Abstract: Embodiments of a method in an access node of a wireless communication network pre-emptively reduces intercell interference, ICI, in neighboring cells. The access node is configured to transmit downlink traffic to a plurality of user equipments, UEs, in a coverage area of the access node. At least one unscheduled physical resource block, PRB, is detected. Downlink traffic across is diluted across the at least one unscheduled PRB. Finally, transmission power of scheduled PRBs is reduced.

Abstract: Provided herein is a technology for an Autonomous Vehicle Cloud System (AVCS). This AVCS provides sensing, data fusion, prediction, decision-making, and/or control instructions for specific vehicles at a microscopic level based on data from one or more of other vehicles, roadside unit (RSU), cloud-based platform, and traffic control center/traffic control unit (TCC/TCU). Specifically, the AVs can be effectively and efficiently operated and controlled by the AVCS. The AVCS provides individual vehicles with detailed time-sensitive control instructions for fulfilling driving tasks, including car following, lane changing, route guidance, and other related information. The AVCS is configured to predict individual vehicle behavior and provide planning and decision-making at a microscopic level. In addition, the AVCS is configured to provide one or more of virtual traffic light management, travel demand assignment, traffic state estimation, and platoon control.

Abstract: Provided are a recombinase polymerase amplification (RPA)-PAND based enterovirus virus typing detection kit and a rapid sensitive detection method, where the detection kit includes a PfAgo protein three gDNAs (g1/g2/g3), MB and its corresponding gDNA (gMB) combination for specifically detection of enteroviruses EV71, CVA6, CVA10, CVA16 and the universal enterovirus (EVU). RPA-HFMD-PAND rapid nucleic acid detection methods for typing detection of common enterovirus type A pathogens EV71, CVA6, CVA10, CVA16 and enterovirus universal EVU are successfully established based on PfAgo protein mediated target detection in combination with an RPA technology. The method has the advantages of high sensitivity, high specificity, low cost, relatively low position targeting restriction, simple reaction system and no aerosol pollution, and can conduct multi-channel nucleic acid detection.

Abstract: A selenium-chelating pea oligopeptide, a preparation method thereof and use thereof. After the selenium-chelating pea oligopeptide is subjected to digestion treatment in at least one of following three ways, a change rate of selenium content not more than 3% with respect to the selenium content before the digestion treatment: hydrolyzing for 4 hours by a pepsin at a pH value of 2 and a temperature of 37° C.; hydrolyzing for 6 hours by a trypsin at a pH value of 7.5 and a temperature of 37° C.; maintaining the temperature constant at 37° C., firstly hydrolyzing for 4 hours by the pepsin at a pH value of 2, and then continuing to hydrolyze for 6 hours by a trypsin at a pH value of 6.8. The preparation method thereof includes mixing and reacting an aqueous solution of pea oligopeptide and sodium selenite, and then being subjected to alcohol precipitation and drying.

Abstract: A construction method for a radiation-proof concrete hole reserved split bolt includes: 1) mounting a hole reserved sleeve; 2) mounting an inclined recoverable split bolt; 3) mounting an inclined split bolt; 4) fixing the inclined recoverable split bolt and an inclined split bolt main body; 5) pouring concrete, and dismantling related components; 6) plugging the inclined split bolt main body; and 7) plugging the hole reserved sleeve. According to the construction method, the hole reserved sleeve is obliquely arranged, the inner side of the hole reserved sleeve is sprayed with a radiation-proof coating with the functions of reducing radiation ray reflection and absorbing certain radiation rays, and in addition, after the construction of a pipeline or a line in the hole reserved sleeve is finished, the openings at both ends of the hole reserved sleeve are plugged with a radiation-proof mortar incorporated with a micro-expanding agent and a waterproof agent.

Abstract: A connector includes a housing and a locking member rotatably connected to the housing. The locking member is rotatable between a locking position and an unlocking position. The locking member includes a pair of force arms, a pair of hook shaped locking parts, and a pair of rollers. First ends of the pair of force arms are rotatably connected to an outer side of the housing. The pair of hook shaped locking parts are respectively formed on second ends of the pair of force arms. The pair of rollers are rotatably installed on the ends of the hook shaped locking parts. As the hook shaped locking part is locked onto the locking post, the roller of the hook shaped locking part is in rolling contact with the locking post.

