Publications in English        Koji Masuda    Home

• Kawakami,S., Mizutani, H., Masuda, K., Takagi, Y., Kumazawa, M., Kato, M.
  Impact Experiments in Ice
  Proc. 15th ISAS Lunar Planet. Sci. Symp., 141-151, 1982.

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• Mizutani, H., Yamada, I., and Masuda, K.
  Time-dependent properties of rocks and its implications on earthquake prediction
  Earthq. Predict. Res., 3, 595-605, 1985, doi.org/10.1007/978-94-017-2738-9_22. ¨PDF

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• Masuda, K., Mizutani, H., and Yamada, I.
  Experimental study of strain-rate dependence and pressure dependence of failure properties of granite
  J. Phys. Earth, 35, 37-66, doi.org/10.4294/jpe1952.35.37, 1987.

• Masuda, K., Mizutani, H., Yamada, I., and Imanishi, Y.
  Effects of water on time-dependent behavior of granite
  J. Phys. Earth, 36, 291-313, doi.org/10.4294/jpe1952.36.291, 1988.

• Yamada, I., Masuda, K., and Mizutani, H.
  Electromagnetic and acoustic emission associated with rock fracture
  Phys. Earth Planet. Inter., 57, 157-168, https://doi.org/10.1016/0031-9201(89)90225-2, 1989.

• Masuda, K., Nishizawa, O., Kusunose, K., Satoh, T., Takahashi, M., and Kranz, R. L.
  Positive feedback fracture process induced by nonuniform high-pressure water flow in dilatant granite
  J. Geophys. Res., 95, 21583-21592, doi:10.1029/JB095iB13p21583, 1990. ¨ LINK
• Kranz, R. L., Satoh, T., Nishizawa, O., Kusunose, K., Takahashi, M., Masuda, K., and Hirata, A.
  Laboratory study of fluid pressure diffusion in rock using acoustic emissions
  J. Geophys. Res., 95, 21593-21607, doi:10.1029/JB095iB13p21593, 1990. ¨ LINK
  (Correction, J. Geophys. Res., 96, 6171, doi:10.1029/91JB00114, 1991.) ¨ LINK

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• Masuda, K.
  P-coda amplitude as a measure of earthquake magnitude of local microearthquake
  J. Phys. Earth, 40, 565-572, doi.org/10.4294/jpe1952.40.565, 1992.

• Masuda, K., Nishizawa, O., Kusunose, K., and Satoh, T.
  Laboratory study of effects of in situ stress state and strength on fluid-induced seismicity
  Int. J. Rock Mech. Min. Sci. & Geomech.Abstr.,30, 1-10, 1993.
  https://doi.org/10.1016/0148-9062(93)90171-9 ¨ LINK

• Anderson, O. L., and Masuda, K.
  A thermodynamic method for computing thermal expansivity, ƒΏ, versus T along isobars for silicate perovskite
  Phys. Earth Planet. Inter., 85, 227-236, 1994.

• Anderson, O. L., Masuda, K., and Guo, D.
  Pure silicate perovskite and the PREM lower mantle model: a thermodynamic analysis
  Phys. Earth Planet. Inter., 89, 35-49, 1995.
• Anderson, O. L., Masuda, K. and Isaak, D. G.
  A new thermodynamic approach for high pressure physics
  Phys. Earth Planet. Inter., 91, 3-16, 1995.
• Isaak, D. G. and Masuda, K.
  Elastic and viscoelastic properties of ƒΏ-iron at high temperatures
  J. Geophys. Res., 100, 17689-17698, 1995. ¨ LINK
• Masuda, K. and Anderson, O. L.
  The isentropic density profile of silicate perovskite computed by the thermal pressure
  Geophys. Res. Lett., 22, 2211-2214, 1995. ¨ LINK

• Anderson, O. L., Masuda, K. and Isaak, D. G.
  Limits on the value of ƒΒ‚s and ƒΑ for MgSiO‚R@perovskite
  Phys. Earth Planet. Inter., 98, 31-46, 1996.

• Masuda, K., Anderson, O. L. and Erskine, D.
  Differential laser interferometer apparatus for measuring the thermal expansivity of minerals at high temperatures.
  Bull. Geol.Surv.Japan., 48 (5), 257-261, 1997.

