Abstract: The technology disclosed in the present specification is a method of evaluating insulation performance of a low-temperature storage tank, the method including an operation of transferring an internal electrode to a lower base material, wherein the operation includes: a first operation of measuring an amount of infrared energy of a sensor pad; a second operation of assuming a temperature of a substrate of the sensor pad as a specific value; a third operation of calculating a temperature of a first surface of the sensor pad by using the amount of the infrared energy measured from the sensor pad and the temperature of the substrate; a fourth operation of obtaining a temperature of the substrate from a transient heat conduction equation by using the temperature of the first surface as a boundary condition; a fifth operation of determining whether the obtained temperature of the substrate is equal to the assumed temperature of the substrate; and a sixth operation of, when the temperatures of the substrate are equa

Abstract: Provided is a steel reinforcement including an amount of 0.07 to 0.43 wt % of carbon (C), an amount of 0.5 to 2.0 wt % of manganese (Mn), an amount of 0.05 to 0.5 wt % of silicon (Si), an amount greater than 0 and less than or equal to 0.5 wt % of chromium (Cr), an amount greater than 0 and less than or equal to 4.5 wt % of copper (Cu), an amount greater than 0 and less than or equal to 0.003 wt % of boron (B), an amount greater than 0 and less than or equal to 0.25 wt % of vanadium (V), an amount greater than 0 and less than or equal to 0.012 wt % of nitrogen (N), an amount greater than 0 and less than or equal to 0.03 wt % of phosphorus (P), an amount greater than 0 and less than or equal to 0.03 wt % of sulfur(S), an amount of 0.01 to 0.5 wt % of the sum of one or more of nickel (Ni), niobium (Nb) and titanium (Ti), the balance of iron (Fe), and other inevitable impurities. A final microstructure includes ferrite, bainite, pearlite, retained austenite, and precipitates comprising copper.

Abstract: The present invention relates to a gas supply pump comprising: a camshaft which can be rotated; a plurality of cam noses provided at regular intervals in a lengthwise direction of the camshaft and having an eccentric shape from the center of the camshaft; a cam roller provided to be in close contact with each cam nose; and a drive shaft and a piston provided to neighbor with one side of the cam roller; and a liquefied gas compression device which pressurizes and exhausts a liquefied gas according to a straight reciprocation of the piston.

Abstract: An upper rail device for a seat of a vehicle includes: a lower plate in which a slot is formed, a drive housing mounted on the lower plate, a drive support that passes through the slot for insertion into a curved movement path of a lower rail, a motor with a reducer mounted on an upper surface of the drive housing, a drive shaft connected to an output portion of the reducer, a drive gear mounted on a lower end portion of the drive shaft and engaged with a driven gear mounted within the curved movement path of the lower rail. The upper rail device may be fastened to enable sliding movement along the curved movement path of the lower rail so that the seat can be moved in a diagonal or oblique direction depending on various purposes, which can improve a seat position movement adjustment.

Abstract: A method for collecting contents performed by a content collection device is provided. The method may comprise acquiring a captured image, recognizing a first object included in the acquired captured image by inputting the captured image into an object recognition model, the first object being an advertisement type object, generating content classification information for the recognized first object, determining whether the first object has already been reported by using the content classification information and transmitting metadata for the first object to a server when it is determined that the first object is a new object that has not already been reported as a result of performing the determining of whether the first object has already been reported.

Abstract: An operation method of a memory controller, which is configured to control a memory module including a plurality of memory devices and at least one error correction code (ECC) device, is provided. The method includes reading a data set including user data stored in the plurality of memory devices and ECC data stored in the at least one ECC device, based on a read command and a first address, and writing uncorrectable data in a memory area, which is included in each of the plurality of memory devices and the at least one ECC device and corresponds to the first address, when an error of the user data is not corrected based on the ECC data.

Abstract: A quantum dot comprising a core comprising a first semiconductor nanocrystal comprising zinc, selenium, and optionally tellurium; and a shell disposed on the core and comprising a second semiconductor nanocrystal having a different composition from the first semiconductor nanocrystal, and comprising zinc and at least one of sulfur and selenium, wherein the shell comprises at least three branches extending from the core, wherein at least one of the branches has a length of greater than or equal to about 2 nm, the quantum dot emits blue light comprising a maximum emission peak at a wavelength of less than or equal to about 470 nm, a full width at half maximum (FWHM) of the maximum emission peak is less than about 35 nm, and the quantum dot does not comprise cadmium.

Abstract: A sensor thawing device, applied to a vehicle, discharges high-temperature air in a target direction, which is any one of left, right, down, and up directions, to an air discharge duct extended from a molding box coupled to a radiator grill, heats outside air introduced into a heat source line with a heat source including a heating wire to convert the outside air into high-temperature air, supplies the high-temperature air to an air distribution box, moves the air discharge duct in the target direction by forming the air pressure with a part of the high-temperature air by using an air pressure actuator, and supplies the air discharge duct with the remaining high-temperature air through a moving duct.

Abstract: There is provided a composite oil seal having an electric corrosion prevention function, which is mounted on a shaft in a motor housing to prevent leakage of oil in the motor housing. The composite oil seal includes a seal main body, which is formed of an elastic material and has an outer circumferential surface formed to be in tight contact with an inner circumferential surface of the motor housing and at least one lip protruding inwards so as to be in contact with an outer circumferential surface of the shaft, and an electrical path fabric, which is formed by weaving metallic yarns and is mounted to the seal main body to electrically connect the shaft to the motor housing so that current induced in the shaft flows to the motor housing.

