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Electrophosphorescent devices from a poly(9-vinylcarbazole)/tris(2-phenylpyridine)iridium(III) bilayer with a concentration gradient
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10.1063/1.2432271
/content/aip/journal/apl/90/4/10.1063/1.2432271
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/4/10.1063/1.2432271
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Top) Schematic diagram of the proposed device structure with bilayer. (Bottom) Band gap diagram of the bilayer device.

Image of FIG. 2.
FIG. 2.

PL spectra of , blend, and bilayer film excited . Inset: Normalized absorbance (Abs) and the PL spectra of PVK and : (a) Abs of , (b) Abs of PVK, (c) PL of PVK, and (d) PL of .

Image of FIG. 3.
FIG. 3.

Depth profiles of bilayers (from ACN and TCE).

Image of FIG. 4.
FIG. 4.

Current density vs voltage and luminescence vs voltage characteristics for the EL devices of the , , and structures.

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/content/aip/journal/apl/90/4/10.1063/1.2432271
2007-01-26
2014-04-25
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Electrophosphorescent devices from a poly(9-vinylcarbazole)/tris(2-phenylpyridine)iridium(III) bilayer with a concentration gradient
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/4/10.1063/1.2432271
10.1063/1.2432271
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