Abstract: The present application relates to a silicon-carbon composite material in the form of particles comprising a porous carbon skeleton, a silicon-containing deposition layer, and a carbon-containing coating layer, wherein the silicon-containing deposition layer is in pores of the porous carbon skeleton, the carbon-containing coating layer is on the silicon-containing deposition layer and/or on the surface of the particles, and the silicon-carbon composite material has an oil absorption number of 35 mL/100 g to 80 mL/100 g. The silicon-carbon composite material of the present application has a high energy density and an improved cycle life. In addition, the present application further relates to a negative electrode plate comprising the material, a secondary battery, a battery module, a battery pack, and a power consuming device.

Abstract: Disclosed are a display panel and a display device. The display panel includes a display area, with at least one first area. The display panel further includes a substrate, and a display function layer, an isolation structure, and a touch structure. The display function layer includes a plurality of light-emitting devices. The isolation structure includes a plurality of first openings and second openings. The plurality of second openings are located in the first area, and the first opening is configured to define the light-emitting device. The touch structure includes a dummy electrode, and an orthographic projection of at least one second opening on the substrate is located within an orthographic projection of the dummy electrode on the substrate. A risk of interference between a driving signal for touch and a driving signal for display may be reduced, so as to ensure touch and display functions of the display panel.

Abstract: The present disclosure relates to the technical field of separators for electrochemical devices, and discloses a polyolefin porous film and a preparation method therefor, a battery separator, and an electrochemical device. The polyolefin porous film of the present disclosure has a network fiber structure, and when observed in a 20,000×SEM image, and the polyolefin porous film has the following characteristics: (1) within a circle having a radius of 1000 nm, a fiber orientation result R_MD of fibers having a fiber diameter of greater than 15 nm in a machine direction (MD) satisfies: (R_MD)2<0.8; and (2) within a circle having a radius of 1000 nm, a fiber orientation result R_TD of fibers having a fiber diameter of greater than 15 nm in a transverse direction (TD) satisfies: (R_TD)2<0.8.

Abstract: A display panel includes a substrate; a driving layer located on the substrate; an anode layer located on the driving layer; a pixel defining layer located on the driving layer; a light-emitting layer located on the anode layer; a cathode layer located on the light-emitting layer; and a capacitance adjustment layer located between the substrate and the cathode layer. The light-emitting layer includes multiple first-color light-emitting structures. The cathode layer includes multiple cathode units. The cathode units include first cathode units corresponding to the first-color light-emitting structures. The capacitance adjustment layer includes first capacitance adjustment units corresponding to the first cathode units. At least part of a first capacitance adjustment unit is located in the projection of a respective corresponding first cathode unit along the thickness direction of the display panel.

Abstract: This application relates to a silicon-carbon composite material. The silicon-carbon composite material includes a carbon nanotube-and-porous carbon composite substrate and a silicon-based material. The porous carbon is connected to the carbon nanotube by a connecting unit in the carbon nanotube-and-porous carbon composite substrate. The high conductivity and strong mechanical properties of the carbon nanotubes can improve the overall conductivity, compression resistance, and expansion resistance of the silicon-carbon composite material, thereby improving cycle performance, electrode plate cycle expansion resistance, and rate performance of a secondary battery.

Abstract: A silicon-carbon composite material and a preparation method thereof, a negative electrode plate, and a secondary battery are disclosed. The silicon-carbon composite material includes a porous carbon matrix and silicon-based particles. The porous carbon matrix internally includes a plurality of pore channels with a width of 5 nm-50 nm. The silicon-based particles are distributed in the pore channels, and the porous carbon matrix meets: 1.0×10?7?Vtotal/Stotal?10.0×10?7, where Stotal is the total surface area occupied by the pore channels with the width of 5 nm-50 nm, and the measurement unit is: ×104 cm2/g; and Vtotal is the total pore volume occupied by the pore channels with the width of 5 nm-50 nm. The silicon-carbon composite material has high electrical conductivity. When being applied to a negative electrode of the secondary battery, the silicon-carbon composite material can effectively increase the volume capacity and energy density of the secondary battery.

Abstract: Disclosed are a display panel and a display device. The display panel is provided with a first region. The display panel includes a substrate, and an isolation structure layer and a display function layer located on the substrate. The isolation structure layer includes a light-transmitting portion and a plurality of isolation openings. The display function layer includes a plurality of light-emitting devices respectively located within the plurality of isolation openings. A touch structure is located on a side, away from the substrate, of the isolation structure layer. The display panel may be applied to the field of under-screen recognition.

