Abstract: A pixel circuit including a first light emitting control circuit, a light emitting element, a driving circuit and a light emitting gating circuit; the light emitting gating circuit generates a current path between the second terminal of the driving circuit and the light emitting element under the control of the light emitting control voltage provided by the light emitting control voltage terminal in the light emitting phase according to the light emitting data voltage provided by the light emitting data voltage terminal under the control of the first control signal provided by the first control terminal, control the driving circuit to control the light emitting element to emit light, or, to generate a current path between the second terminal of the driving circuit and the light emitting element during the light emitting phase, to control the driving circuit to control the light emitting element to emit light.

Abstract: A method for short-process preparation of a heteropoly acid from scheelite and its application in redox flow battery are provided. The method includes: S1, mixing the scheelite with sodium silicate at a W-to-Si molar ratio of (1-3):1, and conducting water leaching and acidolysis; and conducting solid-liquid separation to remove insoluble substances; S2, adding a precipitating agent to a leachate to produce a silicotungstate precipitate, thereby achieving salt precipitation-based purification of silicotungstic acid with a Keggin structure; and S3, redissolving the silicotungstate precipitate obtained in S2, and conducting acidification, extraction, and recrystallization to produce Keggin-type silicotungstic acid with a battery-grade purity. A method for direct short-process production of a heteropoly acid electrolyte in a redox flow battery through in-situ decomposition of scheelite is further provided.

Abstract: A method for selecting a collector for synchronous lead-silver enrichment based on coordination chemistry and electrochemistry includes: acquiring electrochemical information on a solid-solid interaction between a silver mineral and galena; acquiring the galena, the silver mineral, and potential targeted mineral-philic groups of the galena and the silver mineral, and outputting chk files; analyzing the quantum chemical calculation chk files to obtain shape and energy level information of frontier molecular orbitals of related minerals and the mineral-philic groups; preliminarily identifying a targeted mineral-philic group for the silver mineral; thermodynamically, determining whether the targeted mineral-philic group preliminarily identified for the silver mineral demonstrates a better adsorption capacity than other mineral-philic groups for the silver mineral; and calculating solvation free energies of targeted mineral-philic group derivatives with different carbon chain lengths and shapes, and determining a

Abstract: A simulation method is provided, including: obtaining a model parameter information, including a total charge quantity and respective charge volume densities of various charged particles, and an external electric field force; calculating a built-in electric field intensity by using the model parameter information and a pre-constructed model, where an input of the model includes the total charge quantity and the respective charge volume densities of the various charged particles; calculating, based on the built-in electric field intensity, a built-in electric field force acting on each charged particle; simulating a motion of each charged particle according to the external electric field force and the built-in electric field force acting on each charged particle; and determining a display grayscale under the external electric field force to obtain a simulation relationship between display grayscale and external electric field force, in response to the motion of each charged particle stopping.

Abstract: A multi-inductor common-ground on-chip millimeter wave single-pole double-throw radio frequency switch is provided. The radio frequency switch includes a first radio frequency port, a second radio frequency port, a third radio frequency port, a first switch arm and a second switch arm. Access points of output matching circuits in the two switch arms are respectively connected with a first compensation inductor and a second compensation inductor. The first compensation inductor, the second compensation inductor, and a first coupling inductor connected with the first radio frequency port are multiplexed to be grounded to a second coupling inductor.

Abstract: A display substrate and preparation method therefor, and display apparatus. The display substrate includes multiple circuit units, a circuit unit includes a pixel drive circuit, a first scan signal line, a second scan signal line, a third scan signal line and a light emitting signal line. The pixel drive circuit at least includes an eighth transistor and a ninth transistor. An orthographic projection of first scan signal line on a plane of the display substrate at least partially overlaps that of second scan signal line on the plane of the display substrate, an orthographic projection of third scan signal line on the plane of the display substrate at least partially overlaps that of light emitting signal line on plane of the display substrate, an orthographic projection of eighth transistor on the plane of the display substrate at least partially overlaps that of ninth transistor on plane of the display substrate.

