Abstract: A polyoxymethylene-based all-solid-state polymer electrolyte prepared by in-situ ring-opening polymerization is used in forming an all-solid-state secondary lithium battery. A trioxymethylene monomer, an additive and lithium salt initiates in-situ ring-opening polymerization on a porous support material through a catalyst to form the all-solid-state polymer electrolyte, which has a thickness of 10 ?m-800 ?m, an ionic conductivity of 4×10?5 S/cm?8×10?3 S/cm at room temperature and an electrochemical window not lower than 4.2 V.

Abstract: A driving method for a display panel includes: converting an initial response square wave signal based on a current display temperature to obtain a target response square wave signal; determining a call requirement based on a target duty ratio in the target response square wave signal; and calling a target response duration parameter table meeting the call requirement, and driving the display panel to work at the current display temperature based on the target response duration parameter table.

Abstract: A finger protective cap for fitting on an installation part at an end of a connection terminal includes a peripheral wall, an end wall connected to an end of the peripheral wall, and an insertion post located in the inner cavity and connected to the end wall. The peripheral wall and end wall define an inner cavity accommodating the installation part. The insertion post is insertable into an insertion hole on the installation part and interference fit with a hole wall of the insertion hole. The inner cavity has an opening opposite to the end wall to allow the installation part to be inserted into the finger protective cap through the opening.

Abstract: A liner configured to be mounted on a radially inner or outer surface of a bearing ring has a generally cylindrical base having first and second axial ends and at least one groove and at least one side wall extending radially from the first or second axial end. The liner is non-metallic and has a base portion covering the inner or outer surface of the bearing ring and a plurality of side wall sections extending radially over at least a portion of at least one axial side of the ring. The base is formed from a plurality of circumferentially adjacent axially extending subsections, each pair of which is connected by a least one hinge having a radial thickness less than a radial thickness of the base portion. Also a bearing assembly that includes a bearing housing and the bearing ring with the liner contacting the bearing housing.

Abstract: The disclosure relates to an aqueous electrochemical device comprising a negative electrode, a positive electrode, a separator and an aqueous electrolyte having an alkaline pH, wherein onto the positive electrode is disposed at least one layer of nanoparticles capable of being used to form a local hydronium ion rich environment at the positive electrode during operation of the device, and/or the capacity ratio between the negative electrode and the positive electrode is less than 1 so as to substantially avoid production of oxygen at the positive electrode. The electrochemical device may find particular use in large-scale energy storage.

Abstract: A connection terminal includes a body part and an installation part. The body part is insertable into a mating terminal for electrical contact with the mating terminal. The installation part is insertable into a finger protective cap for installing the finger protective cap. The installation part is formed on and protrudes from an end face of an end of the body part. A root of the installation part connected to the end face of the body part is formed into an arc-shaped connection part, preventing stress concentration at the root.

Abstract: The present disclosure discloses a cathode material containing a halogen-oxygen compound, a method for preparing the same, and a cathode plate. The method includes the steps: ball milling at least one crystalline phase cathode material and at least one halide, and converting the halide into the halogen-oxygen compound through corrosion and a solid solution reaction during a ball milling process, so as to obtain the cathode material containing the halogen-oxygen compound. The cathode material provided by the present disclosure has a high ionic conduction rate and a low coefficient of expansion, as well as high capacity and good cycling performance.

Abstract: A positive electrode includes a positive current collector and a positive active layer. The positive active layer is disposed on a preset surface of the positive current collector. The positive active layer includes positive electrode particles partially embedded into the positive current collector. The positive electrode particles are made from sodium iron phosphate pyrophosphate. The positive electrode particles are spheroidal or spherical. The positive electrode satisfies: b?c·?/180°, where b denotes a depth to which the positive electrode particles are embedded into the positive current collector, ? denotes an included angle between tangents at two points farthest away from each other on an intersection line of the preset surface and a surface of each of the positive electrode particles partially embedded, and c denotes a distance between an intersection of the tangents at two points farthest away from each other on the intersection line and the preset surface.

Abstract: A sodium iron phosphate pyrophosphate positive-electrode material and a preparation method thereof, a battery, and an energy storage device are provided. A molar ratio A of sodium element to iron element in the sodium iron phosphate pyrophosphate positive-electrode material of embodiments of the disclosure satisfies 1.36?A?1.45.

