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東京工業大学 科学技術創成研究院 多元レジリエンス研究センター


火山・地震研究部門(旧:火山流体研究センター) 

研究論文PUBLICATION

最近出版された研究論文

2018
  • 寺田暁彦, 水蒸気噴火発生場としての草津白根火山, 地質学雑誌, 124, 251-270, doi:10.5575/geosoc.2017.0060, 2018.
  • Tsukamoto, K., K. Aizawa, K. Chiba, W. Kanda, M. Uyeshima, T. Koyama, M. Utsugi, K. Seki, T. Kishita, Three-dimensional resistivity structure of Iwo-yama Volcano, Kirishima Volcanic Complex, Japan: Relationship to shallow seismicity, surface uplift, and a small phreatic eruption, Geophy. Res. Lett., 45, 12821-12828, doi:10.1029/2018GL080202, 2018.
  • Nakamura, H., H. Iwamori, O. Ishizuka, T. Nishizawa, Distribution of slab-derived fluids around the edge of the Philippine Sea Plate from Central to Northeast Japan, Techtonophysics, 723, 297-308, doi:10.1016/j.tecto.2017.12.004, 2018.
  • Noguchi, R., A. Hamada, I. Suzuki, K. Kurita, Experimental approach to rootless eruptions using kitchen materials, Earth Planets Space, 70:208, doi:10.1186/s40623-018-0974-6, 2018.
  • Hashimoto, T., A. Terada, R. Tanaka, Volcanic smoke reduction in visible and thermal infrared imagery, Earth Planets Space, 70:109, doi:10.1186/s40623-018-0886-5, 2018.
  • Usui, Y., T. Kasaya, Y. Ogawa, H. Iwamoto, Marine magnetotelluric inversion with an unstructured tetrahedral mesh, Geophys. J. Int., 214, 952-974, doi:10.1093/gji/ggy171, 2018.
  • Shoji, D., R. Noguchi, S. Otsuki, H. Hino, Classification of volcanic ash particles using a convolutional neural network and probability, Sci. Rep., 8, 8111, doi:10.1038/s41598-018-26200-2, 2018.
  • Yoshimura, R., Y. Ogawa, Y. Yukutake, W. Kanda, S. Komori, H. Hase, T. Goto, R. Honda, M. Harada, T. Yamazaki, M. Kakmo, S. Kawasaki, T. Higa, T. Suzuki, Y. Yasuda, M. Tani, Y. Usui, Resistivity characterisation of Hakone volcano, Central Japan, by three-dimensional magnetotelluric inversion, Earth Planets Space, 70:66, doi:10.1186/s40623-018-0848-y, 2018.
  • Terada, A., Y. Morita, T. Hashimoto, T. Mori, T. Ohba, M. Yahuchi, W. Kanda, Water sampling using a drone at Yugama crater lake, Kusatsu-Shirane volcano, Japan, Earth Planets Space, 70:64, doi:10.1186/s40623-018-0835-3, 2018.
  • Wannamaker, P.E., G. Hill, J. Stodt, V. Maris, Y. Ogawa, K. Selway, G. Boren, E.A. Bertrand, D. Uhlmann, B. Ayling, A.W. Green, D. Feucht, Author corrections: Uplift of the central transantarctic mountains, Nature Comm., 8, 89557, doi:10.1038/s41467-018-03349-y, 2018.
  • Shinohara, H., N. Geshi, A. Yokoo, T. Ohkura, A. Terada, Salt shell fallout during the ash eruption at the Nakadake crater, Aso volcano, Japan: evidence of an underground hydrothermal system surrounding the erupting vent, Earth Planets Space, 70:46, doi:10.1186/s40623-018-0798-4, 2018.
2017
  • Wannamaker, P.E., G. Hill, J. Stodt, V. Maris, Y. Ogawa, K. Selway, G. Boren, E.A. Bertrand, D. Uhlmann, B. Ayling, A.W. Green, D. Feucht, Uplift of the central transantarctic mountains, Nature Comm., 8, 1588, doi:10.1038/s41467-017-01577-2, 2017.
  • Heise, W., T. G. Caldwell, S. Bannister, E.A. Bertrand, Y. Ogawa, S.L. Bennie, H. Ichihara, Mapping subduction interface coupling using magnetotellurics: Hikurangi margin, New Zealand, Geophys. Res. Lett., 44, 9261-9266, doi: 10.1002/2017GL074641, 2017. Journal's highlight
  • Terada A. and T. Hashimoto, Variety and sustainability of volcanic lakes: Response to subaqueous thermal activity predicted by a numerical model, J. Geophys. Res., doi: 10.1002/2017JB014387, 2017. editor's highlight
  • Ohminato, T., T. Kaneko, T. Koyama, A. Watanabe, W. Kanda, T. Tameguri, R. Kazahaya, Observations using an unmanned aerial vehicle in an area in danger of volcanic eruptions at Kuchinoerabu-jima Volcano, southern Kyushu, Japan, J. Natur. Disas. Sci., 38, 85-104, 2017.
