Enhancement of the electroluminescence properties of iridium-complexes by decorating the ligand with hole-transporting carbazole dendrons

Author:

Thathong Yuranan12345,Chasing Pongsakorn67895,Manyum Thanaporn12345,Namuangruk Supawadee1011125ORCID,Saengsuwan Sayant131415165,Sudyoasuk Taweesak12345,Promarak Vinich67895ORCID

Affiliation:

1. School of Chemistry

2. Institute of Science

3. Suranaree University of Technology

4. Nakhon Ratchasima 30000

5. Thailand

6. Department of Materials Science and Engineering

7. School of Molecular Science and Engineering

8. Vidyasirimedhi Institute of Science and Technology

9. Rayong 21210

10. National Nanotechnology Center (NANOTEC)

11. National Science and Technology Development Agency

12. Pathum Thani 12120

13. Department of Chemistry

14. Faculty of Science

15. Ubon Ratchathani University

16. Ubon Ratchathani 34190

Abstract

Iridium-complexes decorating with carbazole dendrons exhibit an improved hole-transporting capability and OLED devices with brightness of 16 170 cd m−2, maximum luminous efficiency of 13.59 cd A−1 and maximum EQE of 4.36%.

Funder

Suranaree University of Technology

Thailand Research Fund

National Nanotechnology Center

National Science and Technology Development Agency

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry,Catalysis

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