Welcome To My Home Page: Yuji Yagi

Self introduction Name : Yuji Yagi Special : Seismology Position : Research Scientist e-mail : Rsearch Subject : Source Process of Large Earthquake Aseismic Slip and Coseismic Slip

Current research

Source Process of Recent Large Earthquakes

We determined source process of large earthquakes using seismic waves.

• March 28, 2005 OFF COAST OF SUMATRA Great Earthqauke(NEW)
• December 26, 2004 OFF COAST OF NORTHERN SUMATRA Giant Earthqauke(NEW)
• December 27, 2003 Southeast of Loyalty Islands Earthquake
• December 26, 2003 Southeastern IRAN, Earthquake
• December 22, 2003 CENTRAL CALIFORNIA, earthquake
• September 26, 2003 Tokachi-oki, Japan, earthquake
• July 26, 2003 East of Honshu, Japan, earthquake
• July 15, 2003 CARLSBERG RIDGE Earthquake
• May 27, 2003 May 26, 2003 HALMAHERA, INDONESIA, earthquake
• May 26, 2003 Near East coast of Honshu, Japan, earthquake
• May 21, 2003 (Mw 6.7) Northern Algeria Earthquake
• January 22, 2003 (Mw 7.4) Colima, Mexico Earthquake
  
• November 2, 2002 (Mw 7.3) NORTHERN SUMATRA, INDONESIA EARTHQUAKE(NEW)
  

Publications

2004

• Yagi, Yuji ; T. Mikumo; J. Pacheco; G. Reyes, Source rupture process of the Tecoman, Colima, Mexico earthquake of January 22, 2003, determined by joint inversion of teleseismic body wave and near-field data (PDF), Bull. Seism. Soc. Am (in print)., 2003.
• Yagi, Yuji, Source rupture process of the 2003 Tokachi-oki earthquake determined by joint inversion of teleseismic body wave and strong ground motion data (PDF), Earth Planet and Space, 56, 311-316, 2004.

2003

• Yuji Yagi, Source process of large and significant earthquakes in 2003 (PDF), Bulletin of International Institute of Seismology and Earthquake Engineering , pp 145-153, 2003.
• Mikumo, Takeshi; Y. Yagi, Slip-weakening distance in dynamic rupture of in-slab normal-faulting earthquakes, Geophys. J. Int., 155, 443-445, 2003.
• Yagi, Yuji ; Masayuki Kikuchi; Takuya Nishimura, Co-seismic slip, post-seismic slip, and largest aftershock associated with the 1994 Sanriku-haruka-oki, Japan, earthquake. (PDF),Geophys. Res. Lett., 30, doi:10.1029/2003GL018189, 2003.
• Fukahata, Yukitoshi; Y. Yagi ; M. Matsu'ura, Waveform inversion for seismic source processes using ABIC with two sorts of prior constraints: Comparison between proper and improper formulations, Geophys. Res. Lett., 30, 10.1029/2002GL016293, 2003.
• Yagi, Yuji ; M. Kikuchi, Partitioning between seismogenic and aseismic slip as highlighted from slow slip events in Hyuga-nada, Japan (PDF), Geophys. Res. Lett., 30, doi:10.1029.2002GL015664, 2003. Copyright 2003 American Geophysical Union. Further reproduction or electronic distribution is not permitted.
• Mikumo, Takashi; K.B. Olsen; E. Fukuyama; Y. Yagi, Stress-breakdown time and slip-weakening distance inferred from slip-velocity functions on earthquake faults, Bull. Seism. Soc. Am., 93, 264-282, 2003.

2002

• Mikumo, Takeshi; Y. Yagi; S. K. Singh; M. A. Santoyo, Coseismic and postseismic stress changes in a subducting plate: Possible stress interactions between large interplate thrust and intraplate normal-faulting earthquakes, J. Geophys. Res., 107, 10.1029.2001JB000446, 2002.

2001

• Yuji Yagi; M. Kikuchi; T. Sagiya, Co-seismic slip, post-seismic slip, and aftershocks associated with two large earthquakes in 1996 in Hyuga-nada, Japan(PDF), Earth, Planets and Space, 53, pp 793-803, 2001.

2000

• Yuji Yagi and M. Kikuchi, Source rupture process of the Kocaeli, Turkey, earthquake of August17, 1999, obtained by joint inversion of near-field data and teleseismic data (PDF), Geophys. Res. Lett., Vol. 27, pp1969-1972, 2000. Copyright 2000 American Geophysical Union. Further reproduction or electronic distribution is not permitted.
• M. Kikuchi; Y. Yagi; Y Yamanaka, Source Process of Chi-Chi, Taiwan Earthquake of September 21, 1999 Inferred from Teleseismic Body waves, Bull. Earthq. Res. Inst. Univ. Tokyo, Vol. 75, pp1-13, 2000.

1999

• Yuji Yagi; Masayuki Kikuchi; Shingo Yoshida; Takeshi Sagiya, Comparison of the coseismic rupture with the aftershock distribution in the Hyuga-nada earthquakes of 1996 (PDF), Geophys. Res. Lett., Vol. 26, pp3161-3164, 1999. Copyright 1999 American Geophysical Union. Further reproduction or electronic distribution is not permitted.

Last UPDATE : June 7, 2003