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Takeshi
Nishimura Papers Nishimura, T. and Iguchi, M. Volcanic earthquakes and tremor in Nakahara,
H., H. Sato, T. Nishimura, and H. Fujiwara, Direct observation of
rupture propagation during the 2011 offthe Pacific
coast of Tohoku, Japan, earthquake (Mw 9.0) using a small seismic array, EPS,
(in press). Nishimura, T. and Ueki, S.,
Seismicity and magma supply rate of the 1998 failed eruption at Iwate
volcano,
, Synthesis of vector wave envelopes on the free surface of a random
medium for the vertical incidence of a plane wavelet based on the Markov
approximation, J. Geophys. Res., 115, B08306,
doi:10.1029/2009JB006955, 2010. Nishimura,
T., Volcano deformation caused by magma ascent in an open conduit, J. Volcanol. Geotherm. Res., 187,
178-192, 2009. Takahashi, T.,
Sato, H., Nishimura, T. and Obara, K., Tomographic inversion of the peak delay times
to reveal random velocity fluctuations in the lithosphere: method and
application to northeastern Sawazaki, K., Sato, H., Nakahara,
H. and Nishimura, T., Time-lapse changes of seismic velocity in the
shallow ground caused by strong ground motion shock of the 2000
Western-Tottori Earthquake, 西村太志,火山観測によるマグマの動態の把握，「火山爆発に迫る−噴火メカニズムの解明と火山災害の軽減」（井田喜明・谷口宏充編），東大出版会，13-21, 2009
, Recursive formula for the peak delay
time with travel distance in von Karman type non-uniform random media on the
basis of the Markov approximation, Geophys. J. Int. 173 (2), 534–545, 2008.
西村太志・浜口博之「火山性地震と火山性微動，「火山の事典」，朝倉出版，276-292, 2008. 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, 2007. Kubanza, M., T. Nishimura, and H. Sato, Evaluation
of strength of heterogeneity in the lithosphere from peak amplitude analyses
of teleseismic short-period vector P-waves, Geophys. J. Int., 171, 390-398, 2007. Takahashi, T., H. Sato, T.
Nishimura and K. Obara, Strong inhomogeneity beneath Quaternary volcanoes revealed from
the peak delay analysis of S-wave seismograms of microearthquakes
in northeastern Nakahara, H., K. Sawazaki, N. Takagi, T.
Nishimura, H. Sato, and H. Fujiwara, Strong ground motions recorded by a near-source seismographic array
during the 16 August 2005 Nishimura, T., Ground
deformation due to magma ascent with and without degassing, Geophys. Res. Lett., 33,
L23309, doi:10.1029/2006GL028101, 2006. Sawazaki, K. H. Sato,
H. Nakahara and T. Nishimura, Temporal Change in Site Response Caused
by Earthquake Strong Motion as Revealed from Coda Spectral Ratio Measurement,
Geophys. Res. Lett., 33,
L21303, doi:10.1029/2006GL027938, 2006. Kubanza, M., T. Nishimura and H. Sato, Spatial variation of lithospheric heterogeneity on the globe as revealed from transverse amplitudes of short-period teleseismic P-waves, Earth, Planets Space, 58, e45-e48, 2006. 西村太志・井口正人，「日本の火山性地震と微動」京都大学学術出版会，236p，2006. Shimomura, T. Nishimura and H. Sato, Bubble growth processes
in magma surrounded by an elastic medium, J. Volcanol.
Geotherm. Res., 155, 307-322, 2006. Nishimura, T., M. Ichihara,
and S. Ueki, Investigation of the Onikobe
geyser, NE Japan, by observing the ground tilt and flow parameters, Earth
Planets Space, 58, e21-e24, 2006. 西村太志・内田東，2004年浅間山で発生した爆発地震のシングルフォースモデルによる解析，火山，50，387-391，2005． Nishimura, T., S. Tanaka, T. Yamawaki, H. Yamamoto, T. Sano, M. Sato, H. Nakahara, N.
Uchida, S. Hori and H. Sato, Temporal changes in seismic velocity of the
crust around Iwate volcano, Japan, as inferred from analyses of repeated
active seismic experiment data from 1998 to 2003, Earth Planets
Space,57,491-505, 2005.(PDF:2,377kB) Nishimura, T., Pressure recovery in
magma due to bubble growth,Geophys.Res Lett, 31, L12613, doi:10.1029/2004GL019810, 2004.(PDF:182kB) Yamawakia,T., S. Tanaka, S. Ueki, H. Hamaguchi,H. Nakamichi, T.
Nishimura, J. Oikawa, T. Tsutsui,K. Nishi, H.
