Abstract: A negative electrode plate, an electrode assembly, a battery, and an electric apparatus are described. A coating is provided at an edge of the negative electrode plate, and the coating includes a functional compound, the functional compound being able to react with sodium metal or lithium metal to produce gas.

Abstract: The present disclosure provides methods for preparing an extruded product from a solid billet. The methods can include providing an as-cast billet for extrusion; applying a simultaneous rotational shear and axial extrusion force to the as-cast billet to plasticize the as-cast billet; and extruding the plasticized as-cast billet with an extrusion die to form an extruded product. Methods for preparing extruded products from billets can also include: providing a billet for extrusion; while maintaining a majority of the billet below 100° C., applying a simultaneous rotational shear and axial extrusion force to one end of the billet to plasticize the one end of the billet; and extruding the plasticized one end of the billet with an extrusion die to form an extruded product.

Abstract: An electrode assembly, a battery cell, a battery, and an electrical device are described. The electrode assembly includes a positive electrode plate, a negative electrode plate, a separator, and an organic coating. The separator is disposed between the positive electrode plate and the negative electrode plate. The organic coating is disposed on a side of the positive electrode plate facing the separator and/or on a side of the separator, and the organic coating includes organic particles that react with dendrites containing metal elements.

Abstract: An electron gun for an electron microscope or similar device includes a field emitter cathode having a field emitter protrusion extending from the output surface of a monocrystalline silicon substrate, and electrodes configured to enhance the emission of electrons from a tip portion of the field emitter protrusion to generate a primary electron beam. A contiguous TiN layer is disposed directly on at least the tip portion of the field emitter protrusion using a process that minimizes oxidation and defects in the TiN layer.

Abstract: A vehicle navigation method, a method for obtaining driving reference information, an apparatus, and a vehicle are provided and pertain to the field of vehicle technologies. The vehicle navigation method includes: obtaining a first traveling area of a vehicle (201), and displaying the first traveling area of the vehicle (202). The first traveling area of the vehicle is determined by a first location set that corresponds to the vehicle and that meets a first energy requirement. According to the method, display effect of vehicle navigation is effectively improved, so that display content is more comprehensive, and a user requirement is better met, thereby improving user experience.

Abstract: A positive electrode active material for a sodium-ion battery which includes a core and a shell layer covering the surface of the core, a sodium-ion battery and an electrical device. The core contains sodium-containing positive electrode active material particles, the shell layer has a pore structure, and the shell layer contains a sodiophilic material.

Abstract: The present disclosure relates to vehicle control methods and apparatuses, vehicles, computer-readable storage mediums, and computer programs. One example control method includes obtaining a target torque, generating a damping torque based on at least one of an equivalent moment of inertia at a wheel end of a vehicle and a motor rotational speed fluctuation frequency of the vehicle, and controlling, based on the damping torque and the target torque, the vehicle to perform energy recovery.

Abstract: The present application disclose a device for preparing rock samples with different moisture contents, which comprises a sample container, wherein two ends of the rock sample are respectively connected with a first steam inlet and a first steam outlet of the sample container; the first steam outlet, a pump and a gas-liquid separator are connected in sequence, a gas outlet end of the gas-liquid separator, a steam compressor and the first steam inlet are connected in sequence, and a liquid outlet end of the gas-liquid separator, a steam generator and the steam compressor are connected in sequence. The water vapor in the sample container is pumped into the gas-liquid separator by the pump to separate low-temperature water vapor and condensate, and the low-temperature water vapor and condensate form high-temperature and high-pressure steam again and return to the inside of the sample container. The water in the steam generator always circulates inside the preparation device.

Abstract: The present invention discloses a rock sample extraction device, which comprises a downhole plate and a plurality of sampling components uniformly arranged on the downhole plate, wherein the sampling components are used for sampling rock samples in well areas with different depths, and each sampling component is used for sampling at the upper and lower ends of the same well area; each sampling component comprises anisotropic extraction cylinders arranged on the downhole plate and a power member arranged between the anisotropic extraction cylinders, and the power member drives the anisotropic extraction cylinders to perform telescopic movement in opposite directions, so that the anisotropic extraction cylinders can perform sampling operation when extending outwards.

Abstract: An electrical connector includes a housing having a base portion and a tongue portion, two rows of terminals having signal terminals and ground terminals, a grounding member, and a metal shell. The grounding member is formed by bending a metal plate to have two long plates with fingers in contact with corresponding ground terminals. The base body defines a mating face and an outer face. A positioning groove is formed between a first side plate and the outer wall face. The metal shell is provided with an inner plate of which the lower edge is cut into a specific shape to form a locking edge. The metal shell has an inner shell and an outer shell.

Abstract: The present disclosure provides a stapler, including a shell, an ejector plate pin, a cartridge pin, an anvil pin, an unlocking pin, an ejector plate ring, a cartridge ring and an anvil ring, where the cartridge pin is between the ejector plate pin and the anvil pin; the ejector plate ring, the cartridge ring and the anvil ring all include a first half ring and a second half ring; hinged ends of the first half rings and the second half rings are rotatably connected, and fixed ends of the second half rings of the ejector plate ring, the cartridge ring and the anvil ring are connected to the front ends of the ejector plate pin, the cartridge pin and the anvil pin, respectively. The present disclosure adopts a brand-new concept of eversion anastomosis, and ensures the smoothness of a lumen after anastomosis.

