• 563 Citations
  • 13 h-Index
1994 …2020

Research output per year

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Research Output

2020

In-situ stress constraints on the focal mechanisms of induced seismicity

Mukuhira, Y., Ito, T., Fehler, M. C., Naoi, M., Moriya, H., Asanuma, H. & Häring, M. O., 2020, Rock Mechanics for Natural Resources and Infrastructure Development- Proceedings of the 14th International Congress on Rock Mechanics and Rock Engineering, ISRM 2019. da Fontoura, S. A. B., Rocca, R. J. & Mendoza, J. F. P. (eds.). CRC Press/Balkema, p. 1380-1387 8 p. (Rock Mechanics for Natural Resources and Infrastructure Development- Proceedings of the 14th International Congress on Rock Mechanics and Rock Engineering, ISRM 2019).

Research output: Chapter in Book/Report/Conference proceedingChapter

2019

In-situ acoustic emission monitoring in mines

Manthei, G., Plenkers, K., Philipp, J., Naoi, M., Moriya, H. & Nakatani, M., 2019 Jan 1.

Research output: Contribution to conferencePaper

Integration of underground mapping, petrology, and high-resolution microseismicity analysis to characterise weak geotechnical zones in deep South African gold mines

Mngadi, S. B., Durrheim, R. J., Manzi, M. S. D., Ogasawara, H., Yabe, Y., Yilmaz, H., Wechsler, N., Van Aswegen, G., Roberts, D., Ward, A. K., Naoi, M., Moriya, H., Nakatani, M., Ishida, A., SATREPS Team, T. & ICDP DSeis Team, DS. T., 2019 Feb, In : International Journal of Rock Mechanics and Mining Sciences. 114, p. 79-91 13 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Low SNR seismicity detection using features of 3D particle motions of direct P-waves

Mukuhira, Y., Poliannikov, O. V., Fehler, M. C. & Moriya, H., 2019 Jan 1, p. 2882-2886. 5 p.

Research output: Contribution to conferencePaper

2018
1 Citation (Scopus)

Emergence and disappearance of very small repeating earthquakes on a geological fault in a gold mine in South Africa

Yamaguchi, J., Naoi, M., Nakatani, M., Moriya, H., Igarashi, T., Murakami, O., Yabe, Y., Durrheim, R. & Ogasawara, H., 2018 Nov 13, In : Tectonophysics. 747-748, p. 318-326 9 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Hybrid focal mechanism determination: Constraining focal mechanisms of injection induced seismicity using in situ stress data

Mukuhira, Y., Fuse, K., Naoi, M., Fehler, M. C., Moriya, H., Ito, T., Asanuma, H. & Häring, M. O., 2018 Jan 1, In : Geophysical Journal International. 215, 2, p. 1427-1441 15 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Identification of microseismic multiplets in the frequency domain and interpretation of reservoir structure at Basel, Switzerland

Asanuma, H., Kumano, Y., Moriya, H., Niitsuma, H., Schanz, U. & Häring, M., 2018 Jan 1, 78th Society of Exploration Geophysicists International Exposition and Annual Meeting, SEG 2008. Society of Exploration Geophysicists, p. 1451-1455 5 p. (78th Society of Exploration Geophysicists International Exposition and Annual Meeting, SEG 2008).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Identification of similar seismic events using a phase-only correlation technique

Moriya, H., 2018 Apr 20, In : Construction and Building Materials. 168, p. 984-987 4 p.

Research output: Contribution to journalArticle

Spatial distribution of coherent microseismic events at Cooper Basin, Australia

Kumano, Y., Moriya, H., Asanuma, H., Wyborn, D. & Niitsuma, H., 2018 Jan 1, Society of Exploration Geophysicists - SEG International Exposition and 76tth Annual Meeting 2006, SEG 2006. Society of Exploration Geophysicists, p. 595-599 5 p. (Society of Exploration Geophysicists - SEG International Exposition and 76tth Annual Meeting 2006, SEG 2006).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2017

Observational studies in South African mines to mitigate seismic risks: challenges and achievements

