Abstract: The present disclosure relates to a cathode active material for a secondary battery, a cathode for a secondary battery including the same, a secondary battery including the cathode for a secondary battery and manufacturing methods thereof. More particularly, it is possible to obtain a secondary battery having excellent electrochemical characteristics by electrochemically inducing a structural phase change in the cathode active material of a secondary battery including NaCl as a cathode active material.

Abstract: The present disclosure provides a composite wherein NaCl nanoparticles are uniformly dispersed on reduced graphene oxide (rGO), a positive electrode active material including the same, a sodium secondary battery including the same, and a method for preparing the same. The positive electrode active material according to the present disclosure has a structure wherein NaCl nanoparticles are uniformly dispersed on rGO in a one-step process through chemical self-assembly. Therefore, the positive electrode active material according to the present disclosure exhibits superior electrochemical properties with high capacity because the small NaCl particles are dispersed uniformly and is economically favorable because the preparation process is simple.

Abstract: A user clustering and analysis method using body composition big data and a system includes analyzing, by a body composition analyzer, a user's body composition, and transmitting analyzed body composition data of the user to a user terminal, receiving, by the user terminal, the user's body composition data, and transmitting the body composition data to a service provider server providing services related to body composition analysis or executing a body composition data analysis application thereof, and analyzing, by the service provider server or the body composition data analysis application of the user terminal, the user's body composition data accumulated for a predetermined period of time, assigning a cluster that is a group of similar body composition, and providing the cluster to the user terminal or displaying the cluster on a display screen.

Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes discharging a treating liquid including a polymer and a solvent onto a substrate; and solidifying a liquid film of the treating liquid by volatilizing the solvent from the treating liquid on the substrate, and wherein the solidifying a liquid film comprises a first period of stopping the rotation of the substrate or rotating the substrate at a first speed for a first time period.

Abstract: A cable comprises: a cable core; and a cable sheath layer formed on the outside of the cable core, wherein the cable sheath layer has, on the outer surface thereof, a pattern corresponding to a binary code. A recognition rate is improved, and a problem of the productivity of the cable being reduced may be prevented by adjusting the widths of the pattern, corresponding to the binary code printed on the cable, in the vertical direction and the horizontal direction, and a plurality of patterns corresponding to the binary code printed on the cable are provided to prevent, even when the cable is buried in the ground or contacts a facility and a pattern corresponding to some binary patterns is not exposed, a pattern corresponding to the other binary patterns from being exposed and unrecognizable.

Abstract: Provided is a high-pressure tank wound with a hoop layer and a helical layer. According to the present invention, the high-pressure tank includes: a liner which includes a cylinder portion and two dome portions respectively formed at both ends of the cylinder portion; and a composite material layer which includes a hoop layer and a helical layer, wound on an outer circumferential surface of the liner, wherein the helical layer includes a twist portion wound on a junction portion of the cylinder portion and the dome portion, and the twist portion is twisted and wound while wrapping on an end portion of the hoop layer when the helical layer passes by the hoop layer and is then wound toward the dome portion.

Abstract: Disclosed is an appearance inspection apparatus for a secondary battery, which simultaneously obtains laterals image by picking up a plurality of secondary batteries loaded in a tray, and then simultaneously obtains top and bottom images of the secondary batteries by returning the plurality of inspected secondary batteries back to the tray and transporting the tray.

Abstract: The appearance inspection apparatus for a secondary battery according to the disclosure can obtain an image corresponding to an area of not less than 180 degrees of a lateral surface of the secondary battery when the secondary battery is captured at a first posture, and obtain an image corresponding to the entire lateral surface of the secondary battery when the secondary battery is captured at a second posture, thereby having an effect on significantly improving inspection speed.

Abstract: A rail inspection device is provided. The rail inspection device includes: a drive part configured to drive on a lower rail; side wheels configured to rotate such that the drive part moves in a first direction on the lower rail, wherein the side wheels are provided on two side surfaces of the drive part opposite to each other in a second direction that intersects the first direction; upper wheels provided on an upper surface of the drive part and configured to rotate in contact with a branch guide rail provided above an upper portion of the drive part; a body connected to a lower surface of the drive part in a third direction that is perpendicular to the first direction and the second direction; and an inclination sensor provided on the upper surface of the drive part and configured to measure an inclination of the body.

Abstract: Disclosed is an apparatus for inspecting the appearance of a can for a secondary battery, which can obtain an image of the appearance of the can for the secondary battery and determine whether there is a defect. The apparatus for inspecting the appearance of a can for a secondary battery according to the disclosure obtains lateral images of a plurality of cans at once, and generates the lateral image for one can by extracting an area where each can is captured, thereby speeding up the inspection. Further, the lateral images of the can are obtained with light emitted in various combinations, thereby having an effect on improving the accuracy in defect diagnosis.

