving data from at least one node and outputting the same by being connected to a blockchain network formed of multiple nodes, a blockchain index manager for creating and managing an index for data stored in at least one node, and a query engine for requesting storage of data resulting from a transaction in a corresponding node through the blockchain connection manager, creating an index on the stored data by interworking with the blockchain index manager, and acquiring and outputting data that is retrieved based on the index through the blockchain connection manger in response to a retrieval request.

Abstract: Proposed are a timber-concrete composite slab with a notched plywood shear connector and a manufacturing method thereof. The timber-concrete composite slab may include a plurality of shear connectors disposed with gaps in a width direction, and a plurality of tension members made of wood and each coupled to lower portions of any one and another adjacent one of the shear connectors between the adjacent shear connectors. The timber-concrete composite slab may also include a plurality of heat insulators each bonded or inserted between upper portions of any one and another adjacent one of the shear connectors, and concrete poured in a predetermined height over the shear connectors.

Abstract: A electronic device including a host connector and memory device is provided. The host connector includes a connector pin, and the memory connector includes a connection terminal electrically connected to the connector pin of the host connector. The connector pin includes a first conductor part including a conductor, a second conductor part including the conductor, the second conductor part being bent from the first conductor part in a direction towards the connection terminal, and a stub including an insulator, the stub being bent from the second conductor part in a direction away from the connection terminal. The connection terminal includes a first region including an insulator, and a second region including a conductor. The second conductor part is electrically connected to the second region, so that the host connector is electrically connected to the memory connector.

Abstract: A battery pack includes a battery module including a plurality of battery cells; a case configured to accommodate the battery module therein, and including an upper cover; and a fire extinguishing material provided in the upper cover of the case to fall when a flame occurs.

Abstract: Disclosed in an electronic device, which includes a housing that includes a first plate and a second plate facing a direction opposite the first plate, a conductive plate that is disposed in a first plane between the first plate and the second plate, and is parallel to the second plate, a wireless communication circuit that is disposed within the housing and is configured to transmit and/or receive a signal having a frequency ranging from 20 GHz to 100 GHz, a first electrical path having a first end electrically connected with the wireless communication circuit and a second end floated, the first electrical path including a first portion between the first end and the second end, a second electrical path having a third end electrically connected with the conductive plate and a fourth end floated, the second electrical path including a second portion between the third end and the fourth end.

Abstract: Provided is a method of manufacturing MoS2 having a 1T crystal structure. The method includes performing phase transition from a 2H crystal structure of MoS2 to the 1T crystal structure by reacting MoS2 having the 2H crystal structure with CO gas. The phase transition includes annealing the MoS2 having the 2H crystal structure in an atmosphere including CO gas.

Abstract: Provided are a device and method for analyzing spatiotemporal data of a geographical space including one or more regions. The method includes imaging spatiotemporally varying data, selecting a representative image according to each transition state based on a spatiotemporal change in the imaged data, grouping pixels in the selected image by clustering the pixels, and performing group-specific data analyses.