Abstract: Disclosed are a common mode filter and a manufacturing method thereof. The common mode filter in accordance with an aspect of the present invention includes: a substrate; a filter layer including a coil and a dielectric layer and disposed on the substrate and configured to remove a signal noise; and a magnetic layer being laminated on the filter layer, and a surface of the filter layer being joined with the magnetic layer can be formed to be flat by having the coil embedded in a surface of the filter layer being joined with the magnetic layer in such a way that one surface of the coil is exposed.

Abstract: An electrostatic discharge protection device includes a base, a plurality of electrodes arranged on the base separated from each other, a function layer supplied on a separation space between the electrodes and a composite insulating layer disposed on the base and composed of inorganic particles dispersed in a resin, the composite insulating layer covering the electrodes and the function layer.

Abstract: Disclosed herein is an electrostatic discharge protection device including: a lower cover; electrodes disposed on the lower cover, being spaced apart from each other; a conductor disposed on the lower cover; and a semiconducting material layer covering the lower cover and the electrodes and formed of a semiconducting material.

Abstract: A common mode filter a manufacturing method thereof are disclosed. The common mode filter in accordance with an embodiment of the present invention includes: a magnetic substrate; a receiving groove formed on the magnetic substrate; a dielectric layer formed in the receiving groove and having a coil pattern included therein; and a magnetic layer formed on upper surfaces of the dielectric layer and the magnetic substrate.

Abstract: Disclosed are a common mode filter and a manufacturing method thereof. The common mode filter in accordance with an aspect of the present invention includes: a substrate; a filter layer including a coil and a dielectric layer and disposed on the substrate and configured to remove a signal noise; and a magnetic layer being laminated on the filter layer, and a surface of the filter layer being joined with the magnetic layer can be formed to be flat by having the coil embedded in a surface of the filter layer being joined with the magnetic layer in such a way that one surface of the coil is exposed.

Abstract: A common mode filter a manufacturing method thereof are disclosed. The common mode filter in accordance with an embodiment of the present invention includes: a magnetic substrate; a receiving groove formed on the magnetic substrate; a dielectric layer formed in the receiving groove and having a coil pattern included therein; and a magnetic layer formed on upper surfaces of the dielectric layer and the magnetic substrate.

Abstract: The present invention relates to an electrostatic discharge protection device. The electrostatic discharge protection device in accordance with the present invention includes a base, a plurality of electrodes arranged on the base separated from each other, a function layer supplied on a separation space between the electrodes and a composite insulating layer on which inorganic particles are dispersed on a resin with covering the electrodes and the function layer on the base.

Abstract: Disclosed herein are an electrostatic discharge protection material for improving connectivity between conductive particles dispersed in a resin matrix and evenly distributing the conductive particles in the resin material, and an electrostatic discharge protection device using the same. The electrostatic discharge protection material includes a resin matrix; needle-shaped conductive particles dispersed in the resin matrix; and dispersion particles dispersed in the resin matrix, wherein the dispersion particles are located between the needle-shaped conductive particles.

Abstract: Disclosed herein is an electrostatic discharge protection device including: a lower cover; electrodes disposed on the lower cover, being spaced apart from each other; a conductor disposed on the lower cover; and a semiconducting material layer covering the lower cover and the electrodes and formed of a semiconducting material.

Abstract: Disclosed herein is a metal current collector for a solid oxide fuel cell including: a plurality of supports in one direction having a length part extended in one direction; a plurality of supports in another direction having a length part extended in a direction different from that of the support in one direction; and a plurality of pores enclosed by the supports in one direction and the support in another direction that are arranged to intersect with each other, wherein the support is provided with a cutting part so that the length part thereof is not integrally connected.

Abstract: Disclosed herein is a system for measuring performance of a solid oxide fuel cell, including: a heating furnace wrapping the solid oxide fuel cell, the heating furnace having a first opening part through which one lateral surface in a length direction of the solid oxide fuel cell outwardly protrudes and a fuel supply hole formed in one surface thereof; a first fuel storage unit; a second fuel storage unit; a first fuel supply control unit; a second fuel supply control unit; an electronic load measuring current or voltage outputted from the solid oxide fuel cell; and a control unit controlling the supply of fuel by using the first fuel supply control unit and the second fuel supply control unit, and controlling the measurement of current or voltage by using the electronic load.

Abstract: Disclosed herein is a tubular solid oxide fuel cell module including an anode layer, an electrolyte layer, a cathode layer divided into two parts or more, a conductive mesh structure and a conductive wire, and a method of manufacturing the same. The tubular solid oxide fuel cell is advantageous in that the cathode is divided into two parts or more, so that the moving distance of electric charges is decreased, with the result that resistance loss can be minimized, thereby increasing the efficiency of collecting electric charges.

