Engineering

Materials science

Small molecule

Telecommunications

Biochemistry

Computer science

Terminal (telecommunication)

Chemistry

Organic solar cell

Optoelectronics

Photovoltaic system

Electrical engineering

Journal of Materials Chemistry A

A series of Ar(A–D)2 type small molecules containing a pyrene core were synthesized. A significantly improved power conversion efficiency of 5.88% was obtained for ThDPP2Py based organic solar cells.

Tuning the central fused ring and terminal units to improve the photovoltaic performance of Ar(A–D)2 type small molecules in solution-processed organic solar cells