苏黎世联邦理工学院Mohammad Khaja Nazeeruddin团队报道了三种廉价、新型基于Tröger’s Base 衍生物的烯胺空穴传输材料(HTM)。性能最佳的HTM3材料在钙钛矿太阳能电池(PSC)中显示出了18.62%的效率,并且非封装器件显示出优异的长期稳定性。在无掺杂剂的PSC中,HTM3的性能比Spiro-OMeTAD高1.6倍。HTM3的高玻璃化转变温度(Tg = 176 ℃),也表明其在器件应用中有巨大潜力。
Nazeeruddin, M. ., Braukyla, T. , Xia, R. , Daskeviciene, M. , Malinauskas, T. , Gruodis, A. , Jankauskas, V. , Roldán-Carmona, C. , Momblona, C. , Getautis, V. , Fei, Z. and Dyson, P. . (2019), Inexpensive Hole Transporting Materials Derived from Tröger’s Base Afford Efficient and Stable Perovskite Solar Cells. Angew. Chem. Int. Ed.. 2019
Doi:10.1002/anie.201903705.
https://onlinelibrary.wiley.com/doi/10.1002/anie.201903705