Abstract: Disclosed herein is a method for coating a metallic interconnect of a solid oxide fuel cell. The method for coating a metallic interconnect of a solid oxide fuel cell includes generating a cobalt compound solution using lithium cobalt oxide (LiCoO2) that is an anodic material of a lithium ion battery; immersing the metal interconnect in a plating solution in which the generated cobalt compound solution is contained; and forming cobalt (Co) on the immersed metal interconnect by performing electroplating.

Abstract: A hydrogen generating apparatus and a fuel cell power generation system are disclosed. The hydrogen generating apparatus may include an electrolyte bath, which contains an electrolyte solution; a first electrode, which is stacked on a surface inside the electrolyte bath, and which generates electrons; a moisture absorption layer, which is stacked on the first electrode, and which absorbs moisture from the electrolyte solution; and a second electrode, which is stacked on the moisture absorption layer, and which generates hydrogen using the electrons and the electrolyte solution. With this apparatus, the electrodes can be formed as thin films, whereby the number of electrodes can be increased and -the gaps between electrodes can be decreased, to increase the amount of hydrogen generation. Also, the flow of electrons can be controlled, using a control unit, in accordance to the amount of hydrogen or amount of electrical power required by the fuel cell.

Abstract: Disclosed is a solid oxide fuel cell bundle, including a plurality of fuel cells each having a polygonal tubular support an outer surface of which has a plurality of planes, an outer connector formed on one plane among the plurality of planes of the tubular support, a plurality of unit cells respectively formed on two or more remaining planes of the tubular support except for the one plane, and inner connectors for connecting the unit cells and the outer connector in series, wherein the fuel cells is connected in series in such a manner that the outer connector of a fuel cell is bonded to the unit cell of an additional fuel cell, and the unit cells are connected in series, thus exhibiting excellent cell performance and high power density per unit volume, and maintaining high voltage upon collection of current to thereby reduce power loss due to electrical resistance.

Abstract: There are provided an electrode material for a fuel cell, a fuel cell comprising the same, and a method of manufacturing the fuel cell. The electrode material for a fuel cell comprises an electrode base material and spherical polystyrene particles forming pores on the electrode base material through heat treatment. In the case of the electrode material according to an exemplary embodiment of the present invention, the average particle size and content of the spherical polystyrene particles may be controlled to form pores having a uniform size on a sintering body formed of the electrode base material, and the control of the porosity thereof may be facilitated.

Abstract: Disclosed herein is a solid oxide fuel cell. The solid oxide fuel cell includes: a tubular first electrode support layer formed with a plurality of first passages; an inner electrolyte layer formed in the first electrode support layer; an inner second electrode layer formed on the inner surface of the first electrolyte layer and forming an inner second passage; an outer electrolyte layer formed on the outer surface of the first electrode support layer; and an outer second electrode layer formed on the outer surface of the second electrolyte layer and adjacent to the outer second passage.

Abstract: Disclosed herein are a solid oxide fuel cell and a manufacturing method thereof. The solid oxide fuel cell includes: an anode layer, a cathode layer, and an electrolyte layer interposed between the anode layer and the cathode layer, wherein the anode layer includes: a conductive material; yttria stabilized zirconia (YSZ); and an oxide compound for forming a solid solution with the yttria stabilized zirconia.

Abstract: A high capacity micro fuel cell system for supplying power to a portable device. A fuel supply includes a fuel inlet formed at one side of a substrate and a gas outlet formed at the other side of the substrate. A pair of cell units are disposed at opposed sides of the substrate of the fuel supply, and each of the cell units includes catalyst layers and an electrolyte layer between the catalyst layers to generate current with fuel. Outer substrates are disposed at outer sides of the cell units, each of the substrates having through holes formed therein to define at least one oxygen supply for supplying oxygen to the electrolyte layers of the cell units. A holder integrally assembles the fuel supply, the cell units and the oxygen supply. The fuel cell system supplies high-capacity power to power supplies of portable electronic devices and can be mass-produced at low costs.

Abstract: Disclosed herein are a solid oxide fuel cell and a method for manufacturing the same. The solid oxide fuel cell includes an anode layer; a cathode layer; an electrolyte layer interposed between the anode layer and the cathode layer; wherein the anode layer includes an Si-based compound selected from a group consisting of SiC, Si3N4, and a mixture thereof. The present invention performs a role of the chain at the boundary of the anode layer and the electrolyte layer by applying the Si-based compound to the anode layer to improve the wettability of metal particles and suppressing the grain growth, thereby making it possible to improve the long-term reliability of the fuel cell.