Figure 1 - Side Chain Engineering of Non-Fullerene Acceptors for Near-Infrared Organic Photodetectors and Photovoltaics
(a) Chemical structures of CTIC-4F, CO1-4F, and COTIC-4F. Absorption spectra (b) in chloroform solution and (c) thin film. (d) Energy level diagram of active layer components estimated from thin film CV measurements.