Abstract: A battery includes a plurality of battery cells and a thermal management component, where the plurality of battery cells are arranged in a stacked manner along a first direction, each of the battery cells including an electrode assembly; and the thermal management component is provided opposite to the battery cells along the first direction, where the projection of a main body portion of the electrode assembly in a plane perpendicular to the first direction and the projection of the thermal management component adjacent to the main body portion in the plane perpendicular to the first direction are at least partially overlapping.

Abstract: The disclosure provides a pixel driving method, a pixel driving circuit and a display device.

Abstract: The invention relates to a double-microenvironment three-layer bionic hydrogel scaffold and a preparation method and application thereof, which are characterized in that includes a cartilage layer GL-HPKGN, an intermediate layer GL-GMA, and a bone layer GL-HP/GMAAT; by an enzymatic crosslinking reaction based on hydroxyphenylpropionic acid (HPA), kartogenin (KGN) is grafted onto gelatin to form a cartilage-specific microenvironment in GL-HPKGN; Based on hydroxyphenylpropionic acid (HPA), a dual crosslinking network was formed by enzyme crosslinking reaction and methacryloyl-glycidyl dimethicone (GMA) photo-crosslinking reaction, which was used to graft atorvastatin (AT) onto gelatin, forming GL-HP/GMAAT with bone-specific microenvironment; the intermediate layer GL-GMA was beneficial for forming a clear and defined cartilage-bone integrated structure. The introduction of the tide-line intermediate layer GL-GMA facilitated the formation of well-defined chondro-bone integrated structures.

Abstract: An electrode structure, a display panel, an electronic device are provided, the electrode structure includes a first electrode portion, a second electrode portion and a conductive connection portion, the first electrode portion includes a first connection bar having a first side and a second side and a plurality of first electrode strips, ends of adjacent first electrode strips away from the first connection bar are open; the second electrode portion includes a second connection bar at a position of the first side away from the second side and a plurality of second electrode strips, the second connection bar includes a third side and a fourth side; the second electrode strips are connected with the second connection bar, ends of adjacent second electrode strips away from the second connection bar are open; ends of the conductive connection portion are connected with the first connection bar and the second connection bar.

Abstract: A device for simulating high-frequency current propagation of partial discharge of a GIL/GIS is disclosed. The device comprises a casing, a busbar cavity, an adjustable impedor, a first metal support, a second metal support, a third metal support, and a high-frequency current sensor. The first metal support and the second metal support are separated by an insulating support, the third metal support has an end connected to the second metal support, as well as an end connected to a grounding grid, and the adjustable impedor is formed by an adjustable resistor and an adjustable inductor which are connected in series, and is connected in series between the first metal support and the second metal support through a wire.

Abstract: A method for filling carbide blades in cutter head by using a carbide blade cutter head filling device. The carbide blade cutter head filling device includes a feeding unit, a storage unit, a loading unit and a discharging unit which are arranged successively. The output end of the feeding unit is matched with the input end of the storage unit through the guide mechanism. The output end of the storage unit faces a conveying tray of the loading unit. The conveying tray is provided with a plurality of group of transition holes for accommodating blades. A receiving mechanism for accommodating a cutter head is arranged below the falling pull plate of the discharging unit. The falling pull plate adjusts the communication and isolation between the transition hole and the cutter head in the receiving mechanism by changing the relative position of the falling pull plate and the transition hole.

Abstract: Disclosed in the present invention are a control system and method for guiding classified storage and feeding/discharging takeout and placement of lock pins. The control system for guiding classified storage and feeding/discharging takeout and placement of lock pins comprises a terminal operation system, a guide system, a robot system, a feeding and discharging device, a transportation unit, and a stacking storage unit. The terminal operation system acquires terminal operation information in real time, and transmits, to the guide system, information of containers needing to be unloaded and loaded and information of corresponding lock pins.

