22‐2: Enhanced Orthogonality of Inkjet‐Printed OLEDs' Emitting Layer by Novel Ink Composition for Electron Transport Layer. - Kang, Taeheon; Gyu Kim, Heung; Ran Mun, Hye; Lee, Juyon; Kim, Sehun; Ha, Jaekook (SID Symposium Digest of Technical Papers, 2021)