SATREPS Team, 2017 Jan 1, ISRM AfriRock - Rock Mechanics for Africa. International Society for Rock Mechanics, p. 175-188 14 p. (ISRM AfriRock - Rock Mechanics for Africa; vol. 2017-October).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Pore pressure migration during hydraulic stimulation due to permeability enhancement by low-pressure subcritical fracture slip

Mukuhira, Y., Moriya, H., Ito, T., Asanuma, H. & Häring, M., 2017 Apr 16, In : Geophysical Research Letters. 44, 7, p. 3109-3118 10 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)
2015

Delineation of large localized damage structures forming ahead of an active mining front by using advanced acoustic emission mapping techniques

Moriya, H., Naoi, M., Nakatani, M., Aswegen, G. V., Murakami, O., Kgarume, T., Ward, A. K., Durrheim, R. J., Philipp, J., Yabe, Y., Kawakata, H. & Ogasawara, H., 2015 Oct 1, In : International Journal of Rock Mechanics and Mining Sciences. 79, p. 157-165 9 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Quasi-static slip patch growth to 20 m on a geological fault inferred from acoustic emissions in a South African gold mine

Naoi, M., Nakatani, M., Kgarume, T., Khambule, S., Masakale, T., Ribeiro, L., Philipp, J., Horiuchi, S., Otsuki, K., Miyakawa, K., Watanabe, A., Moriya, H., Murakami, O., Yabe, Y., Kawakata, H., Yoshimitsu, N., Ward, A., Durrheim, R. & Ogasawara, H., 2015 Mar 1, In : Journal of Geophysical Research: Solid Earth. 120, 3, p. 1692-1707 16 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Steady activity of microfractures on geological faults loaded by mining stress

Naoi, M., Nakatani, M., Otsuki, K., Yabe, Y., Kgarume, T., Murakami, O., Masakale, T., Ribeiro, L., Ward, A., Moriya, H., Kawakata, H., Durrheim, R. & gasawara, H., 2015 May 9, In : Tectonophysics. 649, p. 100-114 15 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Unexpectedly frequent occurrence of very small repeating earthquakes (-5.1 ≤ Mw ≤ -3.6) in a South African gold mine: Implications for monitoring intraplate faults

Naoi, M., Nakatani, M., Igarashi, T., Otsuki, K., Yabe, Y., Kgarume, T., Murakami, O., Masakale, T., Ribeiro, L., Ward, A., Moriya, H., Kawakata, H., Nakao, S., Durrheim, R. & Ogasawara, H., 2015 Dec 1, In : Journal of Geophysical Research: Solid Earth. 120, 12, p. 8478-8493 16 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2014

Frequency–Magnitude Distribution of −3.7 ≤ M W ≤ 1 Mining-Induced Earthquakes Around a Mining Front and b Value Invariance with Post-Blast Time

Naoi, M., Nakatani, M., Horiuchi, S., Yabe, Y., Philipp, J., Kgarume, T., Morema, G., Khambule, S., Masakale, T., Ribeiro, L., Miyakawa, K., Watanabe, A., Otsuki, K., Moriya, H., Murakami, O., Kawakata, H., Yoshimitsu, N., Ward, A., Durrheim, R. & Ogasawara, H., 2014, In : Pure and Applied Geophysics. 171, 10, p. 2665-2684 20 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)
2012

Ultrasonic measurement of bone thickness for spinal surgery

Yamada, M., Moriya, H., Iino, T., Kasai, Y., Sudo, A. & Uchida, A., 2012 Oct 1, In : IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 59, 9, p. 2077-2088 12 p., 6306031.

