Abstract: There is provided an organic light-emitting diode including: a pixel defining layer on a substrate and having a plurality of openings for defining pixel regions, wherein each pixel region is a region including one pixel therein; a plurality of first pixel electrodes on the substrate and in the plurality of openings, respectively, each first pixel electrode being at a peripheral portion of a corresponding opening adjacent to the pixel defining layer; and a plurality of second pixel electrodes on the substrate and in the plurality of openings, respectively, each second pixel electrode being at a central portion of the corresponding opening. Each first pixel electrode is between the pixel defining layer and a corresponding second pixel electrode, and the plurality of first pixel electrodes and the plurality of second pixel electrodes are in a same layer. Each first pixel electrode includes a shape memory alloy material.

Abstract: A substrate and a preparation method thereof, a display panel and a preparation method thereof, and a display device are provided. The substrate includes a display region and a peripheral region positioned in a periphery of the display region and used for sealing, the substrate includes: a base substrate; an insulating layer, arranged on a side of the base substrate and positioned in the display region and the peripheral region for sealing; and a plurality of pixel units, positioned on the insulating layer corresponding to the display region, and in the peripheral region, at least one groove is disposed on a side of the insulating layer which faces away from the base substrate, a side of the groove which is away from the base substrate is open, and a depth direction of the groove is perpendicular to the base substrate.

Abstract: A pixel defining layer, a manufacturing method therefor, and a display panel are provided. The pixel defining layer comprises a first sub-defining layer, a light absorbing layer, and a second sub-defining layer sequentially stacked on a substrate. The light absorbing layer is used for absorbing light for exposing the first sub-defining layer. An orthographic projection of the light absorbing layer on the substrate covers the outer edge of an orthographic projection of the first sub-defining layer on the substrate away from the surface of the substrate.

Abstract: The present disclosure discloses an organic light-emitting diode display panel and a manufacturing method thereof and a display device, and relates to the field of display technologies. The organic light-emitting diode display panel comprises: a base substrate; a pixel defining layer and a plurality of first electrodes on the base substrate, wherein the pixel defining layer defines, on the base substrate, a plurality of sub-pixel regions arranged in an array, one of the first electrodes is located in each of the sub-pixel regions, and the work function of a middle portion of the first electrode is less than the work function of a peripheral portion; an organic light-emitting layer on each of the first electrodes; and a second electrode electrically connected to the organic light-emitting layer, wherein the first electrode is an anode and the second electrode is a cathode.

Abstract: The disclosure discloses an organic light-emitting display panel, a method for fabricating the same, and a display device, and the method for fabricating an organic light-emitting display panel includes: providing a substrate; and forming light-emitting layers sequentially in opening regions of sub-pixels in different colors, wherein at least one of sub-pixels other than a sub-pixel with a largest area is a first sub-pixel, and sub-pixels other than the first sub-pixel are second sub-pixels; and forming a light-emitting layer for the first sub-pixel includes: jetting a solvent for dissolving a light-emitting material in at least one of the second sub-pixels in which no light-emitting layer is formed, and jetting ink including the solvent, and a light-emitting material corresponding to the first sub-pixel in the first sub-pixel.

Abstract: A pixel defining layer, a pixel structure, a display panel and a display device are provided. The pixel defining layer includes: a plurality of pixel defining patterns arranged in a row direction and a column direction, each of the pixel defining patterns having an opening. In the row direction, the openings in at least two adjacent pixel defining patterns have different sizes in the row direction, and adjacent openings of the pixel defining patterns in the same row have equal minimum distances (a, b, c) in the row direction.

Abstract: A pixel defining layer is disclosed including a display area and a non-display area located at a periphery of the display area, wherein the display area includes pixel units, and the non-display area includes dummy pixel units arranged outside one or more corners of the display area. A display panel, a display device, a method of fabricating a pixel defining layer, and a method of fabricating the display panel are also disclosed.

Abstract: A condensation assembly includes a condensation plate and a plurality of sumps. The condensation plate includes a plate body and a plurality of protrusions on a surface of the plate body, and the plurality of protrusions are spaced apart. The plurality of sumps are disposed at a side of the plurality of protrusions away from the plate body. Each sump of the plurality of sumps is disposed opposite to at least one of the plurality of protrusions, and has an opening facing the at least one protrusion disposed opposite to the sump. There is a gap between the plurality of sumps and the condensation plate.

Abstract: A pixel defining layer, a display substrate and manufacturing method thereof, and a display apparatus are provided. The pixel defining layer includes: a lyophilic material layer disposed on a base substrate, and a lyophobic material layer disposed at a side of the lyophilic material layer away from the base substrate. An orthographic projection of a surface of the lyophobic material layer close to the base substrate on the base substrate is within an orthographic projection of a surface of the lyophilic material layer away from the base substrate on the base substrate. The lyophilic material layer is made of a lyophilic material having attractability to a solution with organic electroluminescent materials dissolved, and the lyophobic material layer is made of a lyophobic material having repellency to the solution with organic electroluminescent materials dissolved. The pixel defining layer reduces the influence on the uniformity of the films.

Abstract: A method of manufacturing a display substrate, a display substrate and a display panel are provided. The method of manufacturing a display substrate includes: infiltrating an etching point of a film group with an etching solution, to form an infiltration groove at the etching point of a film group; and patterning a remaining part of the film group at the infiltration groove, to obtain a via hole penetrating the remaining part of the film group.