  • Aizawa, K., H. Asaue, K. Koike, S. Takakura, M. Utsugi, H. Inoue, R. Yoshimura, K. Yamazaki, S. Komatsu, M. Uyeshima, T. Koyama, W. Kanda, T. Shiotani, N. Matsushima, M. Hata, T. Yoshinaga, K. Uchida, Y. Tsukashima, A. Shito, S. Fujita, A. Wakabayashi, K. Tsukamoto, T. Matsushima, M. Miyazaki, K. Kondo, K. Takashima, T. Hashimoto, M. Tamura, S. Matsumoto, Y. Yamashita, M. Nakamoto, H. Shimizu, Seismicity controlled by resistivity structure: the 2016 Kumamoto earthquakes, Kyushu Island, Japan, Easrth Planets Space, 69:4, doi: 10.1186/s40623-016-0590-2, 2017.
  • Usui, Y., Y. Ogawa,, K. Aizawa, W. Kanda, T. Hashimoto, T. Koyama, Y. Yamaya, T. Kagiyama, Three-dimensional resistivity structure of Asama Volcano revealed by data-space magnetotelluric inversion using unstructured tetrahedral elements, Geophys. J. Int., 208, 1359-1372, doi: 10.1093/gji/ggw459, 2017.
2016
  • Wang, L., A.M. Lewis, Y. Ogawa,, W.V. Jones, M.T. Costelloe,, Modeling geomagnetic induction hazards using a 3-D electrical conductivity model of Australia, Space Weather, 14, doi: 10.1002/2016SW001436, 2016.
  • Seki, K., W. Kanda,, T. Tanbo, T. Ohba, Y. Ogawa, S. Takakura, K. Nogami, M. Ushioda, A. Suzuki, Z. Saito, Y. Matsunaga, Resistivity structure and geochemistry of the Jigokudani Valley hydrothermal system, Mt Tateyama, Japan, J. Volcanol. Geotherm. Res., 325, 15-26, doi: 10.1016/j.jvolgeores.2016.06.010, 2016.
    平成29年度日本火山学会学生優秀論文賞
  • Noguchi, R., A. Hoskuldsson, K. Kurita, Detailed topographical, distributional, and material analyses of rootless cones in Myvatn, Iceland, J. Volcanol. Geotherm. Res., 318, 89-102, doi:10.1016/j.jvolgeores.2016.03.020, 2016.
  • Ichihara, H., T. Mogi, K. Tanimoto, Y. Yamaya, T. Hashimoto, M. Uyeshima, Y. Ogawa, Crustal structure and fluid distribution beneath the southern part of the Hidaka collision zone revealed by 3-D electrical resistivity modeling, Geochem. Geophys. Geosyst., 17, 1480-1491, doi:10.1002/2015GC006222, 2016.
  • Mori, T., T. Hashimoto, A. Terada, M. Yoshimoto, R. Kazahaya, H. Shinohara, R. Tanaka, Volcanic plume measurements using a UAV for the 2014 Mt. Ontake eruption, Earth Planets Space, 68:49, doi:10.1186/s40623-016-0418-0, 2016.
  • Aizawa, K., H. Sumino, M. Uyeshima, Y. Yamaya, H. Hase, H.A. Takahashi, M. Takahashi, K. Kazahaya, M. Ohno, T. Rung-Arunwan, Y. Ogawa, Gas pathways and remotely triggered earthquakes beneath Mt. Fuji, Japan, Geology, 44, doi:10.1130/G37313.1, 2016.
2015
  • Ichiki, M., Y. Ogawa, T. Kaida, T. Koyama, M. Uyeshima, T. Demachi, S. Hirahara, Y. Honkura, W. Kanda, T. Kono, M. Matsushima, T. Nakayama, S. Suzuki, H. Toh, Electrical image of subduction zone beneath northeastern Japan, J. Geophys. Res., 120, doi:10.1002/2015JB012028, 2015.
  • Hill, G.J., H.M. Bibby, Y. Ogawa, E.L. Wallin, S.L. Bennie, T.G. Caldwell, H. Keys, E.A. Bertrand, W. Heise, Structure of the Tongariro Volcanic system:Insights from magnetotelluric imaging, Earth Planet. Sci. Lett., 432, 115-125, doi: 10.1016/j.epsl.2015.10.003, 2015.
  • Perez, N.M., L. Somoza, P.A. Hernandez, L.G. de Vallejo, R. Leon, T. Sagiya, A. Biain, F.J. Gonzalez, T. Medialdea, J. Barrancos, J. Ibanez, H. Sumino, K. Nogami, C. Romero, Reply to comment from Blanco et al. (2015) on "Evidence from acoustic imaging for submarine volcanic activity in 2012 off the west coast of El Hierro (Canary Islands, Spain)" by Perez et al. [Bull. Volcanol. (2014), 76:882-896], Bull. Volcanol., 77:63, doi:10.1007/s00445-015-0948-5, 2015.
  • Usui, Y., 3-D inversion of magnetotelluric data using unstructured tetrahedral elements: applicability to data affected by topography, Geophys. J. Int., 202, 828-849, doi:10.1093/gji/ggv186, 2015.
