Abstract: A display device is provided including a first conductive line disposed on a substrate. A first insulating layer is disposed on the substrate at least partially covering the first conductive line. The first insulating layer has a contact hole, which exposes the first conductive line, and a groove recessed in a direction towards the substrate. The groove has a depth smaller than a depth of the contact hole. A second conductive line is disposed in the groove on the first insulating layer and is connected to the first conductive line through the contact hole.

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: An apparatus for storing a medium includes a safe having an entrance for replenishment and recovery to which a transit cassette is selectively connected, a reception unit configured to deposit and withdraw a medium by a customer, an identification unit serving to identify whether the medium is a normal banknote or a rejection banknote, a deposit cassette configured to store the medium deposited through the reception unit, a recycle cassette configured to store the medium recognized as the normal banknote, a conveyance path configured to convey the medium, and a control unit configured to control the conveyance path.

Abstract: Disclosed are a substrate for a solar cell and a method for manufacturing the same. The method include putting negative and positive electrodes facing away from each other into suspension in which at least two different types of negatively charged cellulose nanofibers are dispersed; applying a voltage across the positive and negative electrodes such that the cellulose fibers are adsorbed onto a surface of the negative electrode; and drying the negative electrode having the cellulose fibers adsorbed thereon.

Abstract: A travel robot for moving a substrate transfer robot in a transfer chamber includes: an elevating part for driving an elevating drive shaft installed in the transfer chamber, a first travel link arm engaged with the elevating drive shaft, a second and a third travel link arm respectively having a first and a second driving motors installed therein, wherein two travel drive shafts are interlocked with the first driving motor and their corresponding travel output shafts, wherein the travel drive shafts and the travel output shafts are installed on the first travel link arm, wherein a rotation drive shaft interlocked with the second driving motor and a rotation output shaft interlocked with the rotation drive shaft and the substrate transfer robot are installed on the third travel link arm, and wherein the travel output shafts are engaged with the first and the third travel link arm.

Abstract: A photosensitive resin composition including a silsesquioxane-based copolymer obtained by copolymerizing a first monomer represented by Chemical Formula 1 (R1—R2—Si (R3)3), a second monomer represented by Chemical Formula 2 ((R4)n—Si(R5)4-n), a third monomer represented by Chemical Formula 3 (Si(R6)4), and a fourth monomer represented by Chemical Formula 4 ((R7)3—Si—R8—Si—(R7)3) are provided.

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: Disclosed is a driving system having an oil circulation structure in which churned oil is collected in a housing and in which the collected oil is efficiently distributed to driving structures, which include a motor and a speed reducer, thereby smoothly cooling and lubricating the respective driving structures. In addition, it is possible to adjust the level of the oil depending on whether the driving structures are in a low-load state or a high-load state, thereby improving lubrication and cooling performance.

Abstract: A medium stacking sheet is installed on a rotation shaft of a medium separating and stacking apparatus for stacking or dispensing a medium. The medium stacking sheet includes a body fixed to the rotation shaft and having a plurality of rotation holes which are spaced apart from each other in a rotation direction of the rotation shaft, and a plurality of vanes each including a vane pin rotatably installed in a corresponding rotation hole and a vane piece coupled to the vane pin to stack the medium.

Abstract: Disclosed are: a membrane-electrode assembly having enhanced adhesion and interfacial durability between a polymer electrolyte membrane and electrodes; and a method for manufacturing a membrane-electrode assembly, in which, in forming electrodes by directly coating a catalyst slurry on a polymer electrolyte membrane, adhesion and interfacial durability between the polymer electrolyte membrane and the electrodes can be enhanced without a separate additional step, thus improving both the durability and the productivity of the membrane-electrode assembly. The method comprises the steps of: dispersing a catalyst and an ion conductor in a dispersion medium to obtain a catalyst slurry; applying the catalyst slurry onto a polymer electrolyte membrane; and drying the catalyst slurry applied onto the polymer electrolyte membrane to form an electrode.

