Abstract: A positive electrode active material including a first lithium composite oxide particle including a secondary particle formed by aggregation of one or more primary particles, and a coating oxide occupying at least a part of at least one of surfaces of the secondary particle, grain boundaries between the primary particles, or surfaces of the primary particles, the positive electrode active material satisfying an equation of 1.3?a/b?3.0, wherein a represents a max peak intensity at 2theta=44.75° to 44.80° and b represents a max peak intensity at 2theta=45.3° to 45.6° in X-ray diffraction (XRD) analysis using Cu K? radiation.

Abstract: The present invention relates to a novel polycyclic compound employed in an organic layer of an organoelectro luminescent device, wherein the organoelectro luminescent device employing the compound according to the present invention has remarkably improved luminous efficiency and a long lifespan. According to the present invention, it is possible to implement a highly efficient and long-life organoelectro luminescent device that can be effectively applied to various display devices.

Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.

Abstract: Discussed are a light-emitting device and a light-emitting display device having improved efficiency and increased lifespan. A plurality of stacks is provided between an anode and a cathode for at least a subpixel to emit a predetermined color, and emissive layers in different stacks include the same color-based materials having different luminous properties.

Abstract: A semiconductor device capable of improving a device performance and a reliability is provided. The semiconductor device comprising a gate structure including a gate electrode on a substrate, a source/drain pattern on a side face of the gate electrode, on the substrate and, a source/drain contact connected to the source/drain pattern, on the source/drain pattern, a gate contact connected to the gate electrode, on the gate electrode, and a wiring structure connected to the source/drain contact and the gate contact, on the source/drain contact and the gate contact, wherein the wiring structure includes a first via plug, a second via plug, and a wiring line connected to the first via plug and the second via plug, the first via plug has a single conductive film structure, and the second via plug includes a lower via filling film, and an upper via filling film on the lower via filling film.

Abstract: An apparatus and method for treating a substrate are provided. The apparatus includes at least one first process chamber configured to supply a developer onto the substrate; at least one second process chamber configured to treat the substrate using a supercritical fluid; a transfer chamber configured to transfer the substrate from the at least one first process chamber to the at least one second process chamber, while the developer supplied in the at least one first process chamber remains on the substrate; and a temperature and humidity control system configured to manage temperature and humidity of the transfer chamber by supplying a first gas of constant temperature and humidity into the transfer chamber.

Abstract: Provided are a curcumin nanoparticle complex having a modified particle surface and a method for preparing same. A curcumin nanoparticle complex includes curcumin and phospholipids and has a particle size of less than 1000 nm. A first coating layer containing a cationic material and/or a second coating layer containing an anionic material can be further added.

Abstract: A battery mounting structure for a vehicle is provided to include a case having a first internal member that is disposed to be spaced parallel to an upper side of a lower panel of the case and a second internal member that is disposed perpendicular to the first internal member, and configured to accommodate a plurality of battery modules therein using the first internal member and the second internal member. An outer side member is provided in a shape protruding toward the outside on an outer side of the case. The battery modules are disposed in a stacking direction of battery cells that is parallel to a longitudinal direction of the first internal member.

Abstract: A coil component includes a winding coil, a body including a core portion covering the winding coil and an upper cover part and a lower cover part respectively disposed on one surface and the other surface of the core portion facing each other, and first and second external electrodes separately disposed on the body and connected to both ends of the winding coil, wherein the body includes an insulating resin and first and second metal magnetic particles having different diameters, and at least one of the core portion, the upper cover part, and the lower cover part includes only the second metal magnetic particle having a smaller diameter, among the first and second metal magnetic particles, as the magnetic particle dispersed in the insulating resin.

Abstract: A coil electronic component includes a body including a coil portion therein, and including a plurality of magnetic particles including an Fe-based alloy component, and an external electrode connected to the coil portion, wherein at least a portion of the plurality of magnetic particles include a first layer formed on a surface, and a second layer formed on a surface of the first layer, wherein the first layer includes an Fe oxide component and has a thickness of 10 nm or less.

