Efficient green OLED devices with an emissive layer comprised of phosphor-doped carbazole/bis-oxadiazole side-chain polymer blends

► Efficient organic light-emitting diodes with an emissive layer comprised of a blend of side-chain polymers and doped with the phosphor Ir(ppy)3 or Ir(pppy)3. ► Ambipolar emissive layer comprised of poly(N-vinylcarbazole) and one of two bis-oxadiazole side-chain polymers. ► A combination of side-chain polymers with hole and electron transport properties and doped with a green emitting phosphor.