Oral Presentation

November 7, 2019（Thursday） SEST（Hall B） 9:05 Opening Remarks

9:10 Presentation Award Candidates（Chair：Osamu Inanami）

J1-1 Establishing shaped pulse RYDMR based fluorescence and transient

optical absorption microscopic method

〇Masaya Sato1, Kiminori Maeda2, Michihiko Sugawara3,

Jonathan R. Woodward1 1University of Tokyo, Graduate School of Arts and Sciences; 2 Saitama

university, Graduate School of Science and Engineering; 3 Keio University

Quantum Computing Center

J1-2 Dynamics of radical pairs produced in a binding pocket

○Nana Iwata, Kiminori Maeda Grad. Sch. of Sci. & Eng., Saitama Univ.

J1-3 Light-induced ESR spectroscopy study on charge states and degradation

mechanism of device performance in PTzBT:ITIC:PCBM polymer solar cells

○Dong Xue1, Masahiko Saito2, Itaru Osaka2 and Kazuhiro Marumoto1.3 1Division of Materials Science, Univ. of Tsukuba; 2Graduate School of

Engineering, Hiroshima Univ.; 3TREMS, Univ. of Tsukuba

J1-4 Magnetic Field Effect on Photoconduction

of Perylene diimide-doped Poly(N-vinylcarbazole) Thin Film

○Akiha Yamada, Tomoaki Miura, Tadaaki Ikoma

Graduate School of Science and Technology, Niigata University

Break（10:30〜10:40）

【Electronic Properties of Solids】

10:40 Oral Session（Chair：Hitoshi Ohta）

B1-1 Multifrequency ESR in dimerized quantum magnet Ba2NiSi2O6Cl2

○H. Tanaka1, M. Koike1, N. Kurita1, M. Watanabe1, M. Akaki2, A. Okutani2,

M. Hagiwara2 1School of Science, Tokyo Tech; 2AHMF, Osaka University

B1-2 Study on charge states in transistors using organic light-emitting

polymers by ESR spectroscopy

○Yuki Kaneko1, Masato Yamazoe1, Junya Katsumata1, Kazuhiro Marumoto1,2

1Division of Materials Science, Univ. of Tsukuba; 2TREMS, Univ. of Tsukuba

11:20 Oral Session（Chair：Hidekazu Tanaka）

B1-3 X-band ESR study of perovskite compound YTiO3: About the

relationship of Ti−3d1 orbital state and rotational dependence

○Yu Saito, Susumu Okubo, Shunsuke Kitou, Taka-hisa Arima,

Yasujiro Taguchi, Hiroshi Sawa, Hitoshi Ohta

1Res. Facil. Ctr. of Sci. Technol., Kobe Univ.; 2Mol. Photosci. Res. Ctr., Kobe

Univ.; 3Dept. Appl. Phys., Grad. Sch. of Nagoya Univ.; 4Dept. Mater. Sci., IMS; 5Ctr. Emerg. Matter Sci., RIKEN

B1-4 Anomalous ESR behavior in [DM-MeDH-TTP] 2X system

○Toshikazu Nakamura1, Kenta Ebata2, Sho Miyamoto2, Hiroyuki Nishikawa2

1Institute for Molecular Science; 2 Grad. Sch. of Sci. Eng., Ibaraki Univ.

Lunch（11:52〜13:10）

【Joint Session: Coupling between Electron and Nuclear Spins - DNP and Other

Hyperpolarization techniques】

（This Symposium is a part of the RIKEN Symposium Series.）

13:10 Invited Lectures（Chair：Kenichiro Tateishi）

S1-1 Methods for Quantifying and for Confining Hyperpolarization – 460

GHz/700 MHz DNP MAS NMR using Closed-Cycle He MAS and Double

Gyrotron Setup

○Yoh Matsuki, Tomoaki Sugishita, and Toshimichi Fujiwara

Institute for Protein Research, Osaka University

S1-2 Structural study of composite materials using neutron and proton

polarization

○Takayuki Kumada

Mat. Sci. Res. Ctr., Japan Atomic Energy Agency

13:50 Invited Lectures（Chair：Takayuki Kumada）

S1-3 Hyperpolarized 13C Metabolic MRI for Evaluating Cancer Treatment

Outcome

○Shingo Matsumoto 1, Murali C. Krishna 2 1Faculty of Information Science and Technology, Hokkaido University 2Radiation Biology Branch, National Cancer Institute, NIH

S1-4 Dynamic nuclear polarization using photo-excited triplet electron

– toward a hyperpolarized solution NMR

○Kenichiro Tateishi1,2, Tomohiro Uesaka1,2 1 Cluster for Pioneering Research, RIKEN 2 Nishina Center for Accelerator-Based Science, RIKEN

