Langmuir and Langmuir-Blodgett of films of polyfluorenes and their use in polymer light-emitting diodes - Ferreira, Marystela; Olivati, Clarissa de Almeida; Machado, Angelita M.; Assaka, Andressa M.; Giacometti, José Alberto; Akcelrud, Leni; Oliveira Junior, Osvaldo Novais de (Journal of Polymer Research, 2007)