Abstract: The present invention relates to a low temperature co-fired ceramic substrate with embedded capacitors. According to an embodiment of the present invention, the low temperature co-fired ceramic substrate with embedded capacitors is able to prevent diffusion, peeling or loss of electrodes after low temperature firing by controlling composition ratio of various metals included in the substrate, resulting in good adhesion between the ceramic substrate and the capacitor.

Abstract: A substrate and a method for manufacturing the same, and a probe card employing the substrate as a space transformer. The substrate includes: a substrate body; a key forming groove formed in one surface of the substrate body; and an alignment key formed on the key forming groove. The recognition rate of the alignment key formed on the substrate can be increased, resulting in improved accuracy in a micro electro mechanical system (MEMS) process for forming micro probes on the substrate, thereby improving productivity and reliability of the substrate and the probe card including the same.

Abstract: The present invention relates to a low temperature co-fired ceramic substrate with embedded capacitors. According to an embodiment of the present invention, the low temperature co-fired ceramic substrate with embedded capacitors is able to prevent diffusion, peeling or loss of electrodes after low temperature firing by controlling composition ratio of various metals included in the substrate, resulting in good adhesion between the ceramic substrate and the capacitor.

Abstract: A board for a probe card includes a ceramic board including a first insulating layer, and second insulating layers disposed on one surface of the first insulating layer and including cavities for receiving electronic components, conductive patterns disposed on the first and second insulating layers, conductive vias electrically connecting the conductive patterns, and a capacitor disposed in the cavities. The cavities have a depth greater than a thickness of the capacitor to secure a space in a lower portion of the cavity after receiving the capacitor.

Abstract: Disclosed herein are a substrate and a method for manfuacturing the same, and a probe card employing the substrate as a space transformer, the substrate including: a substrate body; a key forming groove formed in one surface of the substrate body; and an alignment key formed on the key forming groove. According to the present invention, the recognition rate of the alignment key formed on the substrate can be increased, resulting in improved accuracy in a micro electro mecanical system (MEMS) process for forming micro probes on the substrate, thereby improving productivity and reliability of the substrate and the probe card incluing the same.

Abstract: There are disclosed a nanocomposite powder for an inner electrode of a multilayer ceramic electronic device and a manufacturing method thereof. The nanocomposite powder for an inner electrode of a multilayer ceramic electronic device includes a first metal particle having electrical conductivity, and a second metal coating layer formed on a top surface or a bottom surface of the first metal particle and having a higher melting point than that of the first metal particle.

Abstract: There are disclosed a method of manufacturing fine metal powder and fine metal powder manufactured by using the same. The method of manufacturing fine metal powder includes forming a pattern having a predetermined size and shape on a base substrate, forming a metal film on the pattern, and separating the metal film from the pattern to obtain individual metal particles having a predetermined size and shape. The fine metal powder manufactured by the method has a uniform shape and a uniform particle size distribution. The fine metal powder is in the form of flakes, having a large ratio of particle diameter to thickness.

Abstract: There are provided an apparatus and method for manufacturing a board for the production of a metal flake. The apparatus includes: a base board supplying part; a patterning part forming a pattern layer on a base board supplied from the base board supplying part; a coating part forming a sacrificial layer on the base board having the pattern layer formed thereon, the sacrificial layer being decomposable by a solvent; and a base board recovering part recovering the base board having the sacrificial layer formed thereon.

Abstract: Disclosed are a method of manufacturing ultra fine metal powder used for an electrode for an MLCC and ultra fine metal powder manufactured by the same. The method of manufacturing ultra fine metal powder includes: preparing a master mold in which a pattern is formed; forming a sacrificial layer by applying a polymer material on the pattern; forming a metal layer on the sacrificial layer; and forming individual ultra fine metal powder by removing the sacrificial layer and separating the metal layer from the master mold.

Abstract: The present invention provides a method for preparing metal powder, which includes the steps of: providing a base substrate; forming a pattern layer, having a concave-convex pattern of a predetermined shape, on the base substrate; forming a metal film separated from the pattern layer by the concave-convex pattern; and separating the metal film from the pattern layer, thereby naturally patterning the metal film in the predetermined shape, and a method for manufacturing inner electrodes of a multilayer ceramic capacitor using the same.