Two fluorinated bithiophene imide-based semiconductors, DFP-BTI-b8 (1) and DFP-BTI-b16 (2), were synthesized and exhibit excellent n-type OTFT performance with mobilities up to 0.10 cm 2 V −1 s −1 and current on/off ratios over 10 6 .
Ganesan et al. (2026) studied this question.