Research output: Contribution to journalArticle

2011
8 Citations (Scopus)
2010

Evaluation of fluid flow in enhanced geothermal reservoirs based on induced microseismic multiplets

Moriya, H., Niitsuma, H. & Baria, R., 2010 Dec 1, Geothermal Resources Council Annual Meeting 2010, Geothermal 2010. p. 371-374 4 p. (Transactions - Geothermal Resources Council; vol. 34 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Relationship between hypocentral distribution and geological structure in the Horonobe area, Northern Hokkaido, Japan

Tokiwa, T., Asamori, K., Hiraga, N., Yamada, O., Moriya, H., Hotta, H., Kitamura, I. & Yokota, H., 2010 Dec 1, ASME 2010 13th International Conference on Environmental Remediation and Radioactive Waste Management, ICEM2010. p. 117-122 6 p. (Proceedings of the International Conference on Radioactive Waste Management and Environmental Remediation, ICEM; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2009
8 Citations (Scopus)
2008

Development of a Numerical Model of Geothermal Heat Pump Systems for Integrated Renewable Energy System Simulator

Komantwa, Y., Moriya, H., Asanuma, H. & Nhtsuma, H., 2008 Jan, In : journal of the geothermal research society of japan. 30, 3, p. 215-226 12 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Identification of microseismic multiplets in the frequency domain and interpretation of reservoir structure at Basel, Switzerland

Asanuma, H., Kumano, Y., Moriya, H., Niitsuma, H., Schanz, U. & Häring, M., 2008 Jan 1, In : SEG Technical Program Expanded Abstracts. 27, 1, p. 1451-1455 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Mechanical and hydraulic coupling of injection-induced slip along pre-existing fractures

Nemoto, K., Moriya, H., Niitsuma, H. & Tsuchiya, N., 2008 Apr 1, In : Geothermics. 37, 2, p. 157-172 16 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Precise arrival time detection of polarized seismic waves using the spectral matrix

Moriya, H., 2008 Sep 1, In : Geophysical Prospecting. 56, 5, p. 667-676 10 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)
2006

Analysis of fracture propagation behavior using hydraulically induced acoustic emissions in the Bernburg salt mine, Germany

Moriya, H., Fujita, T., Niitsuma, H., Eisenblätter, J. & Manthei, G., 2006 Jan 1, In : International Journal of Rock Mechanics and Mining Sciences. 43, 1, p. 49-57 9 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Fault slip induced by injection of water and pore fluid flow

Nemoto, K., Moriya, H. & Niitsuma, H., 2006 May 15, WATER DYNAMICS: 3rd International Workshop on Water Dynamics. p. 182-184 3 p. (AIP Conference Proceedings; vol. 833).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Shear-wave splitting detected by using downhole triaxial seismic detector during dilation of artificial subsurface fracture

Moriya, H., Tanaka, K. & Niitsuma, H., 2006 Feb 1, In : Geophysical Journal International. 164, 2, p. 401-410 10 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Spatial distribution of coherent microseismic events at Cooper Basin, Australia

Kumano, Y., Moriya, H., Asanuma, H., Wyborn, D. & Niitsuma, H., 2006 Jan 1, In : SEG Technical Program Expanded Abstracts. 25, 1, p. 595-599 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2005

Development of a simulator for evaluating the dynamic behavior of an integrated renewable energy system with geothermal heat pump

Komaniwa, Y., Moriya, H., Asanuma, H. & Niitsuma, H., 2005 Dec 1, In : Transactions - Geothermal Resources Council. 29, p. 71-75 5 p.

Research output: Contribution to journalConference article

2 Citations (Scopus)

Estimation of detailed reservoir structure at Cooper Basin HDR field, Australia, by using microseismic multiplet

Kumano, Y., Moriya, H., Asanuma, H., Wyborn, D. & Niitsuma, H., 2005 Dec 1, In : Transactions - Geothermal Resources Council. 29, p. 93-97 5 p.

Research output: Contribution to journalConference article

Microseismicity and permeability enhancement of hydrogeologic structures during massive fluid injections into granite at 3 km depth at the Soultz HDR site

Evans, K. F., Moriya, H., Niitsuma, H., Jones, R. H., Phillips, W. S., Genter, A., Sausse, J., Jung, R. & Baria, R., 2005 Jan, In : Geophysical Journal International. 160, 1, p. 389-412 24 p.

Research output: Contribution to journalArticle

133 Citations (Scopus)
2004

Estimation of critical pore pressure for shear slip of fractures at the soultz hot dry rock geothermal reservoir using microseismic multiplets

Moriya, H., Niitsuma, H. & Baria, R., 2004, Elsevier Geo-Engineering Book Series. C ed. Elsevier Ltd, p. 691-695 5 p. (Elsevier Geo-Engineering Book Series; vol. 2, no. C).

