Abstract: A negative electrode composition, a negative electrode including the same, and a lithium secondary battery including the negative electrode are provided. The negative electrode composition comprises a silicon-based active material comprising Si and optionally SiOx (0<x<2) and including 90 parts by weight or more of Si based on 100 parts by weight of the silicon-based active material; a linear conductive material comprising a single-wall carbon nanotube and a multi-wall carbon nanotube; and a negative electrode binder, and the negative electrode composition comprises the silicon-based active material in an amount of 80 parts by weight or more and 95 parts by weight or less based on 100 parts by weight of the negative electrode composition and the negative electrode binder in an amount of 3 parts by weight or more and 10 parts by weight or less based on 100 parts by weight of the silicon-based active material.

Abstract: A negative electrode for a lithium secondary battery, a method for manufacturing the same, and a lithium secondary battery including the same are provided. The negative electrode includes a first negative electrode active material layer having a first negative electrode active material comprising one or more selected from the group consisting of a carbon-based active material, a silicon-based active material, a metal-based active material capable of forming an alloy with lithium, and a lithium-containing nitride; and a second negative electrode active material layer having a second negative electrode active material comprising one or more selected from the group consisting of Si, SiOx (0<x<2), and SiC, wherein the negative electrode satisfies 0.1?[B/(A+B)]×100(%)?15, where A is a total thickness of the first negative electrode active material layer and is 30 ?m or greater and 150 ?m or less, and B is a total thickness of the second negative electrode active material layer.

Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.

Abstract: Disclosed is a negative electrode slurry, a method for preparing a negative electrode slurry, a negative electrode for a lithium secondary battery including a negative electrode slurry, and a method for manufacturing a negative electrode for a lithium secondary battery.

Abstract: The present disclosure relates to a negative electrode for a lithium secondary battery, a method for manufacturing the negative electrode, and the lithium secondary battery including the negative electrode. The negative electrode can include a negative electrode current collector layer, a silicon-based negative electrode active material layer provided on at least one surface of the negative electrode current collector layer, and a ceramic layer provided on a surface of the silicon-based negative electrode active material layer opposite to a surface of the negative electrode active material layer facing the negative electrode current collector layer. The ceramic layer can include a ceramic layer composition or a dried product thereof, and the ceramic layer composition can include ceramic and a binder. BaTiO3 can be included in an amount of 10 parts by weight or more and 50 parts by weight or less based on 100 parts by weight of the ceramic.

Abstract: Disclosed are a mount control system and method for vehicles in which a camera of an electronically controlled suspension system with road preview photographs a road surface condition of a road ahead of a vehicle, a suspension controller determines a road surface state of the road based on photographed information of the camera, and a mount controller controls semi-active mounts to be in an on state or in an off state based on road surface state determination information transmitted from the suspension controller and values detected by wheel acceleration sensors mounted on wheels of the vehicle, so as to improve not only NVH performance but also driving vibration damping performance depending on the road surface state.

Abstract: A brake disc, and a method of manufacturing the same, yield a brake disc capable of exhibiting low thermal deformation and superior wear resistance and corrosion resistance using a new composition for grey cast iron and through nitriding gas treatment thereof.

Abstract: A negative electrode for a lithium secondary battery having excellent dispersibility, adhesion and tensile strength, and a lithium secondary battery including the same. The negative electrode for a lithium secondary battery includes negative electrode active material particles, a conductive material and a binder. The binder includes a copolymer comprising acrylamide monomer-derived repeating units, acrylic acid monomer-derived repeating units, sodium acrylate monomer-derived repeating units and acrylonitrile monomer-derived repeating units. The combined weight of the acrylic acid monomer-derived repeating units and sodium acrylate monomer-derived repeating units in the copolymer is 25 wt % to 35 wt %. The negative electrode active material particles are silicon-based negative electrode active material particles.

Abstract: The present disclosure relates to a base station apparatus and a method of operating a base station apparatus capable of improving accuracy of beam steering (steerability) in performing beamforming using an antenna based on multiple input multiple output (MIMO).

Abstract: Proposed are a freight replacement apparatus and a freight replacement method. According to an embodiment of the present disclosure, the freight replacement apparatus includes an automated loading part configured to load thereon a first freight and to move to a designated position, a transporting part configured to load thereon a second freight different from the first freight and to transfer the second freight, a buffer part disposed between the automated loading part and the transporting part, and a replacement part configured to replace the first freight and the second freight together with the buffer part. Therefore, damage to freight may be prevented, and a replacement speed between different freights may be increased.

Abstract: A method of providing content in a terminal includes obtaining a first message that is input through a user interface of the terminal that is provided by a messaging application that executes a messaging service in the terminal; generating content based on the first message, and a second message stored in the terminal; and providing the generated content via the terminal.

Abstract: Provided is a data input/output (I/O) method using a storage node-based key-value store in a storage disaggregation environment. The data I/O method using the storage node-based key-value store includes receiving a command converted from a key-value write request of an application from a calculation node according to a communication protocol used in the storage node, converting the command into an I/O request using a key included in the command, the I/O request including a logical block address and a value corresponding to the key, and storing the value in a storage device of the storage node using the logical block address of the I/O request.

Abstract: An apparatus for controlling a suspension of a vehicle to improve ride comfort of the vehicle includes: a sensor that measures rainfall around the vehicle, a camera that takes an image of a road surface ahead the vehicle, and a controller that recognizes an obstacle located on the road surface based on the image of the road surface ahead the vehicle. In particular, the controller determines a type of the obstacle depending on the measured rainfall around the vehicle, and controls a damping force of the suspension based on control information corresponding to the determined type of the obstacle when the vehicle passes over the obstacle.

Abstract: The present invention relates to a negative electrode including a current collector and a negative electrode active material layer disposed on the current collector, wherein the negative electrode active material layer includes a negative electrode active material, a conductive agent, and a binder, wherein the negative electrode active material includes silicon particles having an average particle diameter (D50) of 4 ?m to 10 ?m, the conductive agent includes carbon nanotubes and a graphite-type conductive agent, and the binder includes a copolymer containing a polyvinyl alcohol-derived unit and an ionized substituted acrylate-derived unit.

Abstract: Disclosed is to a negative electrode composition, a negative electrode for a lithium secondary battery including the same, and a lithium secondary battery including a negative electrode.

Abstract: The present application relates to a negative electrode for a lithium secondary battery, and a lithium secondary battery including a negative electrode.

Abstract: The present disclosure relates to a plurality of host materials comprising at least one first host compound represented by the following Formula 1 and at least one second host compound represented by the following Formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of host materials according to the present disclosure in the light-emitting layer, an organic electroluminescent device exhibiting low driving voltage and/or high luminous efficiency and/or long lifespan characteristics can be manufactured.

Abstract: The present invention relates to a negative electrode including a negative electrode current collector, and a negative electrode active material layer disposed on the negative electrode current collector, wherein the negative electrode active material layer includes a negative electrode active material containing a silicon-based active material and a carbon-based active material at a weight ratio of 12:88 to 28:72, and a ratio of D50 of the carbon-based active material to D90 of the silicon-based active material is 2 to 5.

Abstract: A method of providing content in a terminal includes obtaining a first message that is input through a user interface of the terminal that is provided by a messaging application that executes a messaging service in the terminal; generating content based on the first message, and a second message stored in the terminal; and providing the generated content via the terminal.

Abstract: The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1 and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds as a host material, an organic electroluminescent device having a lower driving voltage and/or higher luminous efficiency and/or improved lifespan properties compared to a conventional organic electroluminescent device may be provided.