Toward ultra-high efficiency tandem OLEDs: Benzothiazole-based bipolar hosts and specific device architectures

• Published in: Chemical engineering journal (Lausanne, Switzerland : 1996) Vol. 472; p. 145023
• Main Authors: Wang, Jui-Ming, Lee, Ting-Chun, Chung, Chia-Chen, Chen, Wun-Yu, Wu, Sih-Yu, Lin, Yan-Ding, Chang, Yuan Jay, Lu, Chin-Wei, Chang, Chih-Hao
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 15.09.2023
• Subjects: Benzothiazole; Bipolar host; Charge generation layer; Phosphor; Tandem; TiO2-nanoparticles; Tandem; TiO2-nanoparticles; Benzothiazole; Charge generation layer; Bipolar host; Phosphor

[Display omitted] •A series of benzothiazole-based bipolar hosts to realize ultra-high efficiency OLEDs.•A specific charge generation layer and an internal light extraction are constructed.•The proposed devices achieved a maximum efficiency of 64.4 %. Tandem organic light-emitting devices (TOLEDs) s...