Abstract: A radical scavenger, a manufacturing method therefor, a membrane-electrode assembly including the radical scavenger, and a fuel cell including the membrane-electrode assembly are disclosed. The membrane-electrode assembly contains an ion exchange membrane; catalyst electrodes disposed on both surfaces of the ion exchange membrane, respectively; and a radical scavenger disposed at any one position selected from the group consisting of in the catalyst electrodes, in the ion exchange membrane, between the ion exchange membrane and the catalyst electrodes, and a combination thereof.

Abstract: A membrane-electrode assembly, a method for manufacturing the membrane-electrode assembly, and a fuel cell including the membrane-electrode assembly are disclosed. The membrane-electrode assembly includes: an ion exchange membrane; catalyst layers disposed on both sides of the ion exchange membrane respectively; and a functional modification layer disposed between the ion exchange membrane and each of the catalyst layers. The membrane-electrode assembly has a low hydrogen permeability without a reduction of hydrogen ion conductivity, has excellent interfacial bonding properties between the catalyst layers and the ion exchange membrane, and has excellent performance and durability under high temperature/low humidity conditions.

Abstract: A negative electrode active material for a lithium secondary battery, a lithium secondary battery including the same, and a method for preparing the negative electrode active material is disclosed. The negative electrode active material includes a porous carbon coating layer self-bound to a surface of a carbonaceous material. The porous carbon coating later contains porous carbon particles, and thus shows reduced resistance during lithium-ion intercalation on the surface of the carbonaceous material and provides improved surface reactivity and structural stability. This provides improved high-rate charge characteristics, while causing no deterioration of charge/discharge efficiency and life characteristics, when being used as a negative electrode active material for a lithium secondary battery. The self-bound amorphous carbon coating layer may optionally have a controlled pore structure through chemical etching.

Abstract: A method for manufacturing a membrane electrode assembly for a fuel cell, in which uniform pressure is applied to the entire area of an electrode during a transferring process to ensure uniformity of products. The method includes an electrode forming step of forming an electrode layer by coating an electrode slurry on a support; a transferring step of aligning the electrode layer on both surfaces of an electrolyte membrane and applying heat and pressure to transfer the electrode layer; and removing the support, wherein in the transferring step, gas pressure is applied to a gas pressure platen of a stretchable material to transfer the electrode layer to the electrolyte membrane.

Abstract: A membrane-electrode assembly, a method for manufacturing the membrane-electrode assembly, and a fuel cell including the membrane-electrode assembly are disclosed. The membrane-electrode assembly includes: an ion exchange membrane; catalyst layers disposed on both sides of the ion exchange membrane respectively; and a functional modification layer disposed between the ion exchange membrane and each of the catalyst layers. The membrane-electrode assembly has a low hydrogen permeability without a reduction of hydrogen ion conductivity, has excellent interfacial bonding properties between the catalyst layers and the ion exchange membrane, and has excellent performance and durability under high temperature/low humidity conditions.

Abstract: A support for a fuel cell includes a substrate including highly crystalline carbon, and a crystalline carbon layer on the substrate.

Abstract: Disclosed are a membrane-electrode assembly, a method of manufacturing the same, and a fuel cell including the membrane-electrode assembly. The membrane-electrode assembly includes a catalyst layer, an interfacial adhesive layer which is positioned on the catalyst layer and formed by permeating an interface between the interfacial adhesive layer and the catalyst layer into a partial depth of the catalyst layer, and an ion exchange membrane which is positioned on the interfacial adhesive layer and bonded to the catalyst layer by the medium of the interfacial adhesive layer, the interfacial adhesive layer including a fluorine-based ionomer having an equivalent weight (EW) of 500 to 1000 g/eq.

Abstract: Disclosed are a support for a fuel cell, a method of preparing the same, an electrode containing the same, a membrane-electrode assembly containing the same, and a fuel cell system containing the same. The electrode includes an electrode substrate and a catalyst layer on the electrode substrate, wherein the catalyst layer includes a catalyst and a binder resin. The catalyst includes a support and an active metal supported on the support. The support includes a carbon substrate and a graphitic layer covering a surface of the carbon substrate. The carbon substrate may be a carbon nanotube, a carbon nanowire, or a heat-treated carbon black, and the graphitic layer includes graphene sheets stacked together and has mesopore channels therein aligned with the graphene sheets. The active metal is supported on the graphitic layer.

Abstract: A radical scavenger, a manufacturing method therefor, a membrane-electrode assembly including the radical scavenger, and a fuel cell including the membrane-electrode assembly are disclosed. The membrane-electrode assembly contains an ion exchange membrane; catalyst electrodes disposed on both surfaces of the ion exchange membrane, respectively; and a radical scavenger disposed at any one position selected from the group consisting of in the catalyst electrodes, in the ion exchange membrane, between the ion exchange membrane and the catalyst electrodes, and a combination thereof.