  • Hurst, T., T. Hashimoto, A. Terada, Crater lake erergy and mass balance, in Volcanic Lakes, (eds.) D. Rouwet, B. Christenson, F. Tassi, J. Vandemeulebrouck, pp.307-321, doi:10.1007/978-3-642-36833-2_13, 2015.
  • Seki, K., W. Kanda, Y. Ogawa, T. Tanbo, T. Kobayashi, Y. Hino, H. Hase, Imaging the hydrothermal system beneath the Jigokudani valley, Tateyama volcano, Japan: implications for structures controlling repeated phreatic eruptions from an audio-frequency magnetotelluric survey, Earth Planets Space, 67:6, doi:10.1186/s40623-014-0169-8, 2015.
2014
  • Ogawa, Y., M. Ichiki, W. Kanda, M. Mishina, K. Asamori, Three-dimensional magnetotelluric imaging of crustal fluids and seismicity around Naruko volcano, NE Japan, Earth Planets, Space, 66:158, >doi:10.1186/s40623-014-0158-y, 2014.
  • Perez, N. M., L. Somoza, P. A. Hernandez, L. G. de Vallejo, R. Leon, T. Sagiya, A. Biain, F. J. Gonzalez, T. Medialdea, J. Barrancos, J. Ibanez, H. Sumino, K. Nogami, C. Romero, Evidence from acoustic imaging for submarine volcanic activity in 2012 off the west coast of El Hierro (Canary Islands, Spain), Bull. Volcanol., 76:882, doi:10.1007/s00445-014-0882-y, 2014.
  • Komori, S., M. Utsugi, T. Kagiyama, H. Inoue, C-H. Chen, H-T. Chiang, B. F. Chao, R. Yoshimura, W. Kanda, Hydrothermal system in the Tatun Volcano Group, northern Taiwan, inferred from crustal resistivity structure by audio-magnetotellurics, Progr. Earth Planet. Sci., 1:20, doi:10.1186/s40645-014-0020-7, 2014.
  • Ichihara, H., S. Sakanaka, M. Mishina, M. Uyeshima, T. Nishitani, Y. Ogawa, Y. Yamaya, T. Mogi, K. Amita, T. Miura, A 3-D electrical resistivity model beneath the focal zone of the 2008 Iwate-Miyagi Nairiku earthquake (M 7.2), Earth Planets, Space, 66:50, doi:10.1186/1880-5981-66-50, 2014.
  • Wang, L., A. Hitchman, Y. Ogawa, W. Siripunvaraporn, M. Ichiki, K. Fuji-ta., A 3-D resistivity model of the Australian continent using magnetometer array data, Geophys. J. Int., 198, 1171-1186, 2014.
  • Kanda, W., Y. Ogawa, Three-dimensional electromagnetic imaging of fluids and melts beneath the NE Japan arc revisited by using geomagnetic transfer function data, Earth Planets, Space, 66:39, doi:10.1186/1880-5981-66-39, 2014.
  • Aizawa, K., T. Koyama, H. Hase, M. Uyeshima, W. Kanda, M. Utsugi, R. Yoshimura, Y. Yamaya, T. Hashimoto, K. Yamazaki, S. Komatsu, A. Watanabe, K. Miyakawa, Y. Ogawa, Three-dimensional resistivity structure and magma plumbing system of the Kirishima volcanoes as inferred from broad-band magnetotelluric data, J., Geophys. Res., 119, doi:10.1002/2013JB010682, 2014.
2013
  • Kuriki, M., Matsushima, M., Ogawa, Y., Honkura, Y., Spectral peaks in electric field at resonance frequencies for seismically excited motion of ions in the Earth's magnetic field, Earth Planets Space, 65, 57, 2013.
  • Ohwada, M., Kazahaya, K., Mori, T., Kazahaya, R., Hirabayashi, J., Miyashita, M., Onizawa, S., Mori, T., Sulfur dioxide emissions related to volcanic activity at Asama volcano, Japan, Bull. Volcanol., 75:775, doi:10.1007/s00445-013-0775-5, 2013.
  • Mori, T., Shinohara, H., Kazahaya, K., Hirabayashi, J., Matsushima, T., Mori, T., Ohwada, M., Odai, M., Iino, H., Miyashita, M., Time-averaged SO2 fluxes of subduction-zone volcanoes: Example of a 32-year exhaustive survey for Japanese volcanoes, J., Geophys. Res., 118, doi:10.1002/jgrd.50591, 2013.
  • Heise, W., Caldwell, T. G., Bertrand, E. A., Hill, G. J., Bennie, S. L., Ogawa, Y., Changes in electrical resistivity track changes in tectonic plate coupling, Geophys. Res. Lett., 40, doi: 10.1002/grl.50959, 2013.
  • Honkura, Y., Oshiman, N., Matsushima, M., Baris, S., Tunçer, M. K., Tank, S. B.,  Çelik, C., Çiftgi, E. T., Rapid changes in the electrical state of the 1999 Izmit earthquake rupture zone, Nature Communications, 4, doi:10.1038/ncomms3116, 2013.
