Abstract: The present disclosure provides a substrate treating apparatus. The substrate treating apparatus includes a support unit that supports a substrate, and a laser unit that irradiates a laser beam to the substrate supported by the support unit, the laser unit includes an irradiation member that irradiates the laser beam, a lens disposed on a travel path of the laser beam irradiated by the irradiation member to be rotatable, and a reflection member having an inclined surface for changing the travel path of the laser beam that passed through the lens.

Abstract: A chemical filter includes a chemical filter media, and a resin layer formed on an outer surface of the chemical filter media and having a tensile strength of 20 kgf/cm2 to 90 kgf/cm2. The chemical filter may have improved durability and impact resistance, and improved filter performance. In a method of manufacturing a chemical filter, a chemical filter media is prepared, the chemical filter media is bent in a zigzag shape, and a hot-melt resin is applied to the outer surface of the chemical filter media to form a resin layer.

Abstract: A positive electrode material, a positive electrode including the same, and a lithium secondary battery including the same are disclosed herein. In some embodiments, a positive electrode material includes a first positive electrode active material having a larger average particle diameter than a second positive electrode active material, wherein the first positive electrode active material and the second positive electrode active material are each independently a lithium transition metal oxide having a molar ratio of nickel of 80 mol % or more relative to the total molar amount of transition metals in the lithium transition metal oxide, and the positive electrode material satisfies Equation (1): 0<{(B?A)/B}×100?10??Equation (1): wherein, in Equation (1), A denotes a particle strength of the first positive electrode active material, and B denotes a particle strength of the second positive electrode active material.

Abstract: The present invention relates to a nickel-plated heat-treated steel sheet for a battery case with excellent surface corrosion resistance and conductivity. In an embodiment, the nickel-plated heat-treated steel sheet for a battery case includes: a base steel plate; a nickel layer with a thickness of 0.5 to 6 ?m, which is formed on one or more sides of the base steel plate; and a Ni—Fe diffusion layer formed between the base steel plate and the nickel layer, wherein the Ni—Fe diffusion layer includes 0.3 to 25 wt % of Ni, and the nickel layer has a surface contact resistance of 0.8 m? or less.

Abstract: The present disclosure relates to a method for preparing a catalyst for a fuel cell, a catalyst for a fuel cell and a fuel cell including the same. More specifically, the catalyst for a fuel cell according to the present disclosure, wherein ruthenium chalcogenide including the 1T phase exists as single-walled nanotubes, can reduce manufacturing cost by exhibiting superior catalytic activity so as to replace the existing platinum catalyst and can significantly improve stability.

Abstract: An FMCW radar transmission and reception apparatus radiates, via a transmission antenna, a beat frequency signal of a frequency modulation continuous wave (FMCW) and then receives, via a reception antenna, a reflected signal obtained from the radiated frequency modulation continuous wave (FMCW) signal that is reflected by a target and returns, wherein the frequency of a beat signal of a frequency modulation continuous wave (FMCW) radar can be effectively adjusted by configuring a plurality of phase locked loops (PLLs) used in a transmitter and a receiver, and using the same reference oscillation signal for the plurality of PLLs.

Abstract: An apparatus for cooling a fuel cell stack includes: a first refrigerant line through which a working fluid flows; a fuel cell stack provided in the first refrigerant line; a condenser provided in the first refrigerant line and disposed at a downstream side of the fuel cell stack; a pressure control valve provided in the first refrigerant line and disposed at a downstream side of the condenser; and a fluid pump provided in the first refrigerant line and disposed at a downstream side of the pressure control valve.

Abstract: An alien substance removing apparatus according to one embodiment of the present invention may comprise: a hood unit provided adjacent to an electrical steel sheet and for collecting an alien substance generated in the electrical steel sheet by laser irradiation; and a scraping unit coupled to the hood unit and scraping and removing the alien substance attached to one surface of the hood unit facing the electrical steel sheet.

Abstract: Disclosed are a backlight device for a display that provides a backlight for displaying an image and a current control integrated circuit thereof. According to the backlight device and the current control integrated circuit thereof, a driving current can be controlled so as to allow light emitting blocks to maintain light emission for one frame or more, and the luminance of a backlight can be uniformly and precisely controlled in an entire luminance change area.

Abstract: Provided are cylindrical battery cell impact test methods including disposing a cylindrical battery cell on a base; disposing a magnetic portion of a rod above a surface of the cylindrical battery cell; and dropping a weight toward the rod, and cylindrical battery cell impact test apparatuses therefor.

