Binary all-polymer solar cells with 19.30% efficiency enabled by bromodibenzothiophene-based solid additive
Haisheng Ma, Jiali Song, Jiawei Qiao, Bingyu Han, Qianqian Wang, Min Hun Jee, Laju Bu, Donghui Wei, Han Young Woo, Xiaotao Hao, Yanming Sun
Abstract
Two volatile solid additives were developed to modulate the active-layer morphology of all-polymer solar cells (all-PSCs). Among them, the 4-BDBTP-treated all-PSC achieved an outstanding efficiency of 19.30%.
Topics & Concepts
Materials sciencePolymerBinary numberChemical engineeringProcess engineeringMathematicsEngineeringComposite materialArithmeticOrganic Electronics and PhotovoltaicsMolecular Junctions and NanostructuresConducting polymers and applications