… Fused-ring electron acceptors (FREAs) are the current … (FREAs) with improved near-infrared
(NIR) light-harvesting … and Se) on the side chains for high performance OSCs (Scheme 1). In …

… promising high-performance OSC candidates. … acceptors will lead to new developments in
the next years, such as non-fullerene electron acceptors with larger solar spectrum absorption …

… achieve high-performance and low-cost organic solar cells (… Besides, the tetrahedron sp 3
bridge carbon in the fused ring … of the intramolecular noncovalent interactions and the steric …

… –visible–near-infrared (UV–vis–NIR) absorption spectra of … Moreover, due to the existence
of S···O noncovalent … several representative high-performance electron acceptors and BTPT4F-…

… non-covalently fused-ring acceptor (NFRA), denoted as CPDT–ICMe to achieve high-performance …
As a result, they show broad and intense absorption extended to near-infrared region (…

… OSCs heavily rely on fused ring electron acceptors (FREAs), … –visible–near-infrared (UV–
vis–NIR) absorption spectra are … new insights for designing high-performance NFREAs in the …

… acceptors (NFAs) with near-infrared (NIR) absorption show … To develop high-performance
NFAs with broad absorption for … molecular geometry by the noncovalent interaction induced by …

… noncovalent interaction. This unfused NFA exhibited excellent absorption in the near-infrared …
NFAs is relatively lagging behind compared to fused ring NFAs. Further meticulous work is …

… In 2017, we first proposed and demonstrated that noncovalently … in fused ring electron
acceptors and other non-fullerene … Easily available high-performance organic solar cells by …

… All three NFAs show strong absorption from visible to near-infrared … We speculate that BSe
moiety in fused-ring can generate … end groups enables high-performance organic solar cells …