Abstract: A memory array comprising strings of memory cells comprises laterally-spaced memory blocks individually comprising a vertical stack comprising alternating insulative tiers and conductive tiers. Strings of memory cells comprise channel-material strings that extend through the insulative tiers and the conductive tiers in the memory blocks. A through-array-via (TAV) region comprises TAV constructions that extend through the insulative tiers and the conductive tiers. The TAV constructions individually comprise a radially-outer insulative lining and a conductive core radially-inward of the insulative lining. The insulative lining comprises a radially-inner insulative material and a radially-outer insulative material that are of different compositions relative one another. The radially-outer insulative material is in radially-outer recesses that are in the first tiers as compared to the second tiers. The radially-inner insulative material extends elevationally along the insulative tiers and the conductive tiers.

Abstract: A cloud system includes a computing node, configured to insert a network interface card and run a first virtual instance, where the network interface card is configured to receive a first packet in a first data flow; a network controller configured to send tenant network information of at least one virtual instance on one or more VPCs to a first central node, where the network interface card is further configured to send the first packet to the first central node; and the first central node, configured to generate the first packet processing rule corresponding to the first data flow, where the network interface card is further configured to receive and locally record the first packet processing rule from the first central node in order to process and/or forward a packet after the first packet in the first data flow.

Abstract: Implementations are described herein that relate to manufacturing articles comprised of one or more metallic materials. In one or more examples, the one or more metallic materials can have a preformed shape that is inserted into the die. In one or more additional examples, the one or more metallic materials can include one or more powders or flakes disposed in the die. The material is then contacted within the die by a tool that moves in a rotational direction and in a vertical direction. The manufactured articles can have a shape that corresponds to the shape of the die.

Abstract: The present application disclose a device for preparing rock samples with different moisture contents, which comprises a sample container, wherein two ends of the rock sample are respectively connected with a first steam inlet and a first steam outlet of the sample container; the first steam outlet, a pump and a gas-liquid separator are connected in sequence, a gas outlet end of the gas-liquid separator, a steam compressor and the first steam inlet are connected in sequence, and a liquid outlet end of the gas-liquid separator, a steam generator and the steam compressor are connected in sequence. The water vapor in the sample container is pumped into the gas-liquid separator by the pump to separate low-temperature water vapor and condensate, and the low-temperature water vapor and condensate form high-temperature and high-pressure steam again and return to the inside of the sample container. The water in the steam generator always circulates inside the preparation device.

Abstract: The present disclosure provides a method and apparatus for a route navigation, which relate to the technical fields of computer vision, image processing, augmented reality and the like. An implementation solution is: performing an augmented reality navigation on a current route based on real-time acquired GPS information of a terminal; acquiring SLAM (simultaneous localization and mapping) coordinates of the terminal; converting, in response to determining that the GPS information meets a preset positioning difference condition, the SLAM coordinates into calculated geographic coordinates; and performing an augmented reality navigation on the current route based on the calculated geographic coordinates.

Abstract: Embodiments of the present disclosure relate to a method and an apparatus for managing network slice for terminal device. A first aspect of the present disclosure provides a method performed at a server function, comprising: determining to change a network slice for a terminal device; and transmitting, to an exposure function, a request to change the network slice for the terminal device. According to embodiments of the present disclosure, a server may be able to change the network slice for a terminal device.

Abstract: The present invention discloses an antimicrobial agent, an antimicrobial high-performance POM composite material, and preparation methods thereof, wherein the preparation method of the antimicrobial agent comprises: Preparing a Tris-HCl buffer solution by mixing a tris(hydroxymethyl)aminomethane solution with a HCl solution; Adding the Tris-HCl buffer solution and dopamine hydrochloride, magnesium ions, hydroxide ions and solvent into deionized water, and performing a polymerization reaction to obtain Solution A; Placing solution A, hydrogen peroxide, solvent and deionized water into a reaction vessel, and performing an oxidation reaction to synthesize and obtain PDA@MgO2 antimicrobial agent. The catechol in polydopamine in the PDA@MgO2 antimicrobial agent in present application provides highly efficient modification sites, which can bond with multiple substances through its metal chelating effect and various chemical reactions.

Abstract: A method of extruding a polymer composite can include loading into a container feedstock material comprising a first polymer and a second polymer. A rotation-induced shear force can be established at an interface between a face of a die tool and a face of the feedstock material by rotating the feedstock material at a different rate than the die tool. An axial extrusion force can be established at the interface between the face of the die tool and the face of the feedstock material by translating the die tool relative to the container. The feedstock material can be extruded through an opening of the die tool using plastic deformation in response to the rotational shear and the axial extrusion force at the interface.

Abstract: Some embodiments include an integrated assembly having a source structure, and having a stack of alternating conductive levels and insulative levels over the source structure. Cell-material-pillars pass through the stack. The cell-material-pillars are arranged within a configuration which includes a first memory-block-region and a second memory-block-region. The cell-material-pillars include channel material which is electrically coupled with the source structure. Memory cells are along the conductive levels and include regions of the cell-material-pillars. A panel is between the first and second memory-block-regions. The panel has a first material configured as a container shape. The container shape defines opposing sides and a bottom of a cavity. The panel has a second material within the cavity. The second material is compositionally different from the first material. Some embodiments include methods of forming integrated assemblies.