Poster Presentation（14:30〜16:00）

【Biochemistry by ESR】

16:00 Oral Session（Chair：Hironobu Yasui）

B1-5 EPR investigation of basal cell carcinoma

○Kouichi Nakagawa,1 Satoko Ninakawa,2 and Daisuke Sawamura2

1Division of Regional Innovation, Hirosaki Univ. and 2Graduate School of

Medicine, Hirosaki University

B1-6 EPR Spectroscopy Reveals Cold Adaption Mechanism of Inorganic

Pyrophosphatase from Shewanella sp. AS-11

○Masaki Horitani1, Kazuki Kusubayashi1, Kyoka Oshima1, Hiroshi Sugimoto2,

Keiichi Watanabe1 1Faculty of Agriculture, Saga Univ.; 2RIKEN Spring-8 Center

16:40 Oral Session（Chair：Kenichi Yamada）

B1-7 The analysis of extracellular acidification rate in cancer cells using ESR

〇Kumiko Yamamoto 1, Hironobu Yasui 1, Masaki Fujimoto 1, Tomoki Bo 1,

Valery V. Khramtsov 2, Hiroshi Hirata 3, Osamu Inanami 1

1Faculty of Veterinary Medicine, Hokkaido University; 2West Virginia

University; 3Faculty of Information Science and Technology, Hokkaido

University

B1-8 pH dependence of the second-order rate constants of redox reactions

superoxide radical and coumaric, caffeic, and gallic acids studied by

flow-injection ESR methods

○Kunihiko Tajima, Tomoyuki Yamashita, Yao Lu, Yasuhiro Sakurai,

Yusuke Miyake, Kenji Kanaori

Department of Molecular Chemistry, Kyoto Institute of Technology

B1-9 Oxidation of a Nitroxide Diradical with a Ferrocen-1,1'-diyl-substituted

1,3-Diazetidine-2,4-diimine Coupler as Studied by ESR and quantum

Chemical Calculations

○Koudai Tanaka1, Kenji Sugisaki1, Hideto Matsuoka1, Irina Bagryanskaya2,3,

Larisa Gurskaya2,3, Evgeny Tretyakov2,3, Takeji Takui1, Kazunobu Sato1

1Graduate School of Science, Osaka City University; 2Novosibirsk Institute of

Organic Chemistry SB RAS; 3Novosibirsk State University

November 8, 2019（Friday） SEST（Hall B）

【Joint Session: Photo-induced Spin Polarization and Magnetic Resonance】

9:00 Invited Lectures（Chair：Akio Kawai）

S2-1 Radical pairs in proteins

○Kiminori Maeda

Department of Chemistry, Graduate School of Science and Engineering,

Saitama University.

S2-2 Observation of Singlet fisson in Ordered Thin Films of Pentacene in p-Terphenyl

at Room Temperature

○Christopher W. M. Kay1,2

1Department of Chemistry, University of Saarland, Saarbücken, Germany. 2London Centre for Nanotechnology, University College London, London, UK.

S2-3 Exploiting Radical Triplet Pair Hyperpolarization for Sensitivity Enhancement in

Solution-State NMR

Matthew W. Dale1, Daniel Cheney2 and ○Christopher J. Wedge2 1 Department of Physics, University of Warwick, Coventry, UK.

2 School of Applied Sciences, University of Huddersfield, Huddersfield, UK.

Break（10:30〜10:40）

【Spin Pair Dynamics】

10:40 Invited Lectures（Chair：Tomoaki Miura）

I2-1 Photoinduced Dynamic Electron Polarization Generated by the Interaction

between Excited Triplet States of Xanthene Dyes and Nitroxide

○Hirona Takahashi,1 Toshihiro Tamura,2 Keisuke Yokoyama,2 and Akio Kawai3 1Department of Chemistry, Okayama University of Science, Japan; 2Department of Chemistry, Tokyo Institute of Technology, Japan; 3Department

of Chemistry, Kanagawa University, Japan

I2-2 Can and should we study spin effects on single radical pairs?

○Jonathan R. Woodward1, Noboru Ikeya1

Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan

11:20 Oral Session（Chair：Jonathan R. Woodward）

B2-1 Simultaneous Measurement of Transient Photocurrent and Optical Absorption

of Organic Semiconductor Thin Films

○Tomoaki Miura, Ryoya Akiyama, Akiha Yamada, So Kobayashi,

Naoya Muramatsu, and Tadaaki Ikoma

Graduate School of Science and Technology, Niigata University, Japan

B2-2 Low Magnetic Field Effects on Triplet Pairs

○Tomoaki Yago

Grad. Sch. of Sci. Eng., Saitama Univ.

Lunch（12:00〜13:00）

13:00 General Meeting of SEST, Award Celemony

Break（14:00〜14:05）

14:05 Award Lecture（Chair：Hiroyuki Mino）

Y2-1 Exploring the principle of protein operation by advanced ESR method

○Toshiaki Arata

Grad. Sch. of Sci., Osaka City Univ.

