Zhang, Dongdong Efficient and Stable Deep-Blue Fluorescent Organic Light-Emitting Diodes Employing a Sensitizer with Fast Triplet Upconversion. [electronic resource] - Advanced materials (Deerfield Beach, Fla.) May 2020 - e1908355 p. digital Publication Type: Journal Article ISSN: 1521-4095 Standard No.: 10.1002/adma.201908355 doi