Shimizu, S. Yamaguchi, H. Miyamachi,H. Yamasato, Y. Hayashi . Three-dimensional P-wave velocity
structure of Bandai volcano in northeastern Yoshimoto, K., H. Fujisawa,
T. Okada, N. Umino, A. Hasegawa, K. Obara, K. Shiomi, H. Tsukahara, S.Okamoto, T. Kawanaka, H. Sato, T. Nishimura, Haruo Sato, and M. Ohtake, Moho and Philippine Sea plate structure beneath central
Honshu Island, Japan, from teleseismic receiver
functions, Earth Plantes Space, 56, 1271-1277,
2004. Yamawaki, T., T. Nishimura and H. Hamaguchi ，Temporal change of seismic structure around Iwate volcano inferred from waveform correlation analysis of similar earthquakes, Geophysical Research Letter, 31, doi:10.1029/2004GL021103，2004．(PDF:327kB) Nakamichi, H., H. Hamaguchi,
S. Tanaka, S. Ueki, T. Nishimura and A. Hasegawa, Source mechanisms of
deep and intermediate-depth low-frequency earthquakes beneath Iwate volcano,
northeastern Japan, Geophys. J. Int., 154, 811-828,
2003.(PDF: 1.076kB) Nishimura, T., and B. Chouet,
A numerical simulation of magma motion, crustal deformation, and seismic
radiation associated with volcanic eruptions, Geophys.
J. Int., 153, 699-718, 2003. (PDF: 1.735kB) #1 Nishimura, T., Yoshimoto, K., Ohtaki, T., Kanjo, K., and Purwana, I., Spatial distribution of lateral
heterogeneity in the upper mantle around the western Pacific region as
inferred from analysis of transverse components of teleseismic
P-coda,Geophys.
Res. Lett., 29(23),10.1029/2002GL015606，2002. 内田直希・西村太志・吉本和生・中原恒・佐藤春夫・大竹政和・田中聡・浜口博之，1998年岩手県内陸北部地震前後の地震波速度変化，地震2，55, 193-206, 2002． Nishimura T., S. Ueki, T. Yamawaki, S. Tanaka, H. Hashino,
M. Sato, H. Nakamichi and H. Hamaguchi,
Broadband seismic signals associated with the 2000 volcanic unrest of Mount
Bandai, Northeastern Japan, J. Volcanol. Geotherm. Res., 119, 51-59, 2002. Nakahara, H., T.
Nishimura, H. Sato, M. Ohtake, S. Kinoshita,
and H. Hamaguchi, Broad-band source process of the
1998 Tanaka, S, H. Hamaguchi, T. Nishimura, T. Yamawaki,
S. Ueki, H. Nakamichi, T. Tsutsui,
H. Miyamachi, N. Matsuwo,
J. Oikawa,T. Ohminato, K.
Miyaoka, S. Onizawa, T,
Mori, K. Aizawa, Three-dimensional P-wave velocity
structure of Iwate volcano, Japan from active seismic survey, Geophys. Res. Lett, 29(10),
10.1029/2002GL014983, 2002. Nishimura T., H. Nakamichi,
S. Tanaka, M. Sato, T. Kobayashi, S. Ueki, H. Hamaguchi,
M.Ohtake,and H. Sato, Source process of very long
period seismic events associated with the 1998 activity of Iwate Volcano,
northeastern Japan, J. Geophys. Res., 105,
19135-19147, 2000. Nishimura T., Nakahara, H., H. Sato, M. Ohtaka and T. Nishimura, Spatial distribution of high-frequency energy radiation
on the fault of the 1995 Hyogo-ken Nishimura, T., Source mecanisms
of volcanic explosion earthquakes: Single force and implosive sources, J.Volcanol. Geotherm. Res., 86,
97-106, 1998. Nakahara, H., T.
Nishimura, H. Sato, and M. Ohtake, Seismogram
envelope inversion for the spatial distribution of high-frequency energy
radiation from the earthquake fault: Application to the 1994 far east off Sanriku earthquake, Nishimura, T. , M. Fehler,
W. S. Baldridge, P. Roberts, and L. Steck, Heterogeneous structure around the Jemez Volcanic
Field，New Mexico, USA, as inferred
from the envelope inversion of active-experiment seismic data, Geophys. J. Int., 131, 667-681, 1997. Nishimura, T., Horizontal layered
structure with heterogeneity beneath continents and island arcs from particle
orbits of long-period P waves, Geophys. J. Int.,
127, 773- 782, 1996. Nishimura, T., H. Nakahara, H. Sato, and
M. Ohtake, Source process of the 1994 far east off Sanriku Earthquake, Japan, as inferred from a broad-band
seismogram, Tohoku Geophysical Journal, 34, No.4, 121-134, 1996. 筒井智樹ほか，人工地震探査による霧島火山群の地震波速度構造，火山, 41, 227-241, 1996. Hirata N., et al., Urgent
joint observation of aftershocks of the 1995 Hyogo-ken Nanbu
Earthquake, J. Phys. Earth, 44, 317-328, 1996. Nishimura, T., Source parameters of
volcanic eruption earthquakes at Mt. Tokachi,
Hokkaido, Japan, and a magma ascending model, J. Geophys.
