Abstract: Disclosed herein are a flexible thermoelectric module cell for a touch sensor, a touch sensor including the same, and a method of manufacturing the flexible thermoelectric module cell for a touch sensor. The flexible thermoelectric module cell is applicable to cells for touch sensors of various designs, without the need for a person to go directly to an industrially dangerous place.

Abstract: A dehydrogenation chemical reactor includes: a housing; a catalyst part made of a thermally conductive material and disposed in the housing, where the catalyst part has a panel shape, and a catalyst is coated on a surface of the catalyst part to separate hydrogen from an organic hydrogen carrier; a heat transfer pipe which is installed to contact the catalyst part, and conducts latent heat to the catalyst part while pressurized and saturated fluid is supplied therein; and an organic hydrogen carrier line which is connected to the housing to form a passage in which the organic hydrogen carrier is introduced into the housing, contacts the catalyst part to separate hydrogen, and then is discharged.

Abstract: Disclosed is a synaptic transistor, including a substrate, an expansion gate electrode disposed to extend in one direction on the substrate, a gate insulating layer including ions, covering the expansion gate electrode, and disposed on the substrate, a channel layer disposed on the gate insulating layer to correspond to one end of the expansion gate electrode, source and drain electrodes spaced apart from each other, covering both ends of the channel layer, and disposed on the gate insulating layer, and a pad electrode disposed on the gate insulating layer to correspond to the other end of the expansion gate electrode.

Abstract: The present invention relates to a synapse and synaptic array, and a computing system using the same. The synaptic device according to an exemplary embodiment of the present invention includes a transistor in which a synaptic input signal is applied to any one electrode of source and drain electrodes; and a plurality of two-terminal variable resistance memory devices in which a first electrode is electrically globally connected to a gate electrode of the transistor, wherein a separate memory voltage is applied to a second electrode of each variable resistance memory device to adjust a gate voltage applied to the gate electrode, thereby controlling a synaptic output signal which is output to the other one of the source and drain electrodes.

Abstract: A method and apparatus for providing information are disclosed. An information providing apparatus includes an output unit configured to output information and a control unit configured to generate first information and second information according to an output mode that is any one mode of a normal mode, a safe mode, or an emotional mode. The output unit controls the first information to be output to a user through the output unit and controls the second information to be output to an outside of the information providing apparatus.

Abstract: The present invention relates to an X-ray attenuation-based biometric imaging technology and includes a core structure comprising an X-ray attenuating material; and a shell layer formed on the core structure and made of a material having biocompatibility and non-reactivity in vivo, and it has the effect of enabling simple and rapid cancer diagnosis by plain X-ray imaging, such as those used for non-invasive chest X-ray.

Abstract: A method and apparatus for providing multi-modal service using a personal mobility vehicle are disclosed. The method of operating an apparatus for providing a multi-modal service using a personal mobility vehicle includes: receiving a departure point and a destination from a user terminal; searching for positions of available PM vehicles between the departure point and the destination; generating a route between the departure point and the destination based on the positions of the PM vehicles; and providing the route and the positions of the PM vehicles to the user terminal.

Abstract: A mechanical diagnosis method for combustion abnormality using engine noise includes: calculating an Energy K and a Loudness standard deviation index (NSTD) with Kurtosis analysis by a diagnosis controller 30 from noise data measured together with a signal component by rotation excitation of an engine 10; calculating a plurality of order frequency peak order component values by a Modulation Frequency Transform; and distinguishing a cylinder where abnormal combustion occurs from a cylinder where normal combustion occurs by applying a predetermined threshold to these calculated values, thereby classifying, by Modulation Frequency analysis, problem samples of the rotation excitation and combustion excitation influence of the engine in which the abnormality state determination of the engine has been difficult only with energy distribution while overcoming the limitation of Kurtosis analysis.

Abstract: Disclosed is an operating method of an electronic device, which includes receiving input data, selecting a program voltage pattern corresponding to the input data from among a plurality of program voltage patterns for storing the input data in a memristor array circuit, and storing the input data in the memristor array circuit depending on the program voltage pattern thus selected. Each of the plurality of program voltage patterns includes a plurality of voltage pulses in which a pulse magnitude gradually increases over time.

Abstract: Disclosed herein are a hydrogel bead, a chemical sensor including the same, and an electronic product including the chemical sensor. The hydrogel bead includes at least one type of polysaccharide physically crosslinked with a cation or an anion, and a pH indicator dye.

Abstract: The present invention relates to a composition for predicting resistance to chemotherapy for ovarian cancer and uses thereof, and more particularly, as the expression of exosome-derived miR-214-3p in epithelial ovarian cancer patients increases, the expression of the target gene LHX6 is suppressed, malignancy of epithelial ovarian cancer and anticancer drug resistance are increased, the change in the expression level of miR-214-3p and LHX6 can be provided as a composition for predicting the prognosis of cancer malignancy and anticancer drug resistance in epithelial ovarian cancer patients, and as it was confirmed that apoptosis of epithelial ovarian cancer cells treated with miR-214-3p inhibitors increases and the anticancer drug resistance is regulated by the expression regulation of miR-214-3p and LHX6, the miR-214-3p inhibitor and the activator or expression promoter of LHX6 may be provided as an anti-cancer therapeutic agent or an anti-cancer drug sensitizer for epithelial ovarian cancer cells.