Abstract: A method of focusing radio wave energy at a focusing target point, which is performed by a processor, may comprise: generating an electromagnetic numerical model of an object including the focusing target point; predicting radio wave focusing points inside the object using radio wave characteristic information of a radio wave radiation module and the electromagnetic numerical model; optimizing one or more focusing parameters such that radio wave energy reaching one or more unnecessary focusing points other than the focusing target point among the radio wave focusing points inside the object is reduced; and radiating radio waves based on the optimized focusing parameters.

Abstract: An adjustable console assembly and a vehicle provided with the same includes: a console lower member fixed to a vehicle and including a receiving portion provided therein; a console intermediate member slidably mounted to the receiving portion to move up or move down along the receiving portion of the console lower member; and a console upper member horizontally slidably mounted on an upper portion of the console intermediate member, wherein the console lower member, the console intermediate member, and the console upper member jointly form an overall appearance of the adjustable console assembly. The console intermediate member of the adjustable console assembly is configured for moving up or moving down, so that a height of the console assembly is adjustable, and the console upper member is horizontally slidably mounted on the upper portion of the console intermediate member, so that a length of the console assembly is adjustable.

Abstract: A method of focusing radio waves, which is performed by a processor, may comprise: generating an anatomic numerical model for electromagnetic analysis inside a living body including a focusing target; calculating a current distribution, in which radio waves are focusable at a target depth inside the living body, based on the anatomic numerical model; and extracting a pattern combination of antenna modules in which the calculated current distribution is implementable, wherein the pattern combination is formed by controlling one or more antenna elements configured to radiate radio waves through switches individually coupled to two or more antenna elements.

Abstract: Disclosed are an apparatus and method for inspecting appearance of secondary batteries, in which a plurality of secondary batteries arranged in a lateral direction are rotated at a time, a photographed image obtained by a camera according to rotated angles is divided into individual image sections where the secondary batteries are respectively photographed, and an inspection image is generated by combining the individual image sections according to the photographed images of one secondary battery.

Abstract: An air vent apparatus for a vehicle and a vehicle provided with the air vent apparatus includes: a controller mounted on a vehicle body; a mounting base mounted on the vehicle body and including a discharge port formed at a rear end portion of the mounting base; an air guide assembly mounted adjacent to the discharge port of the mounting base; and a drive assembly electrically connected to the controller and configured to drive the air guide assembly engaged to the drive assembly to rotate to a first position, a second position, or a third position under a control of the controller.

Abstract: A rotatable cup holder for a vehicle and a vehicle provided with the same, includes a cup holder mounting seat configured to be mounted on a vehicle body and including a first accommodation chamber recessed downward, a cup holder main body rotatably mounted in the first accommodation chamber, and a cup holder upper cover fixed to an upper portion of the cup holder main body and including a catching groove provided in an upper surface of the cup holder upper cover to mount an object in the catching groove. The rotatable cup holder is mounted in a vehicle. The rotatable cup holder for a vehicle may hold an object such as a mobile phone and be rotatable to enable the user at various positions to use the rotatable cup holder.

Abstract: An operation method of a semiconductor device is disclosed. The semiconductor device includes separate first and second dies in a package and receives first types of signals through first and second respective channels independent of each other and corresponding to the first and second respective dies. The method includes a step in which when information for controlling internal operations of the first and second dies is first applied to the first die through a first pad, the first die performs the internal operation and also transmits the information to the second die through an internal interface connecting the first die and the second die, and a step in which when the information is transmitted to the second die, the second die performs the internal operation.

Abstract: An electronic component according to an embodiment includes a multilayer capacitor, a frame terminal, and a conductive bonding portion. An area in which the conductive bonding portion contacts the frame terminal is larger than an area in which it contacts with the external electrode.

Abstract: There are provided a substrate treating apparatus and a substrate treating method. The substrate treating apparatus includes: a stage on which a substrate is seated, in a chamber; and a treatment liquid supply apparatus supplying a treatment liquid containing a solvent and a solute onto the substrate, wherein the treatment liquid supply apparatus supplies the treatment liquid onto the substrate while moving from a center of the substrate to an outer peripheral surface of the substrate.

Abstract: An exemplary embodiment of the present invention provides a substrate treating method including removing particles formed on a substrate by continuously performing a process of supplying a treatment liquid including a polymer and a solvent onto the substrate, forming a solidified liquid film by volatilizing the solvent in the treatment liquid, removing the solidified liquid film from the substrate by supplying a stripping liquid onto the substrate; and supplying a rinse liquid onto the substrate.