Abstract: A battery module includes: a battery cell stack in which a plurality of battery cells are stacked, a busbar frame connected to the battery cell stack, a busbar, cell terraces each protruding from mutually adjacent battery cells among the plurality of battery cells included in the battery cell stack, and electrode leads each protruding from the cell terraces and having the same polarity, wherein at least one of the cell terraces defines a bending portion that contacts the busbar.

Abstract: The method of manufacturing a self-assembled nanoparticle-releasing soluble microneedle structure comprises: dissolving a biocompatible amphiphilic block copolymer and a hydrophobic drug in a solvent to prepare a solution comprising a uniform mixture of the biocompatible amphiphilic block copolymer and the hydrophobic drug; removing the solvent from the solution to prepare a film comprising the uniform mixture; preparing an aqueous solution comprising an additive and a hydrophilic drug; adding the aqueous solution to the film and uniformly dispersing the film in the aqueous solution; injecting the aqueous solution into a template; and drying the template and separating the microneedle structure from the template.

Abstract: Provided is a secondary battery reel storage rack to which a secondary battery reel is loaded for storage, the secondary battery reel storage rack including: a loading column perpendicular to the ground; a cantilever protruding parallel to the ground from one side surface of the loading column to support the loaded secondary battery reel; and a cover provided below the cantilever.

Abstract: A display device includes a display layer comprising pixels, each of the pixels having at least one thin-film transistor, a connection line electrically connected to the at least one thin-film transistor, the connection line being exposed on a lower surface of the display layer through a first contact hole formed in the display layer, a barrier layer disposed on the lower surface of the display layer and including a second contact hole connected to the first contact hole, a lead line disposed on a lower surface of the barrier layer and electrically connected to the connection line through the second contact hole, a pad part disposed on the lower surface of the barrier layer and electrically connected to the lead line, and a lower film overlapping the lower surface of the barrier layer and the lead line.

Abstract: A method for manufacturing a skin chip according to an exemplary embodiment of the present disclosure may include: a step of forming first and second PDMS layers disposed on both surfaces of a porous membrane and each having a microfluidic channel through which a culture medium is transferred to both surfaces of the porous membrane; a step of forming first and second MEA substrate layers disposed on the outer surfaces of the first and second PDMS layers, respectively, and having metal electrodes for measurement of TEER arranged at positions corresponding to the channels; and a step of forming first and second PMMA layers disposed on the outer surfaces of the first and second MEA substrate layers, respectively. In the method for manufacturing a skin chip according to in an exemplary embodiment of the present disclosure, the porous membrane may be made of a polycarbonate having pores of a predetermined size.

Abstract: The present disclosure provides a substrate treating apparatus. The substrate treating apparatus includes a support unit that supports a substrate, and a heating unit that irradiates a beam to the substrate and heat the substrate, and the heating unit further includes an irradiation part that irradiates the beam, and a rotation part that rotates the beam.

Abstract: An electroluminescent display apparatus includes a plurality of pixels that each include a driving element including a first gate electrode connected to a first gate node, a second gate electrode facing the first gate electrode, a source electrode connected to a source node, and a drain electrode, a light emitting device connected between the source node and an input terminal for a low level driving voltage to emit light during an emission period, and an internal compensation circuit including a first capacitor connected to the first gate node and the source node. The internal compensation circuit samples a threshold voltage of the driving element during a sampling period that precedes the emission period. A sampling reinforcement voltage for increasing a sampling current flowing in the driving element is applied to the second gate electrode of the driving element during the sampling period.

Abstract: A battery pack including a battery cell assembly including a cell block having a plurality of battery cells, and a bottom cover plate under a bottom surface of the cell block, a housing having an opening, and accommodating the battery cell assembly, and a pack cover coupled to the housing and covering the opening, wherein the battery cell assembly and a bottom wall of the housing are spaced apart from each other to form a first space, and wherein the bottom cover plate includes a venting passage in communication with the first space.

Abstract: A display device includes a display module including a first non-folding area, a folding area, and a second non-folding area, a support plate disposed below the display module, a foam coating layer including a base portion and a foaming agent included in the base portion, the foam coating layer being disposed directly on the support plate; and a barrier layer disposed between the display module and the foam coating layer and including an elastic material.

Abstract: A wheel for reducing a resonance noise in a vehicle may include a cylindrical-shaped rim on which a tire is mounted, and waveguides mounted on the rim, disposed in a cavity which is a space between the rim and the tire, having a ‘U’-shaped internal passage through which a sound wave generated in the cavity enters, and configured to reflect the sound wave entering the internal passage to generate a sound wave having an inverse phase, wherein a center portion of the internal passage extends in an axial direction of the rim, and first and second end portions of the internal passage are connected to a center portion of the internal passage to allow the sound wave to propagate and extend in a circumferential direction of the rim.

Abstract: A hydrogel prepared through the supramolecular self-assembly of cyclodextrin and adamantane is described. The hydrogel can be filled with drugs and cells and used for various diseases. The hydrogel uses hyaluronic acid and thus can be applied to transdermal delivery, in vivo drug release, intractable disease treatment using stem cells, etc.

