Abstract: The present disclosure relates to a preparation method of a super absorbent polymer non-woven fabric and super absorbent polymer fibers prepared therefrom. According to the preparation method of the present disclosure, it is possible to provide super absorbent polymer fibers exhibiting high flexibility and fast absorption rate in the form of long fibers.

Abstract: A method for evaluating the risk of data leakage in an application includes the steps of: extracting a DEX (Dalvik Executable) file and a so (Shared Object) file by decompressing an APK file of a mobile application; extracting DEX code information from the DEX file by parsing the DEX file; translating a content of the so file into IR (Intermediate Representation); extracting IR code information from the translated IR; generating a call-reference structure between the DEX file and the so file by processing the extracted DEX code information and the extracted IR code information; and outputting weakness information according to a risk designated in advance based on the generated call-reference structure. Accordingly, it is possible to extend the call-reference coverage of an android application.

Abstract: A method for configuring an observable object as a digital twin in a digital twin system of any one domain is provided. The method for configuring a digital twin includes defining a purpose for expressing the observable as a digital twin in the domain, organizing data based on a role of the observable object in the domain, configuring the observable object into the digital twin based on the data for the purpose, and synchronizing the observable object and the digital twin.

Abstract: The present disclosure provides a method for preparing a polymerization initiator composition, including (a) a step of mixing water and a water-soluble initiator to prepare an aqueous initiator solution having a concentration of 1 to 10%; and (b) a step of activating the aqueous initiator solution, wherein the step of activating is performed by (b-1) a step of heat treating the aqueous initiator solution for 0.5 to 4.5 hours at a temperature of 48 to 62° C.; and (b-2) a step of treating the aqueous initiator solution to achieve pH of 1 to 7, where the steps above are performed in no particular order.

Abstract: A capsulorhexis device is inserted into an incision site of a cornea to make an incision in an anterior capsule surrounding a crystalline lens. The capsulorhexis device includes a loop having elasticity and conductivity; a moving member having one end fixed and coupled to the loop; an insertion guide configured so that, while the incision is being made in the crystalline lens capsule, a front end thereof is inserted into the incision site of the cornea; and a housing having one end coupled to a rear end of the insertion guide, wherein the loop is housed in the housing and, to make the incision in the crystalline lens capsule, slides in the housing together with the moving member to pass through the insertion guide and be deployed into an anterior chamber of the eye.

Abstract: A crop harvesting apparatus includes a pressure generator configured to generate a pressure, a driver configured to have a shape that changes in response to receiving the pressure from the pressure generator, and a cutter configured to cut an object to be cut in accordance with a change in the shape of the driver.

Abstract: Disclosed are a device and method for detecting distance reduction attack in an ultra-wide band (UWB) high rate pulse (HRP) mode. The method for detecting distance reduction attack is a method performed by a receiver or transmitter operating in the UWB HRP mode, the method comprising receiving a message frame targeted for distance reduction attack; splitting a scrambled timestamp sequence (STS) field included in the message frame into a plurality of sub-fields; computing a correlation between each of the sub-fields and a corresponding sub-template among a plurality of sub-templates split from a local template; extracting a plurality of maximum peaks, each corresponding to each of the correlations; and detecting the distance reduction attack based on extracted maximum peaks.

Abstract: Disclosed is a method of operating an artificial intelligence system that provides a worker safety control solution and includes a plurality of smart belts and an artificial intelligence server, which includes detecting, by one of the plurality of smart belts, whether a worker is buried, generating, by the smart belt, biometric data and work environment data of the worker, generating, by the smart belt, an alarm signal based on the biometric data and the work environment data, transmitting, by the smart belt, the alarm signal, the biometric data, and the work environment data to the artificial intelligence server, and generating a plurality of rescue scenarios by inferring the biometric data and the work environment data when the artificial intelligence server receives a plurality of alarm signals from the plurality of smart belts.

Abstract: A chip-on-film package may include a film substrate including a chip region and an edge region, a semiconductor chip provided on the chip region and mounted on a top surface of the film substrate, the semiconductor chip including a chip pad adjacent to a bottom surface thereof, an input line and an output line provided on the edge region and disposed on the top surface of the film substrate, a connection terminal interposed between the film substrate and the semiconductor chip, and a redistribution pattern disposed between the semiconductor chip and the connection terminal.

Abstract: An organic light emitting diode (OLED) includes an emissive layer with at least one emitting part includes at least one emitting material layer, a first electron transport layer and a second electron transport layer disposed sequentially between two facing electrodes, wherein the first electron transport layer includes a first electron transporting material of a benzimidazole-based compound substituted with at least one spiro-structured fluorenyl group and the second electron transport layer includes a second electron transporting material of a benzimidazole-based compound substituted with at least one anthracenyl group. The first electron transport including the first electron transport material with excellent thermal stability is disposed adjacently to the emitting material layer so that the OLED can maintain good luminescent intensity in an environment of high temperature and implement beneficial luminous properties.