Abstract: A graphitization furnace includes a furnace body, an upper lining, an insulating lining, a lower lining, a positive electrode and a negative electrode. The upper lining, the insulating lining and the lower lining are all disposed as attached to an inner wall of the furnace body, and the upper lining, the insulating lining and the lower lining sequentially abut against one another along a direction from top to bottom, and the upper lining, the insulating lining and the lower lining are all substantially provided with first through holes with a common axis. The positive electrode is substantially disposed vertically, a lower end of the positive electrode is disposed within the upper lining, the negative electrode is substantially disposed horizontally, and a middle part of the negative electrode is provided with a second through hole for passing raw ingredients.

Abstract: Disclosed is a LED grow light with a cold light source, including a cold light source body fixed on a lamp support of a HID lamp, and an electronic ballast and two wiring lamp holders are arranged on the lamp support. The cold light source body includes a cold light source and a heat sink, and the heat sink includes a housing and side cover plates located at both ends of the housing. Heat dissipation channels are formed in the housing, and a plurality of heat dissipation fins are arranged on the housing. An end cover is installed at an input welding spot, screw holes are machined at the top of the housing, each screw hole is connected to a screw rod that penetrates through the fixed support and is fastened and connected by means of a screw, and the fixed support is further connected to the lamp support.

Abstract: The present disclosure provides a display substrate, a manufacturing method of the display substrate and a display apparatus. The display substrate includes a base substrate; an alignment layer, on the base substrate; a first electrode, located between the base substrate and the alignment layer and being in contact with the alignment layer; and a pattern layer, located between the base substrate and the alignment layer and being in contact with the alignment layer. An orthographic projection of the pattern layer on the base substrate does not overlap an orthographic projection of the first electrode on the base substrate, and a ratio of a contact angle of the pattern layer to a contact angle of the first electrode is greater than or equal to 7/12 and less than 3/2.

Abstract: An intelligent separation method of peanut kernel and red coat, feeding peanuts to be removed red coats into a device for a gas explosion of the red coats of the peanuts, to complete a preliminary separation of kernels and the red coats of the peanuts; feeding the primarily separated kernels and peanut red coats of the peanuts into the drying device to fully separate the red coats from the kernels; delivering the fully separated peanut kernels and red coats of the peanuts into a negative pressure adsorption device to collect respectively the fully separated kernels and red coats of the peanuts with different densities and qualities by a negative pressure adsorption mode, finally obtaining the kernels of the peanuts without the red coats, and the red coats of the peanuts respectively.

Abstract: Systems and methods for predicting collision probabilities are provided. The methods involve operating at least one processor to: retrieve vehicle data originating from a telematics device installed in a vehicle, the vehicle data including location data and a plurality of safety exception events performed by the vehicle, the plurality of safety exception events including a plurality of exception event types; identify a plurality of road network edges traveled by the vehicle based on the location data; determine an aggregated area collision rate based on the plurality of road network edges; determine a plurality of exception rates based on the vehicle data, each exception rate representing a normalized rate of occurrence of one of the exception event types; and determine a collision probability using at least one machine learning model on the plurality of exception rates and the aggregated area collision rate, the collision probability representing a risk of collision.

Abstract: The present disclosure provides an array substrate, a liquid crystal display panel and a liquid crystal display device, including: a base substrate; gate lines each extending in a first direction on the base substrate; data lines each extending in a second direction intersecting the first direction; pixel units located in regions defined by the gate lines and the data lines; each pixel unit has a first side and a second side each extending in the second direction and opposite to each other in the first direction; each pixel unit includes a first electrode including a plurality of strip-shaped 10 electrodes, at least part of the strip-shaped electrodes each have a first part and a second part extending in different directions, first parts are connected at the first side, second parts are disconnected at the second side, and lengths of the first part and the second part are different.

