[D1-PV21] Slot 21

[D1-PV21-02] Direct Observation of Charge Transfer in PEA-Containing Tin Perovskite Soalr Cells by Electron Spin Resonance

*Atsushi Sato¹, Mayu Motohashi¹, Wang Yihuang¹, Dong Xue¹, Tomoya Nakamura², Atsushi Wakamiya², Kazuhiro Marumoto^1,3 (1. Division of Materials Sci., Univ. of Tsukuba (Japan), 2. Inst. for Chemical Res., Kyoto Univ. (Japan), 3. Tsukuba Res. Center for Energy Materials Sci., Univ. of Tsukuba (Japan))