  • Aizawa, K., Koyama, T., Uyeshima, M., Hase, H., Hashimoto, T., Kanda, W., Yoshimura, R., Utsugi, M., Ogawa, Y., Yamazaki, K., Magnetotelluric and temperature monitoring after the 2011 sub-Plinian eruptions of Shinmoe-dake volcano, Earth Planets Space, 65, 529-550, 2013.
  • Matsushima, M., Y. Honkura, M. Kuriki, Y. Ogawa, Circularly polarized electric fields associated with seismic waves generated by blasting, Geophys. J. Int., 194, 200-211, 2013.
  • Kaya, T., T. Kasaya, S. B. Tank, Y. Ogawa, M. K. Tuncer, N. Oshiman, Y. Honkura, M. Matsushima, Electrical characterization of the North Anatolian Fault zone in the Marmara Sea, Turkey by ocean Bottom electromagnetic method, Geophys. J. Int., 193, 664-677, doi:10.1093/gji/ggt025, 2013.
  • Ueki, K. and H. Iwamori, Thermodynamic model for partial melting of peridotite by system energy minimization, Geochem. Geophys. Geosyst., doi:10.1029/ 2012GC004143, 2013.
  • Boonchaisuk, S.,  W. Siripunvaraporn, Y. Ogawa, Evidence for middle Triassic to Miocene dual subduction zones beneath the Shan-Thai terrane, western Thailand from magnetotelluric data, Gondwana Research, 23, 4, 1607-1616, 2013.
  • Kanda, W., T. Yamazaki, Y. Ogawa, T. Hashimoto, S. Sakanaka, K. Aizawa, S. Takakura, T. Koyama, K. Yamada, T. Kobayashi, S. Komori, Shallow resistivity structure of Sakurajima volcano revealed by audio-frequency magnetotellurics, Bull. Volcanol. Soc. Jpn., 58, 251-267, 2013.
2012
  • Tank, S.B., Fault zone conductors in Northwest Turkey inferred from audio frequency magnetotellurics, 64, 729-742, Earth Planets Space, 2012.
  • Terada, A. and Y. Sudo, Thermal activity within the western-slope geothermal zone of Aso volcano, Japan: Development of a new thermal area. Geothermics, doi:10.1016/j.geothermics.2012.01.003, 2012.
  • Terada, A., T. Hashimoto, and T. Kagiyama, A water flow model of the active crater lake at Aso volcano, Japan: Fluctuations of magmatic gas and groundwater fluxes from the underlying hydrothermal system, Bull. Volcanol., doi:10.1007/s00445-011-0550-4, 2012.
2011
  • Kuriki, M., M. Matsushima, Y. Ogawa, Y. Honkura, Spectral peaks in electric field at resonance frequencies for seismically excited motion of ions in the Earth’s magnetic field, Earth Planets Space, 63, 503-507, 2011.
  • Ohba T., K. Nogami, J. Hirabayashi, T. Sawa, K. Kazahaya, N. Morikawa, M. Ohwada, Chemical and isotopic composition of fumarolic gases at Iwate volcano, Japan, during and after seismic activity in 1998: implications for the modification of ascending volcanic gases, Annal. Geophys., doi: 10.4401/ag-5182, 54, 187-197, 2011.
  • Ohba, T., Y. Daita, T. Sawa, N. Taira, and Y. Kakuage, Coseismic changes in the chemical composition of volcanic gases from the Owakudani geothermal area on Hakone volcano, Japan, Bull. Volcanol., doi: 10.1007/s00445-010-0445-9, 73, 457-469, 2011.
  • Ichihara, H., M. Uyeshima, S. Sakanaka, T. Ogawa, M. Mishina, Y. Ogawa, T. Nishitani, Y. Yamaya, A. Watanabe, Y. Morita, R. Yoshimura, Y. Usui, A fault-zone conductor beneath a compressional inversion zone, northeastern Honshu, Japan, Geophys. Res. Lett., doi:10.1029/2011GL047382, 38, L09301, 2011.
  • Shinohara, H., J. Hirabayashi, K. Nogami and M. Iguchi, Evolution of volcanic gas composition during repeated culmination of volcanic activity at Kuchinoerabujima volcano, Japan, J. Volcanol. Geotherm. Res., doi:10.1016/j.jvolgeores.2011.01.011, 202, 107-116, 2011.
  • Aizawa, K., W. Kanda, Y. Ogawa, M. Iguchi, A. Yokoo, H. Yakiwara, T. Sugano, Temporal changes in electrical resistivity at Sakurajima volcano from continuous magnetotelluric observations, J. Volcanol. Geotherm. Res., 199, 165-175, 2011.
2010
  • Asamori, K., K. Umeda, Y. Ogawa, T. Oikawa, Electrical resistivity structure and helium isotopes around Naruko Volcano, northeastern Japan and its implication for the distribution of crustal magma, Int. J. Geophys., 2010, 738139, doi:10.1155/2010/738139, 2010.
  • Pulkkinen, A., Kataoka, R., Watari, S., Ichiki, M., Modeling geomagnetically induced currents in Hokkaido, Japan, Advances in Space Research, 46, 1087-1093, 2010.