Abstract: A fuel cell vehicle and a method for controlling power generation for the same are provided. The fuel cell includes a motor supplying driving power for driving the fuel cell vehicle, a fuel cell and a battery supplying electrical power for driving the motor, and a vehicle controller for operating the fuel cell in advance by predicting a shortage of discharge power of the battery by monitoring the discharge power of the battery.

Abstract: A battery module includes a battery cell stack in which a plurality of battery cells are stacked; and a module frame for housing the battery cell stack. The module frame includes a first module frame having an opened upper part and a second module frame having an opened lower part. The first module frame includes a first side surface part, a second side surface part, and a bottom part for connecting the first side surface part and the second side surface part, wherein the second module frame includes a third side surface part, a fourth side surface part, and a ceiling part for connecting the third side surface part and the fourth side surface part. The first module frame and the second module frame surround the battery cell stack in a state where the first side surface part and the third side surface part are overlapped, and the second side surface part and the fourth side surface part are overlapped.

Abstract: A display device includes a display module, and a window which is disposed on the display module and in which a first non-folding region, a folding region, and a second non-folding region are sequentially defined in a first direction, wherein the window includes a base layer, a first hard coating layer disposed on an upper surface of the base layer, and a second hard coating layer disposed on a lower surface of the base layer, and the second hard coating layer includes a first portion overlapping the first non-folding region and the second non-folding region of the window, and a second portion overlapping the folding region of the window and having a hardness lower than a hardness of the first portion. Therefore, it is possible to provide a display device having desired surface hardness, impact resistance, and bending properties.

Abstract: An apparatus for preparing lithium sulfide includes a reaction chamber that has a reaction space for generating lithium sulfide and is provided to move a supplied lithium raw material in a predetermined direction; a lithium raw material supply unit provided to continuously supply the lithium raw material to an upstream side of the reaction chamber in the predetermined direction; a hydrogen sulfide supply unit provided to supply hydrogen sulfide to the reaction chamber; a heating unit; a lithium sulfide recovery unit provided on a downstream side of the reaction chamber in the predetermined direction and provided to recover lithium sulfide that is generated by a reaction between the hydrogen sulfide and the lithium raw material in the reaction chamber; an inert gas supply unit provided to supply an inert gas to the upstream side of the reaction chamber in the predetermined direction; and a moisture removal unit.

Abstract: A display device including: a substrate including a bending area, a boundary area adjacent to the bending area, and a non-bending area adjacent to the boundary area; and a window disposed on the substrate and including: a base substrate including a first surface having a slope of about 0.10 to about 0.9° in the boundary area with respect to the first surface in the bending area, wherein the base substrate has a thickness in the bending area that is less than its thickness in the non-bending area; and a coating layer disposed on a second surface of the base substrate, wherein the second surface faces the first surface of the base substrate.

Abstract: One embodiment of the present disclosure provides a catalyst for manufacturing carbon nanotubes, including a metal component represented by the following Chemical Formula 1: Cox:[M1,Zr]y:M2z??[Chemical Formula 1] wherein Co represents cobalt or oxides or derivatives thereof, M1 represents at least one metal, or oxides or derivatives thereof, selected from Al, Ca, Si, Ti, and Mg, Zr represents zirconium, or oxides or derivatives thereof, M2 represents at least one metal, or oxides or derivatives thereof, selected from W, V, Mn, and Mo, x/y satisfies 0.2?x/y?2.6, and x/z satisfies 6?x/z?13.

Abstract: According to an embodiment of the present disclosure, a method of manufacturing a card by using a card manufacturing device includes the steps of: forming an adhesive layer on a body plate made of a metal material having a preset first surface roughness; performing a vacuum deposition process using a first metal base on the adhesive layer; and print-processing a 3D pattern layer by using UV on a surface of the adhesive layer on which the vacuum deposition process was performed.

Abstract: An electroluminescent display apparatus includes a plurality of pixels that each include a driving element including a first gate electrode connected to a first gate node, a second gate electrode facing the first gate electrode, a source electrode connected to a source node, and a drain electrode, a light emitting device connected between the source node and an input terminal for a low level driving voltage to emit light during an emission period, and an internal compensation circuit including a first capacitor connected to the first gate node and the source node. The internal compensation circuit samples a threshold voltage of the driving element during a sampling period that precedes the emission period. A sampling reinforcement voltage for increasing a sampling current flowing in the driving element is applied to the second gate electrode of the driving element during the sampling period.

Abstract: A display device includes a display layer comprising pixels, each of the pixels having at least one thin-film transistor, a connection line electrically connected to the at least one thin-film transistor, the connection line being exposed on a lower surface of the display layer through a first contact hole formed in the display layer, a barrier layer disposed on the lower surface of the display layer and including a second contact hole connected to the first contact hole, a lead line disposed on a lower surface of the barrier layer and electrically connected to the connection line through the second contact hole, a pad part disposed on the lower surface of the barrier layer and electrically connected to the lead line, and a lower film overlapping the lower surface of the barrier layer and the lead line.