Basic Information

Email Address

• Email Address

  ota.wataru.8zkyoto-u.ac.jp

Professional Memberships

• To Present

  化学史学会
• To Present

  日本コンピューター化学会
• To Present

  日本セラミックス協会
• To Present

  理論化学会
• To Present

  日本化学会

Academic Degree

• 23 Mar. 2017

  京都大学修士（工学）
• 23 Jan. 2024

  京都大学博士（工学）

Academic Resume (Graduate Schools)

• 京都大学, 大学院工学研究科修士課程分子工学専攻, 修了
• 京都大学, 大学院工学研究科博士後期課程分子工学専攻, 研究指導認定退学
• 京都大学, 大学院工学研究科博士後期課程分子工学専攻, 修了

Academic Resume (Undergraduate School/Majors)

• 同志社大学, 理工学部化学システム創成工学科, 退学

ID,URL

• ORCID ID

  0000-0002-8044-487X

• J-Global ID

  202401007000315869

researchmap URL

• https://researchmap.jp/ota0107

Research

Papers

• Anti-Kasha fluorescence and persistent room-temperature phosphorescence from a nearly flat non-symmetric polycyclic hydrocarbon

  Monike da Silva Kutz; Carolina Francener; Wataru Ota; Manuela Santos Corrêa; Daniel Crane; Emiko Fujiwara; Tohru Sato; Ivan H. Bechtold; Andrew P. Monkman; Eduard Westphal; Harald Bock

  Nature Communications, 02 Oct. 2026

  
• Synthesis and Properties of Multi-substituted Carbazole-Dendronized Luminescent Radicals

  Xiaotian Rui; Wataru Ota; Tohru Sato; Minori Furukori; Hikaru Ishii; Takuya Hosokai; Keiko Yamaoka; Emiko Fujiwara; Kenshiro Matsuda; Andrew P Monkman; Ken Albrecht

  Polymer Chemistry, 19 Aug. 2026, Peer-reviewed

  
• Simultaneous enhancement of photoluminescence efficiency and photostability in diphenylpyridylmethyl radicals by pentaphenylphenyl substitution

  Yohei Hattori; Wataru Ota; Emiko Fujiwara; Kingo Uchida; Tohru Sato; Gwénaël Rapenne

  Chemical Science, 11 Aug. 2026, Peer-reviewed, Corresponding author

  
• Orbitals of Molecular Ligands Control the Luminescent Excited States of Gold Clusters

  Takumi Nawata; Wataru Ota; Tohru Sato; Masanori Sakamoto

  The Journal of Physical Chemistry C, 04 Jun. 2026, Peer-reviewed

  
• Luminescent Donor‐Acceptor Radical With Propeller Chirality: Bright and Photostable Red Circularly Polarized Luminescence and Whispering Gallery Mode Resonance

  Kazuhiro Nakamura; Kenshiro Matsuda; Kosuke Anraku; Keiko Yamaoka; Taisuke Matsumoto; Fumitaka Ishiwari; Takeaki Zaima; Wataru Ota; Emiko Fujiwara; Tohru Sato; Yoshitaka Inoue; Soh Kushida; Yohei Yamamoto; Takuya Hosokai; Ken Albrecht

  Angewandte Chemie International Edition, 24 Apr. 2026, Peer-reviewed

  
• Vibronic coupling of competing internal conversion and intersystem crossing in xanthone

  Takeaki Zaima; Wataru Ota; Tatsuhisa Kato; Tohru Sato

  The Journal of Chemical Physics, 09 Mar. 2026, Peer-reviewed

  
• Electronic Structure of Palladium Oxide Calculated Using the DFT+U+V Method

  Akihisa ISHIKAWA; Wataru OTA; Tohru SATO

  Journal of Computer Chemistry, Japan -International Edition, 06 Mar. 2026, Peer-reviewed

  
• Mechanistic Origin of Photodegradation and Impurity Effects in Donor–Acceptor Luminescent Radicals

  Takuya Hosokai; Wataru Ota; Kenshiro Matsuda; Hikaru Ishii; Amane Niwa; Yasuo Nakayama; Keisuke Nakamura; Daiki Asakawa; Emiko Fujiwara; Tohru Sato; Ken Albrecht

