Publications
Submitted papers
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Peer-reviewed papers
Sandanbata, O., & Saito, T. (2024b). Segmented Trapdoor Fault in Kita-Ioto Caldera, Japan: Insights From Millimeter Tsunami Waves Captured by an Array Network of Ocean Bottom Pressure Gauges. Journal of Geophysical Research: Solid Earth, 129(12), e2024JB029755. https://doi.org/10.1029/2024JB029755 [Summary]
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Takemura, S., Kubota, T., & Sandanbata, O. (2024). Successive tsunamigenic events near Sofu Seamount inferred from high-frequency teleseismic P and regional T waves. Journal of Geophysical Research: Solid Earth, 129, e2024JB029746. https://doi.org/10.1029/2024JB029746 [Summary]
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Kubota, T., Sandanbata, O., Saito, T., & Matsuzawa, T. (2024). Accelerating seafloor uplift of submarine caldera near Sofugan volcano, Japan, resolved by distant tsunami recordings. Geophysical Research Letters, 51(12). https://doi.org/10.1029/2024gl108415
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Sandanbata, O., Satake, K., Takemura, S., Watada, S., Maeda, T., & Kubota, T. (2024). Enigmatic tsunami waves amplified by repetitive source events near Sofugan volcano, Japan. Geophysical Research Letters, 51, e2023GL106949. https://doi.org/10.1029/2023GL106949
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Sandanbata, O., & Saito, T. (2024a). Quantifying magma overpressure beneath a submarine caldera: A mechanical modeling approach to tsunamigenic trapdoor faulting near Kita-Ioto Island, Japan. Journal of Geophysical Research: Solid Earth, 129, e2023JB027917. https://doi.org/10.1029/2023JB027917 [Summary]
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Sandanbata, O., Watada, S., Satake, K., Kanamori, H., & Rivera, L. (2023). Two volcanic tsunami events caused by trapdoor faulting at a submerged caldera near Curtis and Cheeseman Islands in the Kermadec Arc. Geophysical Research Letters, 50, e2022GL101086. https://doi.org/10.1029/2022GL101086
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Sandanbata, O., Watada, S., Satake, K., Kanamori, H., Rivera, L., & Zhan, Z. (2022). Sub-decadal volcanic tsunamis due to submarine trapdoor faulting at Sumisu caldera in the Izu–Bonin Arc. Journal of Geophysical Research: Solid Earth, 127, e2022JB024213. https://doi.org/10.1029/2022JB024213 [Summary]
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Kubo, H., Kubota, T., Suzuki, W., Aoi, S., Sandanbata, O., Chikasada, N., & Ueda, H. (2022). Ocean-wave phenomenon around Japan due to the 2022 Tonga eruption observed by the wide and dense ocean-bottom pressure gauge networks. Earth Planets Space, 74, 104. https://doi.org/10.1186/s40623-022-01663-w
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Kubota, T., Saito, T., Chikasada, N. Y., & Sandanbata, O. (2021). Meteotsunami observed by the deep-ocean seafloor pressure gauge network off northeastern Japan, Geophysical Research Letters, 48(21) e2021GL094255. https://doi.org/10.1029/2021GL094255
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Lai, V. H., Zhan, Z., Brissaud, Q., Sandanbata, O., & Miller, M. S. (2021). Inflation and Asymmetric Collapse at Kilauea Summit during the 2018 Eruption from Seismic and Infrasound Analyses, Journal of Geophysical Research: Solid Earth, 126(10), e2021JB022139. https://doi.org/10.1029/2021JB022139
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Sandanbata, O., Kanamori, H., Rivera, L., Zhan, Z., Watada, S., & Satake, K. (2021). Moment tensors of ring-faulting at active volcanoes: Insights into vertical-CLVD earthquakes at the Sierra Negra caldera, Galápagos Islands, Journal of Geophysical Research: Solid Earth, 126(6), e2021JB021693. https://doi.org/10.1029/2021JB021693
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Sandanbata, O., Watada, S., Ho, T-C., & Satake, K. (2021). Phase delay of short-period tsunamis in the density-stratified compressible ocean over the elastic Earth, Geophysical Journal International, 226(3), 1975–1985. https://doi.org/10.1093/gji/ggab192
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Saito, T., Kubota, T., Chikasada, N. Y., Tanaka, Y., & Sandanbata, O. (2021). Meteorological tsunami generation due to sea-surface pressure change: Three-dimensional theory and synthetics of ocean-bottom pressure change, Journal of Geophysical Research: Oceans, 126(5), e2020JC017011. https://doi.org/10.1029/2020JC017011
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Heidarzadeh, M., Ishibe, T., Sandanbata O., Muhari, A., & Wijanarto, A. B. (2020). Numerical modeling of the subaerial landslide source of the 22 December 2018 Anak Krakatoa volcanic tsunami, Indonesia, Ocean Engineering, 195, 106733. https://doi.org/10.1016/j.oceaneng.2019.106733
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Wang, Y., Satake, K., Sandanbata, O., Maeda, T., & Su, H. (2019). Tsunami data assimilation of cabled ocean bottom pressure records for the 2015 torishima volcanic tsunami earthquake, Journal of Geophysical Research: Solid Earth, 124(10), 10413-10422. https://doi.org/10.1029/2019JB018056
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Sandanbata, O., Shiobara, H., Kusumoto, S., Kim, H. J., Oba, A., Liu, Q., Ueda, T., Ogawa, M., Takano, K., Kotobuki, I., & Wang, Y. (2018). Equipment of Miniature Instruments to Measure Tsunami Waves in an Experimental Tank (in Japanese), Technical Research Report, Earthquake Research Institute, the University of Tokyo, 24, 29-34. http://www.eri.u-tokyo.ac.jp/GIHOU/archive/24_029-034.pdf
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Sandanbata, O., Watada, S., Satake, K., Fukao, Y., Sugioka, H., Ito, A., & Shiobara, H. (2018). Ray Tracing for Dispersive Tsunamis and Source Amplitude Estimation Based on Green’s Law: Application to the 2015 Volcanic Tsunami Earthquake Near Torishima, South of Japan, Pure and Applied Geophysics, 175, 1371–1385. https://doi.org/10.1007/s00024-017-1746-0
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Fukao, Y., Sandanbata, O., Sugioka, H., Ito, A., Shiobara, H., Watada, S., & Satake, K. (2018). Mechanism of the 2015 volcanic tsunami earthquake near Torishima, Japan. Science Advances, 4(4), eaao0219. https://doi.org/10.1126/sciadv.aao0219
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Sandanbata, O., Obara, K., Maeda, T., Takagi, R., & Satake, K. (2015). Sudden changes in the amplitude‐frequency distribution of long‐period tremors at Aso volcano, southwest Japan, Geophysical Research Letters, 42, 10,256–10,262. https://doi.org/10.1002/2015GL066443
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