Introduction


Tetsuro KUSAMOTO, Associate professor

Name

Tetsuro KUSAMOTO

Birth

March 8,1981

Degree

Doctor of Science, The University of Tokyo, 2010

Education

2003 Bachelor of Science, Department of Chemistry, The University of Tokyo
2005 Master of Science, Graduate School of Chemistry, The University of Tokyo
2010 Doctor of Science, Graduate School of Chemistry, The University of Tokyo

Career

2005-2007 Sony Corporation, Materials Laboratories
2007-2010 JSPS Research Fellowship for Young Scientists (DC1)
2010-2011 Postdoctoral Researcher, Condensed Molecular Materials Laboratory, RIKEN
2011-2012 Special Postdoctoral Researcher, Condensed Molecular Materials Laboratory, RIKEN
2012-2013 Project Assistant Professor, Department of Chemistry, Graduate School of Science, the University of Tokyo
2013-2018 Assistant Professor, Department of Chemistry, Graduate School of Science, the University of Tokyo
2019-2023 Associate Professor, Department of Life and Coordination-Complex Molecular Science, Institute for Molecualr Science
2023- Professor, Division of Frontier Materials Science, Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University

Awards

  • 2019 JSCC Research Encouragement Award
  • 2010 Research Award, Graduate School of Science, the University of Tokyo
  • 2006 BCSJ Award, The Chemical Society of Japan