Abstract: Disclosed are a carbon-based carrier that is capable of increasing catalyst activity as much as that of a porous type while having excellent durability unique to that of a solid type, a catalyst comprising same, a membrane-electrode assembly comprising same, and a method for preparing same. The carbon-based carrier for a fuel cell catalyst of the present invention is a solid-type carrier, and has an outer surface area of 100-450 m2/g, a mesopore volume of 0.25-0.65 cm3/g, and a micropore volume of 0.01-0.05 cm3/g.

Abstract: Disclosed are a membrane-electrode assembly capable of satisfying both of two requirements of excellent performance and high durability, and a fuel cell including same. The membrane-electrode assembly of the present invention comprises: a first electrode; a second electrode; and an electrolyte membrane between the first and second electrodes, wherein the first electrode includes a first segment having a first durability and a second segment having a second durability that differs from the first durability.

Abstract: Disclosed is a membrane-electrode assembly having increased active area, improved fluid management capability, and decreased gas transfer resistance due to electrodes having patterned structures on both sides. Also disclosed are a method for manufacturing same, and a fuel cell comprising same. A membrane-electrode assembly according to the present invention comprises: a first electrode; a second electrode; and a polymer electrolyte membrane between the first and second electrodes, wherein the first electrode has a first surface facing the polymer electrolyte membrane and a second surface opposite the first surface, the first surface having a first patterned structure, and the second surface having a second patterned structure.

Abstract: Disclosed is a membrane-electrode assembly which can prevent the corrosion of a carbon-based carrier caused by reducing and/or stopping the supply of hydrogen gas, as well as platinum loss caused by such corrosion, without degrading the performance of a fuel cell, and thus can improve the reverse voltage durability of the fuel cell. Also disclosed are a method for manufacturing the membrane-electrode assembly, and a fuel cell including the membrane-electrode assembly. The membrane-electrode assembly according to the present invention includes: an electrolyte membrane having a first surface and a second surface opposite the first surface; an anode on the first surface; an OER catalyst layer on the first surface; and a cathode on the second surface, wherein the OER catalyst layer includes a catalyst for an oxygen-generating reaction, and at least a portion of the OER catalyst layer is disposed on the same layer as the anode.

Abstract: A laundry treating apparatus includes: a drum, a first lifter disposed on an inner circumferential surface of the drum, and a second lifter that is disposed on the inner circumferential surface of the drum at a position rearward of the first lifter. Each of the first lifter and the second lifter includes at least one insertion protrusion. The drum defines: a first group of one or more mounting slots in a first area of the drum; and a second group of one or more mounting slots in a second area of the drum. The second area is disposed rearward relative to the first area and overlaps with at least a portion of the first area of the drum, and the at least one insertion protrusion is configured to selectively insert into the one or more mounting slots in the first group or the second group.

Abstract: Disclosed are a substrate for a solar cell and a method for manufacturing the same. The method include putting negative and positive electrodes facing away from each other into suspension in which at least two different types of negatively charged cellulose nanofibers are dispersed; applying a voltage across the positive and negative electrodes such that the cellulose fibers are adsorbed onto a surface of the negative electrode; and drying the negative electrode having the cellulose fibers adsorbed thereon.

Abstract: A display device includes: a substrate including a display area and a non-display area; a transistor and a light emitting element, which are disposed on the display area; a pad portion disposed in the non-display area, where the pad portion includes a first metal pattern; and a printed circuit board or a data driver, which is connected with the pad portion. The transistor includes a semiconductor layer disposed on the substrate and a source electrode or a drain electrode which is electrically connected with the semiconductor layer. The source electrode or the drain electrode includes a first layer including a first metal, a second layer including a second metal, and a third layer including the first metal, where the first metal pattern includes the first metal, and is connected with the printed circuit board or the data driver.