Chlorination of dithienobenzodithiophene (DTBDT) based polymers to simultaneously improve the <i>V</i><sub>OC</sub>, <i>J</i><sub>SC</sub> and FF of non-fullerene organic solar cells
Jialing Zhou, Baoquan Zhang, Wenjun Zou, Ailing Tang, Yanfang Geng, Qingdao Zeng, Qiang Guo, Erjun Zhou
Abstract
Two donor–π–acceptor polymers (PE64 and PE65) with dithienobenzodithiophene (DTBDT) as the electron-donating unit and quinoxaline as the electron-accepting unit were designed to extend the application of DTBDT in non-fullerene organic solar cells.
Topics & Concepts
FullereneOrganic solar cellPolymerQuinoxalineAcceptorUnit (ring theory)Electron acceptorMaterials sciencePolymer chemistryNanotechnologyPolymer scienceChemical engineeringChemistryOrganic chemistryPhysicsMathematicsEngineeringComposite materialCondensed matter physicsMathematics educationOrganic Electronics and PhotovoltaicsConducting polymers and applicationsOrganic Light-Emitting Diodes Research