Selected publications

Full publication list: ORCID
  1. Tetsuro Kusamoto*, Chie Ohde, Shiori Sugiura, Satoshi Yamashita,* Ryota Matsuoka, Taichi Terashima, Yasuhiro Nakazawa, Hiroshi Nishihara,* and Shinya Uji*
    "An Organic Quantum Spin Liquid with Triangular Lattice: Spinon Fermi Surface and Scaling Behavior"
    Bull. Chem. Soc. Jpn. 2022, 95, 306-313. → link
  2. Ryota Matsuoka,* Shojiro Kimura, and Tetsuro Kusamoto*
    "Solid-State Room-Temperature Near-Infrared Photoluminescence of a Stable Organic Radical"
    ChemPhotoChem 2021, 5, 669-673. → link
  3. Shun Kimura, Ryota Matsuoka, Shojiro Kimura, Hiroshi Nishihara, and Tetsuro Kusamoto*
    "Radical-Based Coordination Polymers as a Platform for Magnetoluminescence"
    J. Am. Chem. Soc. 2021, 143, 5610-5615. → link
  4. Shun Kimura, Motoyuki Uejima, Wataru Ota, Tohru Sato, Shinpei Kusaka, Ryotaro Matsuda, Hiroshi Nishihara*, and Tetsuro Kusamoto*
    "An Open-shell, Luminescent, Two-Dimensional Coordination Polymer with a Honeycomb Lattice and Triangular Organic Radical"
    J. Am. Chem. Soc. 2021, 143, 4329-4338. → link
  5. Ryota Matsuoka, Tatsuhiro Yoshimoto, Yasutaka Kitagawa, and Tetsuro Kusamoto*
    "Structural and Magnetic Studies on Nickel(II) and Cobalt(II) Complexes with Polychlorinated Diphenyl(4-pyridyl)methyl Radical Ligands"
    Molecules 2021, 26, 5596. → link
  6. Shun Kimura, Shojiro Kimura, Ken Kato, Yoshio Teki*, Hiroshi Nishihara*, and Tetsuro Kusamoto*
    "A ground-state-dominated magnetic field effect on the luminescence of stable organic radicals"
    Chem. Sci. 2021, in press. → link
  7. Shun Kimura, Shojiro Kimura, Hiroshi Nishihara*, and Tetsuro Kusamoto*
    "Excimer emission and magnetoluminescence of radical-based zinc(II) complexes doped in host crystals"
    Chem. Commun. 2020, 56, 11195-11198. → link
  8. Chie Ohde, Tetsuro Kusamoto*, and Hiroshi Nishihara*
    "Effects of halogen atom replacement on the structure and magnetic properties of a molecular crystal with supramolecular two-dimensional network mediated via sulfur's σ-holes"
    J. Magn. Magn. Mater. 2020, 497, 165986. → link
  9. Shun Kimura, Hikaru Uchida, Tetsuro Kusamoto*, and Hiroshi Nishihara*
    "One-dimensional magnetic chain composed of CuII and polychlorinated dipyridylphenylmethyl radical: temperature-dependent Jahn-Teller distortion correlated to π-conjugation and magnetic properties"
    Dalton Trans. 2019, in press. →link
  10. Akira Tanushi, Shun Kimura, Tetsuro Kusamoto*, Moe Tomonaga, Yasutaka Kitagwa, Masayoshi Nakano, and Hiroshi Nishihara*
    "NIR Emission and Acid-Induced Intramolecular Electron Transfer Derived from a SOMO-HOMO Converted Non-Aufbau Electronic Structure"
    J. Phys. Chem. C 2019, 123, 4417-4423. →link
  11. Ken Kato, Shun Kimura, Tetsuro Kusamoto*, Hiroshi Nishihara*, and Yoshio Teki*
    "Luminescent Radical‐Excimer: Excited‐State Dynamics of Luminescent Radicals in Doped Host Crystals"
    Angew. Chem. Int. Ed. 2019, 58, 2606-2611. →link
  12. Tetsuro Kusamoto* and Hiroshi Nishihara*
    "Efficiency breakthrough for radical LEDs"
    Nature 2018, 563, 480-481. NEWS AND VIEWS →link
  13. Shun Kimura, Tetsuro Kusamoto*, Shojiro Kimura, Ken Kato, Yoshio Teki, and Hiroshi Nishihara*
    "Magnetoluminescence in a Photostable, Brightly Luminescent Organic Radical in a Rigid Environment"
    Angew. Chem. Int. Ed. 2018, 57, 12711-12715. →link →Inside cover
  14. Shun Kimura, Akira Tanushi, Tetsuro Kusamoto*, Shuntaro Kochi, Tohru Sato, and Hiroshi Nishihara*
    "A Luminescent Organic Radical with Two Pyridyl Groups: High Photostability, Dual Stimuli-Responsive Property, and Theoretical Analyses of Photophysical Processes"
    Chem. Sci. 2018, 9, 1996-2007. →link
  15. Yohei Hattori, Shun Kimura, Tetsuro Kusamoto*, Hiroaki Maeda, and Hiroshi Nishihara*
    "Cation-responsive turn-on fluorescence and absence of heavy atom effects of pyridyl-substituted triarylmethyl radicals"
    Chem. Commun. 2018, 54, 615-618. →link
  16. Chie Ohde, Tetsuro Kusamoto*, Koji Nakabayashi, Shin-ichi Ohkoshi, Hiroshi Nishihara*
    "Supramolecular Two-Dimensional Network Mediated via Sulfur's σ-Holes in a Conducting Molecular Crystal: Effects of Its Rigidity on Physical Properties and Structural Transition"
    Cryst. Growth Des. 2017, 17, 2230-2210. →link
  17. Yasuyo Ogino, Tetsuro Kusamoto*, Yohei Hattori, Masaki Shimada, Mizuho Tsuchiya, Yoshinori Yamanoi, Eiji Nishibori, Kunihisa Sugimoto, Hiroshi Nishihara*
    "Solvent-Controlled Doublet Emission of an Organometallic Gold(I) Complex with a Polychlorinated Diphenyl(4-pyridyl)methyl Radical Ligand: Dual Fluorescence and Enhanced Emission Efficiency"
    Inorg. Chem. 2017, 56, 3909-3915. →link
  18. Yohei Hattori, Tetsuro Kusamoto*, Tohru Sato, Hiroshi Nishihara*
    "Synergistic Luminescence Enhancement of a Pyridyl-substituted Triarylmethyl Radical Based on Fluorine Substitution and Coordination to Gold"
    Chem.Comm. 2016, 52, 13393-13396. →link
