Peer-Reviewed Journal Papers

Ueki, K., Haraguchi, S., Nakao, A., & Iwamori, H. (2025). A simple linear regression model for calculating the degree of melting of the upper mantle using the major element composition of basalts. Physics of the Earth and Planetary Interiors, 368, 107464. https://doi.org/10.1016/j.pepi.2025.107464

Nakao, A., Noto, D., Yanagisawa, T., Tasaka, Y., & Kuwatani, T. (2025). Reconstruction of thermally-driven flows using Lagrangian particle data assimilation. Scientific Reports, 15, 35838. https://doi.org/10.1038/s41598-025-19724-x

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