Boe Technology Group Co., Ltd.

Ordos Yuansheng Optoelectronics Co., Ltd.

Fengwei Pei

Ziyi Zhao

Feng Liu

Jinzhong Zhang

Ninghao Quan

Kelei Liu

An OLED device and a manufacturing method thereof and a display apparatus are provided. The OLED device includes an anode, a cathode, and a functional layer disposed between the anode and the cathode, the cathode includes an organometallic layer, and the organometallic layer includes an organic metal. The OLED device is capable of increasing the stability of the cathode in the OLED device and reducing the cost of the OLED device.

OLED device and preparation method therefor and display apparatus

Embodiments of the present disclosure provide a crucible for OLED evaporation source and a manufacturing method thereof. The crucible comprises a body and an inner plate provided on the body. A bottom of the body is gradually enlarged from down to up in a cross section perpendicular to a length direction of the body. The bottom of the body is designed to have a V shape, a U shape or a combined shape thereof in the cross section perpendicular to the length direction of the body.

Crucible for OLED evaporation source and manufacturing method thereof

An evaporation crucible and an evaporation device are provided. The evaporation crucible includes a crucible body and a plurality of nozzles connected to the crucible body, wherein at least one of the nozzles is provided with a nozzle heating structure at a periphery thereof. The evaporation device includes the above-mentioned evaporation crucible.

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Beijing, China

Fengwei Pei