Abstract: A display device comprises a first substrate, a first power bottom line on the first substrate, a second substrate on the first power bottom line, the second substrate having a first power connection hole to expose the first power bottom line, and a pixel driving unit including a plurality of switching elements on the second substrate.

Abstract: A display device includes a base substrate, a partitioning wall on the base substrate, wherein the partitioning wall includes a first partitioning wall, and a second partitioning wall on the first partitioning wall, and a light emitting element spaced from the partitioning wall and located in a space surrounded by the partitioning wall in a plan view. The first partitioning wall and the light emitting element include a same material. The second partitioning wall includes a transparent conductive oxide.

Abstract: A three-dimensional memory device includes first and second isolation patterns extending in a first direction, and adjacent to each other in a second direction intersecting with the first direction; a stack disposed between the first isolation pattern and the second isolation pattern, and including a connection region including a plurality of electrode layers and a plurality of interlayer insulating layers alternately stacked in a vertical direction and an insulating region surrounded by the connection region; and a plurality of stairway-shaped recesses configured in the insulating region and the connecting region, and arranged in the first direction, wherein at least one of the plurality of stairway-shaped recesses comprises a first stairway structure connected to the first isolation pattern, a second stairway structure connected to the second isolation pattern, and a sidewall connecting the first stairway structure and the second stairway structure and disposed in the insulating region.

Abstract: An organic electric element includes a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, wherein a first light-emitting auxiliary layer adjacent to a hole transport layer contains a compound represented by Formula 1, and a second light-emitting auxiliary layer adjacent to the light-emitting layer contains a compound represented by Formula 2, thereby the driving voltage of an organic electric element can be lowered and the efficiency and lifespan can be improved.

Abstract: An image encoding/decoding method and apparatus are disclosed. The method of decoding an image according to the present invention, comprises, obtaining a single stream including subpicture information of a plurality of subpictures; selecting a subpicture to be extracted from among the plurality of subpictures; determining the single stream as a stream to be extracted and obtaining a sub stream for the subpicture to be extracted from the stream to be extracted, by removing or using at least one piece of subpicture information included in the stream to be extracted.

Abstract: Disclosed are a negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative electrode includes a negative electrode active material, a cellulose-based compound, and a binder, and an amount of Na in the negative electrode is about 200 ppm to about 600 ppm.

Abstract: A lens assembly including an incident side on which light is incident and an exit side opposite to the incident side, includes: a first polarization layer disposed adjacent to the incident side; a second polarization layer disposed between the first polarization layer and the exit side; a phase retardation layer disposed between the first polarization layer and the second polarization layer. The phase retardation layer has a first phase retardation refractive index along a first direction, has a second phase retardation refractive index equal to the first phase retardation refractive index along a second direction, and has a third phase retardation refractive index along a third direction perpendicular to the first direction and the second direction, and the first phase retardation refractive index and the second phase retardation refractive index are different from the third phase retardation refractive index.

Abstract: A printed circuit board includes a substrate; first and second through-portions penetrating between upper and lower surfaces of the substrate; a magnetic layer disposed in the first through-portion; a voltage regulator disposed in the second through-portion; a first through-hole penetrating between upper and lower surfaces of the magnetic layer; a first insulating layer disposed on the substrate, covering the magnetic layer and the voltage regulator, and filling the second through-portion and the first through-hole; a second through-hole penetrating between upper and lower surfaces of the first insulating layer in the first through-hole; a first wiring pattern disposed on an upper surface of the magnetic layer; a second wiring pattern disposed on a lower surface of the magnetic layer; and a first via pattern disposed in the second through-hole and connecting the first and second wiring patterns to each other.

Abstract: A negative electrode binder for rechargeable lithium batteries and a rechargeable lithium battery including the same are disclosed. The binder of negative electrode includes: a unit derived from a first monomer; and a unit derived from a (meth)acrylic monomer as a second monomer. The first monomer includes at least one of a (meth)allyl ether monomer or a (meth)acryl ester monomer, and each of the (meth)allyl ether monomer and the (meth)acryl ester monomer contains an alkyl group having a carbon number of 3 or more and an anionic functional group.

Abstract: A method for preparing a catalyst composition for preparing a catalyst composition having improved catalyst activity by pre-treating a hydrogen-bonded lanthanide rare earth element compound and/or an oligomer type of a lanthanide rare earth element compound of Formula 1, which induce the deterioration of the catalyst activity, and a method for preparing a conjugated diene-based polymer using the catalyst composition prepared thereby are described, wherein all the variables are described herein.

Abstract: A multilayer electronic component includes a body having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction, the body including a capacitance formation portion including a dielectric layer and an internal electrode, and a cover portion, and an external electrode. When maximum sizes of the multilayer electronic component in the first to third directions are L, W and T, respectively, average sizes of the cover portion, dielectric layer, and internal electrode in the first direction are tc, td, and te, respectively, 0.75 mm?L?1.25 mm, 0.25 mm?W?0.75 mm, T<0.5 mm, 28 ?m?tc?34 ?m, 0.4 ?m?td?0.5 ?m, and 0.4 ?m?te?0.5 ?m are satisfied.