14:45 Award Lecture（Chair：Yutaka Fujii）

Y2-2 High-sensitivity magic-angle-spinning solid-state NMR by using

the electron spin polarization at high fields and low temperatures

○Toshimichi Fujiwara

Institute for Protein Research, Osaka Univ.

Break（15:25〜16:30）

16:30 Young Investigator Award Lecture（Chair：Takeji Takui）

Y2-3 Developments of theoretical methods for quantum chemical

calculations of magnetic properties and quantum algorithms

for high-spin open shell systems

○Kenji Sugisaki

Graduate School of Science, Osaka City University

16:50 Young Investigator Award Lecture（Chair：Eiji Ohmichi）

Y2-4 Development of force-detected electron spin resonance spectroscopy

in the terahertz frequency region using nanomembrane

○Hideyuki Takahashi

1Molecular Photoscience Research Center, Kobe University.; 2JST-PRESTO

17:10 Young Investigator Award Lecture（Chair：Akio Kawai）

Y2-5 Molecular study on property and production mechanism of functional

molecules by using EPR spectroscopy

○Yusuke Miyake

Molecular Science and Engineering, Kyoto Institute of Technology

November 9, 2019（Saturday） SEST（Hall B）

【Photo Excited States and Charge Recombination】

9:00 Oral Session（Chair：Tomoaki Yago）

B3-1 Excited state investigation of phenazine derivatives for metal-free

phosphorescent emitters in organic light-emitting devices

〇Hideto Matsuoka1, Hiroki Matsui1, Ikuko Akimoto2

1Graduate School of Science, Osaka City University; 2 Wakayama University

B3-2 Experimental analysis of low magnetic field effects by magnetic field

switching experiment

○Taisuke Matsuo1, Kiminori Maeda1

1Graduate School of Science and Engineering, Saitama University

B3-3 Carrier Recombination in P3HT Single Layer Organic Diode Studied by

Photocurrent Detected Magnetic Resonance

○Yusuke Wakikawa1, Tadaaki Ikoma2

1 Advanced Instrumental Analysis Center, Shizuoka Institute of Science and

Technology; 2 Institute of Science and Technology, Niigata University

Break（10:00〜10:10）

【Functional Materials】

10:10 Oral Session（Chair：Yusuke Wakikawa）

B3-4 Electron spin resonance (ESR) spectroscopy study of inverted organic

light-emitting diodes

◯Kaho Komura1, Shintaro Yumoto1, Junya Katsumata1, Shinpei Kamiya1,

Yuki Kaneko1, Kazuhiro Marumoto1,2 1Division of Materials Science, Univ. of Tsukuba; 2TREMS, Univ. of Tsukuba

B3-5 Photo-magnetic effects in liquid crystals

○Yuki SUGIYAMA, Takuya AKITA, Daichi KIYOHARA, Yoshiaki UCHIDA and

Norikazu NISHIYAMA

Grad. Sch. of Eng. Sci., Osaka Univ.

10:34 Oral Session（Chair：Toshikazu Nakamura）

B3-6 Magnetic field-induced quantum properties of an unconventional spin

model based on a honeycomb lattice.

○Yoshiki. Iwasaki1, Yuko. Hosokoshi1, Takashi. Kawakami2, Takanori. Kida3,

Masayuki. Hagiwara3, and Hironori. Yamaguchi1 1 Dept. Phys. Sci. Osaka Pref. Univ., 2 Osaka Univ. Dept. Phys. Sci. Osaka

Univ., 3 AHMF, Osaka Univ.

B3-7 Collective excitations in honeycomb-lattice quantum magnet α-RuCl3

○Nobuyuki Kurita,1 Ryuji Takeda,1 Hiroyuki Nojiri,2 and Hidekazu Tanaka,1 1Department of Physics, Tokyo Institute of Technology; 2Institute for

Materials Research, Tohoku University

B3-8 Investigation of paramagnetic defects in BaSi2 by ELDOR-detected NMR

○Takuma Sato,1,2 Takashi Suemasu1 and Serge Gambarelli2

1 Institute of Applied Physics, University of Tsukuba, Tsukuba, Japan; 2 Université Grenoble Alpes, CEA, CNRS, IRIG, SyMMES, Grenoble, France

