Abstract: A display panel including: a first substrate and a second substrate disposed oppositely and a liquid crystal layer disposed between the first substrate and the second substrate; a material of the liquid crystal layer includes a cholesteric liquid crystal; the display panel further includes: a microstructure optical film layer located on a side of the second substrate facing away from the first substrate; incident light is incident from a side of the microstructure optical film layer, reflected by the cholesteric liquid crystal, and then emerged from the microstructure optical film layer; the microstructure optical film layer includes multiple wedge structures; at least part of the wedge structures have different angles and sizes, so that light emerged from side view angles with different emergent angles are adjusted to a center view angle.

Abstract: This invention relates to a two-component polyurethane based thermal conductive adhesive composition and cured product thereof. The adhesive composition comprises a component (A) comprising a polyhydroxy compound and a crosslinker, and a component (B) comprising an isocyanate-containing compound and a (poly)isocyanate prepolymer having an active isocyanate group which is prepared by reacting a hydroxyl-terminated polybutadiene with excess amount of an aromatic isocyanate. The adhesive composition provides a favourably combination of good adhesion property and good thermal conductivity.

Abstract: The present disclosure relates to a display panel and a display apparatus. The display panel has a display region and a bezel region. The display region is adjacent to the bezel region. The display panel includes a base, drive arrays, cathodes, a shielding layer, transfer traces, touch portions and touch lines. The drive arrays are on the base, and configured to drive the display panel to emit light. Cathodes are on a side of the drive arrays away from the base. The transfer traces is on a side of the cathodes away from the base, and is in the bezel region. The touch lines are used to send touch signals and are respectively electrically connected with the transfer traces. The shielding layer is between the cathodes and the transfer traces and is in the bezel region. A projection of the drive arrays in the bezel region onto the base is in a projection of the shielding layer onto the base. The shielding layer is configured to shield noise signals.

Abstract: A display panel control method, a display mode of the display panel including a normal display mode and a partial highlight display mode, the control method including obtaining display information of a display area in the display panel in the partial highlight display mode, the display information including a grayscale displayed corresponding to each pixel, and a number of pixels displaying the corresponding grayscale; determining a target gamma curve based on the display information, a difference between a display brightness corresponding to the grayscale in the target gamma curve and a target display brightness required for the pixels to display the corresponding grayscale in the partial highlight display mode being within a predetermined range; and controlling the pixels in the display area to display based on the target gamma curve.

Abstract: An array substrate is provided. The array substrate includes a plurality of subpixels. A respective subpixel of the plurality of subpixels includes a first transistor. The first transistor includes a gate electrode; a first electrode on the gate electrode; a semiconductor material layer on a side of the first electrode away from the gate electrode; a second electrode on a side of the semiconductor material layer away from the first electrode; an organic layer on a side of the second electrode away from the semiconductor material layer; and a third electrode on a side of the organic layer away from the second electrode. An orthographic projection of the second electrode on a base substrate at least partially overlaps with an orthographic projection of the organic layer on the base substrate.

Abstract: Embodiments of the present disclosure provide a display device and a driving method. The display device includes a display panel that includes a plurality of pixels, each of the plurality of pixels includes a pixel electrode, wherein the pixel electrode includes a plurality of pixel sub-electrodes spaced from each other; and a drive circuit configured to load a first drive voltage with different maintaining durations to at least part of a plurality of pixel sub-electrodes in a set pixel through a signal output terminal in a picture display stage, so that the set pixel is switched from a first state to a second state; wherein the set pixel is at least one of the plurality of pixels.

Abstract: The present disclosure provides an air conditioner defrosting control method and device, and a storage medium and an air conditioner. The control method includes: setting a target discharge temperature of a compressor and an initial opening degree of a throttle device when an air conditioner performs defrosting according to an outdoor ambient temperature when the air conditioner meets a defrosting condition and enters a defrosting mode; controlling a defrosting operation of the air conditioner according to the target discharge temperature of the compressor and the initial opening degree of the throttle device; and controlling the air conditioner to exit the defrosting mode when a temperature of an outdoor heart exchanger of the air conditioner reaches a set temperature value.

Abstract: A photolithography system utilizes tin droplets to generate extreme ultraviolet radiation for photolithography. The photolithography system irradiates the droplets with a laser. The droplets become a plasma and emit extreme ultraviolet radiation. The photolithography system senses contamination of a collector mirror by the tin droplets and adjusts the flow of a buffer fluid to reduce the contamination.

Abstract: A positioning system and method for a maglev train, the positioning system comprising an onboard magnet mounted at the bottom of a train, two grating arrays laid on train tracks side by side in the traveling direction of the train, an optical pulse generation module and a data processing module. The data processing module performs first-stage train positioning according to drift conditions of the center wavelengths of the marking gratings, performs second-stage train positioning according to drift conditions of the center wavelengths of the first grating array, and performs third-stage train positioning according to drift conditions of the central wavelengths of the second grating array, so as to determine the track positions where the train arrives step by step.

Abstract: Disclosed are a hinge structure and a foldable device. The hinge structure includes: a first swing arm and a second swing arm; and a support structure, disposed between the first swing arm and the second swing arm. During rotation of the first swing arm and the second swing arm, two ends of the support structure are configured to contact the first swing arm and the second swing arm respectively, enabling the support structure to move between a first position and a second position. The posture of the support structure in the first position is different from the posture of the support structure in the second position.