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• Masuda, K., Nishizawa, O., Lei, X., Satoh, T., and Ito, H.
  Laboratory studies on fluid migration and fault growth in inhomogeneous rocks
  Rep. Geol.Surv.Japan, no. EQ/99/1C34-37C1999.

• Masuda, K., Erskine, D., and Anderson, O.L.
  Differential laser-interferometer for thermal expansion measurements
  American Mineralogist, 85, 279-282, 2000. DOI: https://doi.org/10.2138/am-2000-2-302 ¨ LINK
• Masuda, K., Doan, M. L., Nishizawa, O., Lei, and Ito, H.
  Laboratory study of fluid migration and fault growth
  Rep.Geol.Surv.Japan, no.EQ/00/1, 167-172C2000.
  

• Jouniaux, L., Masuda, K., Lei, X., Nishizawa, O., Kusunose, K., Liu, L., and Ma, W.
  Comparison of the microfracture localization in granite between fracturation and slip of a pre-existing macroscopic healed joint by acoustic emission measurements
  J. Geophys. Res., 106, 8687-8698, doi:10.1029/2000JB900411, 2001. ¨ LINK
• Masuda, K.
  Effects of water on rock strength in a brittle regime
  J. Struct. Geol., 23, 1653-1657, https://doi.org/10.1016/S0191-8141(01)00022-0, 2001.

• Masuda K., Fujimoto, K., and Arai, T.,
  A new gas-medium, high-pressure and high-temperature deformation apparatus at AIST, Japan,
  Earth, Planets and Space, 54, 1091-1094, 2002. ¨ LINK

• Schubnel, A., Nishizawa, O., Masuda, K., Lei, X.J., Xue,Z., and Gueguen, Y.,
  Velocity measurements and crack density determination during wet triaxial experiments on Oshima and Toki granites,
  Pure and Applied Geophysics, 160, 869-887, 2003.

• Xinglin Lei, Koji Masuda, Osamu Nishizawa, Laurence Jouniaux, Liqiang Liu, Wentao Ma, Takashi Satoh and Kinichiro KusunoseC
  Detailed analysis of acoustic emission activity during catastrophic fracture of faults in rock,
  J.Struct.Geol., 26, 247-258, 2004.

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• Keigo Kitamura, Koji Masuda, Miki Takahashi and Osamu Nishizawa,
  The influence of pore fluids on seismic wave velocities under high temperature and high pressure conditions,
  - Development of a new technique with gas apparatus at AIST, Japan -,
  Earth, Planets and Space, 58, 1515-1518, 2006.
  

• Kazuo Mizoguchi, Eiichi Fukuyama, Keigo Kitamura, Miki Takahashi, Koji Masuda and Kentaro Omura,
  Depth dependent strength of the fault gouge at the Atotsugawa fault, central Japan:
  a possible mechanism for its creeping motion,
  Phys. Earth Planet. Inter., 161, 115-125, 2007
  
• Miki Takahashi, Kazuo Mizoguchi, Keigo Kitamura and Koji Masuda,
  Effects of clay content on the frictional strength and fluid transport property of faults,
  J. Geophys. Res. 112, B8, B08206, doi:10.1029/2006JB004678, 2007
  
• Kazuo Mizoguchi, Miki Takahashi, Koji Masuda, Eiichi Fukuyama,
  Fault strength drop due to phase transitions in the pore fluid,
  Geophys.Res.Lett.,34, L09313, doi:10.1029/2007GL029345, 2007
  
• Minoru Ikehara, Tetsuro Hirono, Osamu Tadai, Masumi Sakaguchi, Hiroyuki Kikuta, Tatsuro Fukuchi, Toshiaki Mishima, Norihiro Nakamura, Kan Aoike, Koichiro Fujimoto, Yoshitaka Hashimoto, Tsuyoshi Ishikawa, Hisao Ito, Masataka Kinoshita, Weiren Lin, Koji Masuda, Takuo Matsubara, Osamu Matsubayashi, Kazuo Miz oguchi, Masafumi Murayama, Kenshiro Otsuki, Hiroki Sone, Miki Takahashi, Wataru Tanikawa, Masaharu Tanimizu, Wonn Soh, Song, Sheng-Rong,
  Low total and inorganic carbon contents within the Taiwan Chelungpu fault system
  Geochemical Journal, 41, Issue5, 391-396, 2007.
  

