High-performance non-doped near ultraviolet OLEDs with the EQE ∼ 6 % and CIEy ∼ 0.03 from high-lying reverse intersystem crossing

• Published in: Chemical engineering journal (Lausanne, Switzerland : 1996) Vol. 450; p. 138339
• Main Authors: Peng, Ling, Lv, Jichen, Xiao, Shu, Huo, Yumiao, Liu, Yuchao, Ma, Dongge, Ying, Shian, Yan, Shouke
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 15.12.2022
• Subjects: Efficiency roll-off; Host; Near ultraviolet material; Non-doped device; Organic light-emitting diodes; Non-doped device; Host; Near ultraviolet material; Organic light-emitting diodes; Efficiency roll-off

•A near ultraviolet material mP2MPC is constructed based on the “coupling hardness with softness” design strategy.•The non-doped near ultraviolet organic light-emitting diode exhibits the CIE coordinates of (0.163, 0.028).•The forward-viewing EQE is 6.09 %, and keeps as high as 5.56 % at the practic...