Res., 100, 12,465- 12,473, 1995. Nishimura, T., H. Hamaguchi,
and Nishimura, T., Estimation of
Ishimoto-Iida's m-value for seismic sources included in volcanic tremor,
Bull. Volcanol. Soc. 西村太志，森田裕一，浜口博之，GPSを内蔵した小型データロガーの開発，地震2, 46, 79-83, 1994. Nishimura, T., and H. Hamaguchi,
Scaling law of volcanic explosion earthquake, Geophys.
Res. Lett., 20, 2,479-2,482, 1993. 森田裕一，西村太志，GPS受信機基板を用いた地震観測用高精度時計の製作，地震2, 46, 67-74, 1993. Hamaguchi, H., T. Nishimura,
and Nishimura, Y. H. Miyamachi, S. Ueki, T. Nishimura, H. Shimizu, S. Ohmi, and H. Okada, Joint seismometrical
observations by the National University Team during the 1988-1989 eruptive
activity of Mt. Tokachi, Hokkaido, Bull. Volcanol. Soc. 西村太志， L-4C型短周期地震計の固有周波数とダンピング定数の検定，地震2, 43, 279-282, 1990. #1 This is an electronic version of an article published in Geophysical
Journal International: complete citation information for the final version of
the paper, as published in the print edition of Geophysical Journal
International, is availableon the Blackwell Synergy
online delivery service, accessible via the journal's website at
http://www.blackwellpublishing.com/journals/GJI or http://www.blackwell-synergy.com Transactions
and Reports 大滝壽樹，神定健二，関口渉次，金嶋 聡，西村太志，石原 靖，Ibnu Purwana，インドネシアにおける広帯域地震観測網の設営と運用，地質調査研究報告，53， 445-459, 2002. 田中 聡ほか，岩手火山における人工地震探査―観測および初動読みとり―，地震研究所彙報，77，1-25，2002． 井口正人，山本圭吾，高山鉄朗，前川徳光，西村太志，橋野弘憲，八木原寛，平野舟一郎，京都大学防災研究所年報，44
B-1, 317-326，2001. 大滝壽樹，神定健二，金嶋聡，西村太志，石原靖，吉田康宏，原田智史，神谷真一郎，Sunarjo, インドネシアにおける広帯域地震観測網 JISNET, 地質調査所月報，51, 189-203, 2000. 西村太志，爆発的噴火の力学過程，月刊地球，22, 324-332, 2000. 西村太志，内田直希，佐藤春夫，大竹政和，田中聡，浜口博之，1998年９月３日岩手県内陸北部地震(M6.1)と岩手火山活動に伴う地殻構造の時間変化，月刊地球，27, 161-166, 1999. 西村太志，中道治久，田中聡，佐藤峰司，植木貞人，浜口博之，佐藤春夫，大竹政和，岩手火山1998年の長周期地震活動，月刊地球，21, 280-284, 1999. 中原恒，西村太志，佐藤春夫，大竹政和，木下繁夫，三浦哲，植木貞人，浜口博之，1998年9月3日岩手県内陸北部の地震(M6.1)の断層近傍で記録された強震動，月刊地球，21,322-326, 1999. Sato, H., H. Nakahara, T.
Nishimura, and M. Ohtake, Seismogram envelope
inversion for the energy radiation from an earthquake fault on the bases of
the radiative transfer theory, Proceedings of the 4th
SEGJ International Symposium (December 1998, Tokyo), 43-48, 1998. 鍵山恒臣ほか，霧島火山群における人工地震探査ー観測および初動読みとりー，地震研究所彙報，70, 33-60, 1995. 西村太志，浜口博之，諏訪之瀬島火山における空中垂直電解変動の観測，第２回諏訪之瀬島火山の集中総合観測-1989年-，95-100, 1993. 西村太志，田中和夫，笠原稔，浜口博之， N. Zana,
ニアムラギラ火山の側噴火に伴う微動の発生過程，月刊地球，14, 762-767, 1992. 浜口博之，西村太志， N. Zana,
ニイラゴンゴ火山の噴火と溶岩湖の消滅，月刊 地球，14, 768-767, 1992. 植木貞人，森田裕一，西村太志，浜口博之， 1989年伊豆半島東方沖海底火山噴火直後の精密震源分布，月刊地球， 13, 74-78, 1991. |
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