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4. Seismology

Page 4 of 11

  1. Slip phenomena on plate interfaces reflect the heterogeneous physical properties of the slip plane and, thus, exhibit a wide variety of slip velocities and rupture propagation behaviors. Recent findings on slo...

    Authors: Keita Nakamoto, Yoshihiro Hiramatsu, Takahiko Uchide and Kazutoshi Imanishi
    Citation: Earth, Planets and Space 2021 73:59

    The Correction to this article has been published in Earth, Planets and Space 2021 73:98

  2. The Mw7.0 2016 Kumamoto earthquake occurred on the previously mapped Futagawa–Hinagu fault causing significant strong ground motions. A ~ 30-km-long dextral surface rupture appeared on the major fault zone and...

    Authors: Daisuke Ishimura, Hiroyuki Tsutsumi, Shinji Toda, Yo Fukushima, Yasuhiro Kumahara, Naoya Takahashi, Toshihiko Ichihara and Keita Takada
    Citation: Earth, Planets and Space 2021 73:39
  3. The Seafloor Observation Network for Earthquakes and Tsunamis along the Japan Trench (S-net) is presently the world’s largest network of ocean bottom pressure sensors for real-time tsunami monitoring. This pap...

    Authors: Iyan E. Mulia and Kenji Satake
    Citation: Earth, Planets and Space 2021 73:36

    The Correction to this article has been published in Earth, Planets and Space 2021 73:69

  4. Distinct later phases of waves with rich high-frequency (> 8 Hz) components were observed for intraslab earthquakes that occurred at intermediate depths, particularly at depths exceeding 100 km, in the northea...

    Authors: Takahiro Shiina, Kei Katsumata, Kiyoshi Yomogida and Aitaro Kato
    Citation: Earth, Planets and Space 2021 73:33
  5. Although seismic amplitudes can be used to estimate event locations for volcanic tremors and other seismic events with unclear phase arrival times, the precision of such estimates is strongly affected by site ...

    Authors: Masashi Ogiso and Kiyoshi Yomogida
    Citation: Earth, Planets and Space 2021 73:29
  6. Laboratory experiments with seismic measurements have the potential to be highly useful for understanding the physical process of water-induced landslides, and fundamental experiments are helpful for the appro...

    Authors: Masayuki Nakayama, Hironori Kawakata, Shiro Hirano and Issei Doi
    Citation: Earth, Planets and Space 2021 73:25
  7. The east coast of the Tohoku district, Japan has a high seismicity, including aftershocks of the 2011 M9 Tohoku earthquake. We analyzed 1142 earthquakes with

    Authors: Takuji Yamada, Meitong Duan and Jun Kawahara
    Citation: Earth, Planets and Space 2021 73:18
  8. We propose a new waveform inversion method to estimate the 2D S-wave velocity structure of deep sedimentary layers using broadband Love waves. As a preprocessing operation in our inversion scheme, we decompose...

    Authors: Kentaro Kasamatsu, Hiroaki Yamanaka and Shin’ichi Sakai
    Citation: Earth, Planets and Space 2021 73:17
  9. We conducted centroid moment tensor (CMT) inversions of moderate (Mw 4.5–6.5) earthquakes in the Kanto region, Japan, using a local three-dimensional (3D) model. We then investigated the effects of our 3D CMT sol...

    Authors: Shunsuke Takemura, Kazuo Yoshimoto and Katsuhiko Shiomi
    Citation: Earth, Planets and Space 2021 73:15
  10. We quantitatively examined the influence of pore fluid pressure and coseismic stress changes on the seismicity rate changes that followed the 2016 Kumamoto earthquake, on the basis of two approaches. One is a ...

    Authors: Kodai Nakagomi, Toshiko Terakawa, Satoshi Matsumoto and Shinichiro Horikawa
    Citation: Earth, Planets and Space 2021 73:11

    The Correction to this article has been published in Earth, Planets and Space 2021 73:24

  11. Surface waves from the 2017 Mw8.2 Tehuantepec earthquake remotely triggered tectonic tremors in the Jalisco region, approximately 1000 km WNW in the northern Mexican subduction zone. This is the first observation...

    Authors: Masatoshi Miyazawa and Miguel Ángel Santoyo
    Citation: Earth, Planets and Space 2021 73:6
  12. The tectonic stress field was investigated in and around the aftershock area of the Hokkaido Eastern Iburi earthquake (MJMA = 6.7) occurred on 6 September 2018. We deployed 26 temporary seismic stations in the af...