Research output: Chapter in Book/Report/Conference proceedingChapter

Hydraulically induced slip due to fluid injection and pore fluid flow associated with the slip

Nemoto, K., Moriya, H. & Niitsuma, H., 2004 Dec 1, In : Transactions - Geothermal Resources Council. 28, p. 299-302 4 p.

Research output: Contribution to journalConference article

2003

Estimation of Fracture System and Stress State of Ogachi HDR Reservoir by Using AE Multiplet Analysis

Moriya, H., Mlyano, S., Nlltsuma, H. & Kaieda, H., 2003 Jan, In : journal of the geothermal research society of japan. 25, 1, p. 15-31 17 p.

Research output: Contribution to journalArticle

Multiplet-clustering analysis reveals structural details within the seismic cloud at the Soultz geothermal field, France

Moriya, H., Niitsuma, H. & Baria, R., 2003 Aug, In : Bulletin of the Seismological Society of America. 93, 4, p. 1606-1620 15 p.

Research output: Contribution to journalArticle

68 Citations (Scopus)
2002

Detailed fracture system of the Soultz-sous-Forêts HDR field evaluated using microseismic multiplet analysis

Moriya, H., Nakazato, K., Niitsuma, H. & Baria, R., 2002 Jan 1, In : Pure and Applied Geophysics. 159, 1-3, p. 517-541 25 p.

Research output: Contribution to journalArticle

42 Citations (Scopus)

Fracture System and Stress Field of Soultz Deep Reservoir Estimated by Multipletclustering Analysis of Induced Microseismic Events

Moriya, H., Miyano, S., Niitsuma, H. & Baria, R., 2002 Dec 1, In : Transactions - Geothermal Resources Council. p. 229-233 5 p.

Research output: Contribution to journalConference article

1 Citation (Scopus)
1999

Current status of seismic and borehole measurements for HDR/HWR development

Niitsuma, H., Fehler, M., Jones, R., Wilson, S., Albright, J., Green, A., Baria, R., Hayashi, K., Kaieda, H., Tezuka, K., Jupe, A., Wallroth, T., Cornet, F., Asanuma, H., Moriya, H., Nagano, K., Phillips, W. S., Rutledge, J., House, L., Beauce, A. & 2 others, Alde, D. & Aster, R., 1999 Aug 1, In : Geothermics. 28, 4-5, p. 475-490 16 p.

Research output: Contribution to journalArticle

31 Citations (Scopus)

Detection of traveltime delay caused by inflation of a single artificial fracture

Tanaka, K., Moriya, H., Asanuma, H., Niitsuma, H. & Hayashi, K., 1999 Jan 1, In : Geothermal Science and Technology. 6, 1-4, p. 181-200 20 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Ogachi HDR reservoir structure evaluated by microearthquake (AE) events

Kaieda, H., Jones, R. H., Moriya, H. & Sasaki, S., 1999 Dec 1, In : Transactions - Geothermal Resources Council. 23, p. 277-280 4 p.

Research output: Contribution to journalConference article

1 Citation (Scopus)
1996

Precise detection of a P-wave in low S/N signal by using time-frequency representations of a triaxial hodogram

Moriya, H. & Niitsuma, H., 1996, In : Geophysics. 61, 5, p. 1453-1466 14 p.

Research output: Contribution to journalArticle

30 Citations (Scopus)
1995

Characterization of subsurface crack systems by combining triaxial doublet analysis and focal mechanism analysis

Moriya, H. & Niitsuma, H., 1995 Dec 1, In : Geothermal Science & Technology. 5, 1-2, p. 123-146 24 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
1994

Precise source location of AE doublets by spectral matrix analysis of triaxial hodogram

Moriya, H., Nagano, K. & Niitsuma, H., 1994 Jan 1, In : Geophysics. 59, 1, p. 36-45 10 p.

Research output: Contribution to journalArticle

53 Citations (Scopus)