  Advanced Optical Materials, 30 Jan. 2026, Peer-reviewed

  
• Modulation of the Dihedral Angle in Donor‐Functionalized Tris (2, 4, 6‐Trichlorophenyl) Methyl Radical‐Carbazole Dyads

  Kenshiro Matsuda; Haruto Fukutsuka; Wataru Ota; Emiko Fujiwara; Taisuke Matsumoto; Kosuke Anraku; Kazuhiro Nakamura; Takuya Hosokai; Tohru Sato; Ken Albrecht

  Advanced Optical Materials, 01 Sep. 2025, Peer-reviewed

  
• Epitaxial Domain of Pd Oxide with a Superperiodic Structure Formed on Sr₃Ti₂O₇: A Promising Environmental Catalyst for Exhaust Gas Purification

  Saburo Hosokawa; Wataru Ota; Toyokazu Tanabe; Kosei Shingai; Chikara Watanabe; Hiroyuki Asakura; Shunya Onishi; Laetitia-Eiko Xerri; Hiroshi Yoshida; Masato Machida; Kentaro Teramura; Tohru Sato; Tsunehiro Tanaka

  Journal of Materials Chemistry A, 29 Jul. 2025, Peer-reviewed

  
• Orbital Hybridization of π-Conjugated Ligands with Atomically Precise Metal Clusters for Enhanced Two-Photon Absorption

  Masanori Sakamoto; Yoshiyuki Mizuhata; Wataru Ota; Tatsuki Konishi; Hirokazu Tahara; Kenji Kamada; Tohru Sato

  Journal of the American Chemical Society, 29 Jun. 2025, Peer-reviewed

  
• Electron–electron repulsion in carbazole oligomer-attached tris (2,4,6-trichlorophenyl) methyl radicals

  Kenshiro Matsuda; Wataru Ota; Keiko Yamaoka; Kosuke Anraku; Emiko Fujiwara; Kazuhiro Nakamura; Takuya Hosokai; Tohru Sato; Ken Albrecht

  The Journal of Chemical Physics, 22 Apr. 2025, Peer-reviewed

  
• Magnetic Circular Dichroism of Luminescent Triarylmethyl Radicals

  Yohei Hattori; Daiya Suzuki; Wataru Ota; Tohru Sato; Gwénaël Rapenne; Yoshitane Imai

  The Journal of Physical Chemistry Letters, 14 Nov. 2024, Peer-reviewed, Corresponding author

  
• Synthesis of substituent-free dioxadiaza[8]circulene to investigate intermolecular interactions and photophysical properties

  Aoi Nakagawa; Wataru Ota; Takumi Ehara; Yusuke Matsuo; Kiyoshi Miyata; Ken Onda; Tohru Sato; Shu Seki; Takayuki Tanaka

  Chemical Communications, 06 Nov. 2024, Peer-reviewed

  
• Ion-pairing assemblies of anion-responsive helical Pt^II complexes

  Yohei Haketa; Maho Kawami; Wataru Ota; Tohru Sato; Hiromitsu Maeda

  Organic Chemistry Frontiers, 02 Oct. 2024, Peer-reviewed

  
• Enhanced solid-state phosphorescence of organoplatinum π-systems by ion-pairing assembly

  Yohei Haketa; Kaifu Komatsu; Hiroi Sei; Hiroki Imoba; Wataru Ota; Tohru Sato; Yu Murakami; Hiroki Tanaka; Nobuhiro Yasuda; Norimitsu Tohnai; Hiromitsu Maeda

  Chemical Science, 2024, Peer-reviewed

  
• Intersystem crossing as vibronically induced phonon emission and absorption processes: a unified view of nonradiative transitions in a molecule

  Wataru Ota; Motoyuki Uejima; Naoki Haruta; Tohru Sato

  Bulletin of the Chemical Society of Japan, 19 Dec. 2023, Peer-reviewed, Lead author

  
• Spontaneous-Symmetry-Breaking Charge Separation Induced by Pseudo-Jahn–Teller Distortion in Organic Photovoltaic Material