Abstract: A hybrid communication device, an operation method thereof, and a communication system including the same are provided. The hybrid communication device includes a contact unit that includes an antenna for receiving a first communication signal and an electrode for receiving a second signal, a switch controller that includes a first switch and a second switch and controls the first switch and the second switch based on a change in capacitance of the electrode, and a signal processing unit that receives at least one of the first communication signal and the second communication signal from the contact unit via the first switch and processes the received signal. The first switch is connected to the contact unit, and the signal processing unit is connected to the first switch.

Abstract: A multilayer ceramic electronic component includes: a body including dielectric layers as well as a plurality of internal electrodes stacked with respective dielectric layers interposed therebetween and including a first metal; and external electrodes disposed on external surfaces of the body including a second metal, wherein at least some of the plurality of internal electrodes include a core-shell region including the first and second metals, and average contents of the second metal in a core portion and a shell portion of the core-shell region are different from each other.

Abstract: Disclosed are a light-emitting device and a display device including the same. An emissive layer is formed so as to have a dual-layer structure, the triplet energy level of a dopant of a first emissive layer adjacent to a hole transport layer is greater than the triplet energy level of a first host in the first emissive layer, and the triplet energy level of the first host is greater than the triplet energy level of a second host of a second emissive layer, whereby triplet excitons generated in the first emissive layer are recycled to the second emissive layer so as to be reused for light emission.

Abstract: The present invention relates to a method for producing a culture medium-derived component or a crystallized culture medium using a PCA (Precipitation with Compressed Fluid Anti-solvent) drying process, a method for restoring chondrocytes using the culture medium-derived component or the crystallized culture medium prepared by way of the above method, a method for treating a subject having osteoarthritis by way of the method for restoring chondrocytes using the culture medium-derived component or the crystallized culture medium, a method for treating a subject having osteoarthritis using the culture medium-derived component or the crystallized culture medium, and the use of the culture medium-derived component or the crystallized culture medium for the treatment of osteoarthritis.

Abstract: An apparatus and method for detecting performance degradation of an autonomous vehicle include a storage configured to store a deep learning model used for image recognition in the autonomous vehicle and a controller configured to determine entropy of each pixel among a plurality of pixels in an output image of the deep learning model, determine an average value of the entropy of the plurality of pixels, and detect performance degradation of the deep learning model based on the average value of the entropy of the plurality of pixels.

Abstract: The present invention relates to a phosphine precursor for the preparation of a quantum dot, and a quantum dot prepared therefrom. Using the phosphine precursor for the preparation of a quantum dot of the present invention, a quantum dot with improved luminous efficiency and higher luminous color purity can be provided.

Abstract: An electronic device including a memory device with improved reliability is provided. The semiconductor device comprises a data pin configured to transmit a data signal, a command/address pin configured to transmit a command and an address, a command/address receiver connected to the command/address pin, and a computing unit connected to the command/address receiver, wherein the command/address receiver receives a first command and a first address from the outside through the command/address pin and generates a first instruction on the basis of the first command and the first address, and the computing unit receives the first instruction and performs computation based on the first instruction.

Abstract: The present disclosure provides a composition for preparing a vinyl chloride-based polymer, including a vinyl chloride-based first seed; a vinyl chloride-based second seed; an initiator composition including a water-soluble initiator and an oil-soluble initiator; a reducing agent; and a vinyl chloride-based monomer, wherein a metal catalyst is not included in the composition, and a method for preparing a vinyl chloride-based polymer using the same.

Abstract: A composite including a polymer matrix; an inorganic moisture absorber; a ceramic filler, graphite, or a combination thereof; and a tracking resistance polymer, wherein the tracking resistance polymer includes an average bond energy between an atom forming a main chain and another atom covalently bonded to the atom that forms the main chain of about 350 kJ/mol to about 500 kJ/mol; a carbonaceous residue yield after pyrolysis of less than or equal to about 5 weight percent, based on the amount of the tracking resistance polymer before pyrolysis; or a combination thereof.

Abstract: A semiconductor memory device may include a core pillar extended in a vertical direction, a channel layer having a first region covering a portion of a side surface of the core pillar and a second region covering the other portion of the side surface of the core pillar and a bottom surface of the core pillar, the second region abutting the first region, and a channel passivation layer formed in the first region of the channel layer and abutting the core pillar.