Abstract: A hierarchical fault classification method for a fuel cell system, a multi-stage fault diagnosis method therefor, and a fault diagnosis device therefor are disclosed. The fuel cell system is divided into a subsystem, a component, and an element step by step. The multi-stage fault diagnosis method includes detecting a subsystem, a fault of which occurs, in the fuel cell system composed of a plurality of subsystems and detecting an upper-level component, which causes the fault, among upper-level components included in the subsystem, the fault of which occurs, using measurement data and a control signal.

Abstract: An apparatus and a method for manufacturing a continuous reactor type core-shell catalyst electrode, which may manufacture a large amount of continuous reactor type core-shell catalyst electrodes by improving coating efficiency of shell metal by using reaction chambers disposed in a circular shape or in a line are provided. The apparatus for manufacturing a continuous reactor type core-shell catalyst electrode includes: a main body; reaction chambers which are disposed plurally in a circular shape inside the main body, store reaction solution inside thereof, are equipped with a movable member and counter electrodes, and are coupled with a reference electrode to a lateral portion thereof; a palladium sheet which is moved by the movable member and immersed in the reaction solution as the movable member moves downward; a power supply which applies a voltage to the electrodes.

Abstract: Provided are a separator for a secondary battery and an electrochemical device using the same. More particularly, a composite separator which has a lower Gurley permeability after curing than that before curing when forming a heat-resistant coating layer having low resistance, does not have a Gurley permeability which is greatly increased as compared with the Gurley permeability of a porous substrate itself before forming a coating layer to have an overall low Gurley permeability, and has a high surface hardness to have penetration stability, is provided.

Abstract: The present invention relates to a dropper-type cosmetic container, which is configured so that in a process of releasing screw-coupling to a container main body by rotating a closing cap, by frictional force between an inner circumferential surface of a content inflow tube and an outer circumferential surface of a dropper pipe, the contents stored in the container main body pass through a content inflow hole forming a narrow channel, are dispersed, and are sucked into the dropper pipe, thereby allowing the contents to be drawn into the interior of the dropper pipe through a simple sucking structure to be used.

Abstract: The present invention relates to an electronic device and an operating method therefor. The electronic device comprises a sensor and a processor electrically connected to the sensor, wherein the processor can be configured so as to acquire: a first configuration of a content file in response to the reception of first data indicating the generation of pressure of an intensity included in a first reference range from the sensor; and a second configuration of the content file in response to the reception of second data indicating the generation of pressure of an intensity outside of the first reference range from the sensor.

Abstract: A lithium metal secondary battery including: an electrode assembly including a positive electrode, a lithium metal negative electrode, a separator interposed between the positive electrode and the lithium metal negative electrode, a protective layer interposed between the lithium metal negative electrode and the separator; and a non-aqueous electrolyte injected to the electrode assembly, wherein the protective layer includes a polymer having a sulfur chain group. A battery module including the lithium metal secondary battery is also disclosed.

Abstract: The present disclosure provides an apparatus and a method for manufacturing a continuous reactor type core-shell catalyst electrode, which may manufacture a large amount of continuous reactor type core-shell catalyst electrodes by improving coating efficiency of shell metal by using reaction chambers disposed in a circular shape or in a line.

Abstract: The present disclosure relates to an oxygen electrode comprising a dual plating catalyst, a water electrolysis device and a regenerative fuel cell comprising the same, and a method for preparing the oxygen electrode.

Abstract: An apparatus and a method for controlling a display of a vehicle is provided. The apparatus includes: a detector to detect at least one background element on a head-up display and detect additional information and color information of the at least one detected background element, and a determination device. When the additional information of the detected background element is matched with the head-up display, the determination device compares color information of the a graphic user interface (GUI) corresponding to the additional information with the color information of the detected background element. And an image correcting device of the apparatus corrects a color of an element of the GUI based on a comparison result, and an output controller outputs a corrected GUI corresponding to the additional information and displays the corrected GUI on the head-up display.

Abstract: An apparatus and method are provided for controlling an operation of an electronic device by using a fingerprint image in the electronic device. The electronic device includes a display and a processor configured to detect a fingerprint image corresponding to a user input; determine an input direction of the user input based on the fingerprint image; determine a motion direction of the user input based on the input direction of the user input in response to a motion of the user input; and execute a first function corresponding to the motion direction of the user input.

Abstract: An apparatus for controlling a vehicle includes a sensor that detects motion and approach of an object around the vehicle, a camera that obtains a motion image and a facial image of the object around the vehicle, and a controller that generates a graphical user interface (GUI) based on the obtained motion and facial images of the object around the vehicle.