  Takeaki Zaima; Wataru Ota; Naoki Haruta; Motoyuki Uejima; Hideo Ohkita; Tohru Sato

  The Journal of Physical Chemistry Letters, 25 Oct. 2023, Peer-reviewed

  
• Localised surface plasmon resonance inducing cooperative Jahn–Teller effect for crystal phase-change in a nanocrystal

  Masanori Sakamoto; Masaki Hada; Wataru Ota; Fumihiko Uesugi; Tohru Sato

  Nature Communications, 31 Jul. 2023, Peer-reviewed

  
• Role of Vibronic Couplings and Energy Gap in the Internal Conversion Process of a Molecule

  Wataru Ota; Motoyuki Uejima; Tohru Sato

  Bulletin of the Chemical Society of Japan, 24 May 2023, Peer-reviewed, Lead author

  
• Carbazole‐Dendronized Luminescent Radicals

  Rui Xiaotian; Wataru Ota; Tohru Sato; Minori Furukori; Yasuo Nakayama; Takuya Hosokai; Eri Hisamura; Kazuhiro Nakamura; Kenshiro Matsuda; Kohei Nakao; Andrew P. Monkman; Ken Albrecht

  Angewandte Chemie International Edition, 18 Apr. 2023, Peer-reviewed

  
• The simplest structure of a stable radical showing high fluorescence efficiency in solution: benzene donors with triarylmethyl radicals

  Yohei Hattori; Ryota Kitajima; Wataru Ota; Ryota Matsuoka; Tetsuro Kusamoto; Tohru Sato; Kingo Uchida

  Chemical Science, 2022, Peer-reviewed

  
• An Open-shell, Luminescent, Two-Dimensional Coordination Polymer with a Honeycomb Lattice and Triangular Organic Radical

  Shun Kimura; Motoyuki Uejima; Wataru Ota; Tohru Sato; Shinpei Kusaka; Ryotaro Matsuda; Hiroshi Nishihara; Tetsuro Kusamoto

  Journal of the American Chemical Society, 15 Mar. 2021, Peer-reviewed

  
• Phase evolution of electrochemically potassium intercalated graphite

  Hiroo Onuma; Kei Kubota; Shotaro Muratsubaki; Wataru Ota; Maxim Shishkin; Hirofumi Sato; Koichi Yamashita; Satoshi Yasuno; Shinichi Komaba

  Journal of Materials Chemistry A, 2021, Peer-reviewed

  
• A theoretical investigation into the role of catalyst support and regioselectivity of molecular adsorption on a metal oxide surface: NO reduction on Cu/γ-alumina

  Wataru Ota; Yasuro Kojima; Saburo Hosokawa; Kentaro Teramura; Tsunehiro Tanaka; Tohru Sato

  Physical Chemistry Chemical Physics, 2021, Peer-reviewed, Lead author

  
• Origin of aggregation-induced enhanced emission: role of pseudo-degenerate electronic states of excimers formed in aggregation phases

  Wataru Ota; Ken Takahashi; Kenji Higashiguchi; Kenji Matsuda; Tohru Sato

  Journal of Materials Chemistry C, 2020, Peer-reviewed, Lead author

  
• Model building of metal oxide surfaces and vibronic coupling density as a reactivity index: Regioselectivity of CO2 adsorption on Ag-loaded Ga2O3

  Yasuro Kojima; Wataru Ota; Kentaro Teramura; Saburo Hosokawa; Tsunehiro Tanaka; Tohru Sato

  Chemical Physics Letters, Jan. 2019, Peer-reviewed

  
• Applications of Vibronic Coupling Density

  Wataru Ota; Tohru Sato

  Journal of Physics: Conference Series, 17 Dec. 2018, Peer-reviewed, Lead author

  
• Near infrared light induced plasmonic hot hole transfer at a nano-heterointerface

  Zichao Lian; Masanori Sakamoto; Hironori Matsunaga; Junie Jhon M. Vequizo; Akira Yamakata; Mitsutaka Haruta; Hiroki Kurata; Wataru Ota; Tohru Sato; Toshiharu Teranishi