  • Yoshida Y, Issa, Kusakabe M, Satake H, Ohba T, An efficient method for measuring CO2 concentration in gassy lakes: Application to Lakes Nyos and Monoun, Cameroon. Geochem. J., 44, 441-448, 2010.
  • Aizawa, K., A. Yokoo, W. Kanda, Y. Ogawa, M. Iguchi, Magnetotelluric pulses generated by volcanic lightning at Sakurajima volcano, Japan, Geophys. Res. Lett.37, L17301, doi:10.1029/2010GL044208, 2010.
  • 寺田暁彦, 火山における熱観測, 火山, 55, 155-163, 2010.
  • Yamaguchi, S., Y. Ogawa, K. Fuji-ta, N. Ujihara, H. Inokuchi, and N. Oshiman, Audio-frequency magnetotelluric imaging of the Hijima fault in the Yamasaki fault system, southwest Japan, Earth Planets Space, 62(4), 401-411, 2010.
  • Okubo, A., Kanda, W., Numerical simulation of piezomagnetic changes associated with hydrothermal pressurization, Gephys. J. Int., 181, 1343-1361, 2010.
  • Kanda, W., M. Utsugi, Y. Tanaka, T. Hashimoto, I. Fujii, T. Hasenaka, N. Shigeno, A heating process of Kuchi-erabu-jima volcano, Japan, as inferred from geomagnetic field variations and electrical structure, J. Volcanol. Geotherm. Res., 189, 158-171, 2010.
  • Ohba, T., Sawa, T., Taira, N., Yang, T.F., Lee, H.F., Lan, T.F., Ohwada, M., Morikawa, N., Kazahaya, K., Magmatic fluids at Tatun volcanic group, Taiwan, Appl. Geochem., 25, 513-523, 2010.
2009
  • Onizawa, S., H. Oshima, H. Aoyama, T. Maekawa, A. Suzuki, H. Miyamachi, T. Tsutsui, T. Matsushima, S. Tanaka, J. Oikawa, N. Matsuwo, K.,Yamamoto, T. Shiga and T. Mori, Basement structure of Hokkaido Komagatake Volcano, Japan, as revealed by artificial seismic survey, J.Volcanol. Geotherm. Res., 183, 3-4, 245-253, 2009.
  • 内田東, 佐藤孝久, 山下隆丞, 寺田暁彦, 噴気地における地表面温度と放熱率の経験的関係-赤外カメラと氷箱熱流計測による同時観測実験-, 火山, 54, 199-208, 2009.
  • Aoki, Y., M. Takeo, H. Aoyama, J. Fujimatsu, S. Matsumoto, H. Miyamachi, H. Nakamichi, T. Ohkura, T. Ohminato, J. Oikawa, R. Tanada, T. Tsutsui, K. Yamamoto, M. Yamamoto, H. Yamasato, T. Yamawaki, P-wave velocity structure beneath Asama Volcano, Japan, inferred from active source seismic experiment, J. Volcanol. Geotherm. Res., 187, 272-277, 2009.
  • 寺田暁彦,吉川 慎, 接近困難な強酸性火口湖における観測技術-水温モニタリング・湖水および湖底泥の採取-, 日本地熱学会誌, 31, 117-128, 2009.
  • Miyabuchi, Y. and Terada, A., Subaqueous geothermal activity revealed by lacustrine sediments of the acidic Nakadake crater lake, Aso Volcano,  Japan, J. Volcanol. Geotherm. Res., 187, 140-145, 2009.
  • Yoshimura, R., N. Oshiman, M. Uyeshima, H. Toh, T. Uto, H. Kanezaki, Y.Mochido, K. Aizawa, Y. Ogawa, T. Nishitani, S. Sakanaka, M. Mishina, H.Satoh, T. Goto, T. Kasaya, S. Yamaguchi, H. Murakami, T. Mogi, Y.Yamaya, M. Harada, I. Shiozaki, Y. Honkura, S. Koyama, S. Nakao, Y.Wada, and Y. Fujita, Magnetotelluric Transect of the Niigata-Kobe Tectonic Zone, Central Japan: A Clear Correlation between Strain Accumulation and Resistivity Structure, Geophys. Res. Lett., 36, (20), L20311, doi.org/10.1029/2009GL040016, 2009.^ ^
  • Aizawa, K., Y. Ogawa, M. Mishina, K, Takahashi, S. Nagaoka, N. Takagi, S. Sakanaka, T. Miura, Structural controls on the 1998 volcanic unrest at Iwate Volcano: relationship between shallow electric resistive body and possible magmatic fluid ascent route, J. Volcanol. Geotherm. Res., 187, 131-139, 2009.
  • Ingham, M.R. , H.M. Bibby, W. Heise, K.A. Jones, P. Cairns, S.Dravitzki, S.L. Bennie, T.G. Caldwell and Y. Ogawa, A magnetotelluric study of Mount Ruapehu volcano, New Zealand, Geophys. J. Int., 179, 887-904, doi:10.1111/j.1365-246X.2009.04317.x, 2009.