Abstract: Provided are a positive-electrode active material, a preparing method thereof, and a battery. The positive-electrode active material of the present disclosure includes first active particles and second active particles. An average particle size of the first active particles is smaller than an average particle size of the second active particles; in a particle size distribution curve of the positive-electrode active material, the first active particles have a first peak, the second active particles have a second peak, and a ratio r1 of a value of a peak top of the first peak to a value of a peak top of the second peak satisfies: 0.3?r1?0.8.

Abstract: Disclosed are a power-supply adjusting circuit and a display terminal. The power-supply adjusting circuit is applied to a display panel for image display. The power-supply adjusting circuit is connected to a driving power output terminal of a power-supply circuit, the power-supply circuit is configured to output driving power to multiple data driving circuits of the display panel via the driving power output terminal. The power-supply adjusting circuit is configured to receive reverse current and absorb-and-store the reverse current or the power-supply adjusting circuit is configured to receive the reverse current and discharge the reverse current to a ground terminal, when the power-supply adjusting circuit detects that the reverse current is input via the driving power output terminal.

Abstract: A method for producing a monocell for a planar battery, the monocell including a first and second electrode, each electrode having a coated metal foil portion and a non-coated metal tab, the coated foil portions and the tabs having a predefined position relative to each other, as well as a predefined shape and surface area, wherein the first electrode is sandwiched between two separator sheets attached to each other along an attachment lane running along the perimeter of the coated foil portion of the first electrode except at the position of the tab of the first electrode, so that the separator sheets form a pocket with the coated foil portion of the first electrode inserted therein and a portion of the tab of the first electrode extending out of the pocket, and wherein the second electrode is attached to the pocket.

Abstract: A battery (30) including: a cup-shaped bottom container (1) to accommodate an electrode assembly (4), the bottom container (1) comprising a base (2) and an upstanding sidewall (3) along an outer circumference of the base (2), a lid (10) including: an inner electrically conductive portion (11), an intermediate insulating portion (13) surrounding the inner electrically conductive portion (11), and a peripheral adapter portion (12, 15) forming or constituting an outer peripheral edge portion (26) of the lid (10) and fixable to the sidewall (3) of the bottom container (1) via the outer peripheral edge portion (26), wherein the peripheral adapter portion (12, 15) is sized, shaped and/or configured to bridge a gap between an outer edge (28) of the intermediate portion (13) and an inside perimeter of the sidewall (3).

Abstract: A light-emitting substrate, a display panel and a display device are disclosed. The light-emitting substrate includes: a base substrate; a first power line disposed on the base substrate; an auxiliary electrode pattern disposed on a side of the first power supply line away from the base substrate and electrically connected with the first power supply line; an organic material layer disposed on a surface of the auxiliary electrode pattern and having a first via hole exposing part of a surface of the auxiliary electrode pattern at the bottom, wherein the part of the surface of the auxiliary electrode pattern exposed at the bottom of the first via hole is a non-planar surface; and a first electrode layer disposed on a side of the organic material layer away from the base substrate and electrically connected with the auxiliary electrode pattern through the first via hole.

Abstract: A method for synthesizing a video includes: acquiring audio data and dotting data corresponding to the audio data, the dotting data including a beat time point and a beat value corresponding to the beat time point of the audio data; acquiring a plurality of material images from a local source; and synthesizing, based on the dotting data, the plurality of material images and the audio data to acquire a synthesized video, a switching time point of each of the material images in the synthesized video being the beat time point of the audio data.

Abstract: A color conversion substrate is provided. The color conversion substrate includes a first light scattering layer on a base substrate; a bank layer on a base substrate; a plurality of first apertures and a plurality of second apertures extending through the bank layer; a color conversion layer at least partially in the plurality of first apertures; and a second light scattering layer at least partially in the plurality of second apertures. The color conversion substrate has a first light transmissive region, a second light transmissive region, a third light transmissive region, and a light non-transmissive region. The first light scattering layer is at least partially in the third light transmissive region. The second light scattering layer is in the third light transmissive region. In the third light transmissive region, the first light scattering layer and the second light scattering layer are parts of a stacked structure.