Abstract: An electroluminescent device includes a first electrode and a second electrode facing each other; a quantum dot layer disposed between the first electrode and the second electrode and including a plurality of quantum dots; optionally, an electron transport layer between the quantum dot layer and the second electrode; wherein the quantum dot layer is configured to emit first light. The electroluminescent device further includes a first layer including an inorganic nanoparticle between the quantum dot layer and the first electrode, and inorganic nanoparticle includes a metal chalcogenide including a Group II metal and a chalcogen element. The inorganic nanoparticle has a size of greater than or equal to about 0.5 nanometers and less than or equal to about 30 nanometers.

Abstract: A method of an integrated access and backhaul (IAB) node may include: receiving, from a target base station, one or more user equipment (UE) context setup request messages including terminal radio resource reconfiguration information; sharing context information including the terminal radio resource reconfiguration information with a source IAB-distributed unit 1 (IAB-DU1); configuring terminal reconfiguration information using the shared context information; and transmitting one or more UE context setup response messages including the terminal reconfiguration information to the target base station in response to the one or more UE context setup request messages.

Abstract: The present disclosure provides a video generation method and apparatus, computer device, and storage medium, wherein the method comprises: generating a virtual three-dimensional scene, the virtual three-dimensional scene including at least one target object; in response to performing an event editing operation on the target object, generating an event stream corresponding to the target object, the event stream including: event information respectively corresponding to a plurality of nodes, wherein the event information is determined based on the event editing operation and is used for describing an event action executed by the target object; controlling the target object to execute an event action corresponding to the event information in the virtual three-dimensional scene based on the event information respectively corresponding to the plurality of nodes in the event stream, and acquiring a first target video of the target object when controlling the target object to execute the event action.

Abstract: An electronic device includes: a digitizer disposed under a display panel, where the digitizer includes an upper layer divided into a first non-foldable portion, a second non-foldable portion, and a foldable portion overlapping the foldable area, where a plurality of holes are defined in the foldable portion, and a lower layer including a first plate and a second plate spaced apart from each other along the first direction so as to define a space therebetween in an area overlapping the foldable portion, where the upper layer includes a base layer, first loop coils, second-first loop coils disposed in the first non-foldable portion, and second-second loop coils disposed in the second non-foldable portion, where the lower layer includes a third-first loop coil disposed in the first plate so as to overlap the foldable portion and a third-second loop coil disposed in the second plate so as to overlap the foldable portion.

Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. Coding decision information of a representative channel of a target block is shared as coding decision information of a target channel of the target block, and decoding of the target block is performed using the coding decision information of the target channel. Since the coding decision information of the representative channel is shared with an additional channel, repeated signaling of identical coding decision information may be prevented. By means of this prevention, the efficiency of encoding and decoding of the target block or the like may be improved.

Abstract: An address verification method and a corresponding apparatus are applied to the field of communication technologies, and in particular, relate to a short-range communication technology. During specific application, a second node receives first information from a first node. The first information includes a first to-be-resolved address and a first resolving key index that are of the first node. The first resolving key index indicates a first resolving key. Then, the second node can determine an identity address of the first node based on the first resolving key index and the first to-be-resolved address. The identity address uniquely identifies the first node. The first to-be-resolved address includes verification information for verifying the first resolving key. The first resolving key corresponds to a first identity address.

Abstract: The present invention relates to an electrification unit of an electrostatic precipitator, and more particularly, to an electrification unit having a discharge electrode, which connects a plurality of unit discharge electrodes in a row by means of a connecting terminal, and a groove-shaped fixing structure provided in a casing so that the connecting terminal and a connection part of the unit discharge electrode can be simply fixedly inserted into the corresponding groove, thereby providing excellent assemblability and electrical insulation and improving manufacturability and electrical stability.

Abstract: The present disclosure relates to a portable printer and a portable printing system including: a main body in a portable form configured to accommodate a cartridge including a nozzle that prints an image by delivering a printing material to a target having a soft or hard surface; a seating part that is provided to be exposed to an outside from a lower portion of the main body to face a surface of the target and surrounds the nozzle at least partially; a roller provided at each of the front and rear of the nozzle at the lower portion of the main body, based on a direction in which the main body moves along the surface of the target to deliver the printing material to the target; and a magnetic body configured to rotate in correspondence with rotation of the roller.

Abstract: A semiconductor memory device comprises, a substrate, a mold structure including gate electrodes and mold insulating films alternately stacked on the substrate, and a channel structure penetrating the mold structure, wherein the channel structure comprises a semiconductor pattern and a dielectric film on the semiconductor pattern, wherein the dielectric film comprises a first crystalline film in contact with the gate electrodes and a second crystalline film between the first crystalline film and the semiconductor pattern, wherein the first crystalline film includes a first matrix and a first impurity and the second crystalline film includes a second matrix and a second impurity, wherein each of the first matrix and the second matrix comprises at least one of HfO2, HfxZr1-xO2 (0.5<x<1) and Hf1-yZryO2 (0.5<y<1), and wherein each of the first impurity and the second impurity is 10 at % or less of the first crystalline film and second crystalline film, respectively.