Abstract: Disclosed is a display substrate, comprising: a base substrate having a first display region and a second display region, a plurality of first light-emitting elements, a plurality of second light-emitting elements, a plurality of first pixel circuits and a plurality of second pixel circuits. The plurality of first light-emitting elements are located in the first display region, and the plurality of first pixel circuits, the plurality of second pixel circuits and the plurality of second light-emitting elements are located in the second display region. At least one first pixel circuit is configured to use a first data signal to drive at least one electrically connected first light-emitting element to emit light, and at least one second pixel circuit is configured to use a second data signal to drive at least one electrically connected second light-emitting element to emit light. The first data signal is different from the second data signal.

Abstract: A semiconductor structure and a manufacturing method therefor are provided. The semiconductor structure includes: a substrate; a stacked structure located on the substrate. The stacked structure includes multiple stacked units stacked in a direction perpendicular to a surface of the substrate, each of the stacked units includes at least a stack of one memory cell member and one isolation structure; a stress adjustment layer located between the stacked structure and the substrate. The stress adjustment layer includes a first silicon germanium layer. The first silicon germanium layer is made of a material including germanium-doped silicon, with a germanium content being a first component ratio, the first component ratio is linearly correlated with a ratio of a thickness of the memory cell member or a thickness of the isolation structure to a thickness of the stacked unit. A direction of thickness is a direction perpendicular to the surface of the substrate.

Abstract: An array substrate, a method for manufacturing an array substrate, a liquid crystal cell and a display apparatus are provided. The array substrate includes: a first base substrate; thin film transistors; a first planarization layer; a common electrode on a side of the first planarization layer away from the thin film transistors; a first dielectric layer on a side of the common electrode away from the first planarization layer; first pixel electrodes on a side of the first dielectric layer away from the common electrode; the first pixel electrodes are electrically connected to the thin film transistors in a one-to-one correspondence through first vias extending through the first dielectric layer and the first planarization layer; a surface of each first pixel electrode away from the first base substrate is provided with a first groove at least corresponding to a corresponding first via.

Abstract: A display substrate includes a plurality of pixel circuits arranged in an array and a plurality of light emitting devices provided on a substrate, and at least one pixel circuit is connected to a corresponding light emitting device through a conductive structure. At least some of the pixel circuits in at least one column include a first pixel circuit and a second pixel circuit arranged on a side of the first pixel circuit away from the substrate, orthographic projections of the second pixel circuit and the first pixel circuit on the substrate partially overlap to form an overlapping portion defining a first pattern, and an orthographic projection of a conductive structure of the first pixel circuit on the substrate, the first pattern, and an orthographic projection of a conductive structure of the second pixel circuit on the substrate are sequentially arranged in a first direction.

Abstract: A display panel and a manufacturing method thereof, and a display device. The display panel includes: a base substrate including a display area including a first and a second display area; a first group of light-emitting devices located at the first display area; a first group of pixel driving circuits located at the second display area, configured to drive at least one first light-emitting device; a second group of light-emitting devices located at the second display area; and a second group of pixel driving circuits located at the second display area, and including a plurality of second pixel driving circuits configured to drive the plurality of second light-emitting devices. In a direction perpendicular to the base substrate, one group of pixel driving circuits of the first and second group of pixel driving circuits is located between the other group of pixel driving circuits and the base substrate.

Abstract: Disclosed is a display substrate, comprising: a base substrate having a first display region and a second display region, a plurality of first light-emitting elements, a plurality of second light-emitting elements, a plurality of first pixel circuits and a plurality of second pixel circuits. The plurality of first light-emitting elements are located in the first display region, and the plurality of first pixel circuits, the plurality of second pixel circuits and the plurality of second light-emitting elements are located in the second display region. At least one first pixel circuit is configured to use a first data signal to drive at least one electrically connected first light-emitting element to emit light, and at least one second pixel circuit is configured to use a second data signal to drive at least one electrically connected second light-emitting element to emit light. The first data signal is different from the second data signal.

Abstract: An optical detection apparatus and method for detecting a display panel is provided. The apparatus includes photosensitive units arranged in an array. A minimum distance between adjacent photosensitive units is less than a sub-pixel size of the display panel; the photosensitive units in adjacent rows have a position offset in a first direction; and an offset distance corresponding to the position offset is less than the sub-pixel size of the display panel.