Break（11:10〜11:20）

【Development of Spectrometer and Application for Biology and Medicine】

11:20 Oral Session（Chair：Hiroshi Hirata）

B3-9 Development and Application of the Electromagnetic Horn-type ESR

Spectrometer

○Tadashi Kobayashi1, Seiji Kanazawa1, Takashi Todaka1, Tohru Kamida1,

Yoshinori Uzawa2, Yasunori Fujii2

1Oita University, 2National Astronomical Observatory of Japan

B3-10 Horn Type ESR Spectrometer: Re-challenge of through measurement

○Yasunori Fujii1, Yoshinori Uzawa1, Tohru Kamida2, Tadashi Kobayashi2

1 National Astronomical Observatory of Japan; 2Oita University

11:52 Oral Session（Chair：Mizue Asada）

B3-11 Photoinduced anion radical formation of a novel silicon phthalocyanine

derivative, IR700. for near-infrared photoimmunotherapy（PIT）

Bo Tomoki1, Wakako Hiraoka2, Yuto Goto3, Hideo Takakura3, Mikako Ogawa3,

○Osamu Inanami1 1Grad. Sch. of Vet. Med., Hokkaido Univ.; 2Grad. Sch. of Sci., Meiji Univ;

3Grad. Sch. of Pham. Sci., Hokkaido Univ.

B3-12 Structural dynamics of heterochromatin protein HP1 studied

by site-directed spin labeling ESR spectroscopy: Isoform specificity

and Phosphorylation

○Toshiaki Arata3,4, Kazunobu Sato5, Shigeaki Nakazawa5, Yuichi Mishima4,

Takeji Takui5, Toru Kawakami4, Hironobu Hojo4, Toshimichi Fujiwara4,

Makoto Miyata3, Isao Suetake1,2,4 1Koshien Univ. 2Twin Research Center, Osaka Univ. 3Dept. Biol., Grad. Sch.

Sci., Osaka City Univ. 4 IPR, Osaka Univ. 5Dept. Chem., Grad. Sch. Sci.,

Osaka City Univ.

Lunch（12:32〜13:30）

【Joint Session: Protein Structural Analysis -ESR and NMR-】

13:30 Invited Lecture（Chair：Tadaaki Ikoma）

S3-1 Analysis of Protein-Protein interaction and Reaction center using

Pulsed ESR

○Hiroyuki Mino Graduate School of Science, Nagoya University

14:00 Invited Lecture（Chair：Koh Takeuchi）

S3-2 Multi-state protein structural analysis using long-range distance

information from paramagnetic effects

○Teppei Ikeya1, Yutaka Tateishi1, Mayu Okada1, Peter Güntert1,2,3,

and Yutaka Ito1 1Department of Chemistry, Tokyo Metropolitan University 2Institute of Biophysical Chemistry and Center for Biomolecular Magnetic

Resonance, Goethe University Frankfurt, Germany 3Laboratory of Physical Chemistry, ETH Zürich, Switzerland

Break（14:30〜14:40）

【Electronic States and Reaction Mechanism】

14:40 Oral Session（Chair：Yusuke Miyake）

B3-13 Photocurrent Behavior and Electrically Detected Magnetic Resonance

Measurement of TIPS-Pentacene and Pentacene Radical Derivative

○Ken Kato・Akihiro Shimizu・Yoshio Teki

Graduate School of Science, Osaka City University

B3-14 ESR study of nitronylnitroxide or iminonitroxide radicals dispersed in PMMA

○Hirokazu Kobayashi1, Kento Akiniwa2, Fumiyasu Iwahori3 1Fac. Arts Sci. FY, Showa Univ.; 2Grad. Sch., Integ. Basic Sci., Nihon Univ.; 3Col. Humanities Sci., Nihon Univ.

15:20 Oral Session（Chair：Kiminori Maeda）

B3-15 Mechanistic study of radical generation from atmospheric pressure

plasma by flow-ESR system

○ Yasuhiro Sakurai1, Naoko Yamamoto2, Yuki Yabuta2, Ryu-ichiro Kamei2,

Yusuke Miyake1, Kenji Kanaori1, Kunihiko Tajima1 1Kyoto institute of technology; 2Seinan industry, Co. Ltd.)

B3-16 Quantum chemical calculations on quantum computers: Quantum

simulations of the time evolution of wave functions under the spin

operator S2

○Kenji Sugisaki, Shigeaki Nakazawa†, Kazuo Toyota, Kazunobu Sato,

Daisuke Shiomi, Takeji Takui

Graduate School of Science, Osaka City University

B3-17 ESR spectroscopy study of charge states in materials for Sn-based

perovskite solar cells

○Mayu Motohashi1, Haru Kimata1, Haruka Asai1, Dong Xue1, Masashi Ozaki2,

Atsushi Wakamiya2, and Kazuhiro Marumoto1,3 1Division of Materials Science, Univ. of Tsukuba; 2Institute for Chemical Research,

Kyoto Univ.; 3 TREMS, Univ. of Tsukuba

Poster Presentation

November 7, 2019（Thursday） （Hall C）

14:30〜16:00

P201 ESR study of lead-based perovskite solar cells

using a novel hole-transport material

○Xiangtao Zou1, Takahiro Watanabe 1, Haru Kimata1, Dong Xue1,

Ai Shimazaki2, Tomoya Nakamura2, Atsushi Wakamiya2

and Kazuhiro Marumoto1,3 1Division of Materials Science, Univ. of Tsukuba; 2Institute for Chemical

