A display substrate and a manufacturing method thereof, and a display device relate to the technical field of displaying. The display substrate includes a base substrate; a pixel defining layer arranged at one side of the base substrate, the pixel defining layer is configured for defining a plurality of opening areas, and the opening area is configured for arranging a light emitting device; and a common transport layer arranged at one side of the pixel defining layer away from the base substrate; a surface of one side away from the base substrate of the pixel defining layer between at least two adjacent opening areas is covered by the common transport layer, and at least part of a side face of the pixel defining layer facing at least one opening area is not covered by the common transport layer.

A display device includes a driving element disposed in a display area, an emission element disposed in the display area and electrically connected to the driving element, and a connection pad disposed in a pad area adjacent to the display area and electrically connected to the driving element. The connection pad includes a first pad conductive layer including a metal and a second pad conductive layer including indium tin zinc oxide (ITZO). The indium tin zinc oxide of the second pad conductive layer includes about 20 at % to about 35 at % of indium (In), about 2 at % to about 20 at % of zinc (Zn), about 4 at % to about 6 at % of tin (Sn), and a remainder of oxygen (O).

A display device, a display panel and a transparent display panel thereof. The transparent display panel includes a light-transmitting substrate, and a plurality of first sub-pixels. The first sub-pixels are located on the light-transmitting substrate. Each of the first sub-pixels includes a light-transmitting region and a non-light-transmitting region. Each of the first sub-pixels includes a first light-reflecting anode, a first light-emitting structure layer, and a first cathode stacked in the non-light-transmitting region. The light-transmitting region completely encloses the non-light-transmitting region, or the non-light-transmitting region completely encloses the light-transmitting region.

A display device includes a substrate including a first light emitting area, a second light emitting area adjacent to the first light emitting area, and a non-light emitting area between the first and second light emitting areas; a via insulating layer on the substrate and defining a trench recessed from an upper surface in the non-light emitting area; a pixel electrode in the first light emitting area and the second light emitting area and on the via insulating layer, and including: a first metal layer including titanium and/or titanium nitride; a second metal layer on the first metal layer and including a metal material; and a third metal layer on the second metal layer and including titanium nitride; and a pixel defining layer on the via insulating layer and the pixel electrode, exposing at least a portion of the pixel electrode, and defining an opening to the trench.

A display panel, a manufacturing method thereof and a display apparatus are provided. The display panel is divided into a display region and at least one light transmission region at least partially surrounded by the display region, including a base substrate; a driving circuit layer; an anode layer; a first insulating layer over the anode layer and including a first insulating sub-layer in the display region and a second insulating sub-layer in the at least one light transmission region; a functional film layer in the at least one light transmission region, the functional film layer has a first thickness so that a height difference between a height of a surface of the first insulating sub-layer and a height of a surface of the second insulating sub-layer is less than a first threshold; and an encapsulation leveling layer arranged on surfaces of the first and second insulating sub-layer.

The present disclosures relates to a display panel, including a driving backplane, first electrodes, a pixel definition layer, a light-emitting layer, and a second electrode. The first electrodes and the pixel definition layer are arranged on a side surface of the driving backplane; the pixel definition layer is provided with pixel openings for exposing the first electrodes, and a partition groove, which is located between two adjacent pixel openings, and the boundary of each pixel opening is located within the boundary of the first electrode that is exposed therefrom; a side wall of each pixel opening is provided with a first cut-off groove, and a side wall of each partition groove is provided with a second cut-off groove; the light-emitting layer covers the pixel definition layer and the first electrodes; and the second electrode covers the light-emitting layer.

To provide a novel light-emitting device with high productivity, the light-emitting device includes a first light-emitting element, a second light-emitting element, and a third light-emitting element. In the first light-emitting element, a first lower electrode, a first transparent conductive layer, a first light-emitting layer, a second light-emitting layer, and an upper electrode are stacked in this order. In the second light-emitting element, a second lower electrode, a second transparent conductive layer, the first light-emitting layer, the second light-emitting layer, and the upper electrode are stacked in this order. In the third light-emitting element, a third lower electrode, a third transparent conductive layer, the second light-emitting layer, and the upper electrode are stacked in this order. The first transparent conductive layer includes a first region. The second transparent conductive layer includes a second region as thick as the third transparent conductive layer. The first region is thicker than the second region.

Provided is a transparent electrode having sufficient electrical conductivity and light transmissibility, as well as an electronic device and an organic electroluminescence element whose performance is improved by using such a transparent electrode. A transparent electrode (1) has an electrode layer (1b) composed of silver, wherein the film-thickness of the electrode layer (1b) is 12 nm or less at which sheet resistance is measurable, and wherein the circumferential length of apertures (a) obtained by processing a scanning electron microscope image of a surface region (S) with an area of 500 nm?500 nm of the electrode layer (1b) is, in sum total, 3000 nm or less.

A method for manufacturing a display device is provided. The method includes: forming, between a first substrate and a second substrate, a light-emitting element including an electroluminescence layer and a wiring over which a peeling layer formed by using the material of the electroluminescence layer is provided; and peeling whole of the second substrate from the first substrate so that the peeling layer over the wiring is simultaneously exposed.

Disclosed are an organic light-emitting device and a method of manufacturing the same, and a display device. The organic light-emitting device includes: a first electrode layer, a second electrode layer, and an organic light-emitting layer sandwiched between the first electrode layer and the second electrode layer, wherein the first electrode layer includes a first transparent conductive layer, a nanostructured layer and a second transparent conductive layer sequentially, and the second transparent conductive layer is closer to the organic light-emitting layer than the first transparent conductive layer. In the organic light-emitting device, silver nanowires or carbon nanotubes can be introduced between the two transparent conductive layers of the first electrode layer, which facilitates the injection equilibrium of electrons-holes, thereby improving the quantum efficiency. Therefore, the organic light-emitting device has a high luminous efficiency.