Thermally activated delayed fluorescence OLEDs with fully solution processed organic layers exhibiting nearly 10% external quantum efficiency.
New solution processable and laminatable terminally modified carbazole-triazine thermally activated delayed fluorescence (TADF) dendrimers are reported. An OLED device with fully solution processed organic layers exhibited an external quantum efficiency of up to 9.4% at 100 cd m-2.
Laboratory for Chemistry and Life Science, Tokyo Institute of Technology, 4259 Nagatsuta Midori-ku, Yokohama 226-8503, Japan. yamamoto@res.titech.ac.jp.
Ken
http://orcid.org/0000-0003-2159-2204
K
Albrecht
Institute of Materials Chemistry and Engineering, Kyushu University, Kasuga, Fukuoka 816-8580, Japan. katsuf@asem.kyushu-u.ac.jp.
Kenichi
K
Matsuoka
Department of Organic Materials Science, Yamagata University, Yonezawa, Yamagata 992-8510, Japan.
Daisuke
D
Yokoyama
Department of Organic Materials Science, Yamagata University, Yonezawa, Yamagata 992-8510, Japan.
Yoshiya
Y
Sakai
Institute for Catalysis, Hokkaido University, Sapporo 001-0021, Japan.
Akira
A
Nakayama
Institute of Materials Chemistry and Engineering, Kyushu University, Kasuga, Fukuoka 816-8580, Japan. katsuf@asem.kyushu-u.ac.jp.
Katsuhiko
K
Fujita
Laboratory for Chemistry and Life Science, Tokyo Institute of Technology, 4259 Nagatsuta Midori-ku, Yokohama 226-8503, Japan. yamamoto@res.titech.ac.jp.
Kimihisa
http://orcid.org/0000-0001-7851-0519
K
Yamamoto