Enhancement on top emission of organic light-emitting diode via scattering surface plasmons by nano-aggregated outcoupling layer - Chen, Zhijian; Wang, Ziyao; Xiao, Lixin; Qihuang Gong (2009 CONFERENCE ON LASERS AND ELECTRO-OPTICS AND QUANTUM ELECTRONICS AND LASER SCIENCE CONFERENCE (CLEO/QELS 2009), VOLS 1-5, 2009)