Abstract: An anode is provided. The anode can comprise a three dimensional current collector and an anode active material layer provided on the surface of the three dimensional current collector.

Abstract: An electrode structure for a positive electrode of a metal-air battery is provided. The electrode structure for a positive electrode of a metal-air battery is formed of a compound of copper, phosphorus, and sulfur and it can comprise a membrane in which a plurality of fibrillated fibers form a network.

Abstract: A method for preparing a positive electrode active material is provided. The method for preparing a positive electrode active material may comprise the steps of: preparing a lithium precursor, an iron precursor, a phosphorus precursor, and abase solvent; mixing the base solvent and the lithium precursor to prepare a first source, mixing the base solvent and the iron precursor to prepare a second source, and mixing the base solvent and the phosphorus precursor to prepare a third source; and mixing the first source, the second source, the third source, and a chelating agent and allowing a reaction to occur in the mixture by a heat treatment method to prepare a positive electrode active material comprising a compound of lithium, iron, phosphorus, and oxygen.

Abstract: Provided is a method for producing an intermediate product of an electrode. The method for producing an intermediate product of an electrode may comprise the steps of: preparing a base particle; forming a coating layer, comprising a first metal, on the surface of the base particle by mixing the base particle with a coating source which comprises the first metal; and forming a molten source, in which is melted a second metal and the base particle on which the coating layer is formed, by heat-treating the second metal and the base particle on which the coating layer is formed.

Abstract: A solid state electrolyte may include a membrane including cellulose, and chitosan bound to the cellulose of the membrane. The solid state electrolyte may be provided in the form of a membrane in which base complex fibers form a network. The solid state electrolyte may contain a large amount of OH ions and moisture by the chitosan, and may have high ionic conductivity.

Abstract: Provided is an intermediate product of a solid electrolyte. The intermediate product of a solid electrolyte may comprise: a compound in which a cation including thiophenium or thiazolium and an anion including fluorohydrogenate are bound, and a solvent in which the compound is mixed.

Abstract: The present disclosure relates to an impregnation evaluation device for evaluating impregnation of an electrode plate by an electrolyte. To this end, an impregnation evaluation device includes a processor configured to calculate a theoretical mass of an electrode plate, and a mass measuring unit configured to measure an actual mass of the electrode plate, wherein the processor is configured to evaluate the impregnation of the electrode plate by comparing the theoretical mass with the actual mass.

Abstract: A solid state electrolyte is provided. The solid state electrolyte may include a base complex fiber having bacterial cellulose and chitosan bound to the bacterial cellulose.

Abstract: Provided is a coupling structure of a rear end module and a tailgate striker. The coupling structure includes a rear end module formed by injection and coupled to a circumference of a rear opening of a vehicle; a rear end module reinforcing member fastened to an inner surface of the rear end module; a striker reinforcing member fastened to one side of a lower end of the rear opening and coupled to the rear end module reinforcing member; and a striker fastened to an upper portion of the striker reinforcing member.

Abstract: Provided is a coupling structure of a rear end module and a quarter rear member. The coupling structure includes a quarter rear member located on a rear portion of a side surface of a vehicle; a rear floor panel in which rear side members arranged in a longitudinal direction of the vehicle are bonded to both side surfaces of a bottom surface; a connection member having an upper portion bonded to one side of the quarter rear member and a lower end bonded to the rear floor panel; and a rear end module formed by injection to have an annular shape and coupled to a rear end of the connection member.

Abstract: Embodiments of the present disclosure relate to a coupling structure of a rear end module and a side member, in which the rear end module is coupled to a roof side member or a middle member located on a side surface of a vehicle body on a rear end of a vehicle. A coupling structure of a rear end module and a side member according to embodiments of the present disclosure includes side members extending toward the rear of a vehicle from a C-pillar member, and a rear end module formed by injection to have an annular shape and coupled to rear ends of the side members.

Abstract: The present invention provides a lock-up clutch for a torque converter. The lock-up clutch includes an outer carrier, an inner carrier, a first friction plate, a rotation of which is restricted by the outer carrier, and a second friction plate, a rotation of which is restricted by the inner carrier. All key grooves of the outer and inner carriers are opened in two radial opposite directions, and flow path grooves defined between friction members attached to the friction plate are aligned with circumferential positions of keys of the friction plate. Therefore, oil for cooling a clutch pack may smoothly flow through the inner carrier, the flow path grooves, and the outer carrier.

Abstract: A solid electrolyte is provided. The solid electrolyte may comprise a compound in which cations including thiophenium and anions including fluorohydrogenate are bonded.

Abstract: The present invention provides a lock-up clutch for a torque converter. The lock-up clutch includes an outer carrier, an inner carrier, a first friction plate, a rotation of which is restricted by the outer carrier, and a second friction plate, a rotation of which is restricted by the inner carrier. All key grooves of the outer and inner carriers are opened in two radial opposite directions, and flow path grooves defined between friction members attached to the friction plate are aligned with circumferential positions of keys of the friction plate. Therefore, oil for cooling a clutch pack may smoothly flow through the inner carrier, the flow path grooves, and the outer carrier.

Abstract: An electrochemical element is provided. The electrochemical element may comprise an anode, a cathode on the anode, and an anion exchange membrane disposed between the cathode and the anode and including cellulose and chitosan.

Abstract: Provided is a coupling structure of a rear end module and a quarter rear member. The coupling structure includes a quarter rear member located on a rear portion of a side surface of a vehicle; a rear floor panel in which rear side members arranged in a longitudinal direction of the vehicle are bonded to both side surfaces of a bottom surface; a connection member having an upper portion bonded to one side of the quarter rear member and a lower end bonded to the rear floor panel; and a rear end module formed by injection to have an annular shape and coupled to a rear end of the connection member.

Abstract: Embodiments of the present disclosure relate to a coupling structure of a rear end module and a side member, in which the rear end module is coupled to a roof side member or a middle member located on a side surface of a vehicle body on a rear end of a vehicle. A coupling structure of a rear end module and a side member according to embodiments of the present disclosure includes side members extending toward the rear of a vehicle from a C-pillar member, and a rear end module formed by injection to have an annular shape and coupled to rear ends of the side members.

Abstract: Provided is a coupling structure of a rear end module and a tailgate striker. The coupling structure includes a rear end module formed by injection and coupled to a circumference of a rear opening of a vehicle; a rear end module reinforcing member fastened to an inner surface of the rear end module; a striker reinforcing member fastened to one side of a lower end of the rear opening and coupled to the rear end module reinforcing member; and a striker fastened to an upper portion of the striker reinforcing member.

Abstract: Provided is a photocathode structure including: a photocathode including silicon (Si); an intermediate layer formed on the photocathode, and including a silicon oxide (SiOx); and a protective layer foiled on the intermediate layer, and including a metal oxide, wherein the intermediate layer is a tunneling barrier configured to transfer charges from the photocathode to the protective layer by an electric field applied from an outside.

Abstract: Provided is a metal negative electrode. The metal negative electrode has a first surface and a second surface facing the first surface, and a plurality of grooves may be provided in the first surface.