Publications

Peer-Reviewed Journal Papers

Nakao, A., Noto, D., Yanagisawa, T., Tasaka, Y., & Kuwatani, T. (In Press). Reconstruction of thermally-driven flows using Lagrangian particle data assimilation. Scientific Reports.

Nakao, A., Kuwatani, T., Ito, S., & Nagao, H. (2025). Adjoint-based Marker-in-Cell data assimilation for constraining thermal and flow processes from Lagrangian particle records. Journal of Geophysical Research: Machine Learning and Computation, 2, e2024JH000288. https://doi.org/10.1029/2024JH000288

Nakao, A., Kuwatani, T., Ito, S., & Nagao, H. (2024). Adjoint-based data assimilation for reconstruction of thermal convection in a highly viscous fluid from surface velocity and temperature snapshots. Geophysical Journal International, 236(1), 379–394. https://doi.org/10.1093/gji/ggad417

Nakao, A., Kuwatani, T., Ueki, K., Yoshida, K., Yutani, T., Hino, H., & Akaho, S. (2023). Regression analysis and variable selection to determine the key subduction-zone parameters that determine the maximum earthquake magnitude. Earth, Planets and Space, 75, 78. https://doi.org/10.1186/s40623-023-01839-y

Nakao, A., Kuwatani, T., Ueki, K., Yoshida, K., Yutani, T., Hino, H., & Akaho, S. (2022). Subduction-zone parameters that control behavior of subducted oceanic plates at the 660-km depth boundary revealed by logistic regression analysis and model selection. Frontiers in Earth Sciences, 10, 1008058. https://doi.org/10.3389/feart.2022.1008058

Iwamori, H., Ueki, K., Hoshide, T., Sakuma, H., Ichiki, M., Watanabe, T., Nakamura, M., Nakamura, H., Nishizawa, T., Nakao, A., Ogawa, Y., Kuwatani, T., Nagata, K., Okada, T., & Takahashi, E. (2021). Simultaneous analysis of seismic velocity and electrical conductivity in the crust and the uppermost mantle: A forward model and inversion test based on grid search. Journal of Geophysical Research: Solid Earth, 126(9), e2021JB022307. https://doi.org/10.1029/2021JB022307

Fuji, N., Jang, H., Nakao, A., Kim, Y.-H., Fernández-Blanco, D., Lee, S.-M., Schroeder, A., & Konishi, K. (2021). A possible roll-over slab geometry under the Caroline Plate imaged by Monte Carlo finite-frequency traveltime inversion of teleseismic SS phases. Frontiers in Earth Science, 9, 593947. https://doi.org/10.3389/feart.2021.593947

Iwamori, H., Nakamura, H., Yoshida, M., Nakagawa, T., Ueki, K., Nakao, A., Nishizawa, T., & Haraguchi, S. (2019). Trace element characteristics of east-west mantle geochemical hemispheres. Comptes Rendus Geoscience, 351(2–3), 209–220. https://doi.org/10.1016/j.crte.2018.09.007

Nakagawa, T., Iwamori, H., Yanagi, R., & Nakao, A. (2018). On the evolution of the water ocean in the plate-mantle system. Progress in Earth and Planetary Science, 5(1), 51. https://doi.org/10.1186/s40645-018-0209-2

Nakao, A., Iwamori, H., Nakakuki, T., Suzuki, Y. J., & Nakamura, H. (2018). Roles of hydrous lithospheric mantle in deep water transportation and subduction dynamics. Geophysical Research Letters, 45, 5336–5343. https://doi.org/10.1029/2017GL076953

Nishizawa, T., Nakamura, H., Churikova, T., Gordeychik, B., Ishizuka, O., Haraguchi, S., Miyazaki, T., Vaglarov, B. S., Chang, Q., Hamada, M., Kimura, J.-I., Ueki, K., Toyama, C., Nakao, A., & Iwamori, H. (2017). Genesis of ultra-high-Ni olivine in high-Mg andesite lava triggered by seamount subduction. Scientific Reports, 7(1), 11515. https://doi.org/10.1038/s41598-017-10276-3

Nakao, A., Iwamori, H., & Nakakuki, T. (2016). Effects of water transportation on subduction dynamics: Roles of viscosity and density reduction. Earth and Planetary Science Letters, 454, 178–191. https://doi.org/10.1016/j.epsl.2016.08.016

Yagi, Y., Nakao, A., & Kasahara, A. (2012). Smooth and rapid slip near the Japan Trench during the 2011 Tohoku-oki earthquake revealed by a hybrid back-projection method. Earth and Planetary Science Letters, 355, 94–101. https://doi.org/10.1016/j.epsl.2012.08.018

Preprints

Kuwatani, T., Nishikawa, H., Tanaka, Y., Watanabe, H., Tada, N., Nakao, A., Tamura, Y., & Ono, S. (2024). Estimating the Source of Floating Pumice Found near Torishima Island, Japan: A Back-Tracking Drift Simulation Approach. Authorea Preprints. https://doi.org/10.22541/essoar.172745007.73613799/v1

Others

Yamamura, A., Ueda, H., Aizawa, M., Itano, K., Shirai, H., Shi’nya, R., Nakao, A., Hashizume, M., Yokoyama, H., & Lu, M. (2024). Regional DX Promotion Program. Bulletin of the Global Center for Higher Education, Akita University, 5, 51–60. https://cir.nii.ac.jp/crid/1050018274938382464

Endo, S., Nakao, A., Hirano, S., & Yagi, Y. (2017). The 2013 Sea of Okhotsk deep earthquake: A complex rupture within the ringwoodite stability zone. Earth Evolution Sciences, University of Tsukuba, 11, 23–30. http://hdl.handle.net/2241/00145812

Nakao, A. (2017). Roles of water in subduction zone dynamics and mantle chemical evolution. PhD Thesis, Tokyo Institute of Technology. https://t2r2.star.titech.ac.jp/cgi-bin/publicationinfo.cgi?lv=en&q_publication_content_number=CTT100770982