A naphthodithiophene-based nonfullerene acceptor for high-performance polymer solar cells with a small energy loss

• DOI: 10.1039/d0tc00270d
• Publication Date: 2020-03-25T12:02:03Z
• Authors: Xingliang Dong; Qing Guo; Qi Liu; Lei Zhu; Xia Guo; Feng Liu; Maojie Zhang
• Keywords: Acceptor; Open-circuit voltage

A new non-fullerene acceptor named NTO-4F is developed. The optimal PSC based on PM6:NTO-4F achieves a PCE of 11.5% with simultaneously high open-circuit voltage 0.99 V and short-circuit current density 19.1 mA cm⁻².