Research, Kyoto Univ.; 3TREMS, Univ. of Tsukuba

P202 Low-temperature magnetic states of square lattice models formed

by verdazyl-based complexes

○N. Uemoto1, H. Yamaguchi1, Y. Kono1, S. Kittaka2, T. Sakakibara2,

M. Hagiwara3, and Y. Hosokoshi1 1Osaka Prefecture University, 2Universituy of Tokyo, 3Osaka University

P203 Study on the charge transfer of tin-based perovskite solar-cell

materials with mixed halogen by ESR spectroscopy

○Yihuang Wang1, Mayu Motohashi1, Xiangtao Zou1, Haru Kimata1,

Dong Xue1, Akinori Saeki2, Tomoya Nakamura3, Atsushi Wakamiya3,

and Kazuhiro Marumoto1,4 1Division of Materials Science, Univ. of Tsukuba; 2Dept. of Appl. Chem.,

Osaka Univ.; 3Institute for Chemical Research, Kyoto Univ.; 4TREMS, Univ. of

Tsukuba

P204 Study on Carrier Dynamics in P3HT:PCBM Thin Films by Real-Time

Observation Mobility

○So Kobayashi1, Tomoaki Miura1, Tadaaki Ikoma1

1Grad. Sch. of Sci. & Tech., Niigata University.

P205 High-sensitivity ESR measurement of NV- center-ensemble

by rapid-scan method

○Yusuke Maki1, Hideto Matsuoka2, ikuko Akimoto1

1Grad. Sch. of Sci., Wakayama Univ.; 2Osaka city Univ

P206 Study on regular perovskite solar cells using a hole transport material

P3HT by ESR spectroscopy

○Wenchao Dai1, Xiangtao Zou1, Haru Kimata1, Mayu Motohashi1,

Dong Xue1, Tomoya Nakamura2, Atsushi Wakamiya2

and Kazuhiro Marumoto1,3 1Division of Materials Science, Univ. of Tsukuba; 2Institute for Chemical

Research,to University; 3TREMS, Univ. of Tsukuba

P207 Development of electric detection type millimeter wave band magnetic

resonance measurement system at low temperature

〇T. Omija1, T. Oida1, Y. Ishikawa1, Y. Fujii1, A. Fukuda2, S. Mitsudo1

1 Research Center for Development of Far-Infrared Region, University of

Fukui ; 2 Department of Physics, Hyogo College of Medicine

P208 Inverse Spin Hall Effect under High Intensity Microwave Pulse

Excitation

〇Katsuichi Kanemoto1,2, K. Nakahashi1, T. Suzuki3 1Grad. Sch. of Sci., Osaka City Univ.; 2NITEP; 3JEOL RESONANCE Inc.

P209 Basic investigations of the singlet oxygen detecting systems with ESR.

○Tokuko Takajo, Yoshinori Kurihara, Kodai Iwase, Kazunori Tsuchida,

Kazunori Anzai

Nihon Pharmaceutical University

P210 Cyclotron-resonance measurement of photo-carriers by Q-band ESR

equipment

○Ikuko Akimoto1, Nobuko Naka2, Hideto Matsuoka3 1Wakayama Univ.; 2Kyoto Univ.; 3Osaka City Univ.

P211 Study on structure analysis of polarized crystal powder by spin contrast

variation

○Daisuke Miura1, Takayuki Kumada2, Takahiro Iwata1, Yoshiyuki Miyachi1,

Ryuhei Motokawa 2, Yurina Sekine2, Hiroshi Nakagawa2, Yojiro Oba 2,

Takashi Ohara 2, Shinichi Takada 2, Kosuke Hiroi 2, Toshiaki Morikawa 3,

Yukihiko Kawamura3, Kazuki Ohishi3

1Faculty of Science, Yamagata University.; 2Japan Atomic Energy Agency;

3A Comprehensive Research Organization for Science and Society

NeutronScience and Technology Center.

P212 Electrically Detected Magnetic Resonance Imaging

○Hideyuki Hara

Bruker Japan K.K.

P213 Redox potential of copper-binding prion peptide

○Shuhei Murakami and Wakako Hiraoka

Graduate School of Science and Technology, Meiji University

P214 Temperature effect on geometries and charge recombination process of

the primary photoinduced charge-separated state in PSII of spinach

○KYOSUKE, Ozaki1; HIROKI, Nagashima2; SHINYA, Oyama1; HIROYUKI,

Mino3 ; TAKASHI, Tachikawa1,2; YASUHIRO, Kobori1,2

1Grad. Sch. of Sci., Kobe Univ.; 2 Molecular Photoscience Research Center,

Kobe Univ.; 3 Grad. Sch. of Sci., Nagoya Univ.

