Electrical and optical properties of light emitting electrochemical cells using MEH-PPV:PEO:lithium salt blends - Santos, L. F.; Carvalho, L. M.; Guimarães, Francisco Eduardo Gontijo; Gonçalves, Débora; Faria, Roberto Mendonça (International Conference on Science and Technology of Synthetic Metals - ICSM 2000, 2000)