Abstract:
The invention provides a silicon-containing bianthracene derivative, a production process and use thereof, and an organic electroluminescent device. The invention belongs to the technical field of organic electroluminescence, and can give a blue light-emitting material being able to form a dense film. The silicon-containing bianthracene derivative has a molecular structure of the following general formula, wherein R group represents an aryl group having a carbon atom number of 6-14, an aromatic heterocyclic group having a carbon atom number of 8-18, a fused-ring aromatic group having a carbon atom number of 9-15, a fluorenyl group, or a triarylamino group. The silicon-containing bianthracene derivative mentioned in the invention can be used in an organic electroluminescent device.
Abstract:
The present disclosure provides a display panel, including: a first panel and a second panel opposite to the first panel; the first panel includes: gate lines extending along a first direction and data lines extending along a second direction, and the gate lines and the data lines intersect to define pixel regions; the second panel includes: a plurality of support column periodic units arranged in an array along the first direction and the second direction, each support column periodic unit includes a plurality of support columns, and at least a part of the support columns each satisfy: a connection line between the support column and a support column closest thereto extends along a third direction, and an included angle between the third direction and the first direction is not equal to 0°. The present disclosure further provides a display device.
Abstract:
Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a microcavity structure layer and a light emitting structure layer that are stacked, a reflective electrode being disposed in the microcavity structure layer, a groove being disposed on a surface of the microcavity structure layer, the light emitting structure layer including a first electrode disposed in the groove, and the first electrode being connected to the reflective electrode.
Abstract:
A display substrate and a manufacturing method thereof are provided. The display substrate includes a base substrate, as well as a first conductive layer, an organic functional layer and a second conductive layer which are on the base substrate sequentially, and the organic functional layer includes a carrier injection layer including a first carrier injection layer portion and a second carrier injection layer portion which are in a first sub-pixel area and a second sub-pixel area respectively; the display substrate further includes a spacer which separates the first carrier injection layer portion and the second carrier injection layer portion, and the carrier injection layer further includes a third carrier injection layer portion which is separated from the first carrier injection layer portion and the second carrier injection layer portion respectively.
Abstract:
A gate driver circuit, a display device and a driving method. The gate driver circuit includes: a scan signal generation circuit, wherein the scan signal generation circuit includes N1 stages of first output terminals, and the scan signal generation circuit is configured to output N1 first pulse scan signals stage by stage respectively through the N1 stages of first output terminals; and N2 level conversion circuits, wherein the N2 level conversion circuits are configured to output under a control of a plurality of conversion control signals N1 second pulse scan signals which are in one-to-one correspondence with the N1 first pulse scan signals, and the plurality of conversion control signals include a plurality of first sub-control signals which are the N1 first pulse scan signals, wherein N1 is an integer greater than or equal to 2, and N2 is an integer greater than or equal to 2.
Abstract:
The present disclosure relates to the field of manufacturing displays, and provides a method for manufacturing a display substrate, a method for manufacturing a mask plate, and a display device. The method for manufacturing a display substrate comprises: providing a first substrate; providing a mask plate opposite to the first substrate, the mask plate comprising one or more light-transmissive regions, and an electrically conductive material is provided on a surface of the mask plate facing the first substrate; and irradiating a surface of the mask plate facing away from the first substrate with light rays, such that the electrically conductive material is transferred to a surface of the first substrate facing the mask plate, thereby forming an electrically conductive layer having one or more electrically conductive portions, wherein a projection of each of the one or more electrically conductive portions on the mask plate coincides with a respective light-transmissive region.
Abstract:
The present disclosure provides a display panel and a method for manufacturing the same, and a display device. The display panel includes: a substrate; a pixel unit array disposed on one side of the substrate, wherein the pixel unit array comprises a plurality of pixel units, at least one of the plurality of pixel units comprising an anode layer, a cathode layer, and a light emitting layer located between the anode layer and the cathode layer, the cathode layer defining an opening configured to transmit a light emitted from the light emitting layer; and at least one sensor disposed on one side of the pixel unit array away from the substrate and configured to detect a light transmitted through the opening.
Abstract:
The present disclosure provides a display panel and a method for manufacturing the same, and a display device. The display panel includes: a substrate; a pixel unit array disposed on one side of the substrate, wherein the pixel unit array comprises a plurality of pixel units, at least one of the plurality of pixel units comprising an anode layer, a cathode layer, and a light emitting layer located between the anode layer and the cathode layer, the cathode layer defining an opening configured to transmit a light emitted from the light emitting layer; and at least one sensor disposed on one side of the pixel unit array away from the substrate and configured to detect a light transmitted through the opening.
Abstract:
An alignment method, an alignment device and evaporation equipment are provided. The alignment device includes: a first alignment module, located outside an evaporation chamber and configured to determine relative position information between a substrate to be evaporated and a mask for evaporation; a second alignment module, located in the evaporation chamber and configured to adjust a position of the substrate to be evaporated and/or the mask for evaporation according to the relative position information until an orthographic projection of a first alignment mark of the substrate to be evaporated on the mask for evaporation at least partially overlaps a hollowed area of the mask for evaporation, obtain position information of the first alignment mark through the hollowed area, and adjust a position of the substrate to be evaporated and/or the mask for evaporation according to the position information.
Abstract:
A display panel includes a touch electrode layer (4). The touch electrode layer (4) may include a plurality of touch electrodes (41). Each of the plurality of the touch electronics (41) may be insulated from one another. A shape of each of the plurality of the touch electronics (41) may be configured to determine a distance of a touch position on one of the plurality of the touch electrodes (41) to a geometric center of the touch electrode layer (4) based on a change of a capacitance of each of the plurality of the touch electrodes (41).