10:15 AM - 10:30 AM △ [13a-A303-4] Improved Thermal Stability of CsPb(Br1−xIx)3 Perovskite Nanocrystals by Perfluorocarboxylic Acid 〇Yoshiki Iso1, Momoko Eri1, Daichi Sato1, Tetsuhiko Isobe1 (1.Keio Univ.)