Abstract: Disclosed is a method, performed by a computing device, for analyzing electrocardiogram (ECG) data according to an embodiment of the present disclosure. The method may include the steps of: using a first model that uses, as input, ECG data acquired from an ECG measurement device, and determining whether an event related to at least one of atrial fibrillation or atrial flutter is found in the acquired ECG data; generating a first diagnosis result for the acquired ECG data when the event is found in the acquired ECG data; and when the event is not found in the acquired ECG data, generating a second diagnosis result estimating the risk level for at least one of atrial fibrillation or atrial flutter by using a second model that uses the acquired ECG data as input.

Abstract: Disclosed are a backlight device for a display that provides a backlight for displaying an image and a current control integrated circuit thereof. According to the backlight device and the current control integrated circuit thereof, a driving current can be controlled so as to allow light emitting blocks to maintain light emission for one frame or more, and the luminance of a backlight can be uniformly and precisely controlled in an entire luminance change area.

Abstract: Disclosed is a WDM module for a multimode light source. An aspect of the present embodiment provides a WDM module for a multimode light source that simplifies the arrangement/structure of elements included therein and is resistant to temperature. The WDM module includes a base substrate, at least two optical elements configured to receive or output light of different wavelength bands, an optical path conversion unit, a collimator, an optical path adjustment unit, and a reflection unit.

Abstract: Proposed are a backlight device for display and a current control integrated circuit therefor, the current control integrated circuit includes a plurality of driving current control units sharing a column signal for backlight and controlling driving currents of a predetermined number of light-emitting diode channels belonging to the same control group, wherein the plurality of the driving current control units receive the column signal for the control group and the zoom control signal in a shared manner and sequentially receive row signals, respectively, and wherein each of the plurality of driving current control units generates the sampling voltage that results from sampling the column signal using the row signal, and controls the driving current for light emission from the light-emitting diode channel using the sampling voltage, thereby enabling a gain for conversion of the driving current by the sampling voltage to be controlled with the zoom control signal.

Abstract: This disclosure relates to a plasma generator including a porous ceramic dielectric. More specifically, this disclosure relates to a plasma generator for air purification capable of effectively generating ozone for removing bacteria, viruses, etc., and minimizing pressure loss while increasing air purification capacity by including a porous ceramic dielectric coated with an antibacterial material.

Abstract: An offshore wind power-based water electrolysis system includes an offshore wind turbine generator installed offshore to produce electricity using offshore wind energy, a water electrolysis facility installed offshore to produce hydrogen by electrolysis of water using the electricity, a hydrogen maritime transport apparatus to transport the hydrogen produced through the water electrolysis facility to onshore, a hydrogen above-ground storage facility installed on ground to store the transported hydrogen and dispense the hydrogen to ground transport apparatuses, and a system maintenance and management apparatus to calculate and notify a remaining useful life of blades in the offshore wind turbine generator by performing debonding damage simulation, fatigue crack growth simulation and remaining useful life simulation of the blades in a sequential order, and determine and notify stability through finite element analysis for each hydrogen tank in the hydrogen maritime transport apparatus and the hydrogen above-gro

Abstract: According to an embodiment of the present disclosure, there is provided a waste plastic gasification device including: a raw material input unit for inputting waste plastic raw materials; a first gasification unit that pyrolyzes the waste plastic raw materials at low temperatures using superheated steam to produce a mixed gas and preheats residual raw materials that have not been decomposed; a second gasification unit that further decomposes the preheated residual raw materials through plasma to produce the mixed gas; a residue discharge unit that stores and discharges waste plastic residual melt slag that has not been decomposed in the second gasification unit; and a heat exchange unit for cooling the mixed gas generated in the first gasification unit and the second gasification unit, wherein the second gasification unit is inclined in a direction of the residue discharge unit to discharge the waste plastic residual melt slag.

Abstract: The present disclosure provides a low dielectric polymer substrate and a preparation method thereof. More specifically, the present disclosure provides a low dielectric polymer substrate to which metal or ceramic may be deposited with high adhesion without a separate adhesive layer through surface modification of a polymer substrate and a preparation method thereof.

Abstract: An electric driving apparatus includes: a housing; an electric machine; a speed shifting unit; and a double clutch unit. The double clutch unit includes: a clutch housing; a first clutch hub and a second clutch hub; a first clutch plate package; and a second clutch plate package. The speed shifting unit comprises a first output gear and a second output gear that can be independently rotationally driven by the motor shaft, and the clutch housing comprises a first gear and a second gear configured to be engaged with the first and second output gears to implement rotational driving force at different rotational speeds.

Abstract: Proposed are a system and method for generating club movement data. The system includes an integral marker attached to a plurality of surfaces including a first surface and a second surface of a club head, wherein a first region attached to the first surface and a second region attached to the second surface are connected, and a computing device configured to output movement data of the club head from an image of the club head on the basis of the integral marker.