Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
1443266 | Synthetic Metals | 2008 | 7 Pages |
Abstract
A deep study of the optical properties related to the performances in light-emitting diodes (LEDs) of a fluorene-based copolymer containing triphenylamine (TPA), showed a huge reduction of oxidation of the whole material, a macromolecule separation, hence preventing the crystalline aggregation, an improved time-stability of both material chromaticity and morphology compared with commercial poly(9,9-dioctylfluorene) (PFO). LED device prototypes based on this copolymer exploited enhanced performances with respect to commercial PFO prepared under the same conditions.
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Authors
Umberto Giovanella, Mariacecilia Pasini, Silvia Destri, William Porzio, Chiara Botta,