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Poly(distyrylbenzene-block-sexi(ethylene oxide)), a highly luminescent processable derivative of PPV
F Cacialli1, R H Friend, W J Feast
1Department of Physics and Astronomy, University College London, Gower Street, London, UK WC1E 6BT.
Chemical Communications (Cambridge, England)
|September 21, 2002
Abstract:
A block copolymer of distyrylbenzene with sexi(ethylene oxide) spacers displays high solid state photoluminescence efficiency (34%). Single layer light-emitting diodes with calcium or aluminium cathodes exhibit luminances over 2000 cd m-2 and efficiencies of 0.5 cd A-1.