Research interest

• Physical properties in metal oxide thin films
• Hydrogen doping
• Ion beam

Academic

• 2019: Dr. of Science, Department of Chemistry, Kyoto University
• 2018: Finished the doctoral program without a Ph.D. degree in Science,
  　　　 Department of Chemistry, Kyoto University
• 2015: M. S. in Science, Department of Chemistry, Kyoto University
• 2013: B. S. in Science, Kyoto University

Professional Experience

• 2025.4 - present: Associate Professor, Graduate School of Science, The University of Tokyo
• 2022.4 - 2025.3: Specially-appointed Assistant Professor, Graduate School of Science,
                           The University of Tokyo
• 2021.8 - 2022.3: Specially-appointed Assistant Professor, Chemical Science and Engineering,
                          Tokyo Institute of Technology
• 2018.6 - 2021.7: Research Staff, Tokyo Institute of Technology
• 2018.4-2018.5: Assistant Research Staff, Kyoto University
• 2015.4-2018.3: JSPS Research Fellowship (DC1)

Recognition

• 2014: Best Poster Awards at the Annual Meeting of Japan Society for Molecular Science
• 2015: Best Presentation Awards at the Annual Meeting of Japan Society for Molecular Science
• 2015: Student Poster Competition Award, Pacifichem2015
• 2016: CSJ Student Presentation Award 2016
• 2018: CSJ Student Presentation Award 2018

Recent Publications

• R. Masui, U. Lee, R. Nakayama and T. Hitosugi
  "Sparse modeling based Bayesian optimization for experimental design"
  Mater. Adv., Advance Article (2025).
• Y. Miyazaki, R. Nakayama, N. Yasuo, Y. Watanabe, R. Shimizu, D. M. Packwood, K. Nishio, Y. Ando, M. Sekijima, and T. Hitosugi
  "Bayesian statistics-based analysis of AC impedance spectra"
  AIP Advances, 10, 045231 (2020).

• R. Nakayama, M. Maesato, T. Yamamoto, H. Kageyama, T. Terashima, and H. Kitagawa
  “Heavy Interstitial Hydrogen Doping into SrTiO₃”
  Chem. Commun., 54, 12349-12442 (2018) (Selected for front cover).
• R. Nakayama, N. Suzuki, M. Maesato, T. Nagaoka, M. Arita, and H. Kitagawa,
  "A compact low-temperature hydrogen ion beam apparatus for in situ physical property measurements"
  Rev. Sci. Instrum., 88, 123904 (2017).