Abstract: The present disclosure provides an array substrate, a method for manufacturing the array substrate, a display panel and a display apparatus. The array substrate of the present disclosure includes a substrate and a pixel definition layer on the substrate, the pixel definition layer includes a base structure on the substrate, the base structure defines a plurality of openings on the substrate, each of the plurality of openings corresponds to one pixel region; and at least one protrusion structure provided on the base structure, wherein the at least one protrusion structure protrudes towards a direction away from the substrate, and the at least one protrusion structure has hydrophobic property.

Abstract: A pixel unit, a display panel, a display device and a method of manufacturing a pixel unit. The pixel unit includes a first sub-pixel unit and a second sub-pixel unit, each sub-pixel unit includes a first electrode, an emission layer, and a second electrode stacked on a substrate. An emission lifespan of the emission layer of the first sub-pixel unit is smaller than that of the emission layer of the second sub-pixel unit. An area of an orthographic projection of the emission layer of the first sub-pixel unit on the substrate is equal to that of the emission layer of the second sub-pixel unit on the substrate. An area of an orthographic projection of the first electrode of the first sub-pixel unit on the substrate is greater than an area of an orthographic projection of the first electrode of the second sub-pixel unit on the substrate.

Abstract: This disclosure relates to a pixel defining structure, a display panel, a method of manufacturing the same, and a display device. The pixel defining structure includes: a first pixel defining layer with a first opening, located on a substrate, wherein the first pixel defining layer includes a first portion formed by a first hydrophilic-hydrophobic material and a second portion formed by a second hydrophilic-hydrophobic material, projections of the first portion and the second portion on a surface of the substrate are substantially not overlapped, a side surface of the first pixel defining layer facing the first opening includes a first side surface formed by the first hydrophilic-hydrophobic material and a second side surface formed by the second hydrophilic-hydrophobic material, and the first hydrophilic-hydrophobic material has a different hydrophilicity and hydrophobicity from that of the second hydrophilic-hydrophobic material.

Abstract: Provided is a display substrate, a preparation method thereof and a display apparatus. The display substrate includes a base substrate, which has a display area and an encapsulation area, the encapsulation area surrounds the display area, and a hydrophobic structure is arranged on the encapsulation area.

Abstract: An air circuit structure comprises the air circuit box, an air charging pump, a cuff air nozzle, air discharging valves and an air pressure examination sensor. The air circuit box comprises a shell with a cavity formed inside. The shell is provided with an access port, an air charging port and an air inlet port spaced apart, and the access port, the air charging port and the air inlet port are all connected to the cavity.

Abstract: A pixel defining structure includes a first sub-pixel defining structure surrounding a first sub-pixel region configured to form a first sub-pixel having a first color. The first sub-pixel defining structure includes a lyophilic portion one the bottom side of the first sub-pixel region and a lyophobic portion on a side opposite to the bottom side. The pixel defining structure includes a second sub-pixel defining structure surrounding a second sub-pixel region configured to form a second sub-pixel having a second color. The second sub-pixel defining structure includes a lyophilic portion one the bottom side of the second sub-pixel region and a lyophobic portion on a side opposite to the bottom side. The second color is different from the first color. Thicknesses of the lyophilic portion of the first sub-pixel defining structure and the lyophilic portion of the second sub-pixel defining structure are different.

Abstract: A pixel definition layer is provided. The pixel definition layer includes: a base definition layer having a plurality of openings for defining pixel regions, and a first definition leer arranged on a side surface of at least one of the openings of the base definition layer, and a hydrophilic property of the base definition layer is different from a hydrophilic property of the first definition layer.

Abstract: This disclosure relates to a pixel defining structure, a display panel, a method of manufacturing the same, and a display device. The pixel defining structure includes: a first pixel defining layer with a first opening, located on a substrate, wherein the first pixel defining layer includes a first portion formed by a first hydrophilic-hydrophobic material and a second portion formed by a second hydrophilic-hydrophobic material, projections of the first portion and the second portion on a surface of the substrate are substantially not overlapped, a side surface of the first pixel defining layer facing the first opening includes a first side surface formed by the first hydrophilic-hydrophobic material and a second side surface formed by the second hydrophilic-hydrophobic material, and the first hydrophilic-hydrophobic material has a different hydrophilicity and hydrophobicity from that of the second hydrophilic-hydrophobic material.

Abstract: Provided in an embodiment of the present disclosure are an array substrate, a method for preparing the same, and a display device. The method for preparing the array substrate includes: providing a base substrate and forming a film including an organic material and responsive particles on the base substrate; and applying at least one of an electric field and a magnetic field to the film. The responsive particles drive the organic material to flow under the at least one of the electric field and the magnetic field, thereby planarizing the film to form an organic layer. By adding particles in the organic material that respond to at least one of an electric field and a magnetic field, responsive particles move under the action of the applied electric field and/or magnetic field, and the organic material is driven to be moved along with the movement of the responsive particles.

Abstract: A display substrate, a manufacture method of a display substrate, and a display panel is provided. The display substrate includes a display region, and a non-display region extending from at least one edge of the display region, wherein the display region includes a display pixel definition layer, the non-display region includes a non-display pixel definition layer, and an adhesive property of the display pixel definition layer to a first pixel material layer in the display pixel definition layer is higher than that of the non-display pixel definition layer to a second pixel material layer in the non-display pixel definition layer.