Tenfold increase in the lifetime of blue phosphorescent organic light-emitting diodes

作者: Yifan Zhang , Jaesang Lee , Stephen R. Forrest

DOI: 10.1038/NCOMMS6008

关键词:

摘要: … lifetime fit parameters summarized in Table 1, k Q and k QN in all five devices are almost identical, indicating that the differences in their lifetimes … Compared with D1, the doubled lifetime …

参考文章(29)
Takatoshi Tsujimura, OLED Displays John Wiley & Sons, Inc.. ,(2012) , 10.1002/9781118173053
M. A. Baldo, D. F. O'Brien, Y. You, A. Shoustikov, S. Sibley, M. E. Thompson, S. R. Forrest, Highly efficient phosphorescent emission from organic electroluminescent devices Nature. ,vol. 395, pp. 151- 154 ,(1998) , 10.1038/25954
V. Bulović, V. B. Khalfin, G. Gu, P. E. Burrows, D. Z. Garbuzov, S. R. Forrest, Weak microcavity effects in organic light-emitting devices Physical Review B. ,vol. 58, pp. 3730- 3740 ,(1998) , 10.1103/PHYSREVB.58.3730
Sung Hyun Kim, Jyongsik Jang, Jun Yeob Lee, Lifetime improvement of green phosphorescent organic light-emitting diodes by charge confining device structure Applied Physics Letters. ,vol. 90, pp. 203511- ,(2007) , 10.1063/1.2740587
Byung Doo Chin, Soo-Hyeong Lee, Jai Kyeong Kim, Chang Hee Lee, Role of carrier mobility, exciton diffusion, and their interplay for charge balance and improved properties of organic electrophosphorescent device Proceedings of SPIE. ,vol. 6333, pp. 633315- ,(2006) , 10.1117/12.680411
Chaoyu Xiang, Wonhoe Koo, Franky So, Hisahiro Sasabe, Junji Kido, A systematic study on efficiency enhancements in phosphorescent green, red and blue microcavity organic light emitting devices Light-Science & Applications. ,vol. 2, ,(2013) , 10.1038/LSA.2013.30
H. Kanno, R. J. Holmes, Y. Sun, S. Kena-Cohen, S. R. Forrest, White Stacked Electrophosphorescent Organic Light‐Emitting Devices Employing MoO3 as a Charge‐Generation Layer Advanced Materials. ,vol. 18, pp. 339- 342 ,(2006) , 10.1002/ADMA.200501915
H. Yamamoto, J. Brooks, M. S. Weaver, J. J. Brown, T. Murakami, H. Murata, Improved initial drop in operational lifetime of blue phosphorescent organic light emitting device fabricated under ultra high vacuum condition Applied Physics Letters. ,vol. 99, pp. 033301- ,(2011) , 10.1063/1.3610998
N. C. Giebink, B. W. D’Andrade, M. S. Weaver, J. J. Brown, S. R. Forrest, Direct evidence for degradation of polaron excited states in organic light emitting diodes Journal of Applied Physics. ,vol. 105, pp. 124514- ,(2009) , 10.1063/1.3151689
Anna B. Chwang, Raymond C. Kwong, Julie J. Brown, Graded mixed-layer organic light-emitting devices Applied Physics Letters. ,vol. 80, pp. 725- 727 ,(2002) , 10.1063/1.1446992