Abstract: Disclosed is a line catcher type water jet cutting apparatus. Portions of a workpiece to be converted into products are processed by water jet cutting in a common manner in an early stage of the water jet cutting. In a final stage of the water jet cutting, product fixing pushers press and fix the workpiece.

Abstract: Disclosed is a line catcher-type waterjet cutting apparatus in which a workpiece is subjected to the waterjet processing in a state of being clamped by a workpiece edge clamping device and a separate driving unit for the workpiece edge clamping device is provided, and in which the workpiece is clamped by the workpiece edge clamping device during the waterjet processing, while the workpiece is easily decoupled from the workpiece edge clamping device after the waterjet processing is completed, so that the waterjet processing is carried out while reciprocally conveying the workpiece in an X-direction, thereby increasing the processing accuracy of the waterjet processing and easily automating the waterjet processing.

Abstract: Shrouds and substrate treating systems including the same are provided. Substrate treating systems may include a process chamber, a supporter, and a plasma source that is spaced apart from the supporter in a vertical direction. The substrate treating systems may also include a shroud configured to contain the plasma therein. The shroud may include a sidewall portion and a first flange portion extending horizontally from the sidewall portion and including a plurality of first slits that extend through a thickness of the first flange portion. The first flange portion may define a first opening, and a portion of the supporter may extend through the first opening. The sidewall portion may include a plurality of second slits, and each of the plurality of second slits may extend through a thickness of the sidewall portion and may extend from one of the plurality of first slits toward the plasma source.

Abstract: A printed circuit board includes a coreless substrate including an insulating body and a plurality of core wiring layers disposed on or within the insulating body, a build-up insulating layer covering at least a portion of each of an upper surface and a lower surface of the coreless substrate, and a build-up wiring layer disposed on at least one of an upper surface and a lower surface of the build-up insulating layer. A through-opening penetrates through the insulating body and is configured to receive an electronic component therein, and the first build-up insulating layer extends into the through-opening to embed the electronic component.

Abstract: An artificial solid electrolyte interphase (ASEI) of an anode for a secondary battery includes a first film composed of amino-functionalized, reduced graphene oxide (rGO) that is amino-functionalized by binding with polyethyleneimine present in an amount of from 1 to 50% by weight, based on total weight of the amino-functionalized, reduced graphene oxide (rGO) and that is disposed in contact with an anode material to protect the anode material; and a second film comprised of amino-functionalized, multi-walled carbon nanotubes that is amino-functionalized by binding with polyethyleneimine and that is stacked on the first film. An anode of a secondary battery including the ASEI enables rapid diffusion and stable deposition of lithium to inhibit the formation of dendrites. In a secondary battery including the anode, the ASEI prevents side reactions between a lithium metal anode and the electrolyte, achieving good electrochemical stability and high Coulombic efficiency.

Abstract: A method for producing an anode for a lithium metal secondary battery includes coating a thin film comprised of Nb2C, Ti2C or Ti3C2 on a substrate; providing a lithium metal electrode; and laminating the thin film to a surface of the lithium metal electrode. Coating is accomplished by providing a dispersion of a powder comprising Nb2C, Ti2C or Ti3C2; and coating the dispersion on the substrate by Langmuir-Blodgett scooping (LBS). The method may further include, prior to providing the dispersion, obtaining the powder by etching a MAX phase structure represented by Formula 1, Formula 2 or Formula 3 below: Nb2AC??(1); Ti2AC??(2); and Ti3AC2??(3), where A is a metal selected from among Group IIIA elements, Group IVA elements, Cd, and combinations thereof. The method may further include, after laminating the thin film, removing the substrate from the thin film.

Abstract: Provided is an apparatus for conveying a carrier and a system for controlling a carrier having the same, which couples a hoist and a hand using a non-contact damping structure using an eddy current. The apparatus for conveying the carrier conveys a carrier containing a wafer, and includes: a gripper for gripping the carrier; and a lifter for raising and lowering the gripper, in which the gripper and the lifter are connected in a non-contact damping structure, and a relative motion thereof is suppressed.

Abstract: The present disclosure provides a polyimide film prepared from a precursor composition containing a polyamic acid and an organic solvent and having a value of (first FWHM?second FWHM)/(first FWHM+second FWHM) which is less than 0.4, a graphite sheet prepared from the polyimide film, and a method for preparing a graphite sheet.

Abstract: The present disclosure relates to an aqueous binder for a lithium-sulfur secondary battery, a method for preparing the same, and a lithium-sulfur secondary battery including the same. More particularly, it is possible to obtain an aqueous binder (PEI/PVP/CA, PPC) by adding citric acid to a mixed solution of polyethylene imine with polyvinyl pyrrolidone, and to apply the aqueous binder to a lithium-sulfur secondary battery having high discharge capacity, Coulombic efficiency and stable life characteristics through the improvement of adhesion capability even at a sulfur cathode with high energy density, inhibition of a shuttle reaction and inhibition of metal current collector corrosion.

