Green‐Light‐Emitting Diodes based on Tetrabromide Manganese(II) Complex through Solution Process

Highly phosphorescent (Ph4P)2[MnBr4] as a low‐cost and environmentally benign emitting material achieves peak current efficiency of 25.4 cd A−1 and external quantum efficiency (EQE) of 7.2% for nondoped organic light‐emitting diodes, and peak current efficiency of 32.0 cd A−1 and EQE of 9.6% for dop...

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Published inAdvanced materials (Weinheim) Vol. 29; no. 10; pp. np - n/a
Main Authors Xu, Liang‐Jin, Sun, Cheng‐Zhe, Xiao, Hui, Wu, Yue, Chen, Zhong‐Ning
Format Journal Article
LanguageEnglish
Published Germany Wiley Subscription Services, Inc 01.03.2017
Subjects
Current efficiency
Devices
Diodes
Doping
Efficiency
electroluminescence
Light emitting diodes
Manganese
Organic light emitting diodes
Phosphorescence
Quantum efficiency
solution process
solution process
manganese
electroluminescence
organic light-emitting diodes
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Summary:Highly phosphorescent (Ph4P)2[MnBr4] as a low‐cost and environmentally benign emitting material achieves peak current efficiency of 25.4 cd A−1 and external quantum efficiency (EQE) of 7.2% for nondoped organic light‐emitting diodes, and peak current efficiency of 32.0 cd A−1 and EQE of 9.6% for doped devices with 20% (Ph4P)2[MnBr4]:27% TCTA:53% 6DCZPPY as a doping emitting layer.
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ISSN:0935-9648
1521-4095
DOI:10.1002/adma.201605739