Highly Efficient Red Phosphorescent OLEDs based on Non-Conjugated Silicon-Cored Spirobifluorene Derivative Doped with Ir-Complexes

High-Efficiency, Saturated Red-Phosphore

High-Efficiency, Saturated Red-Phosphorescent Polymer Light-Emitting Diodes Based on Conjugated and Non-Conjugated Polymers Doped with an Ir Complex

✍ C. Jiang; W. Yang; J. Peng; S. Xiao; Y. Cao 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 English ⚖ 130 KB 👁 2 views

**High‐efficiency red‐emitting polymer light‐emitting diodes** utilizing [PhqIr]‐doped non‐conjugated and conjugated polymers (see Figure) in the presence of electron transport molecules are reported. An external quantum efficiency of 12 % photon/electron and a luminous efficiency of 5.2 cd/A with s