Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Ilyoung Lee

Eun Joo Jang

Tae Hyung Kim

Tae Ho Kim

Hyo Sook Jang

Oul Cho

Won Sik Yoon

Kun Su Park

Yong Seok Han

Jun-Mo Yoo

Ji Hyun Min

A light emitting device and a production method thereof. The light emitting device includes a light emitting layer including a plurality of quantum dots, and an electron auxiliary layer disposed on the light emitting layer, the electron auxiliary layer configured to transport electrons, inject electrons into the light emitting layer, or a combination thereof, wherein the electron auxiliary layer includes a plurality of metal oxide nanoparticles and a nitrogen-containing metal complex. The metal oxide nanoparticles include zinc and optionally a dopant metal, the dopant metal includes Mg, Co, Ga, Ca, Zr, W, Li, Ti, Y, Al, Co, or a combination thereof and a mole ratio of nitrogen to zinc in the electron auxiliary layer is greater than or equal to about 0.001:1.

Light emitting device, production method thereof, and display device including the same

A light emitting element includes a first electrode, a second electrode, and a light emission layer interposed between the first electrode and the second electrode, where an emission efficiency of the light emission layer varies based on a voltage applied to at least one selected from the first electrode and the second electrode.

Light emitting element and display device including the same

Growing community of inventors

Yongin-si, South Korea

Ilyoung Lee