  Nature Communications, 13 Jun. 2018, Peer-reviewed

  
• Regioselectivity of H2 Adsorption on Ga2O3 Surface Based on Vibronic Coupling Density Analysis

  Wataru OTA; Kentaro TERAMURA; Saburo HOSOKAWA; Tsunehiro TANAKA; Tohru SATO

  Journal of Computer Chemistry, Japan, 2018, Peer-reviewed, Lead author

  

Presentations

• Herzberg–Teller Effect as a Phonon-Assisted Optical Transition

  Wataru Ota; Takeaki Zaima; Takumi Yagi; Tatsuhisa Kato; Tohru Sato

  International Conference on Science and Technology of Synthetic Electronic Materials 2026, 21 Jul. 2026

  
• 振電相互作用理論の基礎から応用

  大田 航

  産業応用のための基礎化学講座, 04 Feb. 2026

  
• 振電相互作用理論の基礎から応用

  大田 航

  九州大学先導物質化学研究所講演会, 19 Jan. 2026

  
• Two-Photon Absorption of an Atomically Precise Gold Cluster Coordinated by Naphthalenethiol Ligands

  Wataru Ota; Masanori Sakamoto; Tohru Sato

  Optical Probes 2025, 22 Sep. 2025

  
• Relation between Electron-Electron Repulsion and Emission Wavelength

  Wataru Ota

  Workshop on Spin-Related Optical Probes, 21 Sep. 2025

  
• 凝縮系の電子格子相互作用

  大田 航

  第5回 理論化学若手セミナー, 17 Mar. 2025

  
• 輻射・無輻射遷移の量子化学

  大田 航

  第332回分子工学コロキウム, 16 Dec. 2024

  
• Radiative and Nonradiative Transitions as Photon and Phonon Cooperative Processes

  Wataru Ota; Tohru Sato

  14th International Conference on Electroluminescence and Optoelectronic Devices, 14 Nov. 2024

  
• 不均一系触媒表面上での化学吸着反応

  大田 航

  表面化学技術者のための実践基礎講習, 05 Nov. 2024

  
• Nonradiative Transitions as Vibronically Induced Phonon Emission and Absorption Processes

  Wataru Ota; Motoyuki Uejima; Naoki Haruta; Tohru Sato

  International Conference on Science and Technology of Synthetic Electronic Materials 2024, 25 Jun. 2024

  

Books and Other Publications

• Photosynergetic Responses in Molecules and Molecular Aggregates

  Wataru Ota; Tohru Sato, Contributor, pp.79-92

  Springer, 07 Sep. 2021

  Find Kyoto University's collection of books :

  

Industrial Property Rights

• 特開2025-176641, 特願2024-082926, 二光子吸収材料

  佐藤 徹; 坂本 雅典; 大田 航

  
• 特開2023-156534, 特願2020-135008, 化合物、発光材料および有機発光素子

  佐藤 徹; 大田 航; 平 翔太; 上島 基之; 藤原 絵美子; 坂上 恵

  
• 特開2023-022342, 特願2020-015129, 化合物、発光材料および有機発光素子

  佐藤 徹; 大田 航; 平 翔太; 上島 基之; 坂上 恵; 佐藤 忠久

  
• 特開2023-020571, 特願2021-125999, 化合物、発光材料および有機発光素子

  佐藤 徹; 大田 航; 藤原 絵美子; 平 翔太; 平岡 拓; 坂上 恵; 坂本 雅典

  
• 特開2023-007515, 特願2019-222973, 発光材料、有機発光素子および化合物

  佐藤 徹; 大田 航; 平 翔太; 上島 基之; 坂上 恵; 佐藤 忠久

  
• 特開2022-039781, 特願2020-144967, 発光材料、有機無機ハイブリッド発光素子およびディスプレイ

  佐藤 徹; 坂本 雅典; 春田 直毅; 大田 航; 平岡 拓

  

Awards

• 15 Jun. 2023

  日本化学会BSCJ賞

Education

Teaching subject(s)

• From 01 Apr. 2026, To 31 Mar. 2027

  Physical Chemistry(Quantum and Micro)

  H949, Spring, Graduate School of Engineering, 1.5