• Kazuo Mizoguchi, Miki Takahashi, Wataru Tanikawa, Koji Masuda, Sheng-Rong Song, Wonn Soh,
  Frictional strength of fault gouge in Taiwan Chelungpu fault obtained fromTCDP Hole B,
  Tectonophysics, 460, 198-205, 2008.
  

• Miki Takahashi, Kazuo Mizoguchi, Koji Masuda,
  Potential of phyllosilicate dehydration and dehydroxylation reactions to trigger earthquakes,
  J.Geophys.Res., 114, B02207, doi:10.1029/2008JB005630, 2009
  

• Keigo Kitamura, Miki Takahashi, Kazuo Mizoguchi, Koji Masuda, Hisao Ito, and Sheng-Rong Song,
  Effects of pressure on pore characteristics and permeability of porous rocks as estimated from seismic-wave velocities in cores from TCDP Hole-A,
  Geophys. J. Int., 182, 1148-1160, doi: 10.1111/j.1365-246X.2010.04694.x, 2010.
  

• Miki Takahashi, Shin-ichi Uehara, Kazuo Mizoguchi, Ichiko Shimizu, Keishi Okazaki, and Koji Masuda
  On the transient response of serpentine (antigorite) gouge to stepwise changes in slip velocity under high-temperature conditions,
  J. Geophys. Res., 116, B10405, doi:10.1029/2010JB008062, 2011.
  

• Koji Masuda, Takashi Arai, Koichiro Fujimoto, Miki Takahashi, and Norio Shigematsu
  Effect of water on weakening preceding rupture of laboratory-scale faults: Implications for long-term weakening of crustal faults,
  Geophys. Res. Lett., 39, L01307, doi:10.1029/2011GL050493, 2012.
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• Koji Masuda,
  Source duration of stress and water-pressure induced seismicity derived from experimental analysis of P wave pulse width in granite,
  Geophys. Res. Lett.,40, 3567-3571, DOI: 10.1002/grl.50691, 2013. ¨ LINK
  
• Koji Masuda,, Takashi Satoh, and Osamu Nishizawa,
  Ultrasonic Transmission and Acoustic Emission Monitoring of Injection-Induced Fracture Processes in Rock Samples,
  Proceedings of the 47th US Rock Mechanics/Geomechanics Symposium 23-26 June 2013, San Francisco, California, USA, ARMA13-295, 2013.
  

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• Koji Masuda,
  Laboratory evidence of strength recovery of a healed fault: Implications for a mechanism responsible for creating wide fault zones,
  Earth, Planets and Space, 67:204, DOI: 10.1186/s40623-015-0377-x, 2015. ¨ LINK

• Koji Masuda,
  Development of rock deformation techniques under high-pressure and high-temperature conditions,
  Evaluation of long-term geological processes by a compressed timescale process model [Translation from Synthesiology, Vol.9 No.2, pp.97-107 (2016)]
  Synthesiology English edition, Vol. 9, No. 2, 99-111, 2016. ¨ LINK

• Koji Masuda, Takashi Arai, Miki Takahashi,
  Effects of frictional properties of quartz and feldspar in the crust on the depth extent of the seismogenic zone,
  Progress in Earth and Planetary Science, 6:50, doi.org/10.1186/s40645-019-0299-5, 2019. ¨ LINK
  (2021 Paper Award, the Seismological Society of Japan(SSJ))

• Koji Masuda,
  Frictional properties of anorthite (feldspar): implications for the lower boundary of the seismogenic zone,
  Earth, Planets and Space 72, 135, doi.org/10.1186/s40623-020-01271-6, 2020. ¨ LINK

• Koji Masuda,
  Changes in crack shape and saturation in laboratory-induced seismicity by water infiltration in the transversely isotropic case with vertical cracks,
  Pure and Applied Geophysics, 178, 3829-3847, https://doi.org/10.1007/s00024-021-02866-0, 2021. ¨ LINK

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