Abstract: Disclosed are a thin film transistor and a manufacturing method therefor, a displaying base plate and a displaying apparatus. The thin film transistor includes an active layer, a first insulating layer and a gate layer which are disposed in stack, wherein the active layer includes a source contact area, a drain contact area, and a channel area connecting the source contact area and the drain contact area; the channel area includes a first channel area, a first resistance area and a second channel area sequentially disposed in a first direction; the gate layer includes a first gate and a second gate which are separately disposed; an orthographic projection of the first gate on a plane where the active layer is located covers the first channel area; and an orthographic projection of the second gate on a plane where the active layer is located covers the second channel area.

Abstract: A display panel, a method for driving a display panel, and a display apparatus are provided. The display panel includes a first base substrate and a plurality of pixels on one side of the first base substrate. Each pixel includes: a plurality of pixel sub-electrodes independent from each other and configured to form an electric field with an included angle greater than 0 with respect to a direction perpendicular to the first base substrate under control of incompletely same driving signals; a common electrode on a side of the pixel electrode away from the first base substrate; and an electrophoretic liquid layer between the pixel electrode and the common electrode, including a plurality of charged particles therein.

Abstract: A semiconductor apparatus and a method for manufacturing the semiconductor apparatus are provided. The semiconductor apparatus includes: a base substrate; a chip arranged on the base substrate, wherein the chip includes a chip main body and a plurality of terminals arranged on the chip main body; a terminal expansion layer arranged on the base substrate, the terminal expansion layer including a conductive material, and the terminal expansion layer and at least one terminal are located on a same side of the chip main body; and a plurality of expansion wires in the terminal expansion layer, wherein the plurality of expansion wires are electrically connected to the plurality of terminals, respectively, to lead out the plurality of terminals, wherein an orthographic projection of at least one expansion wire on the base substrate completely covers an orthographic projection of a terminal electrically connected to the expansion wire on the base substrate.

Abstract: A display panel, wherein the display panel includes a display assembly and sound generation assemblies. The display assembly comprises a display assembly substrate and a plurality of pixel components. Each sound generation assembly comprises a vibrating membrane and an exciter. The exciter comprises a motion part in contact with the vibrating membrane and a drive part driving the motion part to vibrate, and the motion part vibrates to drive the vibrating membrane to vibrate. The display assembly substrate and the vibrating membrane are the same structure. The pixel components are disposed on a side of the vibrating membrane facing away from the exciter. A projection of the each sound generation assembly on the display assembly substrate overlaps projections of at least four pixel components on the display assembly substrate. The vibrating membrane is a flexible substrate or a rigid substrate.

Abstract: Embodiments of the present disclosure provide a flexible acoustic-electric substrate and a preparation method thereof, and a flexible acoustic-electric device. The preparation method of a flexible acoustic-electric substrate includes: forming a flexible substrate; forming a plurality of piezoelectric components on the flexible substrate; and forming a plurality of chambers on the flexible substrate in a one-to-one correspondence relationship with the plurality of piezoelectric components, and the plurality of chambers are located on a side of the flexible substrate away from the plurality of piezoelectric components.

Abstract: A pixel circuit, a pixel driving method and a display device are provided. The pixel circuit includes a driving circuit, a light emitting element and a light emitting gating control circuit; the driving circuit is electrically connected to a first electrode of the light emitting element, and is configured to drive the light emitting element; the light emitting gating control circuit is configured to form a current path between the second electrode of the light emitting element and the first voltage terminal under the control of the first control signal provided by the first control terminal according to the first light emitting control voltage provided by the first light emitting control voltage terminal and the light emitting data voltage provided by the light emitting data voltage terminal, to control the driving circuit to control the light emitting element to emit light.

Abstract: A display panel and a display device, including: a driving backplane, including a substrate, one or more driving circuits arranged in an array on the substrate, and one or more positive pads arranged on a side of the driving circuits facing away from the substrate; one or more pixel islands on the driving backplane, the pixel island including one or more first sub-pixels; one or more first electrode pad sets between the pixel islands and the driving backplane, and an orthographic projection of a first electrode pad set on the substrate being located in an orthographic projection of a corresponding pixel island on the substrate; the first electrode pad set including one or more first electrode pads, and the first electrode pads being bonded and connected to the positive pads.