Abstract: The present disclosure provides a thin film transistor array substrate and a fabrication method thereof, and a display device. The thin film transistor array substrate includes an active layer. The active layer is formed using a zinc target under an environment of oxygen and nitrogen in a sputtering chamber. A source/drain buffer layer is formed on the active layer using the zinc target by a sputtering process in the sputtering chamber under an environment containing one of oxygen and nitrogen.

Abstract: A quantum dot film, its preparation method, its patterning method and its display device are provided. Quantum dots can be efficiently dispersed in a photoresist solution to obtain a quantum dot film with a high concentration of quantum dots. The quantum dot film is prepared from the following raw materials: quantum dots, greater than 0 and less than or equal to 60 parts by weight; a dispersant, from 5 to 90 parts by weight; a resin, from 5 to 45 parts by weight; a monomer containing an unsaturated double bond, from 0.5 to 18 parts by weight; a photoinitiator from 0.1 to 3 parts by weight; silicon coupling agent, from 0.1 to 7 parts by weight; an auxiliary, from 0.1 to 1 part of weight; and a solvent, from 40 to 85 parts by weight. This disclosure can be applied in quantum dot film preparation processes.

Abstract: The present invention provides an electroluminescent device, a manufacturing method and driving method thereof, and a display device. The electroluminescent device comprises a transparent substrate, and a first light emitting unit and a second light emitting unit disposed at both sides of the transparent substrate respectively, wherein the first light emitting unit and the second light emitting unit have the same light output direction and are connected to two control circuit respectively. In the present invention, a parallel device structure is adopted to achieve independent control of two light emitting units in a single electroluminescent device, not only the color temperature is adjustable, but also the light emitting efficiency of the device can be increased. Also the transparent substrate can be fabricated using polymers having a refractive index adapted to the light emitting material, thereby reducing the optical waveguide loss in the device and realizing display of flexible device.

Abstract: The present invention discloses a color photoresist and its use, a color film substrate, a display panel and a liquid crystal display, which pertains to the field of photosensitive materials. The color photoresist comprises a photoinitiator and QDs. The photoinitiator is a first photoinitiator containing no electron-rich group or a second photoinitiator containing an electron-rich group. The second photoinitiator comprises a conjugation structure, and the conjugation structure consists of the electron-rich group and an adjacent group of the electron-rich group. The color photoresist provided in embodiments of the present invention contains QDs which emit light normally. The color film substrate prepared by using the color photoresist has a high color gamut and can effectively improve the picture quality of the liquid crystal display.

Abstract: A display substrate, a display device and a remote control system are provided in order to solve a problem that the existing touch technology is not capable of touching and controlling accurately any region in the display device distant from a user. The display substrate comprises a base substrate, color filters located on the base substrate and at least one optical recognition structure which is located at least partially in non-display regions of the display substrate and is configured to sense an irradiation of a predefined light beam to generate a voltage signal and transmit the voltage signal to an external circuit through a signal line connected to the optical recognition structure.

Abstract: The embodiments of the present invention provide an organic electroluminescent device, manufacturing method thereof and display device, which relate to the field of display technology. The organic electroluminescent device comprises: a basal substrate with phase retardation characteristic; a polarization structure provided on a side of the basal substrate; a first organic electroluminescent unit located on a side of the polarization structure departing from the basal substrate; a side of the first organic electroluminescent unit departing from the basal substrate being the light exit side of the organic electroluminescent device; and at least a second organic electroluminescent unit located on a side of the basal substrate departing from the first organic electroluminescent unit. The light color of the organic electroluminescent device is adjustable; the color purity of the emitted light is relatively high. In addition, the contrast of the organic electroluminescent device is also high.