A novel intramolecular charge transfer blue fluorophor for high color stability hybrid di-chromatic white organic light-emitting diodes

The unique simplified F/P hybrid WOLED vis single dopant with symmetrical BYB-EML exhibits high color stability and color quality with high color rendering index (CRI) of 79-81 over a wide operating voltage range from 5 V to 10 V, and also reveals a peak current efficiency of 24.4 cd/A.406