    Authors: Yuki Susukida, Kei Katsumata, Masayoshi Ichiyanagi, Mako Ohzono, Hiroshi Aoyama, Ryo Tanaka, Masamitsu Takada, Teruhiro Yamaguchi, Kazumi Okada, Hiroaki Takahashi, Shin’ichi Sakai, Satoshi Matsumoto, Tomomi Okada, Toru Matsuzawa, Hiroki Miyamachi, Shuichiro Hirano…
    Citation: Earth, Planets and Space 2021 73:1
  13. We used near-field strong-motion data to investigate the complex combination of source effect and site response for two recent disastrous earthquakes in southwest Taiwan. We estimated strong-motion generation ...

    Authors: Yi-Ying Wen, Yin-Tung Yen, Chun-Hsiang Kuo and Kuo‐En Ching
    Citation: Earth, Planets and Space 2020 72:188
  14. Crustal pore pressure, which controls the activities of earthquakes and volcanoes, varies in response to rainfall. The status of pore pressure can be inferred from observed changes in seismic velocity. In this...

    Authors: Rezkia Dewi Andajani, Takeshi Tsuji, Roel Snieder and Tatsunori Ikeda
    Citation: Earth, Planets and Space 2020 72:177
  15. An MW 7.1 ~ 50-km-deep intraslab earthquake within the Pacific/Yakutat slab underlying the North American Plate struck Anchorage, southern Alaska, on November 30, 2018. The ground-motion records very close to the...

    Authors: Yujia Guo, Ken Miyakoshi and Masato Tsurugi
    Citation: Earth, Planets and Space 2020 72:176
  16. The COVID-19 pandemic that started at the end of 2019 forced populations around the world to reduce social and economic activities; it is believed that this can prevent the spread of the disease. In this paper...

    Authors: Suguru Yabe, Kazutoshi Imanishi and Kiwamu Nishida
    Citation: Earth, Planets and Space 2020 72:167
  17. Sediment lithology, especially the clay mineral fraction, is basic geologic information, which is important for understanding faulting and evolutionary process of the accretionary prism. During scientific dril...

    Authors: Suguru Yabe, Rina Fukuchi, Yohei Hamada and Gaku Kimura
    Citation: Earth, Planets and Space 2020 72:166
  18. Postseismic Global Navigation Satellite System (GNSS) time series followed by megathrust earthquakes can be interpreted as a result of afterslip on the plate interface, especially in its early phase. Afterslip...

    Authors: Masayuki Kano, Shin’ichi Miyazaki, Yoichi Ishikawa and Kazuro Hirahara
    Citation: Earth, Planets and Space 2020 72:159
  19. A driving stress of the Mw5.8 reverse-faulting Awaji Island earthquake (2013), southwest Japan, was investigated using focal mechanism solutions of earthquakes before and after the mainshock. The seismic records ...

    Authors: Kazutoshi Imanishi, Makiko Ohtani and Takahiko Uchide
    Citation: Earth, Planets and Space 2020 72:158
  20. We propose a normal-stress-dependent Nagata law. Nagata et al. (J Geophys Res 117:B02314, 2012) revised the rate- and state-dependent friction law by introducing the shear stress dependence. We further extende...

    Authors: Shingo Yoshida, Takuto Maeda and Naoyuki Kato
    Citation: Earth, Planets and Space 2020 72:141
  21. We have identified “N”-shaped Y/X amplitude spectral ratios in S-coda records from a significant number of OBSs (ocean bottom seismometers) belonging to in-line-type ocean bottom networks of S-net and ETMC dep...

    Authors: Kaoru Sawazaki and Takeshi Nakamura
    Citation: Earth, Planets and Space 2020 72:130
  22. To improve our understanding of the long-term behavior of low-frequency earthquakes (LFEs) along the tremor belt of the Nankai subduction zone, we applied a matched filter technique to continuous seismic data ...

    Authors: Aitaro Kato and Shigeki Nakagawa
    Citation: Earth, Planets and Space 2020 72:128
  23. National Research Institute for Earth Science and Disaster Resilience (NIED) integrated the land observation networks established since the 1995 Kobe earthquake with the seafloor observation networks establish...

    Authors: Shin Aoi, Youichi Asano, Takashi Kunugi, Takeshi Kimura, Kenji Uehira, Narumi Takahashi, Hideki Ueda, Katsuhiko Shiomi, Takumi Matsumoto and Hiroyuki Fujiwara
    Citation: Earth, Planets and Space 2020 72:126
  24. We analyze the regional tsunami hazard along the Sea of Japan coast associated with 60 active faults beneath the eastern margin of the Sea of Japan. We generate stochastic slip distribution using a Monte Carlo...

