氏名馬場 聖至
職名助教
所属海半球観測研究センター
専門海底電磁気学

最終更新日 01/28 2014

研究内容

海底に観測機器を展開して電磁場変動を計測し、地球内部、主に上部マントルの電気伝導度構造を明らかにして、そのダイナミクスを議論する。

主要論文・著書

Baba, K. and N. Seama, A new technique for the incorporation of seafloor topography in electromagnetic modeling, Geophys. J. Int., 150, 392--402, 2002.

Evans, R.L., G. Hirth, K. Baba, D. Forsyth,, A. Chave, and R. Mackie, Geophysical evidence from the MELT area for compositional controls on oceanic plates, Nature, 478, 249--252, 2005.

Baba, K., Electrical structure in marine tectonic settings, Surveys in Geophysics, 26, 6, 701--731, 2005.

Baba, K. and A. D. Chave, Correction of seafloor magnetotelluric data for topographic effects during inversion, J. Geophys. Res., 110, B12105, doi:10.1029/2004JB003463, , 2005.

Kasaya, T., T. Goto, H. Mikada, K. Baba, K. Suyehiro, and H. Utada, Resistivity image of the Philippine Sea Plate around the 1944 Tonankai earthquake zone deduced by Marine and Land MT surveys, Earth Planets Space, 57, 209--213, 2005.

Ichiki, M., K. Baba, M. Obayashi, and H. Utada, Water content and geotherm in the upper mantle above the stagnant slab: Interpretation of electrical conductivity and seismic P-wave velocity models, Phys. Earth Planet. Inter., 155, 1--15, 2006.

Baba, K., P. Tarits, A. D. Chave, R. L. Evans, G. Hirth, and R. L. Mackie, Electrical structure beneath the northern MELT line on the East Pacific Rise at 15°45′S, Geophys. Res. Lett., 33, 22, doi:10.1029/2006GL027528, , 2006.

Toh, H., K. Baba, M. Ichiki, T. Motobayashi, Y. Ogawa, M. Mishina, and I. Takahashi, Two-dimensional electrical section beneath the eastern Japan Sea, Geophys. Res. Lett., 33, 22, doi:10.1029/2006GL027435, , 2006.

Baba, K., A. D. Chave, R. L. Evans, G. Hirth, and R. L. Mackie, Mantle dynamics beneath the East Pacific Rise at 17°S: Insights from the Mantle Electromagnetic and Tomography (MELT) experiment, J. Geophys. Res., 111, B02101, doi:10.1029/2004JB003598, , 2006.

Seama, N., K. Baba, H. Utada, H. Toh, N. Tada, M. Ichiki, and T. Matsuno, 1-D electrical conductivity structure beneath the Philippine Sea: Results from an ocean bottom magnetotelluric survey, Phys. Earth Planet. Inter., 162, 1-2, 2--12, 2007.

Matsuno, T., N. Seama, and K. Baba, A study on correction equations for the effect of seafloor topography on ocean bottom magnetotelluric data, Earth Planets Space, 59, 981--986, 2007.

Ichiki, M., K. Baba, H. Toh, and K. Fuji-ta, An overview of electrical conductivity structures beneath the northwestern Pacific, the Japanese Islands, and continental East Asia, Gondwana Res., 16, 545--562, 2009.

Baba, K., Utada, H., Goto, T., Kasaya, T., Shimizu, T., and Tada, N., Electrical conductivity imaging of the Philippine Sea upper mantle using seafloor magnetotelluric data, Phys. Earth Planet. Inter., 183, 44--62, 2010.

Suetsugu, D., H. Shiobara, H. Sugioka, A. Ito, T. Isse, T. Kasaya, N. Tada, K. Baba, N. Abe, Y. Hamano, P. Tarits, J. P. Barriot, and D. Reymond, TIARES Project – Tomographic investigation by seafloor array experiment for the Society hotspot, Earth Planets Space, 64, 4, i--iv, 2012.

Baba, K., Tada, N., Utada, H., and Siripunvaraporn, W., Practical incorporation of local and regional topography in three-dimensional inversion of deep ocean magnetotelluric data, Geophys. J. Int., 194, 348--361, 2013.

Baba, K, N. Tada, L. Zhang, P. Liang, H. Shimizu, and H. Utada, Is the electrical conductivity of the northwestern Pacific upper mantle normal?, Geochem. Geophys. Geosyst., 14, 12, doi: 10.1002/2013GC004997, 4969--4979, 2013.