P215 Origin of High Spin State in S2 State Photosynthetic Oxygen Evolving

Complex ○Hiroyuki MINO1、Hiroki Nagashima2 1Grad. Sch. Sci., Nagoya Univ., 2 Molecular Photosci. Res. Center, Kobe Univ.

P216 FID measurements and analyses of FID signals of diluted BDPA radicals

using a 154 GHz gyrotron

〇Kazuki Dono, K. Hayashi, Y. Ishikawa, T. Sato, Y. Fujii, T. Furuya and S.

Mitsudo

Research Center for Development of Far-Infrared Region, Univ. of Fukui

P217 Time-resolved EPR study of blends of the donor polymer, P3HT, and the

nonfullerene acceptor, ITIC

○Meimi Okamura 1, Morihiko Hamada 2, Yasuhiro Kobori 1,2 1 Kobe Univ.; 2Mol. Photosci. Res. Center, Kobe Univ.

P218 Spin-Trapping Analysis for Degradation Reaction Mechanism of

Poly(methyl methacrylate)

○Shota ICHISE 1，Kenji KINASHI 2，Wataru SAKAI 2，Naoto TSUTSUMI 2，

Yuta MAENAKA 3，Saiko ARAI 3 1Grad. Sch. of Sci. & Tech., Kyoto Inst. of Tech., 2Fac. of Mat. Sci. & Eng.,

Kyoto Inst. of Tech., 3Mitsubishi Chem. Co., Ltd.,

P219 Reaction control of radical pairs by AWG-RYDMR

○Kenta Masuzawa 1, Michihiko Sugawara 2, Kiminori Maeda 1 1Graduate school of science and engineering, Saitama University;

2Keio Quantum Computing Center, Keio University

P220 An Electronic State of Tetranuclear Cobalt Complex based on

Phenoxyl Radical Ligands with 8-Aminoquinoline

○Yuki Shibano1, Kenji Sugisaki1, Hideto Matsuoka1, Kazuo Toyota1,

Daisuke Shiomi1, Nico M. Bonanno2, Alan. J. Lough3, Martin T. Lemaire2,

Kazunobu Sato1, Takeji Takui1

1 Graduate School of Science, Osaka City University; 2Department of

Chemistry, Brock University; 3Department of Chemistry, University of Toronto

P221 Excited-state dynamics of naphthalene diimide derivatives

○Yuki Shibano1, Yuki Kanzaki1, Ikuko Akimoto2, Hideto Matsuoka1

1 Graduate School of Science, Osaka City University; 2Faculty of Systems

Engineering, Wakayama University

P222 Measurement of the quenching kinetics of FAD by amino acids studied

by magnetic field switching experiments.

○Taichi Sato 1, Akihiro Sakashita 1, Lewis M. Antill1, Kiminori Maeda 1

1Graduate School of Science and Engineering, Saitama University

P223 Dissociation Mechanism of Multiexciton generated by Singlet Fission in

Thin Films

○Saki Matsuda 1, Shinya Oyama1, Takashi Tachikawa 1,2, Yasuhiro Kobori 1,2

1Grad. Sch. Sci., Kobe Univ.; 2Mol. Photosci. Res. Center, Kobe Univ.

P224 Spin-Trapping Analysis for Thermal Degradation Mechanism of

Poly(vinyl alcohol)

○Tomoki Hayashi1，Kenji Kinashi2，Wataru Sakai2，Naoto Tsutsumi2，

Ayaka Fujii3・Seisuke Inada3 1Grad. Sch. of Sci. & Tech.; 2Fac. Mat. Sci. Eng., Kyoto Ins. Tech.; 3Kuraray

P225 Yield of radicals produced in sugars by irradiation (1)

○Seiko Nakagawa

Tokyo Metropolitan Industrial Technology Research Institute

P226 Reaction between stable nitroxide radicals and Trolox in basic solution

○Akira Nakajima1, A. Nagano2, Y. Sakurai3, K. Tajima3 1 Frontier Sci. Res. C., University of Miyazaki; 2 Fac. Med., University of

Miyazaki; 3 Dept. Mol. Chem., Kyoto Institute of Technology

P227 Stopped-flow ESR and optical absorption study for mechanisms of the

redox reaction between superoxide anion radical and gallocatechin

derivatives in DMSO

○Ryota Nakano, Takashi Ohta, Keiko Kuwabara, Yasuhiro Sakurai,

Yusuke Miyake, Kenji Kanaori, Kunihiko Tajima

Department of Molecular Chemistry, Kyoto Institute of Technology

P228 Room Temperature Measurement of Time-Resolved EPR Generated

by Singlet Fission in Thin Films

○Takaaki Nagatomo 1・Saki Matsuda 2・Morihiko Hamada 3・Yasuhiro Kobori 1,3

1Kobw Univ.; 2 Grad. Sch. Sci., Kobe Univ.; 3Mol. Photosci. Res. Center, Kobe

Univ.

