Abstract: A device for measuring a moisture content in soil according to an aspect of the present invention comprises: a conductive wire structure which can be inserted into soil, includes a first and a second conductive wire, and is formed to have a predetermined structure, the first and the second conductive wire being insulatively coated and extending in parallel to and adjacent to each other; a capacitance measurement circuit for measuring the capacitance between the first and the second conductive wire by using an alternating current power source; and a moisture content calculation unit for calculating a moisture content of the soil by using the measured capacitance.

Abstract: A data-based nuclear power plant design basis management system and a method therefor are disclosed. According to an embodiment of the present invention, the data-based nuclear power plant design basis management system comprises a database for storing: information on a plurality of design basis for defining a design basis document for configuration management in a nuclear power plant; information on a category, corresponding to each of the design basis, among a plurality of categories; and an associative relationship between the plurality of design basis, wherein the plurality of categories includes design requirements (REQ), at least one design basis specification (DBS) for satisfying the REQ, and the like.

Abstract: An apparatus for recognizing a location in an autonomous vehicle is provided. The apparatus includes a light detection and ranging (LiDAR) sensor that generates a LiDAR contour of a fixed structure located at the roadside and a LiDAR contour of a variable structure. A controller then detects a location of the autonomous vehicle based on the LiDAR contour of the fixed structure and the LiDAR contour of the variable contour, generated by the LiDAR sensor.

Abstract: A device for measuring a moisture content in soil according to an aspect of the present invention comprises: a conductive wire structure which can be inserted into soil, includes a first and a second conductive wire, and is formed to have a predetermined structure, the first and the second conductive wire being insulatively coated and extending in parallel to and adjacent to each other; a capacitance measurement circuit for measuring the capacitance between the first and the second conductive wire by using an alternating current power source; and a moisture content calculation unit for calculating a moisture content of the soil by using the measured capacitance.

Abstract: An apparatus for recognizing a location in an autonomous vehicle is provided. The apparatus includes a light detection and ranging (LiDAR) sensor that generates a LiDAR contour of a fixed structure located at the roadside and a LiDAR contour of a variable structure. A controller then detects a location of the autonomous vehicle based on the LiDAR contour of the fixed structure and the LiDAR contour of the variable contour, generated by the LiDAR sensor.

Abstract: A data-based nuclear power plant design basis management system and a method therefor are disclosed. According to an embodiment of the present invention, the data-based nuclear power plant design basis management system comprises a database for storing: information on a plurality of design basis for defining a design basis document for configuration management in a nuclear power plant; information on a category, corresponding to each of the design basis, among a plurality of categories; and an associative relationship between the plurality of design basis, wherein the plurality of categories includes design requirements (REQ), at least one design basis specification (DBS) for satisfying the REQ, and the like.

Abstract: An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (Re) (450 nm/550 nm) ranging from about 0.81 to about 1.20, and a long wavelength dispersion of an in-plane phase-difference value (Re) (650 nm/550 nm) ranging from about 0.90 to about 1.18: wherein, in Chemical Formulas 1 to 3, the variables R1 to R21 are defined herein.

Abstract: An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (Re) (450 nm/550 nm) ranging from about 0.81 to about 1.20, and a long wavelength dispersion of an in-plane phase-difference value (Re) (650 nm/550 nm) ranging from about 0.90 to about 1.18: wherein, in Chemical Formulas 1 to 3, the variables R1 to R21 are defined herein.

Abstract: An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (Re) (450 nm/550 nm) ranging from about 0.81 to about 1.20, and a long wavelength dispersion of an in-plane phase-difference value (Re) (650 nm/550 nm) ranging from about 0.90 to about 1.18: wherein, in Chemical Formulas 1 to 3, the variables R1 to R21 are defined herein.

Abstract: An optical compensation film includes: a first layer having positive birefringence; a second layer on the first layer and having negative birefringence; and a third layer on the second layer and having positive birefringence. A retardation value of the optical compensation film for incident light having a wavelength of about 550 nm is about 135 nm to about 145 nm, and a ratio of a thickness of the first layer or of the third layer to a thickness of the second layer is about 1.1 to 2.2.

Abstract: The present invention provides a phosphonate based compound (B) and a flame resistant thermoplastic resin composition including a thermoplastic resin (A) and the phosphonate based compound (B).

Abstract: A polymer for an optical film that includes a repeating unit A including a repeating unit represented by the following Chemical Formula 1; and a repeating unit B including a repeating unit represented by the following Chemical Formula 2, wherein R1 to R8, n1 and n2, are defined herein.

Abstract: The present invention provides phosphonate compounds represented by Chemical Formula 1. In addition, the invention provides flame retardant styrene resin compositions comprising (A) styrene resin, (B) polyphenylene ether resin, and (C) the phosphonate compound. The flame retardant styrene resin compositions according to the invention: can provide protection against fire, exhibit improved impact strength, and can be environment-friendly.

Abstract: The present invention provides a phosphonate based compound represented by the following Chemical Formula 1 and a flameproof thermoplastic resin composition comprising (A) a thermoplastic resin and (B) a phosphonate based compound represented by the following Chemical Formula 1. The flameproof thermoplastic resin composition can exhibit good flame retardancy and impact strength. Further, the composition does not include a halogenated flame retardant and thus can provide environmental and safety benefits. wherein R1 and R2 are each independently C1-C4 alkylene and X is a cyano group.

Abstract: Provided is a creation supporting system and method using user-based metadata. According to the creation supporting system and method, metadata collected by a user for video content are stored so as to be provided to a creator. The creation supporting system includes a user terminal configured to receive evaluation data on video content from a user who watched the video content; a utilizer terminal configured to receive a search value from a utilizer desiring a search and request a video content search; and a service providing server configured to receive the evaluation data from the user terminal, construct metadata of video content, and compare the search value received from the utilizer server with the metadata for searching for a corresponding video content.

Abstract: The present invention provides a phosphonate based compound (B) and a flame resistant thermoplastic resin composition including a thermoplastic resin (A) and the phosphonate based compound (B).

Abstract: The present invention provides phosphonate compounds represented by Chemical Formula 1. In addition, the invention provides flame retardant styrene resin compositions comprising (A) styrene resin, (B) polyphenylene ether resin, and (C) the phosphonate compound. The flame retardant styrene resin compositions according to the invention: can provide protection against fire, exhibit improved impact strength, and can be environment-friendly.

Abstract: The present invention provides a phosphonate based compound represented by the following Chemical Formula 1 and a flameproof thermoplastic resin composition comprising (A) a thermoplastic resin and (B) a phosphonate based compound represented by the following Chemical Formula 1. The flameproof thermoplastic resin composition can exhibit good flame retardancy and impact strength. Further, the composition does not include a halogenated flame retardant and thus can provide environmental and safety benefits. wherein R1 and R2 are each independently C1-C4 alkylene and X is a cyano group.