  • Honkura, Y., Y. Ogawa , M. Matsushima, S. Nagaoka, N. Ujihara, and T.Yamawaki, A model for observed circular polarized electric fields coincident with the passage of large seismic waves, J. Geophys. Res., 114, B10103, doi:10.1029/2008JB006117, 2009.
  • Wannamaker, P.E., T.G. Caldwell, G. R. Jiracek, V. Maris, G.J. Hill, Y.Ogawa, H. M. Bibby, S. B. Bennie, and W. Heise, The fluid and deformation regime of an advancing subduction system; Marlborough, New Zealand, Nature, 460, 733-736, doi:10.1038/nature08204, 2009.
  • Kaya, T., S. B. Tank, M. K. Tuncer, I. I. Rokoityansky, E. Tolak, and T.Savchenko, Asperity along the North Anatolian Fault imaged by magnetotellurics at Duzce, Turkey, Earth Planets Space, 61, 871-884, 2009.
  • Aizawa, K., Y. Ogawa, and T. Ishido, Groundwater flow and hydrothermal systems within volcanic edifices: delineation by electric self-potential and magnetotellurics, J. Geophys. Res., 114, B01208, doi:10.1029/2008JB005910, 2009.
  • Kusakabe, M., NAGAO, K., OHBA, T., Seo, J.H., Park, S.H., Lee, J., and Park, B.K., Noble gas and stable isotope geochemistry of thermal fluids from Deception Island, Antarctica, Antarctic Science, 21, 255-267, doi:10.1017/S0954102009001783, 2009.
2008
  • Iguchi, M., H. Yakiwara,, T. Tameguri, M. Hendrasto, J. Hirabayashi, Mechanism of explosive eruption revealed by geophysical observations at the Sakurajima, Suwanosejima and Semeru volcanoes, J. Volcanol. Geotherm. Res., 178, 1, 1-9, 2008.
  • Ichihara, H., R. Honda, T. Mogi, H. Hase, H. Kamiyama, Y. Yamaya and Y.Ogawa, Resistivity structure around focal area of the 2004 southern Rumoi-Nanbu Earthquake (M6.1), Earth Planets Space, 60, 883-888, 2008.
  • Aizawa, K., Classification of self-potential anomalies on volcanoes and possible interpretations for their subsurface structure, J. Volcanol. Geotherm. Res., 175, 3, 253-268, 2008.
  • Aizawa, K., Y. Ogawa, T. Hashimoto, T. Koyama, W. Kanda, Y. Yamaya, M. Mishina, T. Kagiyama, Shallow resistivity structure of Asama volcano and its implications for magma ascent process in the 2004 eruption, J. Volcanol. Geotherm. Res., 173, 165-177, 2008.
  • Aizawa, K., M. Uyeshima, and K. Nogami, Zeta potential estimation of volcanic rocks on 11 island arc-type volcanoes in Japan: Implication for the generation of local self-potential anomalies, J. Geophys. Res., 113, B02201, doi:10.1029/2007JB005058, 2008.
  • Ohba, T., K. Nogami, J. Hirabayashi and T. Mori, Isotopic fractionation of SO2 and H2S gases during the absorption by KOH solution, with the application to volcanic gas monitoring at Miyakejima Island, Japan, Geochem. J., 42, 1, 119-131, 2008.
  • Ohba, T., J. Hirabayashi, K. Nogami, M. Kusakabe and M. Yoshida, Magma degassing process during the eruption of Mt. Unzen, Japan in 1991 to 1995: Modeling with the chemical composition of volcanic gas, J. Volcanol. Geotherm. Res., 175, 120-132, doi:10.1016/j.jvolgeores.2008.03.040, 2008.
  • Kusakabe, M., T. Ohba, Issa, Y. Yoshida, H. Satake, T. Ohizumi, W. C. Evans, G. Tanyileke and G. W. Kling, Evolution of CO2 in Lakes Monoun and Nyos, Cameroon, before and during controlled degassing , Geochem. J., 42, 93-118, 2008.
  • Shinohara, H., T. Ohba, K, Kazahaya and H. Takahashi, Origin of volcanic gases discharging from a cooling lava dome of Unzen volcano, Japan, J. Volcanol. Geotherm. Res., 175, 133-140, doi:10.1016/j.jvolgeores.2008.03.024, 2008.
  • 筒井智樹, 鬼澤真也, 森健彦, 野上健治, 平林順一, 小川康雄, 高木憲朗, 鈴木敦生, 及川純, 中道治久, 吉川慎, 松島健, 草津白根火山白根火砕丘の地震反射断面一擬似反射記録法による反射断面の推定一, 火山, 53, 1-14, 2008.
  • Yoshimura, R., N. Oshiman, M. Uyeshima, Y. Ogawa, M. Mishina, H. Toh, S. Sakanaka, H. Ichihara, I. Shiozaki, T. Ogawa, T. Miura, S. Koyama, Y. Fujita, K. Nishimura, Y.Takagi, M. Imai, R. Honda, S. Yabe, S. Nagaoka, M. Tada, and T. Mogi, Magnetotelluric observations around the focal region of the 2007 Noto Hanto Earthquake (Mj6.9), Central Japan, Earth Planets Space, 60, 117-122, 2008.
