High efficiency phosphorescent white organic light-emitting diodes with low efficiency roll-off achieved by strategic exciton management based on simple ultrathin emitting layer structures

Author:

Zhang Tianmu12345ORCID,Shi Changsheng12345,Zhao Chenyang12345,Wu Zhongbin12345,Sun Ning678910,Chen Jiangshan111213145,Xie Zhiyuan12345,Ma Dongge12345

Affiliation:

1. State Key Laboratory of Polymer Physics and Chemistry

2. Changchun Institute of Applied Chemistry

3. University of Chinese Academy of Sciences

4. Changchun

5. P. R. China

6. Organic Photonics and Electronics Group

7. Department of Physics

8. Umeå University

9. Umeå SE-90187

10. Sweden

11. Institute of Polymer Optoelectronic Materials and Devices

12. State Key Laboratory of Luminescent Materials and Devices

13. South China University of Technology

14. Guangzhou

Abstract

A novel UEML-based WOLED structure with strategic exciton management to decrease the efficiency roll-off and improve color quality.

Funder

National Natural Science Foundation of China

Guangzhou Science and Technology Program key projects

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

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