Abstract: Disclosed is the use of Bifidobacterium lactis BL-99 in the protection of cartilage. Provided in the present invention is the use of Bifidobacterium lactis in the preparation of a composition for protecting cartilage, wherein the Bifidobacterium lactis is Bifidobacterium lactis with the deposit number of CGMCC No. 15650. The Bifidobacterium lactis can promote the development of cartilage, increase cartilage density, protect cartilage from damage, promote cartilage repair and/or ameliorate cartilage damage, and is beneficial to cartilage health.

Abstract: This application discloses a negative electrode plate, and a method for preparing same, and related devices. The negative electrode plate includes a current collector. The current collector is made of a foamed metal material. The current collector includes a first region, a second region, and a third region arranged sequentially along a first direction. An interior of the first region is provided with a negative active material. The second region is filled with an insulation material. The third region is provided with no negative active material. The technical solution hereof ensures that no metal particles are deposited in a tab region in a battery that uses foamed metal as a negative electrode, thereby avoiding a short circuit of a battery cell caused by dendrites arising from surplus metal particles deposited in the tab region, and in turn, enhancing safety performance of the battery.

Abstract: A negative electrode plate, an electrode assembly, a battery cell, a battery, an electric device and a manufacturing method and device for the negative electrode plate are provided. The negative electrode plate includes a foam metal layer, a part of the foam metal layer is a filled region, pores of the filled region are filled with a filler, and the filler is configured to have a projection, in the thickness direction of the foam metal layer, at least partially overlapping with the projection of the coated region of the positive electrode plate.

Abstract: A transparent wood surface imprinting optical device is provided. A preparation method for the device includes cleaning and drying surfaces of transparent wood, spin-coating polymethyl methacrylate (PMMA) on a substrate of the transparent wood to obtain a PMMA layer, and spin-coating an ultraviolet (UV) glue on the PMMA layer to obtain a UV glue layer; placing the transparent wood on a silicon wafer, attaching a transparent grating array imprinting template on the UV glue layer, exposing the UV glue layer, and removing the transparent grating array imprinting after the exposing, thereby to obtain a grating-structure-based transparent wood; and replacing the grating structure imprinting template by a lattice structure imprinting template to prepare lattice-structure-based transparent wood. The diffraction efficiency of the grating structure and the lattice structure on the transparent wood are greater and more stable than those of PMMA substrates.

Abstract: This application discloses an electrode plate, an electrode assembly, a battery cell, a battery, an electrical device, and an electrode plate manufacturing method and equipment. The electrode plate includes a foamed metal layer. A part of the foamed metal layer is a filled region. Pores of the filled region are filled with a filler. The filler extends continuously from one edge to another edge of the foamed metal layer, the two edges being arranged on two opposite sides along a first preset direction. The first preset direction is perpendicular to a thickness direction of the foamed metal layer. In the electrode plate disclosed in this application, a part of the foamed metal layer is configured as a filling region filled with a filler.

Abstract: Disclosed are a two-way shape memory polyurethane and a preparation method thereof. The two-way shape memory polyurethane includes the following components: in parts by weight, 4 parts to 36 parts of hydroxyl-terminated polybutadiene, 35 parts to 85 parts of hydroxyl-terminated polycaprolactone, 7 parts to 21 parts of a diisocyanate, 15 parts to 45 parts of polyethylene glycol, and 4 parts to 10 parts of a cross-linking agent.

Abstract: An electrode assembly includes a positive electrode layer, a negative electrode layer, and an separator. The positive electrode layer, negative electrode layer, and separator are wound to form the electrode assembly. The separator wraps on both sides of each positive electrode layer and each negative electrode layer. A current collector of the negative electrode layer is made of a three-dimensional porous metal material. The negative electrode layer includes a first negative electrode section and a second negative electrode section extending along a winding direction and connected to each other. A winding start end of the second negative electrode section is substantially aligned with a winding termination end of the positive electrode layer. A thickness d2 of the second negative electrode section is less than a thickness d1 of the first negative electrode section.