Bolink, Henk J.;Cappelli, Luca;Coronado, Eugenio;Grätzel, Michael;Ortí, Enrique;Costa, Rubén D.;Viruela, Pedro M.;Nazeeruddin, Md. K.Stable Single-Layer Light-Emitting Electrochemical Cell Using 4,7-Diphenyl-1,10-phenanthroline-bis(2-phenylpyridine)iridium(III) HexafluorophosphateJournal of the American Chemical Society20061284614786-14787