Abstract: This application discloses a battery cell, a battery, and an electric apparatus. The battery cell includes an electrode assembly. The electrode assembly includes a positive electrode plate, a negative electrode plate, a separator, an insulation layer, and an adhesive layer. The positive electrode plate, the separator, and the negative electrode plate are stacked and wound, and the electrode assembly has bent regions. At least a portion of the insulation layer and at least a portion of the adhesive layer are disposed in the bent region, and the insulation layer is adhered to the positive electrode plate or the negative electrode plate through the adhesive layer. In a thickness direction of the insulation layer, a projected area of the adhesive layer is smaller than a projected area of the insulation layer.

Abstract: A graphene-based lubricant is provided that includes a graphene-based additive. The graphene-based additive, along with and other optional additives is dispersed in a base liquid. A method of lubrication is also provided that includes the application of the composition to two mating surfaces to form a protective coating between the two mating surfaces.

Abstract: This application discloses a battery cell, a battery, and an electric apparatus. The battery cell includes at least one electrode assembly. The electrode assembly includes a positive electrode plate, a negative electrode plate, a separator, and a porous insulation layer. The positive electrode plate, the separator, and the negative electrode plate are stacked and wound. At least a portion of the porous insulation layer is disposed in a bent region of the electrode assembly, and the porous insulation layer is disposed between the positive electrode plate and the separator or disposed between the negative electrode plate and the separator. Based on the above structure, the service life of the battery cell can correspondingly be prolonged, and the safety of the battery cell can correspondingly be improved.

Abstract: There are provided a method, an apparatus and a device for data analytics, and a storage medium. The method includes: determining analytics data according to a data analytics request, where the data analytics request includes a first data analytics request or a second data analytics request (S101); determining an analytics model according to the data analytics request (S102); and obtaining a data analytics result according to the analytics data and the analytics model (S103).

Abstract: A method and system for inter-domain data interaction are provided. The method includes: a management apparatus configures, in respective domains, one or more models in a model group; a data collection apparatus encapsulates collected data in a designated message, and sends the designated message to a forwarder corresponding to a model, wherein the designated message carries indication information for indicating an address of the forwarder; and after processing the collected data, the forwarder processes the designated message, and sends the processed designated message to a next forwarder.

Abstract: A page display method and device, electronic device and storage medium are provided. The page display method includes: playing a target video in a preset page; displaying an object identifier set associated with the target video in the preset page, wherein the object identifier set includes object identifiers respectively corresponding to a plurality of explanation objects associated with the target video, and the object identifier set includes a first object identifier displayed in a first display mode and a second object identifier displayed in a second display mode, the first object identifier is configured to trigger a preset interaction event of a corresponding explanation object, and the first object identifier includes an object identifier corresponding to a first target explanation object, and a display state of the first target explanation object satisfies a preset condition.

Abstract: Disclosed are a method, an apparatus and a storage medium for measuring the quality of a built environment.

Abstract: The present disclosure provides a measurement method and system based on image electroencephalogram sensitivity data for a built environment dominant color, and relates to the field of urban quality measurement. The measurement method based on image electroencephalogram sensitivity data for a built environment dominant color includes acquiring electroencephalogram data corresponding to a built environment image sample; calculating an environment dominant color sensitivity on the basis of the electroencephalogram data; extracting a dominant color feature parameter according to the built environment image sample; constructing a built environment dominant color measurement model, and training same by taking sensitivity data and a dominant color feature as an input; and inputting an environment image to be analyzed into a trained model, so as to obtain a predicted dominant color sensitivity result.

Abstract: A street greening quality detection method based on physiological activation recognition is provided.

Abstract: A street greening quality detection method based on physiological activation recognition is provided.

Abstract: A graphene-based lubricant is provided that includes a graphene-based additive. The graphene-based additive, along with and other optional additives is dispersed in a base liquid. A method of lubrication is also provided that includes the application of the composition to two mating surfaces to form a protective coating between the two mating surfaces.

Abstract: Graphene-modified polymeric foam materials are provided that are amenable to conventional foams to yield articles with superior properties relative to like articles absent the graphene cell modifier. Graphene-based cell modifiers are incorporated in the polymer before or during the foaming process to not only improve the mechanical, thermal, electrical, fire retardant, or barrier properties of the polymer matrix itself, but also help modify the size, density, and morphology of cells in the foam, thereby tailoring the properties of the final foam articles. The graphene-modified polymeric foam materials may be utilized for the manufacturing of articles for mechanical, thermal, noise reduction, or sound absorption applications. The graphene-modified foams and articles made thereof have the advantages higher mechanical strength, better thermal stability, and better sound absorption properties as compared to the conventional polymeric foams such as materials made by copolymer polyol.

Abstract: A graphene-based zinc containing coating is provided to prevent or slow down the corrosion of steel. The graphene-based materials are selected from a group of modified single-layer graphene, double-layer graphene, few layer graphene, graphene nanoplatelet, doped graphene, and a combination thereof. The modified graphene-based materials in zinc-containing paints or coatings act as a barrier to prevent or slow down the diffusion of corrosive species to the steel surface to be protected. For such a purpose, the graphene has a high aspect ratio and good structural integrity, especially a lack of defects on the basal plane of the graphene.

Abstract: Processes and materials are provided for use in Si-based anodes that can improve or extend the cycle life of a battery while also lowering production costs. A composite material design is provided as a porous silicon-graphene-carbon (SiGC) composite particle that is a composed of submicron silicon wrapped with graphene, particulate, flexible conductive additives, and an outer conductive shell or coating made for the purpose of acting as anode material in an electrochemical cell (battery).

Abstract: The development and manufacture of thermal interface materials including, among other forms, greases, pastes, gels, adhesives, pads, sheets, solders and phase change materials, with good through-plane thermal conductivity for thermal interface applications. The good through-plane thermal conductivity is achieved through the formation of a conductive network by the use of thermal conductive material-coated fillers, combinations of thermal conductive material-coated fillers and uncoated fillers.

Abstract: A surface coating for the surface of lead-grids for lead-acid batteries wherein the coating comprises a resin, a material selected from the group consisting of i. graphene and ii. graphene nanoplatelets.

Abstract: A surface coating for the surface of lead-grids for lead-acid batteries wherein the coating comprises a resin, a material selected from the group consisting of i. graphene and ii. graphene nanoplatelets.

Abstract: A nanographitic composite for use as an anode in a lithium ion battery includes nanoscale particles of an electroactive material; and a plurality of graphene nanoplatelets having a thickness of 0.34 nm to 5 nm and lateral dimensions of less than 900 nm, wherein the electroactive particle has an average particle size that is larger than the average lateral dimension of the graphene nanoplatelets, and the graphene nanoplatelets coat at least a portion of the nanoscale particles to form a porous nanographitic layer made up of overlapping graphene nanoplatelets.

Abstract: A heat exchanging element. The heat exchanging element is comprised of a plurality of spaced-apart through a common barrier, plates. The plates are capable of transmitting heat from a first end of said plates in contact with a heat source on one side of the common barrier, directly to a second end of the plates that are in contact with a heat sink on the opposite side of the common barrier.

Abstract: The development and manufacture of thermal interface materials including, among other forms, greases, pastes, gels, adhesives, pads, sheets, solders and phase change materials, with good through-plane thermal conductivity for thermal interface applications. The good through-plane thermal conductivity is achieved, through the formation of a conductive network by the use of thermal conductive material-coated fillers, combinations of thermal conductive material-coated fillers and uncoated fillers.