Abstract: Provided is a method for reconfiguring the oxygen concentration of a metal oxide. The method includes the steps of: (a) predetermining the oxygen reconfiguration voltage to ensure that the metal oxide has the required electron concentration or oxygen adsorption or desorption energy for a chemical reaction; (b) applying voltages to the contact and separation electrodes according to the oxygen reconfiguration voltage; (c) predetermining the oxygen concentration recovery voltage based on the chemical reaction; and (d) after the chemical reaction, applying voltages to the contact and separation electrodes according to the oxygen concentration recovery voltage. This method allows for the reconfiguration of the oxygen concentration in the metal oxide by adjusting the electron concentration and controlling the oxygen adsorption or desorption energy of the metal oxide.

Abstract: A vehicle body includes a floor frame configured to allow driving parts of a vehicle and wheels thereof to be mounted thereon, a fixed interior part mounted on the floor frame and fixed thereto, a swappable interior part having a lower portion detachably mounted on the floor frame and one side detachably mounted on the fixed interior part, wherein the swappable interior part is replaceable depending on a purpose of use of the vehicle, and a magnetic module provided between the swappable interior part and the floor frame or between the swappable interior part and the fixed interior part and configured to selectively apply fixing force to the swappable interior part according to a flow of current flowing through a coil.

Abstract: The present invention relates to a brain-metastatic lung cancer cell line and a use of Noggin as a marker for brain metastasis of lung cancer. In the present invention, a brain metastatic lung cancer cell line with optimized characteristics for brain metastasis was established by repeatedly transplanting the lung cancer cell line through the carotid artery. In addition, in the brain metastatic lung cancer cell line, the expressions of Noggin protein and its mRNA are reduced, confirming that the motility and invasiveness of cells are reduced and adhesion increased. Therefore, the Noggin protein or its gene is expected to be useful as a biomarker for diagnosis of brain metastasis of lung cancer and its target therapy.

Abstract: Diagnostic assay devices for detecting the presence of an analyte in a sample solution may comprise a microreactor configured to form a sample solution containing the analyte, flow the sample solution therethrough in a first direction to form an analyte-capture molecule complex, and transfer the sample solution to an absorbent strip pad configured to flow therethrough, in a second direction crossing the first direction, the sample solution including the analyte-capture molecule complex and indicate a presence of the analyte-capture molecule complex. In some embodiments the devices are configured to process a bioaerosol sample. In some embodiments the diagnostic assay devices may be multiplexed and may be used for detecting the presence of two or more analytes in a sample solution. The diagnostic devices may be used, for example, to identify the presence of one or more of SARS-Cov2, RSV, influenza A, influenza B or other pathogens in samples from patients.

Abstract: A robot surface disinfection apparatus, configured to disinfect a surface of a robot by emitting ultraviolet light to the robot, is provided. The apparatus includes a base positioned at a predetermined height from the ground, a disinfection module formed to be movable up and down between the ground and the base, and a lifting module connected to the base and the disinfection module, respectively, and configured to lift the disinfection module. The disinfection module includes a hollow frame provided with a hollow portion that is open vertically, and an ultraviolet light generating device arranged along a circumference of the hollow frame, and configured to emit ultraviolet light into the hollow portion to disinfect a surface of a robot positioned in the hollow portion.

Abstract: Discussed is a pectus excavatum correction device having excellent wear comfort in which, while non-surgically correcting pectus excavatum by supporting a negative pressure frame in close contact with a body by using a suspender worn over the shoulder, free physical activity and excellent openness and breathability are provided due to very light weight. According to an exemplary embodiment of the present invention, in a state of wearing a suspender-type wearing tool having light weight and excellent openness over the shoulder, a negative pressure frame can be closely supported on the body by using a negative pressure frame support provided on the front surface of the suspender-type wearing tool, and insufficient negative pressure can be compensated for by supplementing same when negative pressure leaks by using a manual negative pressure pump coupled to the lower end of a negative pressure hose connected to the negative pressure frame.

Abstract: The present invention relates to an apparatus for evaluating drying quality of an electrode, and the apparatus includes: an oven configured to provide a space in which an electrode is dried; a measuring unit configured to be positioned at an outlet of the oven and measure a color coordinate value of an electrode active material layer with respect to the dried electrode; and an determination unit configured to determine whether the electrode is dry from the color coordinate value, wherein the determination unit sets a reference value, and determines that a dry state of the electrode is defective if the measured color coordinate value is less than the reference value, and a difference between the measured color coordinate value and the reference value is more than a preset value.

Abstract: An embodiment discloses an ultraviolet light emitting element including: a light emitting structure including a first conductive semiconductor layer, a second conductive semiconductor layer, an active layer disposed between the first conductive semiconductor layer and the second conductive semiconductor layer, and an etched region in which the first conductive semiconductor layer is exposed; a first insulating layer disposed on the light emitting structure and including a first hole which exposes a portion of the etched region; a first electrode electrically connected to the first conductive semiconductor layer; and a second electrode electrically connected to the second conductive semiconductor layer, wherein the light emitting structure includes an intermediate layer regrown on the first conductive semiconductor layer exposed in the first hole, the first electrode is disposed on the intermediate layer, the etched region includes a first etched region disposed at an inner side and a second etched region disp