Abstract: A data information pushing method based on an Internet of Things platform includes configuring an application pushing message according to an application address list and data information to be pushed that comes from an Internet of Things terminal and adding the application pushing message into a normal queue for message pushing. If the message pushing fails, the method includes adding the application pushing message that fails to be pushed into a failure queue for retry pushing. The method further includes adding an application address of the application pushing message that fails to be pushed into a blacklist and if the message pushing succeeds, removing an application address of the application pushing message that is pushed successfully from the blacklist.

Abstract: A method, system and computer readable storage medium for controlling a state of accounts. In one aspect, the method uses a data structure storing a plurality of transactions representing the state of accounts. The method comprises receiving a request by a node of a plurality of nodes to create a transaction and determining a type of the transaction based on the request. The determined type of the transaction is used to determine whether to add the transaction to a data structure storing a plurality of transactions representing a state of accounts. In response to determining that the transaction is to be added to the data structure, storing the transaction in the data structure based on the determined type to control the state of accounts. The transaction may by stored in the data structure using a link corresponding to the determined type. The determined type corresponds to a type from a plurality of types comprising a retractable transaction and a non-retractable transaction.

Abstract: A data migration system, method and apparatus for an Internet-of-Things device, and a storage medium are disclosed, which relates to the technical field of Internet of Things communications. The data migration system for an Internet of Things device includes a gateway platform and an Internet of Things platform. The Internet of Things platform includes a plurality of server clusters; and a virtual private channel is established between the gateway platform and each of the server clusters of the Internet of Things platform for communication. The gateway platform is configured for receiving data of the Internet of Things device, determining a user identifier of the Internet of Things device according to the data, determining a virtual private channel for transmitting the data according to the user identifier, and sending the data through the virtual private channel. The user identifier is preset in the gateway platform.

Abstract: The present application provides a silicon-carbon composite, a method of preparing the same, and a secondary battery including the silicon-carbon composite. The silicon-carbon composite includes porous carbon-based matrix particles having a three-dimensional network interconnecting pore structure; and silicon-based nanoparticles, at least a portion of which is provided in the three-dimensional network interconnecting pore structure. The present application enables secondary batteries to have an improved cycle performance and energy density.

Abstract: A gene chip includes a chip carrier, a plurality of DNA nanoballs assembled on the chip carrier, and a polymer film formed on the chip carrier and wrapping the DNA nanoballs. The polymer film includes at least one of a film of a positively charged polymer, a film of a positively charged polymer which is modified, a film of a zwitterionic polymer, and a composite polymer film. The composite polymer film is formed by a layer-by-layer self-assembly process of a positively charged polymer and a negatively charged polymer. The gene chip has good sequencing quality and different functions can be achieved by coating with different polymers, such as the chip surface rapidly drying out and surface non-specific adsorption. A method of preparing a gene chip is further disclosed.

Abstract: A preparation method for optically active citronellal, which can obviously enhance the catalytic stability of an optically active transition metal catalyst for asymmetric hydrogenation of homogeneous catalysis and thereby achieve higher turnover numbers. In the preparation method for optically active citronellal, a substrate is subjected to an asymmetric hydrogenation reaction in the presence of the transition metal catalyst to generate the optically active citronellal, wherein the transition metal catalyst is obtained by reacting a transition metal compound with an optically active ligand containing two phosphorus atoms, and the raw material of the substrate is one of neral and geranial or a combination thereof to control the hydroxyl value to be less than or equal to 6 mgKOH/g and/or the iron content to be less than or equal to 50 ppm in the raw material of the substrate for the asymmetric hydrogenation reaction.

Abstract: A multi-wavelength mid-infrared laser pulse train cavity dumped laser based on Nd:MgO:APLN crystal is disclosed. In response to the needs in the field of differential absorption lidar, it is necessary to introduce multi-fundamental frequency light pulse accumulation and superposition, and parametric light synchronization pulse compression technology in the multi-wavelength mid-infrared laser operating mechanism. To this end, a splayed parametric light oscillation cavity formed in conjunction with a Nd:MgO:APLN crystal is disclosed, wherein it is possible to obtain multi-wavelength mid-infrared laser pulse train output with narrow pulse width and high peak power, meeting the needs of differential absorption lidar for mid-infrared lasers.