Abstract: A transformer includes a magnetic core having an inner space, a coil unit disposed within the magnetic core and including a primary coil and a secondary coil in which layers formed with conductive patterns are laminated, and a base configured to receive the magnetic core and the coil unit. A portion of the base is inserted into and disposed in the coil unit to be interposed between an output terminal coupled to the secondary coil and the magnetic core.

Abstract: Disclosed are a membrane-electrode assembly, a method of manufacturing the same, and a fuel cell including the membrane-electrode assembly. The membrane-electrode assembly includes a catalyst layer, an interfacial adhesive layer which is positioned on the catalyst layer and formed by permeating an interface between the interfacial adhesive layer and the catalyst layer into a partial depth of the catalyst layer, and an ion exchange membrane which is positioned on the interfacial adhesive layer and bonded to the catalyst layer by the medium of the interfacial adhesive layer, the interfacial adhesive layer including a fluorine-based ionomer having an equivalent weight (EW) of 500 to 1000 g/eq.

Abstract: An electroluminescent display device includes a substrate on which first and second pixel regions are defined, a passivation layer over the substrate, a first electrode in each of the first and second pixel regions on the passivation layer, a bank layer exposing the first electrode, a light emitting layer on the first electrode exposed by the bank layer, and a second electrode on the light emitting layer, further the bank layer includes first and second openings exposing the first electrodes corresponding to the first and second pixel regions, respectively, and also a depth of the second opening is larger than a depth of the first opening, and a height of the bank layer of the second pixel region is larger than a height of the bank layer of the first pixel region.

Abstract: The present invention provides a technology for: a highly crystalline graphitized carbon support including carbon particles including a highly crystalline graphitized layer, the highly crystalline graphitized layer comprising a functional group bonded to the surface thereof; an electrode for a fuel cell, the electrode including the support; a membrane-electrode assembly; and the fuel cell. The highly crystalline graphitized carbon support according to an embodiment of the present invention can improve performance of the fuel cell through the improvement of durability and electrochemical activity.

Abstract: A photosensitive resin composition, an organic light emitting display device, and method for manufacturing an organic light emitting device, the composition including a photosensitive compound; a solvent; and a silsesquioxane-based copolymer, the silsesquioxane-based copolymer being obtained by copolymerizing a compound represented by the following Chemical Formula 1 with at least one of a compound represented by the following Chemical Formula 2, and a compound represented by the following Chemical Formula 3; R1—R2—Si(R3)3??[Chemical Formula 1] R4—Si(R5)3??[Chemical Formula 2] Si(R6)4.

Abstract: A polymer electrolyte membrane for a fuel cell includes a cross-linking polymer in which a polyhedral oligomeric silsequioxane (POSS) is cross-linked with a hydrocarbon-based polymer and a membrane-electrode assembly for a fuel cell includes the polymer electrolyte membrane.

Abstract: An electronic device is provided. The electronic device includes a housing including a radiating conductor forming a portion of a side wall thereof, an electronic component disposed adjacent to the radiating conductor, a circuit board including an integrated circuit (IC) chip, and a shielding member attached to the circuit board and surrounding the IC chip.

Abstract: The present invention relates to a family of fluorescent compounds based on the BODIPY scaffold, and methods for the preparation of said compounds. The present invention further relates to the use of said compounds for the detection of bacterial biofilms, wherein the bacterial biofilm comprises Pseudomonas aeruginosa and the compound specifically binds to a Fap protein of Pseudomonas aeruginosa, or wherein the compound specifically binds to bacterial cells that contain high levels of cyclic-di-guanosine-monophosphate (c-di-GMP).

Abstract: An electroluminescent display device includes first and second pixels arranged along a first direction on a substrate; a first groove positioned at a side of the first and second pixels and including a first portion extending along the first direction and a second portion corresponding to a space between the first and second pixels; and a light emitting diode in each of the first and second pixels.

Abstract: A method for manufacturing a membrane electrode assembly for a fuel cell, in which uniform pressure is applied to the entire area of an electrode during a transferring process to ensure uniformity of products. The method includes an electrode forming step of forming an electrode layer by coating an electrode slurry on a support; a transferring step of aligning the electrode layer on both surfaces of an electrolyte membrane and applying heat and pressure to transfer the electrode layer; and removing the support, wherein in the transferring step, gas pressure is applied to a gas pressure platen of a stretchable material to transfer the electrode layer to the electrolyte membrane.

Abstract: A battery pack includes a first battery with a first capacity, a second battery with a second capacity less than the first capacity, and a variable resistor. The second battery has a larger maximum discharge current than the first battery. The variable resistor circuit limits the discharge current of the first battery to a predetermined limit current value.