P229 Radical Analysis for Degradation of Sulfur Crosslinking of Rubber

Materials

○Togo Saito 1，Kenji Kinashi 2，Wataru Sakai 2，Naoto Tsutsumi 2

1Grad. Sch. of Sci. & Tech., Kyoto Inst. of Tech., 2Fac. of Mat. Sci. & Eng.,

Kyoto Inst. of Tech.,

P230 Photoinduced charge dynamics in P3HT:PC70BM blend film studied by

time resolved EPR method

○Shinya Oyama 1, Hiroki Nagashima 2, Morihiko Hamada 2,

Tomokazu Umeyama 3, Takashi Tachikawa 1,2, Hiroshi Imahori 3,

Yasuhiro Kobori 1,2 1Grad. Sch. Sci., Kobe Univ.; 2Mol. Photosci. Res. Center, Kobe Univ.; 3AGrad.

Sch. Eng., Kyoto Univ.

P231 Time-resolved EPR spectra of Heteroleptic dinuclear Cu(I) complexes

○Sho Hashimoto1, Motoko Asano1, Takeshi Kodama2, Michihiro Nishikawa3,

Taro Tsubomura3, Hiroyuki Takeda4, Osamu Ishitani5

1Grad. Sch. of Sci. and Tech., Gunma Univ.; 2Dept. of Chem., Tokyo

Metropolitan Univ.; 3Dept. of Matl. and Life Sci., Seikei Univ.; 4ReCAP, Osaka

City Univ.;5 Sch. Sci., Tokyo Institute of Technology

P232 Spin-Trapping Analysis for Degradation Mechanism of Polyurethane

○Masaki Fujinami1，Kenji Kinashi2，Wataru Sakai2，Naoto Tsutsumi2 1Graduate School of Science & Technology; 2Faculty of Materials Science &

Engineering, Kyoto Institute of Technology

P233 Synthesis of a probe for analysis hydration environment in the vicinity

of phospholipid vesicle by using dynamic nuclear polarization NMR

○Gyeorye Lee1・Yoshiyuki Kageyama2・Sadamu Takeda2

1Grad. Sch. Chem. Sci. Eng., Hokkaido Univ., 2Fac. Sci., Hokkaido Univ.

P234 Examination of magnetic field effect measurement of triplet fusion up

to 10 T

○Yuta Shinohara, Tomoaki Yago, Wakasa Masanobu

Graduate School of Science and Engineering, Saitama University

P235 Synthesis of Phthalocyanine analogues Metal Complexes Fused by Spin

Localized Nitroxide Unit and Their Physicochemical Properties

○Ryo Ishihara, Ryo Tsuchiya, Youhei Miura, Naoki Yoshioka

Faculty of Science and Technology, Keio University

P236 Spectroscopic analysis of the thermal degradation and discoloration of

fluorine resins

○Yoji Yamaguchi, Takatoshi Sawai, Mariko Tokuoka, Ryoichi Kumazawa

Toray Research Center, Inc.

P237 Magnetophotoselection study on the efficient generation of the quintet

state TT-pair

○Hiroki Nagashima1, Yasunori Matsui2,3, Shuhei Kawaoka2,

Seiji Akimoto4,Takashi Tachikawa1,4, Hiroshi Ikeda2,3 and Yaushiro Kobori1,4

1Mol. Photosci., Kobe Univ.; 2Grad. Sch. Eng., Osaka Pref. Univ.; 3RIMED,

Osaka Pref. Univ.; 4Grad. Sch. Sci., Kobe Univ.,

P238 Electronic State of Oligoradical Derivatives Using Verdazyl Unit as Spin

Center

○Ryoko Sekiguchi, Takuho Sato, Riku Oshima，Youhei Miura, Naoki Yoshioka

Faculty of Science and Technology, Keio University

P239 Functional expression and reaction mechanism of light-stabilizer

(HALS) in coating films

○Kenji Komaguchi 1, Mitsuyoshi Kawabe 2，Masaya Minato 2,

Shinjiro Hayakawa 1

1Grad. Sch. of Eng., Hiroshima Univ.; 2Mazda Motor Corp.

