Research activities of Yasumaro KAKEHI




Source process study using strong ground motions

　　High-frequency radiation process from envelope inversion of acceleration seismograms

　　　　Analyses of:
　　　　　1993 Kushiro-oki earthquake
　　　　　1993 Hokkaido-Nansei-oki earthquake
　　　　　1994 Northridge earthquake
　　　　　1995 Hyogo-ken Nanbu earthquake

　　 You can see figures here.


Publications

Kimura, T. and Y. Kakehi, Source process of the 2001 Hyogo-ken Hokubu, Japan, earthquake (Mw 5.2) and comparison between the aftershock activity and the static stress change, Bull. Seismol. Soc. Am., 95, 145-158, doi:10.1785/0120040012, 2005.

Kakehi, Y., Analysis of the 2001 Geiyo, Japan, earthquake using high-density strong ground motion data: Detailed rupture process of a slab earthquake in a medium with a large velocity contrast, J. Geophys. Res., 109, B08306, doi:10.1029/2004JB002980, 2004.

Kakehi Y., Power of high-density strong ground motion observation network: analysis of source process of the 2001 Geiyo earthquake, Chikyu Monthly, 25, 627-632, 2003. (in Japanese)

Kakehi, Y. and M. Yamauchi, Source process of an intraplate earthquake: analysis of an event which occurred in the subducting slab, Proceeding of US-Japan Cooperative Research for Urban Earthquake Disaster Mitigation: 2nd Workshop on Prediction of Strong Ground Motion in Urban Regions, 15-20, 2002.

Kakehi, Y., High-frequency radiation process of the 1994 Northridge earthquake, estimated from the envelope inversion of acceleration records, Proceeding of US-Japan Cooperative Research for Urban Earthquake Disaster Mitigation: Workshop on Prediction of Strong Ground Motion in Urban Regions, 17-23, 2001.

Kakehi Y., Modeling of high-frequency wave radiation process on the fault plane from the envelope fitting of acceleration records, Proc. 12th WCEEE, 2, 2275, 2000.

Kakehi, Y. and K. Irikura, High-frequency radiation process during earthquake faulting - envelope inversion of acceleration seismograms from the 1993 Hokkaido-Nansei-Oki earthquake, Bull. Seismol. Soc. Am., 87, 904-917, 1997.

Kakehi, Y., K. Irikura, and M. Hoshiba, Estimation of high-frequency wave radiation areas on the fault plane of the 1995 Hyogo-ken Nanbu earthquake by the envelope inversion of acceleration seismograms, J. Phys. Earth, 44, 505-517, 1996.

Sekiguchi, H., K. Irikura, T. Iwata, Y. Kakehi, and M. Hoshiba, Minute locating of faulting beneath Kobe and the waveform inversion of the source process during the 1995 Hyogo-ken Nanbu, Japan, earthquake using strong ground motion records, J. Phys. Earth, 44, 473-488, 1996.

Sekiguchi, H., K. Irikura, T. Iwata, Y. Kakehi, and M. Hoshiba, Determination of the location of faulting beneath Kobe during the 1995 Hyogo-ken Nanbu, Japan, earthquake from near-source particle motion, Geophys. Res. Lett., 23, 387-390, 1996.

Kakehi, Y. and K. Irikura, Estimation of high-frequency wave radiation areas on the fault plane by the envelope inversion of acceleration seismograms, Geophys. J. Int., 125, 892-900, 1996.

Kakehi, Y., K. Irikura, Y. Shiba, Strong motion simulation of the 1993 Kushiro-oki earthquake using the empirical Green's function method, Ann. Disaster Prevention Res. Institute, 37, 1994. (in Japanese)

Kakehi, Y. and T. Iwata, Rupture process of the 1945 Mikawa earthquake as determined from strong motion records, J. Phys. Earth, 40, 635-655, 1992.


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Last modified on 05/04/12