10× longer carrier lifetime
This natural resin acid from soldering flux simultaneously eliminates Sn4+-Pb0 defect pairs and suppresses tin oxidation in Sn-Pb perovskites, reducing nonradiative recombination at its source.
Zhou, Wentao · Chen, Yihua · Li, Nengxu · Huang, Zijian · Zhang, Yu · Zhang, Zhongyang · Guo, Zhenyu · Ma, Yue · Pei, Fengtao · Xie, Haipeng · Zai, Huachao · Wang, Lina · Qiu, Zhiwen · Chen, Qi · Zhou, Huanping
Advanced Materials 2024
ten-times longer carrier lifetime
respectable stability under operational and illumination situations