Long Ye等人引入了一种简便且环保的方法,极大地促进了无定形聚合物的分子顺序,从而实现了顺序沉积(SD)非富勒烯太阳能电池的超过12%高效率。使用绿色溶剂(R)-(+)-柠檬烯,可提高聚合物的顺序,并获得最佳效率。此外,对于这些新的SD器件,观察到溶剂,相互作用参数和长周期之间的强关系。
Long Ye; Yuan Xiong; Zheng Chen; Qianqian Zhang; Zhuping Fei; Reece Henry; Martin Heeney; Brendan T. O'Connor; Wei You; Harald Ade. Sequential Deposition of Organic Films with Eco‐Compatible Solvents Improves Performance and Enables Over 12%‐Efficiency Nonfullerene Solar Cells. Advanced Materials
DOI: 10.1002/adma.201808153.
https://onlinelibrary.wiley.com/doi/abs/10.1002/adma.201808153