Abstract: A system to provide physical therapy in the form of heating, cooling and/or percussion, comprising: a device that contains a battery, a motor, and a switch to turn the device on or off or put the device in heating mode or put the device in cooling mode or put the device in percussion mode; wherein the device contains a motor and a pushing rod that supply the movement that results in percussion of a removable heating/cooling attachment and a removable percussion attachment; wherein the front of the device connects to the removable heating/cooling attachment that contains an electronic component to control heating or cooling and a cooling fan; wherein the removable heating/cooling attachment can be used for heating or cooling; wherein a housing shell for the heating/cooling attachment is made of plastic, foam, or metal, or any combination of plastic, foam and metal; wherein the front part of the heating/cooling attachment is made of metal that has the capability to be in contact with human skin in order to prov

Abstract: An aerosol-generating article according to one aspect of the present disclosure may include a tobacco medium portion, a filter portion disposed to be spaced apart from the tobacco medium portion, and a tubular cooling portion disposed between the tobacco medium portion and the filter portion. An inner peripheral surface of the cooling portion may include a nicotine component.

Abstract: Compositions and methods for the treatment of viral infections include conjugates containing inhibitors of viral neuraminidase (e.g., zanamivir, peramivir, or analogs thereof) linked to an Fc monomer, an Fc domain, and Fc-binding peptide, an albumin protein, or albumin-binding peptide. In particular, conjugates can be used in the treatment of viral infections (e.g., influenza viral infections).

Abstract: Disclosed is a method for efficiently removing fluorine from a spent lithium battery. The method comprises: mixing aluminum and a sodium hydroxide solution for reaction to obtain a sodium metaaluminate solution; introducing sulfuric acid into the sodium metaaluminate solution, and stirring to react at a certain temperature to obtain a fluorine removal agent; adding a sodium fluoroaluminate seed crystal and the fluorine removal agent into an impurity-removed battery powder leaching solution, introducing a sodium carbonate solution at the same time, performing reaction at a certain temperature, controlling the pH value of a reaction endpoint, and performing solid-liquid separation after the reaction is finished to obtain a fluorine-removed liquid and filter residues; and adding the sodium hydroxide solution into the filter residues for reaction, and performing solid-liquid separation to obtain a filtrate containing fluorine and aluminum, and insoluble residues.

Abstract: Provided herein is a ribonucleic acid (RNA) encoding a spike (S) protein or an immunogenic fragment thereof of a severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) comprising at least one non-naturally occurring amino acid mutation. In some embodiments, the S protein is derived from an Omicron variant. Additionally provided are relevant polynucleotides, vectors, cells, compositions, kits, production methods and methods of use.

Abstract: A rolling device includes a roller, a heat exchange assembly, and an adjustment assembly. The roller is provided with a rolling surface configured to roll a target member. The heat exchange assembly is arranged opposite to the rolling surface. The heat exchange assembly is configured to adjust the temperature of the rolling surface. The adjustment assembly is connected to the heat exchange assembly and is configured to adjust the position of the heat exchange assembly in an axial direction of the roller, so as to adjust temperatures of different regions of the rolling surface of the roller in the axial direction. A rolling system includes the rolling device, a measurement device and a controller, the measurement device is configured to measure the thickness of the target member after rolling; and the controller is connected in communication with the measurement device and the adjustment assembly.

Abstract: Provided is a fluid monitoring method including photographing a particle in a flowing fluid using a first camera, photographing the particle using a second camera spaced apart from the first camera, and analyzing the particle using images captured by each of the first camera and the second camera, in which the analyzing of the particle includes calculating a volume of the particle, calculating a velocity of the particle moving in the fluid, calculating a density of the particle using the volume and the velocity, and identifying a type of the particle using the density.

Abstract: A camera verification piece includes a body provided with a verification structure for detection by visual detection equipment. The verification structure is constructed to adapt to a to-be-detected structure on a to-be-detected part.

Abstract: The present invention relates to a fire suppression system applied to a battery pack of an electric vehicle, in particular, a fire suppression system applied to the electric vehicle according to various embodiments of the present disclosure in order to accomplish the objects as described in the disclosure is described. The fire suppression system may include: an energy storage system installed inside the electric vehicle; a sensor unit provided in the energy storage system in order to acquire battery environmental information; an fire suppression unit to inject an extinguishing agent to the energy storage system; and a control unit to control an extinguishing operation of the fire suppression unit based on the battery environmental information.

Abstract: An example of the present invention provides a metal composite catalyst for ammonia decomposition and hydrogen production including a carrier; and Ni metal particles dispersed on a surface of the carrier or inside a pore, in which a content of the Ni metal particle is 15 to 70 parts by weight with reference to 100 parts by weight of the metal composite catalyst, and a diameter of the Ni metal particle is 60 nm or less. More specifically, the metal composite catalyst according to an example of the present invention is manufactured by an ultrasonic method, includes an aging step, and exhibits high efficiency and economy in ammonia decomposition and hydrogen production processes.

Abstract: The invention relates to a shape memory polymer-based game kit. The kit includes a plurality of elastic copolymer materials and an an instruction manual comprising one or more user instructions specifying rules of one or more games. Each of the elastic copolymer materials being mechanically manipulate able from its original shape into one or more three-dimensional structures, and reverse back to its original shape by being subjected to a stimulus having a shape recovery temperature. These materials offer a secure and non-toxic alternative for children's toys and item decoration.