2007
  • Ohba, T., Formation process of recent fumarolic gases at the Mt. Mihara summit peak of the Izu-Oshima volcano, Japan, Earth Planets Space, 59, 1127-1133, 2007.
  • 大場武, 澤毅, 平徳泰, 大和田道子, 森川徳敏, 風早康平, 箱根カルデラ中央火口丘熱水系における火山性流体の化学的進化神奈川県温泉地学研究所報告, 39, 1-42, 2007.
  • Heise, W., H. M. Bibby, T. G. Caldwell, S.C. Bannister, Y. Ogawa, S. Takakura, and T. Uchida, Melt distribution beneath a young continental rift: The Taupo Volcanic Zone, New Zealand, Geophys. Res. Lett., 34, L14313, doi:10.1029/2007GL029629, 2007.
  • Popova I. V., and Y. Ogawa, Application of a modified Hopfield neural network to noisy magnetotelluric data, Izvestiya - Phys. Solid Earth, 43, 3, 217-224, 2007.
2006
  • Toh, H., K. Baba, M. Ichiki, T. Motobayashi, Y. Ogawa, M. Mishina, and I. Takahashi, Two-dimensional electrical section beneath the eastern margin of Japan Sea, Geophys. Res. Lett., 33, L22309, doi:10.1029/2006GL027435, 2006.
  • Mori T., Kazahaya K., Ohwada M., Hirabayashi J., Yoshikawa S., Effect of UV scattering on SO2 emission rate measurements, Geophys. Res. Lett., 33, L17315, 2006.
  •  Nurhasan , Y. Ogawa , N. Ujihara, S.B. Tank , Y. Honkura, S. Onizawa,, T. Mori , and M. Makino, Two electrical conductors beneath Kusatsu-Shirane volcano, Japan, imaged by audiomagnetotellurics and their implications for hydrothermal system, Earth Planets Space, 58, 1053-1059, 2006.
  • Sawa T., T. Ohba, J. Hirabayashi, The hydrothermal system beneath Owakudani on Hakone Volcano, Japan, traced by stable isotopic ratios of H2O, J. Nucl. Sci. Technol., 43, 468-473, 2006.
  • Umeda, K., K. Asamori, T. Negi and Y. Ogawa, Magnetotelluric imaging of crustal magma storage beneath Mesozoic crystalline mountains in a non-volcanic region, Northeast Japan, Geochem. Geophys. Geosyst., 7, Q08005 doi:10.1029/2006001247, 2006.
  • Nogami, K., M. Iguchi, K. Ishihara, J. Hirabayashi, and D. Miki, Behavior of fluorine and chlorine in volcanic ash of Sakurajima volcano, Japan in the sequence of its eruptive activity, Earth Planets Space, 58, 595-600, 2006.
  • Umeda, K., Y. Ogawa, K. Asamori, and T. Oikawa, Aqueous fluids derived from a subducting slab: observed high 3He emanation and conductive anomaly in a non-volcanic region, Kii Peninsula southwest Japan, J. Volcanol. Geotherm. Res., 149, 47-61, 2006.
  • Onizawa, S., H. Oshima, H. Aoyama, H. Y. Mori, T. Maekawa, A. Suzuki, T. Tsutsui, N. Matsuwo, J. Oikawa, T. Ohminato, K. Yamamoto, T. Mori, T. Taira, H. Miyamachih and H. Okada, P-wave velocity structure of Usu volcano: Implication of structural controls on magma movements and eruption locations, J. Volcanol. Geotherm. Res., 160, 175-194, 2006.
2005
  • Kling, G.W., W.C. Evans , G. Tanyileke, M. Kusakabe, T. Ohba, Y. Yoshida, J.V. Hell, Degassing Lakes Nyos and Monoun: Defusing certain disaster, Proc. Natl. Acad. Sci. USA, 102, 14185-14190, 2005.
  • Aizawa, K., R. Yoshimura, N. Oshiman, K. Yamazaki, T. Uto, Y. Ogawa, S. B. Tank, W. Kanda, S. Sakanaka, Y. Furukawa, T. Hashimoto, M. Uyeshima, T. Ogawa, I. Shiozaki, T. Hurst, Hydrothermal System beneath Mt. Fuji volcano inferred from Magnetotellurics and Electric Self-potential, Earth Planet. Sci. Lett., 235, 343-355, 2005.
  • Uyeshima, M., Y. Ogawa, Y. Honkura, S. Koyama, N. Ujihara, T. Mogi, Y. Yamaya, M.. Harada, S. Yamaguchi, I.Shiozaki, T. Noguchi, Y. Kuwaba, Y. Tanaka, Y. Mochido, N. Manabe, M. Nishihara, M. Saka and M. Serizawa, Resistivity imaging across the source region of the 2004 Mid-Niigata Prefecture earthquake (M6.8), central Japan, Earth Planets Space, 57, 441-446, 2005.
  • Tank, S.B., Y. Honkura, Y. Ogawa, M. Matsushima, N. Oshiman, M. K. Tuncer, C. Celik, E. Tolak, and A. M. Isikara, Magnetotelluric imaging of the fault rupture area of the 1999 Izmit (Turkey) earthquake, Phys. Earth Planet. Inter., 150, 213-225, 2005.