P240 Static Magnetization Detected ESR Spectroscopy with Circularly

Polarized Q-band Microwave

○Daisuke Shiomi, Kazunobu Sato, and Takeji Takui

Graduate School of Science, Osaka City University

P241 A novel method for rate constant measurement of radical addition

reactions utilizing inversion recovery observation of spin-polarized

radicals

○Hiroki Hirano,1 Hirona Takahashi,2 and Akio Kawai1

1Graduated School of Science, Kanagawa University・ 2Department of

Chemistry, Okayama University of Science

P242 Spin-Trapping Analysis for Photodegradation Reaction Mechanism of

Polymer Materials

○Kohei Uno1，Kenji Kinashi2，Wataru Sakai2，Naoto Tsutsumi2

1Grad. Sch. of Sci. & Tech., Kyoto Inst. of Tech., 2Fac. of Mat. Sci. & Eng.,

Kyoto Inst. of Tech.,

P243 Interphase charge transfer between anatase and rutile crystals in

highly active TiO2 photocatalysts

○Kohei Hase 1, Shota Takabuchi 1, Kenji Komaguchi1, Shinjiro Hayakawa1,

Yusuke Ide2

1Grad. Sch. of Eng., Hiroshima Univ.; 2MANA

P244 Solvent dependent triplet quenching and generation of electron spin

polarization in xanthene type dye and TEMPO radical systems

○Ryuya Teraoka1・Hirona Takahashi2・Akio Kawai1

1Graduated School of Science., Kanagawa Univ.; 2Department of Chemistry,

Okayama University of Science

P245 Consideration of volume measurement of mouse cell as studied by ESR

spectroscopy

○Takatoshi Sawai, Masaru Nakada, Yoji Yamaguchi

Toray Research Center, Inc.

P246 Study on Production of Sulfite-derived Radicals in Colons of Mice with

DSS-induced Colitis

○Keiji Yasukawa1, Taiki Sato1, Kota Matsuo1, Masahiro Iwasaki1, Xin Tun2,

Susumu Koyama1

1Fac. of Pharm. Sci., Daiichi Univ.; 2Med. Inst. of Bioreg., Kyushu Univ.

P247 Development of a CW-EPR-based method of pH/pO2 simultaneous

imaging

○Akihiro Taguchi 1, Stephen De Vience2,

Benoit Driesschaert2, Valery V. Khramtsov2, Hiroshi Hirata 1

1Grad. Sch. of Info. Sci. & Tech., Hokkaido Univ.; 2Dept. of Biochemistry and

In Vivo Multifunctional Magnetic Resonance center, Wese Virginia University

P248 Detection of liposomal membrane damage by UV-irradiation in the

presence of ketoprofen

○Shoko Okazaki, Nozomi Miyase, Runa Arita, Rui Yamada, Keizo Takeshita

Faculty of Pharmaceutical Sciences, Sojo University

P249 In vivo Redox metabolic imaging of NASH model mice using DNP-MRI

and its redox analysis by ESR

○Fuminori Hyodo 1、Shinichi Shoda 1、Takashi Mori 2、Masaki Takasu 2、

Hinako Eto 3、Tomoko Nakaji 4、Tatsuya Naganuma 4、Hiroyuki Tomita 1、

Masaharu Murata 3、Masayuki Matsuo 1

1School of Medicine Gifu Univ., 2 Graduate school of Applied Biological

Sciences Gifu Univ., 3Center for Advanced Medical Innovation, Kyushu Univ., 4Japan Redox Inc.

P250 Evaluation of reconstructed images with 750-MHz CW-EPR-based

compressed sensing

○Kota Kimura, Hiroshi Hirata

Graduate School of information Science and Technology, Hokkaido University

P251 Investigation of Endogenous Radical in Pigment of Plant Seeds

○Kouichi NAKAGAWA, Division of Regional Innovation, Hirosaki University

P252 Noise characteristics of a 750-MHz electronically tunable resonator for

electron paramagnetic resonance spectroscopy

○Ririko Nakaoka, Hiroshi Hirata

Grad. Sch. of Info. Sci. & Tech., Hokkaido Univ.

P253 Development of an L-band rapid scan EPR digital spectrometer

〇Tomoya Otsuki, Kentaro Tsuji, Hideo Sato-Akaba

Graduate School of Engineering Science, Osaka University

P254 Optimization of flat NMR coils for millimeter-wave double magnetic

resonance measurements

○Tomoki Oida,1 T. Omija,1 T. Oura,1 Y. Ishikawa,1 Y. Fujii,1 S. Mitsudo,1

E. Kobayashi,2 H. Kikuchi3

1Research Center for Development of Far-Infrared Region, Univ. of Fukui; 2Technical Division, Faculty of Engineering, Univ. of Fukui; 3Dept. of Applied

Phys., Univ. of Fukui

P255 Design of a static field magnet for biological EPR imaging

○Yuki Okada, Kentaro Tsuji, Hideo Sato-Akaba Graduate School of Engineering Science, Osaka University

P256 Development of multi-channel array coil used for EPR excitation in

OMRI to expand visualization area

○Ayano Enomoto , Kazuhiro Ichikawa

Faculty of Pharmaceutical Sciences, Nagasaki International University