    Authors: Iyan E. Mulia, Takeo Ishibe, Kenji Satake, Aditya Riadi Gusman and Satoko Murotani
    Citation: Earth, Planets and Space 2020 72:123
  25. Although fluid behavior along faults has often been associated with earthquakes and hydrocarbon accumulation, few observations of active, ongoing fluid discharge along the faults exist. We conducted a dense-2D...

    Authors: Tetsuro Tsuru, Jin-Oh Park, Kazuo Amakasu, Tetsuo No, Kohsaku Arai, Takahiko Inoue, Seishiro Furuyama, Keiichi Uchida and Yasuyuki Nakamura
    Citation: Earth, Planets and Space 2020 72:121
  26. Interferograms pertaining to large earthquakes typically reveal the occurrence of elastic deformations caused by the earthquake along with several complex surface displacements. In this study, we identified di...

    Authors: Satoshi Fujiwara, Takayuki Nakano and Yu Morishita
    Citation: Earth, Planets and Space 2020 72:119
  27. We determined focal mechanism solutions of microearthquakes and examined the stress field in the low-seismicity region from southern Hokkaido to eastern Aomori, NE Japan. The stress fields determined in this s...

    Authors: Sumire Maeda, Toru Matsuzawa, Tomomi Okada, Hiroshi Katao, Takeyoshi Yoshida, Masahiro Kosuga and Makoto Otsubo
    Citation: Earth, Planets and Space 2020 72:117
  28. Deep-sea turbidites have been utilized to understand the history of past large earthquakes. Surface-sediment remobilization is considered to be a mechanism for the initiation of earthquake-induced turbidity cu...

    Authors: Ken Ikehara, Kazuko Usami and Toshiya Kanamatsu
    Citation: Earth, Planets and Space 2020 72:114
  29. Several laboratory experimental studies of photoemission characteristics of rocks as they fracture have been conducted to elucidate the mechanism of earthquake lightning (EQL). In most of these studies, granit...

    Authors: Yuji Enomoto, Tsuneaki Yamabe, Kazuyuki Mizuhara, Shigeki Sugiura and Hitoshi Kondo
    Citation: Earth, Planets and Space 2020 72:108
  30. Deep low-frequency tremors and short-term slow slip events (SSEs) are known to occur along the Nankai Trough in Japan. Although short-term SSEs are thought to occur repeatedly in the northern part of Ise Bay, ...

    Authors: Yuichi Kitagawa, Norio Matsumoto and Takeshi Kimura
    Citation: Earth, Planets and Space 2020 72:90
  31. The southwestern Kuril trench is seismically active due to the subduction of the Pacific plate. Great earthquakes in this zone have frequently induced fatal disasters. Seismic monitoring and hypocenter catalog...

    Authors: Masayoshi Ichiyanagi, Valentin Mikhaylov, Dmitry Kostylev, Yuri Levin and Hiroaki Takahashi
    Citation: Earth, Planets and Space 2020 72:86
  32. To explore a local relationship between geological structures and the occurrence of very-low-frequency earthquakes (VLFEs), a particular class of slow earthquakes with characteristic periods of 10–100 s, we in...

    Authors: Kazuya Shiraishi, Yasuhiro Yamada, Masaru Nakano, Masataka Kinoshita and Gaku Kimura
    Citation: Earth, Planets and Space 2020 72:72
  33. Inelastic deformation due to seismic activity is an important signal that reflects fault evolution. In particular, aftershock sequences indicate the evolution of damage in a medium that has experienced a large...

    Authors: Satoshi Matsumoto, Yoshihisa Iio, Shinichi Sakai and Aitaro Kato
    Citation: Earth, Planets and Space 2020 72:62
  34. The Global Navigation Satellite System network in Japan detected transient crustal deformation along the Nankai trough, Japan, from June 2018. Time-dependent inversion analysis shows that a long-term slow slip...

    Authors: Shinzaburo Ozawa, Ryouji Kawabata, Kensuke Kokado and Hiroshi Yarai
    Citation: Earth, Planets and Space 2020 72:61
  35. Plate-boundary earthquakes of magnitude 8 or greater along the Suruga–Nankai Trough subduction zone have repeated at intervals of 90–150 years, but with widely varying magnitudes and rupture areas. We propose,...

    Authors: Yukinobu Okamura and Masanobu Shishikura
    Citation: Earth, Planets and Space 2020 72:55

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