The 73rd JSAP Spring Meeting 2026
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Session Details

Oral presentation12 Organic Molecules and Bioelectronics : 12.4 Organic light-emitting devices, organic transistors, and flexible devices

[18a-M_B104-1~10]12.4 Organic light-emitting devices, organic transistors, and flexible devices

Wed. Mar 18, 2026 9:00 AM - 11:45 AM JST
Wed. Mar 18, 2026 12:00 AM - 2:45 AM UTC
M_B104 (Main Bldg.)
9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[18a-M_B104-1]A Series of Blue TADF Emitters Based on Triphenylcarbazole–Xanthone Derivatives

〇Mao Konnno1, Chiba Yudai1, Yuki Sagae1, Seoyeong Kim1, Junji Kido1,2,3, Hisahiro Sasabe1,2,3 (1.Dept. of Organic Materials Science, Yamagata Univ, 2.Research Center for Organic Electronics, 3.Frontier Center for Organic Materials)
9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[18a-M_B104-2]A blue-emitting aluminum complex with deuterated electron donor moieties exhibiting TADF for solution-processed organic light-emitting devices

〇Yudai Chiba1, Genki Yamada1, Junji Kido1,2,3, Hisahiro Sasabe1,2,3 (1.Dept. of Organic Materials Science, Yamagata Univ., 2.Research Center for Organic Electronics, 3.Frontier Center for Organic Materials)
9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[18a-M_B104-3]Material Design of MR-TADF Donors and Emitter Incorporation for Enhanced Emission Efficiency in Power-Generating OLEDs

〇Haruto Shoji1, Taku Oono2, Tsubasa Sasaki2, Yuho Aoki1, Hirohiko Fukagawa3,4, Takuji Hatakeyama5, Takahisa Shimizu1,2 (1.Tokyo Univ. of Science, 2.NHK Sci. & Tech. Res. Labs., 3.CFS, 4.MCRC, 5.Kyoto Univ.)
9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[18a-M_B104-4]Effects of deuteration on the photophysical properties of TADF

〇(B)Ryota Fujisawa1, Youichi Tsuchiya1, Chihaya Adachi1 (1.Kyushu Univ. OPERA)
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[18a-M_B104-5]Unraveling Exciton Dynamics in a TADF Molecule Demonstrating Sub-Microsecond and Mono-Exponential Transient PL Decay in Solution

〇(D)Shoma Sasaki1,2, Wen-Hao Zhang3, Youichi Tsuchiya2, Debasish Barman2, Chih-Hsin Chen3, Chihaya Adachi1,2,4 (1.Grad. Sch. of Eng., Kyushu Univ., 2.OPERA Kyushu Univ., 3.Grad. Sch. of Sci., Tamkang Univ., 4.WPI-I2CNER, Kyushu Univ.)
10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[18a-M_B104-6]Ultraviolet-to-Violet OLEDs Operated below 2 V

〇Hiroto Iwasaki1, Yutaka Majima1, Seiichiro Izawa1 (1.Science Tokyo)
10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[18a-M_B104-7]Operando ESR investigation of charge states in up-conversion OLEDs

〇Tsubasa Okamoto1,2, Takehisa Isozumi1, Shintaro Kiyofuji1, Ryohei Yoshino3, Seiichiro Izawa3, Kazuhiro Marumoto1,2,4 (1.Dep. Mater. Sci., Univ. Tsukuba, 2.OIQSST, Univ. Tsukuba, 3.Science Tokyo, 4.TREMS, Univ. Tsukuba)
11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[18a-M_B104-8]Exciton quenching properties of 4CzIPN-based OLEDs and the influence of spontaneous orientation polarization

〇(M2)Kotaro Kudo1, Girish K. Hanumantharaju2, Wolfgang Bruetting2, Yutaka Noguchi1 (1.Meiji Univ., 2.Univ. of Augsburg.)
11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[18a-M_B104-9]Characterization of the operational dynamics of TADF-based OLEDs by bias-modulated absorption spectroscopy

〇Naoki Nishioka1, Katsuichi Kanemoto1,2 (1.Osaka Metropolitan Univ., 2.NITEP)
11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[18a-M_B104-10]Detailed photophysical analysis of HzTFEX2 with dynamic exciton model

〇Youichi Tsuchiya1, Hyunje Jung1, Zachary Hudson2, Chihaya Adachi1 (1.OPERA, Kyushu Univ., 2.UBC)
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