澳门大学邢贵川联合多家单位采用了叔丁基铵（t-BA）掺入到三维钙钛矿中，不仅提高了薄膜的稳定性，而且大大降低了陷阱密度，提高了钙钛矿薄膜的流动性。基于t-BA掺杂的三元钙钛矿太阳能电池的效率为20.62％（0.04 cm2），证大面积（20.8 cm2）的模组效率为14.54％。稳定性较对应的三维钙钛矿，t-BA掺杂的体系有了大幅度提升。
Chao Liang, Dandan Zhao, Pengwei Li, Bo Wu, Hao Gu, Jiacheng Zhang, Teck Wee Goh, Shi Chen, Yonghua Chen, Zhendong Sha, Guosheng Shao, Tze Chien Sum, Guichuan Xing. Simultaneously boost diffusion length and stability of perovskite for high performance solar cells. Nano Energy
DOI: 10.1016/j.nanoen.2019.03.029.
https://www.sciencedirect.com/science/article/pii/S2211285519302174
