Abstract: The present disclosure relates to a novel yeast mutant strain for producing a ceramide precursor, and a method for preparing the same, and more specifically, to a Pichia ciferrii mutant strain genetically engineered to overexpress sphingolipid metabolites prepared through the reconstruction of metabolic pathways for ceramide production in Pichia ciferrii, or a method for preparing the mutant strain.

Abstract: An organic light emitting diode includes a first electrode; a second electrode facing the first electrode; a first emitting material layer between the first and second electrodes; and a first intermediate organic layer between the first emitting material layer and the second electrode and including a first organic layer and a second organic layer between the first organic layer and the second electrode, wherein the first organic layer includes a first compound represented by Formula.

Abstract: Disclosed is a dehumidifier capable of dehumidifying an indoor space more efficiently. The present dehumidifier comprises: a body having an intake opening and a discharge opening; a blowing fan arranged inside the body so as to draw air into the body through the intake opening and to discharge the same to the outside through the discharge opening; a fan case having a duct arranged inside the body so as to provide a channel through which the air drawn by the blowing fan flows to the discharge opening; a heat exchanger arranged inside the body so as to remove moisture from the air that has flown into the body; and fixed blades that are fixedly installed inside the duct so as to split the air, which has flowed through the channel, to a plurality of discharge paths.

Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.

Abstract: Disclosed is an air conditioner, and more particularly, to an air conditioner having an airflow guide to make the flow of discharged air uniform. An air conditioner comprising a housing having a suction port and a discharge port, a heat exchanger arranged inside the housing, a blower fan configured to suck in air through the suction port, force the air to be subject to heat exchange with the heat exchanger, and discharge the heat-exchanged air through the discharge port, a first blade pivotally arranged to open or close the discharge port and having a first face and a second face opposite of the first face, a first flow path formed between the discharge port and the first face, a second flow path formed between the discharge port and the second face, a second blade movably installed inside the housing and a third blade formed to protrude from the second blade to guide air to the first flow path and the second flow path.

Abstract: A storage device includes a nonvolatile memory device including a plurality of nonvolatile memories; a controller configured to allocate write blocks of the nonvolatile memory device to a plurality of streams provided from an outside; and a buffer memory configured to store a result of allocation of the write blocks to the plurality of streams, wherein the controller is further configured to reallocate the write blocks of the nonvolatile memory device to the plurality of streams based on the result of allocation stored in the buffer memory.

Abstract: A memory storage device is capable of improving reliability of a memory system. The memory storage device comprises a memory controller, and a non-volatile memory connected to the memory controller. A method includes receiving, by the memory controller, a command from a host device, the command requesting lost LBA (logical block address) information resulting from a system shutdown of the memory storage device, in response to the command, providing, by the memory controller, the lost LBA information, and receiving, by the memory controller, recovered data corresponding to the lost LBA information, wherein the lost LBA information includes at least one of the number of LBAs lost by system shutdown, an LBA list lost by system shutdown, and deletion of a previous LBA list lost by system shutdown.

Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.

Abstract: Provided is a method of managing design bases applied to a nuclear power plant in an integrated manner by using a building information model so that design bases attributes are precisely provided to a subsequent design by using a design bases information layer to ensure consistency between design drawings.

Abstract: A storage device includes a nonvolatile memory device including a plurality of nonvolatile memories; a controller configured to allocate write blocks of the nonvolatile memory device to a plurality of streams provided from an outside; and a buffer memory configured to store a result of allocation of the write blocks to the plurality of streams, wherein the controller is further configured to reallocate the write blocks of the nonvolatile memory device to the plurality of streams based on the result of allocation stored in the buffer memory.

Abstract: According to the disclosure, an inspection apparatus determines whether a defect has occurred in a plurality of first inspection objects by comparing a reference range with the measurement value of the plurality of first inspection objects, identifies a plurality of second inspection objects in which a first error has occurred, and a plurality of third inspection objects in which a second error has occurred based on a result of determination whether the defect has occurred, adjusts the reference range based on measurement values of the plurality of second and third inspection objects, determines at least one of an occurrence probability of the first error and the second error based on the adjusted reference range, and displays at least one of a graph indicating the result of determination whether the defect has occurred, the adjusted reference range, the determined occurrence probability of the first error and the second error.

