Abstract: A display substrate and a display device. The display substrate comprises a base substrate and at least two first electrodes provided on one side of the base substrate and spaced apart; a pixel film layer is provided on the sides of the first electrodes away from the base substrate; a interval region is formed between the adjacent first electrodes; an isolation groove is formed on the side of the interval region away from the base substrate; the isolation groove electrically cuts off the pixel film layer on the adjacent first electrodes.

Abstract: Provided is a method for preparing bencaosome comprising the steps of: mixing one or more lipid components with any one or more of the following: nucleic acid, compound and macromolecules, and treating the obtained mixture by heating. Also provided is a method for extracting decoctosome from plants comprising the steps of: preparing an extract of the plant with a solvent; performing differential centrifugation to the extract; resuspending the precipitates with an aqueous solution to provide the decoctosome.

Abstract: Provided is a method for training an image cropping model, a method for processing an image, an electronic device and a storage medium, relating to the field of deep learning and image processing technology. The training method includes: obtaining sample data, wherein the sample data at least includes: a sample image, a first cropped image obtained by cropping the sample image in a first manner, and a second cropped image obtained by cropping the sample image in a second manner; determining a target loss function; and using at least the sample data and the target loss function to perform model training on a preset image cropping model to obtain a target image cropping model.

Abstract: A method for obtaining a cover image includes: obtaining a plurality of first cropped images of an original image corresponding to a candidate resource; obtaining an aesthetic score of each of the plurality of first cropped images; and determining a target cover image of the candidate resource from the plurality of first cropped images based on the aesthetic score of each first cropped image.

Abstract: A plurality of terminal deoxynucleotidyl transferases (TdTs) and variants thereof are used for de novo synthesis of polynucleotides having controlled sequences and efficiently controllable synthesis of nucleic acid molecules without depending on a template. It is found that some amino acid residues in the TdT catalytic domain can be specifically modified to improve the ability of such modified TdTs to synthesize polynucleotides.

Abstract: The present invention provides a high voltage ride-through method for wind power based on coordinated control of energy storage and reactive compensation devices, comprising fault determination based on voltages of grid connection points of wind farms; setting voltage fluctuation thresholds of grid connection points under faults, and determining whether to implement super capacitor, doubly-fed induction generator, and static var generator coordinated control strategies based on voltage fluctuation thresholds of grid connection points of commutation bus voltages under faults; calculating reactive power shortage of grid connection points under faults based on the control strategies; and determining whether the reactive power shortage of grid connection points is within wind farm regulation ranges and implement corresponding control strategies to adjust voltages based on the reactive power shortage; and determining whether to utilize static var generators to compensate reactive power based on reactive power comp

Abstract: A light emitting device, a display substrate and a display device, relate to the technical field of displaying. The light emitting device including: a plurality of luminescent layers, wherein each of the plurality of luminescent layers includes at least one subject sublayer and at least one object sublayer, and the at least one subject sublayer and the at least one object sublayer are disposed alternately; wherein thicknesses of at least a part of subject sublayers are greater than or equal to a thickness of the object sublayer. The concentration quenching phenomenon of the luminescent layer in the light emitting device is improved, the luminous efficiency is improved, and the service life of the device is extended.

Abstract: The present invention discloses a blockchain-based Industrial Internet of Things (IIoT) data management system and method, where the system includes a physical layer, an edge layer, a network interface layer and a cloud layer; the physical layer includes a plurality of different IIoT device monitoring systems; the edge layer is configured to build an IIoT blockchain network; the cloud layer includes cloud servers which are configured to be deployed in a real blockchain network environment to improve performance and effectiveness of the blockchain network. The present invention can effectively solve the problem of parameter optimization lag in industrial production applications.

Abstract: A display substrate is provided, the display substrate has a plurality of sub-pixels arranged in an array, and includes a driving circuit substrate, a plurality of first electrodes, a pixel definition layer and a light-emitting material layer. The pixel definition layer is at least on a side of the plurality of first electrodes away from the driving circuit substrate, and includes a plurality of sub-pixel openings respectively exposing the plurality of first electrodes and at least one partition structure on the pixel definition layer. The light-emitting material layer is on a side of the pixel definition layer away from the driving circuit substrate and at least in the plurality of sub-pixel openings, the pixel definition layer includes a first pixel definition sub-layer and a second pixel definition sub-layer, and a width of the second pixel definition sub-layer is greater than a width of the first pixel defining sub-layer.

