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Publications 2004
Araki, E., M. Shinohara, S. Sacks, A. Linde, T. Kanazawa, H. Shiobara, H. Mikada, and K. Suyehiro, Improvement of Seismic Observation in the Ocean by Use of Seafloor Boreholes, Bull. Seism. Soc. Am., 94, 678-690, 2004.
Fukao, Y., T. Koyama, M. Obayashi, and H. Utada, Trans-pacific temperature field in the mantle transition region derived from seismic and electromagnetic tomography, Earth Planet. Sci. Lett., 217, 425-434, 2004.
Ichihara, M., and M. Kameda, Propagation of acoustic waves in a visco-elastic two-phase system: Influences of the liquid viscosity and the internal diffusion, J. Volcanol. Geotherm. Res., 137, 1-3, 73-91, 2004.
Ichihara, M., H. Okunitani, Y. Ida, and M. Kameda, Dynamics of bubble oscillation and wave propagation in viscoelastic liquids, J. Volcanol. Geothermal. Res., 129, 1-3, 37-60, 2004.
Isse, T., H. Shiobara, Y. Fukao, K. Mochizuki, T. Kanazawa, H. Sugioka, S. Kodaira, R. Hino, and D. Suetsugu, Rayleigh wave phase velocity measurements across the Philippine sea from a broad-band OBS array, Geophys. J. Int., 158, 257-266, 2004.
Marchetti, E., M. Ichihara, and M. Ripepe, Propagation of acoustic waves in a visco-elastic two-phase system: influence of the gas bubble concentration, J. Volcanol. Geotherm. Res., 137, 1-3, 93-108, 2004.
Matsubara, W., K. Yomogida, J. Koyama, M. Kasahara, M. Ichiyanagi, H. Kawakatsu, and M. Yamamoto (2004), Distibution and characteristics in waveform and spectrum of seismic events associated with the 2000 eruption of My. Usu, , J. Vol. Geothermal Res., 136, 141-158.
Obayashi, M., D. Suetsugu, and Y. Fukao, PP-P differential traveltime measurement with crustal correction, Geophys. J. Int., 157, 1152-1162, 2004.
Oki, S., Y. Fukao, and M. Obayashi, Reference frequency of teleseismic body waves, J. Geophys. Res., 109, B04304, doi:10.1029/2003JB002821, 2004.
Perrier, F., P. Morat, T. Yoshino, O. Sano, H. Utada, O. Gensane, and J. L. LeMouel, Seasonal thermal signatures of heat transfer by water exchange in an underground vault, Geophys. J. Int., 158, 372-384, 2004.
Shimizu, H., and H. Utada, The feasibility of using decadal caanges in the geoelectric field to probe Earth’s core, Phys. Earth Planet. Inter., 142, 297-319, 2004.
Shito, A., S. Karato, and J. Park, Frequency dependence of Q in Earth ’s upper mantle inferred from continuous spectra of body waves, Geophys. Res. Lett., 31, L12603, doi:10.1029/2004GL019582, 2004.
Takeuchi, N., and M. Kobayashi, Improvement of Seismological Earth Models by Using Data Weighting in Waveform Inversion, Geophys. J. Int., 158, 681-694, 2004.
Tanaka, A., M. Yamano, Y. Yano, and M. Sasada, Geothermal gradient and heat flow data in and around Japan (I): Appraisal of heat flow from geothermal gradient data, Earth Planets Space, 56, 1191-1194, 2004.
Toh, H., Y. Hamano, M. Ichiki, and H. Utada, , EOS, 85, 467 and 473, 2004., Geomagnetic observatory operates at the seafloor in the northwest Pacific Ocean, EOS (Trans. Am. Geophys. Union), 85, 467, 473-467, 473, 2004.

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