2004
  • Nogami, K., Relationship in chemical composition between mother solution and allophane-like aluminosilicate precipitate through neutralization of acid hydrothermal water by seawater, Earth Planets Space, 56 (4): 457-462, 2004.
  • Kazahaya K, Shinohara H, Uto K, Odai M, Nalkahori Y, Mori H, Iino H, Miyashita M, Hirabayashi J, Gigantic SO2 emission from Miyakejima volcano, Japan, caused by caldera collapse, Geology, 32 (5): 425-428, 2004.
  • Takano B, Suzuki K, Sugimori K, Ohba T, Fazlullin SM, Bernard A, Sumarti S, Sukhyar R, Hirabayashi M, Bathymetric and geochemical investigation of Kawah Ijen crater lake, east Java, Indonesia, J. Volcanol. Geotherm. Res., 135 (4): 299-329, 2004.
  • Ogawa Y. and Y. Honkura, Mid-crustal electrical conductors and their correlations to seismicity and deformation at Itoigawa-Shizuoka Tectonic Line, Central Japan, Earth Planets Space, 56, 1285-1291, 2004.
  • Rao, C. K., Y. Ogawa, S. G. Gokarn and G. Gupta, Electromagnetic Imaging of magma across the Narmada Son lineament, Central India, Earth Planets Space, 56, 229-238, 2004.
  • Ujihara, N., Y. Honkura, Y. Ogawa, Electric and magnetic field variations arising from the seismic dynamo effect for aftershocks of the M7.0 earthquake of 26 May 2003 off Miyagi Prefecture, NE Japan, Earth Planets Space, 56, 115-123, 2004.
2003
  • Ohwada, M., Ohba, T., Hirabayashi, J., Nogami, K., Nakamura, K., Nagao K, Interaction between magmatic fluid and meteoric water, inferred from O-18/O-16 and Ar-36/H2O ratios of fumarolic gases at the Kusatsu Shirane volcano, Japan, Earth Planets Space, 55 (2): 105-110 2003.
  • Tank, S. B., Y. Honkura, Y. Ogawa, N. Oshiman, M. K.Tuncer, C. Celik, E. Tolak, and A. M. Isikara, Resistivity structure in the western part of the fault rupture zone associated with the 1999 Izmit earthquake and its seismogenic implication, Earth Planets Space, 55, 437-442, 2003.
  • Giggenbach,W., Shinohara,H., Kusakabe,M., Ohba,T., Formation of acid volcanic brines through interaction of magmatic gases, seawater, and rock within the WhiteIsland volcanic-hydrothermal system, New Zealand, Soc.Econ.Geol.Special Pub., 10, 19-40, 2003.
2002
  • Nogami, K., Hirabayashi, J., Nishimura, Y., Suzuki, A., Nature and origin of volcanic ash in the 2000 eruption of Usu volcano, southwestern Hokkaido, Japan, Earth Planets Space, 54, 993-998 2002.
  • Ogawa, Y., S. Takakura, and Y. Honkura, Resistivity structure across Itoigawa-Shizuoka tectonic line and its implications for concentrated deformation, Earth Planets Space, 54, 1115-1120, 2002.
  • Ogawa Y., On two-dimensional modeling of magnetotelluric field data, Surv. Geophys., 23, 251-273, 2002.
2001
  • Nogami K, Hirabayashi J, Ohba T, Ossaka J, Yamamoto M, Akagi S, Ozawa T, Yoshida M, Temporal variations in the constituents of volcanic ash and adherent water-soluble components in the Unzen Fugendake eruption during 1990-1991, Earth Planets Space, 53 (7): 723-730 2001.
  • Mitsuhata, Y., Y. Ogawa, M. Mishina, T. Kono, T. Yokokura and T. Uchida, Electromagnetic heterogeneity of the seismogenic region of 1962 M6.5 Northern Miyagi Earthquake, northeastern Japan, Geophys. Res. Lett., 28, 4371-4374, 2001.
  • Matsushima N., H. Oshima, Y. Ogawa, S. Takakura, H. Satoh, M. Utsugi, and Y. Nishida, Magma prospecting in Usu volcano, Hokkaido, Japan, using magnetotelluric soundings, J. Volcanol. Geotherm. Res., 109 (4), 263-277, 2001.
  • Ogawa Y., M. Mishina, T. Goto, H. Satoh, N. Oshiman, T. Kasaya, Y. Takahashi, T. Nisitani, S. Sakanaka, M. Uyeshima, Y. Takahashi, Y. Honkura, and M. Matsushima, Magnetotelluric imaging of fluids in intraplate earthquakes zones, NE Japan back arc, Geophys. Res. Lett., 28, 3741-3744, 2001.
  • Satoh H., Y. Nishida, Y. Ogawa, M. Takada, and M. Uyeshima, Crust and upper mantle resistivity structure in the southwestern end of the Kuril Arc as revealed by the joint analysis of conventional MT and network MT data, Earth Planets Space, 53, 829-842, 2001.

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