Abstract: The present invention relates to a compound of chemical Formula (I), a preparation method therefor, and an application thereof, as well as a pharmaceutical composition comprising the compound as an active ingredient, or a pharmaceutically acceptable salt thereof. The present invention further relates to a use of the compound of Formula (I) in the treatment and prevention of EP4-mediated diseases.

Abstract: A pixel circuit includes a light emitting element, a first driving circuit, a second driving circuit, a first control circuit, a setting circuit, a first energy storage circuit, a second control circuit and a control data voltage writing-in circuit. The first control circuit controls to connect or disconnect the control end of the first driving circuit and the control end of the second driving circuit under the control of the potential of the first node. The second control circuit provides the second setting voltage to the control end of the first driving circuit, and connects or disconnects the control end of the first driving circuit and the connection node under the control of the control signal provided by the charging control end; the control data voltage writing-in circuit writes the control data voltage into the first node under the control of the first writing-in control signal.

Abstract: The present invention provides an active capture device for African Swine fever aerosol and a detection method therefor. The device includes a hollow casing, and an aerosol capture mechanism and an internal circulating filtering mechanism which are disposed inside the casing; the casing includes a top plate and a bottom plate, and an annular side plate is disposed between edge positions of the top plate and the bottom plate; the aerosol capture mechanism includes a ventilation duct disposed at the front end of the annular side plate; one end of the ventilation duct is disposed inside the hollow casing and the other end of the ventilation duct penetrates through the annular side plate and is disposed outside the hollow casing; a fan is disposed inside the casing; the fan is communicated with the ventilation duct; and an adsorption pipe network is disposed inside the ventilation duct.

Abstract: Methods and semiconductor structures are provided. A semiconductor structure according to the present disclosure includes a plurality of transistors, an interconnect structure electrically coupled to the plurality of transistors, a metal feature disposed over the interconnect structure and electrically isolated from the plurality of transistors, an insulation layer disposed over the metal feature, and a first redistribution feature and a second redistribution feature disposed over the insulation layer. A space between the first redistribution feature and the second redistribution feature is disposed directly over at least a portion of the metal feature.

Abstract: Provided are a box frame and an LED display. The box frame comprises a frame border for installing an LED module, the frame border comprises a plurality of connecting seats and a plurality of frames, each connecting seat connects two adjacent frames, the connecting seat and the frame are alternately connected to form a closed structure; and the frame comprises an inner plate, an outer plate, a partition, a first reinforcing structure and a second reinforcing structure, the inner plate and the outer plate are arranged at intervals, the partition is connected between the inner plate and the outer plate, so as to divide space between the inner plate and the outer plate into a first groove and a second groove, the first reinforcing structure is arranged in the first groove and the second reinforcing structure is arranged in the second groove.

Abstract: A pixel circuit includes a light emitting element, a first energy storage circuit, a first driving circuit, a second driving circuit, a first driving control circuit, a second driving control circuit, a second energy storage circuit and a first control data voltage writing-in circuit; the first control data voltage writing-in circuit controls to write a first control data voltage into the third node under the control of a first writing-in control signal; both the first terminal of the first driving circuit and the first terminal of the second driving circuit are electrically connected to a power supply voltage terminal, the first driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof, and the second driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof.

Abstract: A display panel includes a driving backplane, an optical device layer, an adhesive layer and an optical conversion layer. The optical device layer includes optical devices each including a buffer layer and at least one light emitting unit. The buffer layer includes a first surface and a second surface. The first surface is farther away from the driving backplane than the second surface. The light-emitting unit is located on a side of the second surface away from the first surface. A buffer layer of at least one optical device further includes a side surface for connecting a first surface and a second surface. The side surface intersects with the first surface to form a first acute angle, and the side surface intersects with the second surface to form a first obtuse angle. A refractive index of the adhesive layer is less than a refractive index of the buffer layer.

Abstract: A light emitting panela includes: a light emitting substrate including at least one light emitting region and a non-light-emitting region surrounding the light emitting region; and an encapsulation layer arranged on a light exiting side of the light emitting substrate, wherein the encapsulation layer includes a first film layer including a plurality of pillars separated from each other and a first medium arranged in gaps between the pillars; wherein a refractive index of the pillars is different from that of the first medium, and a volume ratio of the pillars to the first medium gradually increases or decreases along a first direction, so that an equivalent refractive index of the first film layer gradually decreases along the first direction, the first direction being a direction from a center of the light emitting region to an edge of the light emitting region.

Abstract: A display panel and a display device are disclosed. The display panel includes a display substrate and a touch screen. The touch screen includes a third touch control layer. The third touch control layer includes a first connection part and a second connection part. The first electrode disconnected in the first display area is made conductive through the first connection part, and the second electrode disconnected in the first display area is made conductive through the second connection part. The first connection part and the second connection part form a new mutually capacitive coupling structure in the first display area, thereby achieving the touch function of the first display area. The material of the third touch control layer is transparent conductive material.

Abstract: A fusion imaging gene and lentiviral expression plasmid, lentivirus and cell, and preparation methods and applications thereof are provided. The fusion imaging gene includes bioluminescence imaging gene, fluorescent protein gene and calcium imaging gene. The three genes are linked by linkers. The fusion gene is inserted into a modified lentiviral expression plasmid to obtain lentivirus particles carrying the fusion imaging gene.