Double-twist pyridine–carbonitrile derivatives yielding excellent thermally activated delayed fluorescence emitters for high-performance OLEDs

Author:

Li Jiafang12345,Chen Wen-Cheng6789ORCID,Liu He12345ORCID,Chen Zhanxiang1011121314,Chai Danyang12345,Lee Chun-Sing6789,Yang Chuluo12345ORCID

Affiliation:

1. Shenzhen Key Laboratory of Polymer Science and Technology

2. Guangdong Research Center for Interfacial Engineering of Functional Materials

3. College of Materials Science and Engineering

4. Shenzhen University

5. Shenzhen 518060

6. Center of Super-Diamond and Advanced Films (COSDAF) and Department of Chemistry

7. City University of Hong Kong

8. Kowloon

9. P. R. China

10. Department of Chemistry

11. Hubei Key Lab on Organic and Polymeric Optoelectronic Materials

12. Wuhan University

13. Wuhan 430072

14. People's Republic of China

Abstract

Two dicyanopyridine-containing TADF emitters were developed via the double-twist design strategy, yielding EQEmax values of 25.8% and 21.1%.

Funder

National Natural Science Foundation of China

Shenzhen Peacock Plan

Shenzhen Science and Technology Innovation Commission

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

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