Abstract: The present invention relates to a twisted pair cable in which a shape of a separator for separating a plurality of pairs of wires apart from each other is changed and which is thus easy to manufacture, has a simple configuration, and minimizes internal interference between the pairs of wires.

Abstract: Disclosed is a method of wireless power transfer to at least one wireless station connected to a network from an energy signal transfer apparatus operating in the same frequency band as a wireless local area network (WLAN). The method includes: receiving an energy transfer request from a first wireless station connected to the network; calculating the direction of energy signal transfer in response to the energy transfer request; and sending an energy signal to the first wireless station in the calculated direction of energy signal transfer for the duration of energy transfer. The energy signal transfer apparatus allows for power transfer without causing interference with data transmission on a channel where data transmission occurs, by transferring energy only in the direction of stations requesting energy transfer by beamforming technology.

Abstract: The present invention relates to a polyimide film and a preparation method thereof. According to the present invention, a polyamic acid solution having a high weight-average molecular weight may be obtained by adjusting viscosity and solid content of the polyamic acid solution, and thus, a desired polyimide film may be prepared therefrom. Furthermore, since a length of carbon chains rearranged during graphitization is increased, a graphite sheet having excellent thermal conductivity can be prepared from the polyimide film of the present invention. Also, since the polyimide film has improved windability by further including inorganic particles as a filler, it may facilitate the wind operation.

Abstract: Disclosed herein are an apparatus for writing a motion script and an apparatus and method for self-teaching of a motion. The method for self-teaching of a motion, in which the apparatus for writing a motion script and the apparatus for self-teaching of a motion are used, includes creating, by the apparatus for writing a motion script, a motion script based on expert motion of a first user; analyzing, by the apparatus for self-teaching of a motion, a motion of a second user, who learns the expert motion, based on the motion script; and outputting, by the apparatus for self-teaching of a motion, a result of analysis of the motion of the second user.

Abstract: Disclosed is an electrolyte for a lithium metal secondary battery and a lithium metal secondary battery including the same. An electrolyte system is intended to maintain the energy density of a secondary battery based on a lithium metal negative electrode and to extend the life of a battery. Particularly, an electrolyte for a lithium metal battery which forms a stable SEI film capable of inhibiting formation and extension of lithium dendrite so that the negative electrode of a lithium metal battery having a high possibility of battery ignition may be stabilized and an internal short-circuit may be prevented, and a lithium metal secondary battery including the same is provided.

Abstract: The present application relates to processed food, which is to be distributed at room temperature, comprising kimchi, meat and organic acid and having the pH of 3.9-4.5 and a method for preparing meat- and kimchi-based processed food by means of pH adjustment and mild heating.

Abstract: Provided are a plasma treatment apparatus and a method of fabricating semiconductor device using the same. The plasma treatment apparatus includes a chamber which provides a plasma treatment space, a bottom electrode disposed in the chamber and supports a wafer, a top electrode disposed in the chamber facing the bottom electrode, a source power source which supplies a source power output of a first frequency to the bottom electrode, a bias power source which supplies a bias power output of a second frequency different from the first frequency to the bottom electrode, and a pulse power source which applies a pulse voltage to the bottom electrode, wherein the bias power output is a bias voltage which is pulse-modulated to a first voltage level in a first time section and pulse-modulated to a second voltage level in a second time section and is applied to the bottom electrode.

Abstract: The present application relates to a method for preparing processed food by means of a frozen block and processed food prepared by means of same.

Abstract: A semiconductor package includes a package substrate, at least one first semiconductor chip on the package substrate and having a first height as measured from the package substrate, at least one second semiconductor chip on the package substrate spaced apart from the first semiconductor chip and having a second height less than the first height as measured from the package substrate, at least one third semiconductor chip stacked on the first and second semiconductor chips, and at least one support structure between the at least one second semiconductor chip and the at least one third semiconductor chip configured to support the at least one third semiconductor chip.

Abstract: Disclosed herein are an apparatus for writing a motion script and an apparatus and method for self-teaching of a motion. The method for self-teaching of a motion, in which the apparatus for writing a motion script and the apparatus for self-teaching of a motion are used, includes creating, by the apparatus for writing a motion script, a motion script based on expert motion of a first user; analyzing, by the apparatus for self-teaching of a motion, a motion of a second user, who learns the expert motion, based on the motion script; and outputting, by the apparatus for self-teaching of a motion, a result of analysis of the motion of the second user.

Abstract: A method of fabricating a semiconductor package includes providing a substrate on a stage, the substrate including semiconductor dies and a modified layer along a partition lane and sequentially having an adhesive film and a base film on a surface thereof so that bottom surfaces of the adhesive film and the base film face the stage and top surfaces of the adhesive film and the base film face away from the stage and the bottom surface of the adhesive film faces the top surface of the base film; separating the semiconductor dies from each other by applying a force to the substrate in a lateral direction; applying a gas pressure to a top surface of each of the semiconductor dies; and irradiating ultraviolet rays toward the adhesive film after applying the gas pressure on the top surface of each of the semiconductor dies.