氏名前田 拓人
職名助教
所属観測開発基盤センター
専門地震学
URL http://www.eri.u-tokyo.ac.jp/people/maeda/

最終更新日 10/16 2016

研究内容

地震波と津波の波動伝播過程を、稠密な観測波形記録解析と大規模波動伝播数値シミュレーションを用いて多面的に研究しています。また、そのための新しいデータ解析・モニタリング手法の考案・開発や、大型計算機の能力を最大限に活用する波動伝播シミュレーション技法やソフトウェアの開発も手がけています。

主要論文・著書

Maeda, T., H. Sato, and M. Ohtake, Synthesis of Rayleigh-wave envelope on the spherical Earth: Analytic solution of the single isotropic-scattering model for a circular source radiation, Geophys. Res. Lett., 30, 6, 1286, , 2003.

Maeda, T., H. Sato, and M. Ohtake, Constituents of vertical-component coda waves at long periods, Pure Appl. Geophys., 163, 2-3, 549--566, 2006.

Maeda, T., H. Sato, and T. Nishimura, Synthesis of coda wave envelopes in randomly inhomogeneous elastic media in a half space: Single scattering model including Rayleigh waves, Geophys. J. Int., 172, 1, 130--154, 2008.

Maeda, T., and K. Obara, Spatio-temporal distribution of seismic energy radiation from low-frequency tremor in western Shikoku, Japan, J. Geophys. Res., 114, B00A09, doi:10.1029/2008JB006043, , 2009.

Maeda, T., K. Obara, and Y. Yukutake, Seismic Velocity Decrease and Recovery Related to Earthquake Swarms in a Geothermal Area, Earth Planets Space, 62, 9, 685--691, 2010.

Maeda, T., T. Furumura, S. Sakai, and M. Shinohara, Significant tsunami observed at ocean-bottom pressure gauges during the 2011 off the Pacific coast of Tohoku Earthquake, Earth Planets Space, 63, 7, 803--808, 2011.

Maeda, T., K. Obara, T. Furumura, and T. Saito, Interference of long-period seismic wavefield observed by dense Hi-net array in Japan, J. Geophys. Res., 116, B10303, doi:10.1029/2011JB008464, , 2011.

Maeda, T., and T. Furumura, FDM simulation of seismic waves, ocean acoustic waves, and tsunamis based on tsunami-coupled equations of motion, Pure Appl. Geophys., 170, 1-2, 109-127, doi:10.1007/s00024-011-0430-z, , 2013.

Maeda, T., T. Furumura, S. Noguchi, S. Takemura, S. Sakai, M. Shinohara, K. Iwai, and S. J. Lee, Seismic and tsunami wave propagation of the 2011 Off the Pacific Coast of Tohoku Earthquake as inferred from the tsunami-coupled finite difference simulation, Bull. Seism. Soc. Am., 103, 2B, 1456-1472, doi:10.1785/0120120118, , 2013.

Maeda, T., T. Furumura, and K. Obara, Scattering of teleseismic P-waves by the Japan Trench: A significant effect of reverberation in the seawater column, Earth Planet. Sci. Lett., 397, 1, 101-110, doi:10.1016/j.epsl.2014.04.037, , 2014.

Maeda, T., K. Obara, M. Shinohara, T. Kanazawa, K. Uehira, Successive estimation of a tsunami wavefield without earthquake source data: A data assimilation approach toward real-time tsunami forecasting, Geophys. Res. Lett., 42, 7923-7932, doi:10.1002/2015GL065588, , 2015.

Maeda, T., H. Tsushima, and T. Furumura, An effective absorbing boundary condition for linear long-wave and linear dispersive-wave tsunami simulations, Earth Planets Space, 68, 63, doi:10.1186/s40623-016-0436-y, , 2016.

Maeda, T., K. Nishida, R. Takagi, and K. Obara, Reconstruction of a 2D seismic wavefield by seismic gradiometry, Prog. Earth Planet. Sci., 3, 31, doi:10.1186/s40645-016-0107-4, , 2016.

Sato, H., M. C. Fehler, and T. Maeda, Seismic wave propagation and scattering in the heterogeneous earth, second edition, Springer, 2012.