supported by the National Natural Science Foundation of China(51473009 and 51273203);the Fundamental Research Funds for the Central Universities(YWF-14-HHXY-007and YWF-14-HXXY-014)
Perylenediimide(PDI)-based materials exhibit great potential as non-fullerene acceptors in bulk-heterojunction(BHJ) organic solar cells(OSCs). Recent investigations have revealed that PDI molecules with a twisted stru...