Tokio Morimoto/森本 時生

Assistant Professor in Department of Civil Engineering/助教(社会基盤学専攻)
Research Interests: Geotechnical Engineering, Soil Mechanics, Liquefaction, Particle-scale numerical analysis, Discrete Element Method, Computational Fluid Dynamics
研究テーマ:地盤工学,土質力学,液状化, 粒子スケール数値解析, 個別要素法(DEM), 流体解析


Connect

The University of Tokyo
B39, B1F, Faculty of Engineering Building 1,
7-3-1, Hongo, Bunkyo-ku, Tokyo, 113-8656, JAPAN
Telephone: +81.3.5841.6137
Email: morimoto(atmark)civil.t.u-tokyo.ac.jp

Education

  • PhD in Imperial College London in UK, (10/2019-12/2022)
    Thesis title: Particle-scale numerical simulation of the thermal behaviour of granular materials
    Supervisors: Catherine O’Sullivan and David M. G. Taborda
  • M.Eng in The University of Tokyo in Japan, (04/2017-03/2019) Supervisor: Junichi Koseki
  • B.Eng in The University of Tokyo in Japan, (04/2013-03/2017) Supervisor: Junichi Koseki

Work experience

16/03/2023 – present                 Assistant Professor, The University of Tokyo, Japan

01/01/2023 – 15/03/2023         Postdoctoral Researcher, The University of Tokyo, Japan

01/10/2019 – 30/09/2022         Marie Curie Early Stage Researcher (Research Assistant), Imperial College London, UK


List of Publications

  1. Morimoto, T.*, O’Sullivan, C., & Taborda, D. M. (2024). Applying Network Modelling to Determine Seepage-Induced Forces on Soil Particles. Journal of Geotechnical and Geoenvironmental Engineering.
  2. Salomon, J.*, Morimoto, T., Patino-Ramirez, F., & O’Sullivan, C. (2024). Quantifying Shear-Induced Permeability Changes in Medium-Loose Sands. Journal of Geotechnical and Geoenvironmental Engineering, 150(2), 04023133. DOI: https://doi.org/10.1061/JGGEFK.GTENG-11874
  3. Morimoto, T.*, O’Sullivan, C., & Taborda, D. M. (2023). Capturing particle-fluid heat transfer in thermo-hydro-mechanical analyses using DEM coupled with a pore network model. Powder Technology, 118944. DOI: https://doi.org/10.1016/j.powtec.2023.118944
  4. Morimoto, T.*, Zhao, B., Taborda, D. M., & O’Sullivan, C. (2022). Critical appraisal of pore network models to simulate fluid flow through assemblies of spherical particles. Computers and Geotechnics, 150, 104900. DOI: https://doi.org/10.1016/j.compgeo.2022.104900
  5. Adesina, P.*, O’Sullivan, C., Morimoto, T., & Otsubo, M. (2022). Determining a representative element volume for DEM simulations of samples with non-circular particles. Particuology, 68, 29-43. DOI: https://doi.org/10.1016/j.partic.2021.10.007
  6. Liu, D.*, Morimoto, T., Carraro, J. A. H., & O’Sullivan, C. (2022). A semi-empirical re-evaluation of the influence of state on elastic stiffness in granular materials. Granular Matter, 24(2), 56. DOI: https://doi.org/10.1007/s10035-022-01215-9
  7. Morimoto, T.*, O’Sullivan, C., & Taborda, D. M. (2022). Exploiting DEM to Link Thermal Conduction and Elastic Stiffness in Granular Materials. Journal of Engineering Mechanics, 148(2), 04021139. DOI: https://doi.org/10.1061/(ASCE)EM.1943-7889.0002054
  8. Morimoto, T.*, Otsubo, M., & Koseki, J. (2021). Microscopic investigation into liquefaction resistance of pre-sheared sand: Effects of particle shape and initial anisotropy. Soils and Foundations, 61(2), 335-351. DOI: https://doi.org/10.1016/j.sandf.2020.12.008
  9. Koseki, J.*, Yokoyama, D., & Morimoto, T. (2020). Cyclic bi-axial tests on assembly of metal rods under constant-volume condition to study re-liquefaction behavior. Transportation Infrastructure Geotechnology, 7, 478-495. DOI: https://doi.org/10.1007/s40515-020-00123-w
  10. Morimoto, T.*, Aoyagi, Y., & Koseki, J. (2019). Effects of small and large shear histories on multiple liquefaction properties of sand with initial static shear. Soils and Foundations, 59(6), 2024-2035. DOI: https://doi.org/10.1016/j.sandf.2019.11.001
  11. Morimoto, T.*, Aoyagi, Y., & Koseki, J. (2019). Effects of induced anisotropy on multiple liquefaction properties of sand with initial static shear. Soils and Foundations, 59(5), 1148-1159. DOI: https://doi.org/10.1016/j.sandf.2019.03.015
  1. Morimoto, T.*, Aoyagi, Y., & Koseki, J. (2024). Analysis of multiple liquefaction characteristics of Toyoura sand under initial static shear based on dissipated energy. 8th International Conference on Earthquake Geotechnical Engineering (8ICEGE).
  2. Morimoto, T.*, O’Sullivan, C., & Taborda, D. M. (2023). Linking sand permeability anisotropy to fabric anisotropy via numerical simulation. In Proceedings of the 8th International Symposium on Deformation Characteristics of Geomaterials (IS-PORTO 2023) edited by António Viana da Fonseca and Cristiana Ferreira. Porto, Portugal. Link.
  3. Morimoto, T.*, O’Sullivan, C., & Taborda, D. M. (2021). Analytical and DEM studies of thermal stress in granular materials. In EPJ Web of Conferences (Vol. 249, p. 14018). EDP Sciences. DOI: https://doi.org/10.1051/epjconf/202124914018
  4. Koseki, J.*, Aoyagi, Y., Morimoto, T., Wahyudi, S., Teparaksa, J., & Iqbal, M. S. (2019). Multiple-liquefaction behavior of sands in shaking table tests and cyclic stacked-ring shear tests. In Earthquake Geotechnical Engineering for Protection and Development of Environment and Constructions (pp. 87-104). CRC Press. Link.

Additional Qualifications, Prizes

  • British Geotechnical Association Best Poster Award (2021)
  • Young Researcher Award, Received from Japanese Geotechnical Society (2021)
  • Prize for excellent presentation in 74thconference of Japanese Society of Civil Engineering (2019)
  • Furuichi Award (Award for excellent Master’s thesis from Civil Engineering Department, The University of Tokyo) (2019)
  • Prize for excellent presentation in 52thconference of Japanese Geotechnical Society (2017)