title: N,N-Diphenylpyridin-4-amine as a bipolar core structure of high-triplet-energy host materials for blue phosphorescent organic light-emitting diodes.
authors: Department of Polymer Science and Engineering, Dankook University, 126, Jukjeon-dong, Suji-gu, Yongin-si, Gyeonggi-do, 448-701, Korea.
authors: Chil Won
authors: CW
authors: Lee
authors: Jun Yeob
authors: JY
authors: Lee