Abstract: Provided is a method for preparing bencaosome comprising the steps of: mixing one or more lipid components with any one or more of the following: nucleic acid, compound and mancromolecules, and treating the obtained mixture by heating. Also provided is a method for extracting decoctosome from plants comprising the steps of: preparing an extract of the plant with a solvent; performing differential centrifugation to the extract; resuspending the precipitates with an aqueous solution to provide the decoctosome.

Abstract: The present invention relates to a cross-network time synchronization method for industrial wireless network and TSN fusion, which belongs to the field of Industrial Internet, comprising the following steps: S1: conducting clock synchronization by a TSN module of a border gateway with a TSN switch of a TSN 2 in a slave clock state; S2: inside the border gateway, using the TSN module as a master clock of an industrial wireless module, and conducting clock synchronization by the industrial wireless module with the TSN module through a serial port; S3: conducting clock synchronization by a routing device in the industrial wireless network with the industrial wireless module of the border gateway through a beacon frame synchronization mode in the slave clock state, and conducting clock synchronization by the routing device as the master clock of a node device for the node device; S4: conducting clock synchronization by a terminal side conversion node in the slave clock state with the node device in the industrial

Abstract: The invention provides an artificially synthesized single sphingosine lipid and use of delivering a nucleic acid thereof.

Abstract: The invention provides an artificially synthesized single sphingosine lipid and use of delivering a nucleic acid thereof.

Abstract: Disclosed are the use of one or more lipid compounds in the delivery of nucleic acids, and a lipid-nucleic acid mixture, a pharmaceutical composition or a kit comprising the lipid compound and nucleic acids. The lipid compounds provided in the present invention can promote the absorption of nucleic acids, particularly via oral absorption, and can promote the entry of the nucleic acids at target sites in a subject in need thereof.

Abstract: A charging port protection apparatus and a terminal related to the field of terminal technologies are provided, including a first detection circuit, a first discharge circuit, a second detection voltage, and a switch circuit. The first detection circuit generates a first detection voltage based on a peak voltage of an input voltage. The first discharge circuit discharges the peak voltage based on the first detection voltage. The second detection circuit generates a second detection voltage when the input voltage is greater than a first threshold. The switch circuit disconnects the input voltage based on the second detection voltage. This implements not only protection against an ESD and EOS peak voltage, but also protection against a high-voltage direct current. The protection against the peak voltage and the protection against the high-voltage direct current are not mutually limited, which implements protection against impact of electrical over-stress in various forms.

Abstract: The present application relates to in situ gelling hydrogel structures formed by the crosslinking of polysaccharide-based nanoparticles and functional polymers. Such systems can be designed to release the nanoparticles and/or encapsulated therapeutics either over time or in response to environmental stimuli.

Abstract: A compound double coaxial line atmospheric pressure low-temperature microwave plasma jet source includes an outer coaxial line, and an inner coaxial line arranged inside the outer coaxial line. The outer coaxial line includes a tube body. A metal tube is arranged in the tube body. A short-circuit plunger is arranged at the bottom of the metal tube. The inner coaxial line includes a needle electrode, and the needle electrode is arranged in the metal tube. A first gas inlet is arranged on the tube body, and the first gas inlet is connected between the tube body and the metal tube. A second gas inlet is arranged at the bottom of the metal tube, and the second gas inlet is connected between the metal tube and the needle electrode. The tube body is further provided with a microwave input port, and the microwave input port is connected to the metal tube.

Abstract: Disclosed are a chitin/graphene composite sponge and a preparation method and a use thereof. The method comprises mixing and ball-milling a certain amount of flake graphite and chitin, dissolving a mixture of the flake graphite and the chitin in a NaOH/urea solvent, performing centrifugal separation, dispersing evenly, cross-linking with an epichlorohydrin cross-linking agent, standing, dialyzing, and freeze-drying, thus obtaining the chitin/graphene composite sponge.

Abstract: Provided is a method for preparing bencaosome comprising the steps of: mixing one or more lipid components with any one or more of the following: nucleic acid, compound and mancromolecules, and treating the obtained mixture by heating. Also provided is a method for extracting decoctosome from plants comprising the steps of: preparing an extract of the plant with a solvent; performing differential centrifugation to the extract; resuspending the precipitates with an aqueous solution to provide the decoctosome.

Abstract: The present application relates to extracting a plurality of compounds from a traditional Chinese medicine, or synthesizing a compound capable of promoting nucleic acid delivery, and utilizing the extracted compound, or a plurality of combinations to promote absorption and entry of a nucleic acid such as sRNA into a target cell, and to facilitate the entry of a nucleic acid into a target site in a subject in need thereof.