Effect of the Host on Deep-Blue Organic Light-Emitting Diodes Based on a TADF Emitter for Roll-Off Suppressing
Abstract
:1. Introduction
2. Materials and Methods
2.1. Device Fabrication
2.2. Optical and Electrical Characterization
3. Results and Discussion
3.1. UV-Vis Absorbance and Photoluminescence (PL) Characteristics
3.2. Device Characteristics
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Host | ƞc (cd/A) | ƞp (lm/W) | Max EQE (%) | EQE (%) at 1000 cd/m2 | Lmax (cd/m2)/EQE (%) | Roll-Off (EQE at 1000 cd/m2 over Max EQE) | Roll-Off (EQE at Max L over Max EQE) |
---|---|---|---|---|---|---|---|
DPEPO | 5.77 | 2.6 | 4.0 | 4.0 | 8185/2.0 | 1.0 | 0.5 |
mCP | 4.12 | 1.7 | 2.63 | 2.5 | 5338/1.53 | 0.95 | 0.58 |
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Kumar, M.; Pereira, L. Effect of the Host on Deep-Blue Organic Light-Emitting Diodes Based on a TADF Emitter for Roll-Off Suppressing. Nanomaterials 2019, 9, 1307. https://doi.org/10.3390/nano9091307
Kumar M, Pereira L. Effect of the Host on Deep-Blue Organic Light-Emitting Diodes Based on a TADF Emitter for Roll-Off Suppressing. Nanomaterials. 2019; 9(9):1307. https://doi.org/10.3390/nano9091307
Chicago/Turabian StyleKumar, Manish, and Luiz Pereira. 2019. "Effect of the Host on Deep-Blue Organic Light-Emitting Diodes Based on a TADF Emitter for Roll-Off Suppressing" Nanomaterials 9, no. 9: 1307. https://doi.org/10.3390/nano9091307