A double layer light emitting device is reported which based on a triphenylamine-containing PPV with sandwiched structure of ITO/polymer/Alq3/Mg: Ag/Ag.

• 报道了一种共轭主链结构三苯胺PPV聚合物发光二极管,器件结构ITO/ploymer/Alq_3/Mg:Ag/Ag。