Substituted quinoxaline based small-molecule donor guests enable 19% efficiency ternary organic solar cells

• DOI: 10.1039/d4ta02282c
• Publication Date: 2024-05-30T14:40:49Z
• Authors: Chenyang Zhang; Min Lin; Yulin Wei; Ruida Xu; Zhiyuan Zhang; Xiaokang Sun; Han Wang; Hanlin Hu; Kai Wang
• Keywords: Quinoxaline; Ternary numeral system

Two novel guest molecules were designed and incorporated into the PM6:L8-BO system, which could enhance crystallinity optimize vertical phase distribution. Ternary OSCs achieved a remarkable PCE of 19.04% with enhanced stability.