Abstract: A lower rail for a seat of a vehicle has a structure with a curved movement path, in which the seat may be moved in an oblique direction or a diagonal direction according to various seat positions, thereby allowing a degree of freedom for adjusting a seat position movement. In addition, the lower rail includes a curved inner channel bent at a predetermined angle and a curved outer channel bent at about a same angle as the curved inner channel, which are separately provided and configured to be mutually combined in order to provide one curved movement path for moving the seat.

Abstract: A light source includes a light emitting element which emits light, and a light conversion layer which converts the light emitted from the light emitting element into white light and emits the white light, where the light conversion layer includes a resin and a quantum dot material mixed with the resin, and a red apex of a color region of the white light is positioned in a region of 0.65<Cx<0.69 and 0.29<Cy<0.3370 in color coordinates, and a green apex of a color region of the white light is positioned in a region of 0.17<Cx<0.31 and 0.61<Cy<0.70 in the color coordinates.

Abstract: A multilayer capacitor includes a body including a laminate structure in which at least one first internal electrode and at least one second internal electrode are alternately stacked in a first direction with at least one dielectric layer therebetween, and first and second external electrodes spaced apart on the body, to be connected to at least one first internal electrode and at least one second internal electrode, respectively. The body includes, in a larger molar content, at least one selected from the group consisting of Dy, Tb, Y, Sm, Ho, Gd, Er, Ce, La and Nd in a capacitance formation region including a region between at least one first internal electrode and at least one second internal electrode than in a margin region including a region between a boundary line of at least one first internal electrode and at least one second internal electrode and a surface of the body.

Abstract: A pop-up floating type hologram system mounted on a vehicle a pop-up floating module in which a hologram video projected by a video player provided with a skin plate as a vehicle external skin is implemented by a 45° tilted cube of a transparent plate externally exposed through any one of a crush pad, an emblem, an air spoiler, and a mobile holder in a pyramid form or externally exposed through a roof in a reverse pyramid form by the movement by a repulsive force between an electromagnet forming an N pole and a permanent magnet facing the electromagnet as an N pole by a power source supply, hiding the pop-up floating type hologram system using the external skin upon non-operation.

Abstract: Provided are a seamless charging flap opening/closing device and a vehicle including the same. A charging flap cover is additionally provided with a pop-up function to also function as an opening/closing door for an air channel of an air breather, such that the charging flap cover is integrated with the air breather to be unperceivable from the outside during driving and is only opened during charging to allow a battery to be charged. The single charging flap cover is used in common by a charging flap device and the air breather maintaining independent functions. The exterior quality of a product and the efficiency of use of a package is improved, a vehicle body has a distinctive novel exterior image, and the charging flap cover is easily matched adjacently to a moving part located adjacent thereto.

Abstract: A light emitting device including a first electrode and a second electrode each having a surface opposite the other, a light emitting layer disposed between the first electrode and the second electrode, and an electronic auxiliary layer disposed between the light emitting layer and the second electrode, wherein the electron auxiliary layer includes metal oxide nanoparticles and an orthosilicate compound.

Abstract: The present disclosure relates to a slide block, the slide block assembly having a ball bushing bearing may include: a slide block which has formed at one side thereof a guide receiving part capable of receiving a slide guide of which at least a portion is formed as a linear section or a curved section; and a ball bushing bearing of which the inner surface is formed so as to correspond to the slide guide so as to be capable of making sliding contact with the slide guide, and the outer surface is formed so as to correspond to the guide receiving part so as to be capable of making rolling contact with the guide receiving part by means of a ball method.

Abstract: A dielectric composition includes a BaTiO3-based component as a main component, a donor component including a first element and a second element each having a shorter ionic radius and greater atomic weight than Ba, and an acceptor component including at least one of Mg, Al, Mn and V. An ionic radius of the second element is greater than an ionic radius of the first element, a molar content of the second element is less than a molar content of the first element, and a molar content of the acceptor component is greater than a molar content of the donor component.

Abstract: A ceramic electronic component includes: a body including an active portion, including a first dielectric layer and an internal electrode, and a margin portion disposed a side surface of the active portion and including a second dielectric layer; and an external electrode disposed on the body and connected to the internal electrode. The first and second dielectric layers have different dielectric compositions. The first dielectric layer includes tin (Sn) and dysprosium (Dy). The second dielectric layer includes magnesium (Mg).

Abstract: An electroluminescent device, a method of manufacturing the same, and a display device including the same. The electroluminescent device includes a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode, the emission layer including light emitting particles; an electron transport layer disposed between the first electrode and the emission layer; and a hole transport layer disposed between the second electrode and the emission layer, wherein the electron transport layer includes inorganic oxide particles and a metal-organic compound, the metal-organic compound or a thermal decomposition product of the metal-organic compound being soluble a non-polar solvent.

Abstract: A memory device is provided. The memory device includes a memory cell array including a plurality of memory cells arranged in a plurality of columns and rows and including first and second memory cells in a same column and different rows, the plurality of columns intersecting the plurality of rows in a plan view, a first bit line transistor electrically connected between the first memory cell and a first bit line metal line and a second bit line transistor electrically connected between the second memory cell and a second bit line metal line, wherein the first bit line metal line is on an upper surface of the memory cell array, and the second bit line metal line is on a lower surface of the memory cell array opposite the upper surface of the memory cell array.