A resistivity cross-section of Usu volcano, Hokkaido, Japan, by audiomagnetotelluric soundings

Earth, Planets and Space

Volumn 50, Issue 4, 1998, Pages 339-346

  Ogawa, Y ^a   Matsushima, N ^a   Oshima, H ^b   Takakura, S ^a   Utsugi, M ^b   Hirano, K ^b   Igarashi, M ^b   Doi, T ^b  

^a GEOLOGICAL SURVEY OF JAPAN   (Japan)

^b HOKKAIDO UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

AUDIOMAGNETOTELLURIC SOUNDING; RESISTIVITY; VOLCANO;

JAPAN;

EID: 0031715699     PISSN: 13438832     EISSN: 18805981     Source Type: Journal    
DOI: 10.1186/BF03352120     Document Type: Article

References (13)

1. Ballestracci, R. and Y. Nishida, Fracturing associated with the 1977-1978 eruption of Usu volcano, north Japan, as revealed by geophysical measurements. J. Volcano Geotherm. Res., 94, 1913-1925, 1987.
2. Groom, R. W and R. C. Bailey, Decomposition of magnetotelluric impedance tensor in the presence of local three-dimensional galvanic distortion, J. Geophys Res., 94, 1913-1925, 1989.
3. Katsui, Y., H. Komuro, and T. Uda, Development of faults and growth of Usu-Shmzan cryptodome in 1977-1978 at Usu volcano, North Japan, Jour Fac. Sci., Hokkaido Univ., Ser. IV, 21, 339-362, 1985.
4. Matsushima, N , M. Michiwaki, N. Okazaki, R. Ichikawa, A. Takagi, Y Nishida, and H. Y. Mori, Self-potential studies in volcanic areas (2) - Usu, Hokkaido-Komagatake and Me-akan, Jour. Fac. Sci., Hokkaido Univ., Ser. VII (Geophysics), 8, 456-477, 1990.
5. Nishida, Y. and E. Miyajima, Subsurface structure of Usu volcano, Japan, as revealed by detailed magnetic survey, J. Volcano. Geotherm Res., 22, 271-285, 1984.
6. Nishida, Y and H. Tomiyama, Self-potential studies in volcanic areas (1) - Usu volcano-, Jour. Fac. Sci., Hokkaido Univ., Ser. VII (Geophysics), 8, 173-190, 1987.
7. Nishida, Y., M. Utsugi, H. Oshima, T Kagtyama, T. Inoue, Y Morita, S. Shigehara, N. Matsushima, and T. Maekawa, Resistivity structure of Usu volcano as revealed by the magnetotelluric measurements. Geophysical Bulletin of Hokkaido University, 59, 151-162, 1996 (in Japanese).
8. Ogawa, Y. and T. Uchida. A two-dimensional magnetotelluric inversion assuming Gaussian static shift, Geophys. J. Int., 126, 69-76, 1996.
9. Okada, Hm., H. Watanabe, and I. Yokoyama, Seismological significance of the 1977-1978 eruptions and the magma intrusion process of Usu volcano, Hokkaido, J. Volcano Geotherm. Res., 9, 311-334, 1981.
10. Oshima, H., Gravity change associated with volcanic activity - Usu volcano, M.Sc. Thesis, Hokkaido University, 1979 (in Japanese).
11. Soya, T., Y. Katsui, K. Niida, and K. Sakai, Geological map of Usu volcano, in Geological Map of Volcanoes 2, Geological Survey of Japan, 1981.
12. Watanabe, H , H. Yamashita, and T. Maekawa, Electrical study of the J 977-1982 activity of Usu volcano. Geophysical Bulletin of Hokkaido University, 43, 31-40, 1984 (in Japanese).
13. Yokoyama, I., Y. Katsui, Y. Oba, and S. Ehara, Usu-zan, its volcanic geology, history of eruption, present state of activity, and prevention of disaster, Committee for Prevention of Disasters of Hokkaido, Sapporo, 1973 (in Japanese).