Cai, F.等人在钙钛矿前体溶液中引入三甲基氯化铵可以改善钙钛矿薄膜晶界和陷阱密度。这种策略增加电荷载流子扩散系数和扩散长度，而且非辐射复合的比过程显着减少，从而提高电池效率。

Cai, F. et al. Ionic Additive Engineering Toward High-Efficiency Perovskite Solar Cells with Reduced Grain Boundaries and Trap Density. Adv. Funct. Mater. 28, 1801985.

Doi:10.1002/adfm.201801985.

https://doi.org/10.1002/adfm.201801985.