  19. Tetsuro Kusamoto*, Shun Kimura, Yasuyo Ogino, Chie Ohde, Hiroshi Nishihara*
    "Modulated Luminescence of a Stable Open-shell Triarylmethyl Radical: Effects of Chemical Modification on its Electronic Structure and Physical Properties"
    Chem. Eur. J. 2016, 22, 17725-17733. →link
  20. Tetsuro Kusamoto*, Shun Kimura, Hiroshi Nishihara*
    "Structural and Magnetic Investigations of a Heterospin System Composed of High-spin Mn(II) and Pyridyl-containing Triarylmethyl Radicals"
    Chem Lett. 2016, 45, 1057-1059. →link
  21. Yohei Hattori, Tetsuro Kusamoto*, Hiroshi Nishihara*
    "Highly Photostable Luminescent Open-shell (3,5-Dihalo-4-pyridyl)bis(2,4,6-trichlorotrichlorophenyl)methyl Radicals: Significant Effects of Halogen Atoms on Their Photophysical and Photochemical Properties"
    RSC Adv. 2015, 5, 64802-64805. →link
  22. Akira Tanushi, Tetsuro Kusamoto*, Yohei Hattori, Kenji Takada, Hiroshi Nishihara*
    "Spin-Reconstructed Proton-Coupled Electron Transfer in a Ferrocene-Nickeladithiolene Hybrid"
    J. Am. Chem. Soc. 2015, 137, 6448-6451. →link
  23. Tetsuro Kusamoto*, Yohei Hattori, Akira Tanushi, Hiroshi Nishihara*
    "Intramolecular Ferromagnetic Radical-CuII Coupling in a CuII Complex Ligated with Pyridyl-Substituted Triarylmethyl Radicals"
    Inorg. Chem. 2015, 54, 4186-4188. →link
  24. Yohei Hattori, Tetsuro Kusamoto*, Hiroshi Nishihara*
    "Enhanced Luminescent Properties of an Open-Shell (3,5-Dichloro-4-pyridyl)bis(2,4,6-trichlorophenyl)methyl Radical by Coordination to Gold"
    Angew. Chem. Int. Ed 2015, 54, 3731-3734. →link
  25. Yohei Hattori, Tetsuro Kusamoto*, Hiroshi Nishihara*
    "Luminescence, Stability, and Proton Response of an Open-Shell (3,5-Dichloro-4-pyridyl)bis(2,4,6-trichlorophenyl)methyl Radical"
    Angew. Chem. Int. Ed 2014, 53, 11845-11848. →link
  26. Tetsuro Kusamoto*, Hiroshi Nishihara, Reizo Kato
    "Substituent-Dependent Spin-Density Distribution and Coexistence of Fe 3d and π Spins on Ferrocene-Tetrathiafulvalene Hybrids"
    Inorg. Chem. 2013, 52, 13809-13811. →link
  27. Tetsuro Kusamoto*, Hiroshi M. Yamamoto, Reizo Kato
    "Utilization of σ-Holes on Sulfur and Halogen Atoms for Supramolecular Cation-Anion Interactions in Bilayer Ni(dmit)2 Anion Radical Salts"
    Cryst. Growth Des. 2013, 13, 4533-4541. →link
  28. Tetsuro Kusamoto*, Hiroshi M. Yamamoto, Naoya Tajima, Yugo Oshima, Satoshi Yamashita, Reizo Kato
    "Bilayer Mott System with Cation…Anion Supramolecular Interactions Based on Nickel Dithiolene Anion Radical:Coexistence of Ferro- and Antiferromagnetic Anion Layers and Large Negative Magnetoresistance"
    Inorg. Chem. 2013, 52, 4759-4761. →link
  29. Tetsuro Kusamoto, Kenji Takada, Ryota Sakamoto, Shoko Kume, Hiroshi Nishihara*
    "Ferrocene-Dithiolene Hybrids: Control of Strong Donor-Acceptor Electronic Communication to Reverse the Charge Transfer Direction"
    Inorg. Chem. 2012, 51, 12102-12113. (selected as a cover art) →link
  30. Tetsuro Kusamoto,* Hiroshi M. Yamamoto, Naoya Tajima, Yugo Oshima, Satoshi Yamashita, Reizo Kato
    "Bilayer Mott System Based on Ni(dmit)2 (dmit = 1,3-dithiole-2-thione-4,5-dithiolate) Anion Radicals: Two Isostructural Salts Exhibit Contrasting Magnetic Behavior"
    Inorg. Chem. 2012, 51, 11645-11654. →link
  31. Tetsuro Kusamoto, Shoko Kume, Hiroshi Nishihara*
    "Cyclization of TEMPO Radicals Bound to Metalladithiolene Induced by SOMO-HOMO Level Conversion"
    Angew. Chem. Int. Ed. 2010, 49, 529-531. →link
  32. Tetsuro Kusamoto, Jaime Ruiz, Didier Astruc*
    "Towards Molecular Batteries: Coverage of Small Aminosilica Nanoparticles with Ferrocenyl and Pentamethylferrocenyl Groups and Their Redox Properties"
    New. J. Chem. 2009, 33, 2204-2207. →link
  33. Tetsuro Kusamoto, Shoko Kume, Hiroshi Nishihara*
    "Realization of SOMO-HOMO Level Conversion for a TEMPO-Dithiolate Ligand by Coordination to Platinum(II)"
    J. Am. Chem. Soc. 2008, 130, 13844-13845. →link
  34. Tetsuro Kusamoto, Emiko Fujiwara, Akiko Kobayashi,* Hengbo Cui, Takeo Otsuka, Yoshinori Okano, Hideki Fujiwara, Hayao Kobayashi
    "BDT-TTP-Based π Conductors Containing Divalent Magnetic and Non-Magnetic Anions, [MIICl4]2- (M = Co, Mn, Zn)"
    Bull. Chem. Soc. Jpn. 2006, 79, 527-536. (Award article) →link
  35. Tetsuro Kusamoto, Emiko Fujiwara, Akiko Kobayashi,*
    "Molecule-based Weak Ferromagnet with Unique Magnetic Multiphases"
    Chem. Lett. 2005, 36, 858-859. →link

Reviews

  1. Tetsuro Kusamoto* and Shun Kimura
    "Photostable Luminescent Triarylmethyl Radicals and Their Metal Complexes: Photofunctions Unique to Open-shell Electronic States"
    Chem. Lett. 2021, 50, 1445-1459.　OPEN ACCESS → link
  2. Tetsuro Kusamoto* and Hiroshi Nishihara*
    "Zero-, one- and two-dimensional bis(dithiolato)metal complexes with unique physical and chemical properties"
    Coord. Chem. Rev. 2019, 380, 419-439. →link
  3. 草本 哲郎, 神戸 徹也, 西原 寛
    "π共役金属ジチオレン錯体の新次元展開"
    日本結晶学会誌 2013, 55, 323-330. →link