9:30 AM - 11:30 AM [17a-P5-9] Organic EL Devices Based on Multilayered TPCO Films with Light-emitting Trifluoromethyl-substituted Derivative 〇Haruna Ishigami1, Shohei Dokiya1, Fumio Sasaki2, Hisao Yanagi1 (1.NAIST, 2.AIST)