Abstract: A multi-optic vision device includes a dark-vision lighting apparatus illuminating a defect on a subject and leaving regions that surround the defect dark. A bright-vision lighting apparatus illuminates the subject and the regions that surround the defect and leaving the defect dark. A differential-vision lighting apparatus illuminates the subject so as to stereoscopically show the defect on the subject. An area scan camera continuously imaging the subject as the dark-vision lighting apparatus, the bright-vision lighting apparatus, and the differential-vision lighting apparatus simultaneously and respectively provide light. A controller processes the image to respectively obtain a dark-vision image, a bright-vision image, and a differential-vision image of the subject.

Abstract: Disclosed is a method of manufacturing a medium composition for cell culture, and a method of manufacturing a crushed stem cell extract using a method of manufacturing a medium composition for cell culture and a 3-low extracting method of active ingredients of a stem cell. The medium composition for cell culture includes a basal medium; a hyaluronic acid; and an additive composition. According to an embodiment, when active ingredients of a stem cell are extracted, a stem cell is crushed at a 3-low circumstance of low temperature, low pressure, a hypotonic circumstance.

Abstract: The present invention relates to a negative electrode including a multi-protective layer and a lithium secondary battery including the same, and the multi-protective layer prevents lithium dendrite growth on a surface of the electrode, and does not cause overpotential during charge and discharge since the protective layer itself does not function as a resistive layer, and therefore, is capable of preventing battery performance decline and securing stability when operating a battery.

Abstract: The present invention relates to a method and device for efficiently transmitting and receiving a profile for providing a communication service in a mobile communication system. A method for supporting remote reception of a profile in a wireless communication system according to an embodiment of the present invention comprises the steps of: receiving a second message including a first message for downloading the profile from a server managing the profile; and transferring the second message including the first message to a plurality of UICCs on the basis of the second message, wherein the plurality of UICCs includes at least one eUICC.

Abstract: The present invention relates to a dropper-type cosmetic container, which is configured so that in a process of releasing screw-coupling to a container main body by rotating a closing cap, by frictional force between an inner circumferential surface of a content inflow tube and an outer circumferential surface of a dropper pipe, the contents stored in the container main body pass through a content inflow hole forming a narrow channel, are dispersed, and are sucked into the dropper pipe, thereby allowing the contents to be drawn into the interior of the dropper pipe through a simple sucking structure to be used.

Abstract: An apparatus and a method for controlling a display of a vehicle is provided. The apparatus includes: a detector to detect at least one background element on a head-up display and detect additional information and color information of the at least one detected background element, and a determination device. When the additional information of the detected background element is matched with the head-up display, the determination device compares color information of the a graphic user interface (GUI) corresponding to the additional information with the color information of the detected background element. And an image correcting device of the apparatus corrects a color of an element of the GUI based on a comparison result, and an output controller outputs a corrected GUI corresponding to the additional information and displays the corrected GUI on the head-up display.

Abstract: The present disclosure relates to an IrO2 electrodeposited porous titanium composite layer of a polymer electrolyte membrane water electrolysis apparatus serving as both a diffusion layer and an oxygen electrode, the apparatus including: a porous titanium (Ti) layer; and an electrodeposited iridium oxide (IrO2) layer on the porous Ti layer. The IrO2 layer may be uniformly deposited on a porous Ti layer through an electrolysis process, and the electrodeposited IrO2 layer may play multiple roles as not only a catalyst layer toward oxygen evolution reaction (OER) on the surface of the Ti layer, but also a corrosion-protection layer which prevents an inner Ti layer from corrosion.

Abstract: A method of controlling a function by an electronic device is provided. The method including: receiving first control information for controlling a function of at least one first external device, from the at least one first external device connected in communication using a communication interface; executing, by the electronic device, an application that provides at least one function; determining, from the at least one first external device, information associated with at least one second external device that provides a function corresponding to the at least one function of the application, and determining, from the first control information, second control information for controlling the corresponding function of the at least one second external device; and controlling, by the electronic device, the corresponding function of the at least one second external device at least based on the determined second control information.

Abstract: Provided is a membrane electrode assembly for a proton exchange membrane water electrolyzer, including: an oxygen electrode including an iridium oxide (IrO2) layer which is an electrodeposited oxygen electrode layer on a titanium (Ti) layer which is a diffusion layer; a hydrogen electrode in which a hydrogen electrode layer is formed on a diffusion layer; and an electrolyte membrane placed between the oxygen electrode layer and the hydrogen electrode layer, in which a portion of the pores of the Ti diffusion layer are filled with an electrolyte of the electrolyte membrane.