摘要
In the last three years,polymer solar cells（PSCs）based on ntype organic semiconductor（n-OS）acceptor have become the focus of attention and made great progress.
In the last three years,polymer solar cells(PSCs)based on ntype organic semiconductor(n-OS)acceptor have become the focus of attention and made great progress.In 2017,the power conversion efficiencies(PCEs)have been boosted to^13%for PSCs with single-junction and^14%for
