http://www.cnr.it/ontology/cnr/individuo/prodotto/ID3202
Very Long Operational Lifetime at High Initial Luminance of Deep Red Phosphorescent Organic Light-Emitting Diodes With Double Emission Layers (Articolo in rivista)
- Type
- Label
- Very Long Operational Lifetime at High Initial Luminance of Deep Red Phosphorescent Organic Light-Emitting Diodes With Double Emission Layers (Articolo in rivista) (literal)
- Anno
- 2008-01-01T00:00:00+01:00 (literal)
- Alternative label
Maiorano, V; Mazzeo, M; Mariano, F; Ben Khalifa, M; Carallo, S; Dussert-Vidalet, B; Cingolani, R; Gigli, G (2008)
Very Long Operational Lifetime at High Initial Luminance of Deep Red Phosphorescent Organic Light-Emitting Diodes With Double Emission Layers
in IEEE photonics technology letters
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Maiorano, V; Mazzeo, M; Mariano, F; Ben Khalifa, M; Carallo, S; Dussert-Vidalet, B; Cingolani, R; Gigli, G (literal)
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- ISI Web of Science (WOS) (literal)
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- \"[Maiorano, Vincenzo; Mazzeo, Marco; Mariano, Fabrizio; Carallo, Sonia; Cingolani, Roberto; Gigli, Giuseppe] Distretto Technol, CNR INFM, Natl Nanotechnol Lab, I-713100 Lecce, Italy; [Ben Khalifa, Mohamed] Astron FIAMM Safety, F-83077 Toulon 9, France (literal)
- Titolo
- Very Long Operational Lifetime at High Initial Luminance of Deep Red Phosphorescent Organic Light-Emitting Diodes With Double Emission Layers (literal)
- Abstract
- We report a double emission layer structure, incorporating a double phosphorescent 'guest/host system' of tris (1-Phenylisoquinoline) iridium (III) (Ir(piq)(3)) 15wt% doped into two different host molecules, 4,4'-bis[N-(1-napthyl)-N-phenyl-amino]biphenyl (NPB,) and bis-(2-methyl-8-quinolinolato)-4-(phenyl-phenolato) aluminum-(III) (BAlq). The proposed configuration reduces the efficiency rolloff, providing high stability at high operating luminance. A maximum current efficiency of 9.5 cd/A, at a driving voltage of 3 V, and a remarkably long device lifetime of more than 2500 h at a starting luminance of 6000 cd/m(2) have been measured. (literal)
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