Abstract: A method for producing a micro-pattern on surface of a wire is disclosed. The method includes a step of applying a nanoparticle solution to the wire to form a nanoparticle solution layer on the surface of the wire; and a step of irradiating the nanoparticle solution layer with a Bessel beam laser to induce sintering of nanoparticles, thereby forming a micro-pattern on the surface of the wire. It is possible to form a microelectrode pattern on a level of several to tens of micrometers on the surface of a micro-wire having a diameter on a scale of several tens to several hundreds of micrometers. Since a laser optical system with a long depth of focus is used, a micro-pattern with a uniform thickness can be formed on surface of a wire having a curvature in a simple.

Abstract: A method and an apparatus for implementing transmission diversity using a single transmitter in a wireless communication system are provided.

Abstract: A PD-L1 mutant having improved binding affinity for PD-1 is disclosed. A method for preparing the PD-L1 variant and a method for screening the PD-L1 variant are also disclosed. The PD-L1 variant produced by substituting some amino acids in the sequence of wild-type PD-L1 with other optimal amino acids, achieving greatly improved affinity for PD-1. In addition, the possibility of immunogenicity can be reduced by the smallest possible number of the mutation sites.

Abstract: A dehydrogenation chemical reactor includes: a housing; a catalyst part made of a thermally conductive material and disposed in the housing, where the catalyst part has a panel shape, and a catalyst is coated on a surface of the catalyst part to separate hydrogen from an organic hydrogen carrier; a heat transfer pipe which is installed to contact the catalyst part, and conducts latent heat to the catalyst part while pressurized and saturated fluid is supplied therein; and an organic hydrogen carrier line which is connected to the housing to form a passage in which the organic hydrogen carrier is introduced into the housing, contacts the catalyst part to separate hydrogen, and then is discharged.

Abstract: There is provided a fluid analysis chamber module that allows an analysis element to be replaced in a sliding manner. The module includes a middle body, an upper body, and a lower body, in which the upper body and the lower body are rotated to be in contact with an upper surface and a lower surface of the middle body and to release from the contact state. The middle body provides a chamber hole where a tray with the analysis element seated thereon can be mounted. The middle body is provided on its front end with a tray receiving opening through which the tray is mounted into the chamber hole. When the upper body and lower body are rotated to be in contact with the upper surface and the lower surface, respectively, the chamber hole is closed, a fluid supplying line and discharging line are sealed, pogo pins for power supply and signal transmission are contacted to electrodes of the analysis element.

Abstract: The present invention relates to a method of preparing a poly-?-glutamic acid hydrogel using ultraviolet ray and to a use of the poly-?-glutamic acid hydrogel prepared by the method, and the method of preparing poly-?-glutamic acid hydrogel using ultraviolet irradiation according to the present invention solved the problem of microbial contamination in the poly-?-glutamic acid solution, and produced poly-?-glutamic acid hydrogel in high yield by only a simple treatment process, and as it was confirmed that the poly-?-glutamic acid hydrogel has improved storage stability in a solution, the poly-gamma-glutamic acid hydrogel prepared by the method of preparing the same of the present invention can be provided as a tissue engineering scaffold, artificial organs and bio-ink for 3D printing.

Abstract: A transition metal-based heterogeneous carbonylation reaction catalyst has an excellent catalytic activity and selectivity in the carbonylation reaction and is easily separated from a product, by crosslinking polymerizing a transition metal-based homogeneous catalyst unit through a Friedel-Craft reaction. The catalyst may be used in a method for preparing lactone. The transition metal-based heterogeneous carbonylation reaction catalyst allows to produce lactone or succinic anhydride with an epoxide compound while showing a high selectivity, and can be applied in industrial very usefully due to easy separation from the product and thus reusing thereof.

Abstract: An optical wireless transmission device according to an embodiment of the present invention comprises: a modulation unit for receiving input of a first input signal and outputting a first output signal; and a light source control unit for controlling a first light source in accordance with the first output signal. The first output signal repeats “0” and “1” in a first phase during clock time if a binary value of the first input signal is 0, and repeats “0” and “1” in a phase opposite from the first phase during the clock time if a binary value of the first input signal is 1.

Abstract: The present invention relates to a transition metal-based heterogeneous carbonylation reaction catalyst that has an excellent catalytic activity and selectivity in the carbonylation reaction and is easily separated from a product, by crosslinking polymerizing a transition metal-based homogeneous catalyst unit through a Friedel-Craft reaction; and a method for preparing lactone using the same. The transition metal-based heterogeneous carbonylation reaction catalyst allows to produce lactone or succinic anhydride with an epoxide compound while showing a high selectivity, and can be applied in industrial very usefully due to easy separation from the product and thus reusing thereof.