Abstract: An outdoor unit of an air conditioner includes a housing including an outlet, a fan disposed inside the housing, and a guide guiding air flowing by the fan, wherein the guide includes an inflow portion provided to guide air introduced into the housing to the fan and a diffuser extending from the inflow portion to guide air passing through the fan to the outlet. The inflow portion includes a duct connected to the diffuser, a bell mouth disposed on an upstream side further than the duct and configured such that a width of an inlet end of the bell mouth is wider than a width of an outlet end of the bell mouth, and a guide vane formed on the bell mouth and configured to guide air introduced into the fan.

Abstract: An open channel solid state drive includes a flash memory including a first block and a controller which controls the flash memory, the controller receiving write data and a physical address of the first block from a host and attempting a write of the data in the first block. The controller generates first data which is not written in the first block among the write data when a power-off occurs during writing attempt. The write data includes the first data and second data already written in the first block. The controller determines whether successive writing of the first data in the first block is possible or impossible. If the successive writing is possible, the controller successively writes the data in the first block. If the successive writing is impossible, the host or the controller writes the first data and the second data in a second block of the flash memory.

Abstract: A blood testing apparatus includes an analyzer configured to analyze blood components of an animal that are included in a test medium; an output device configured to display analysis results of the blood components; and a controller configured to determine a species of the animal based on at least one from among types of the blood components and the analysis results of the blood components and control the output device to display the determined species of the animal.

Abstract: Disclosed are a method and apparatus for estimating lithofacies by learning well logs. The method includes a model formation step of forming lithofacies estimation model to output lithofacies corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having lithofacies corresponding to measured depth as answers, and lithofacies estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which lithofacies are to be estimated, the values being arranged corresponding to measured depth, to the lithofacies estimation model to estimate lithofacies corresponding to measured depth.

Abstract: Disclosed are a method and apparatus for estimating S-wave velocities by learning well logs, whereby the method includes a model formation step of forming an S-wave estimation model to output S-wave velocities corresponding to measured depth when the well logs are input based on train data sets including train data having values of multiple factors included in the well logs, the values being arranged corresponding to measured depth, and label data having S-wave velocities corresponding to measured depth as answers, and an S-wave velocity estimation step of inputting unseen data having values of multiple factors included in well logs acquired from a well at which S-wave velocities are to be estimated, the values being arranged corresponding to measured depth, to the S-wave estimation model to estimate S-wave velocities corresponding to measured depth.

Abstract: The present invention relates to a method for producing a medium chain diamine and, more specifically, to a method for producing a medium chain diamine from an alcohol or alkane derived from a fatty acid, by culturing a recombinant microorganism from which a fatty aldehyde dehydrogenase gene in a ?-oxidative metabolic pathway and a ?-oxidative metabolic pathway related gene have been deleted, and also into which a ?-transaminase gene has been introduced. The recombinant microorganism disclosed in the present invention can prevent the additional oxidation and ?-oxidation metabolism of fatty aldehyde and can produce a medium chain diamine with a high yield by introducing an amine group to the terminus thereof.

Abstract: A method for producing isoprene includes culturing E. coli, which has isoprene productivity and in which a gene encoding a recA protein is attenuated or deleted, in a medium containing a carbon source. Therefore, a great amount of isoprene may be produced within a short period of time, and thereby considerably decreasing isoprene production unit costs.

Abstract: An open channel solid state drive includes a flash memory including a first block and a controller which controls the flash memory, the controller receiving write data and a physical address of the first block from a host and attempting a write of the data in the first block. The controller generates first data which is not written in the first block among the write data when a power-off occurs during writing attempt. The write data includes the first data and second data already written in the first block. The controller determines whether successive writing of the first data in the first block is possible or impossible. If the successive writing is possible, the controller successively writes the data in the first block. If the successive writing is impossible, the host or the controller writes the first data and the second data in a second block of the flash memory.

Abstract: The present invention relates to a method for producing medium chain diol and, more particularly to recombinant microorganisms in which fatty alcohol dehydrogenase and/or fatty alcohol oxidase genes on a ?-oxidative metabolism pathway are deleted, the fatty aldehyde dehydrogenase genes are optionally deleted, and ?-oxidative metabolism pathway-related genes are deleted, and to a method for producing medium chain diol from fatty acid-derived alcohol or alkane by culturing the recombinant microorganisms. The recombinant microorganisms of the present invention can produce a high yield of medium chain diol by preventing further oxidation and ?-oxidative metabolism of fatty alcohols.