Nitrogen introduction of spirobifluorene to form α-, β-, γ-, and δ-aza-9,9′-spirobifluorenes: New bipolar system for efficient blue organic light-emitting diodes
Titel:
Nitrogen introduction of spirobifluorene to form α-, β-, γ-, and δ-aza-9,9′-spirobifluorenes: New bipolar system for efficient blue organic light-emitting diodes
Auteur:
Wu, Peng Zhu, Jun Zhang, Zhen Dou, Dehai Wang, Hedan Wei, Bin Wang, Zixing