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206 result(s) for '"Express Letter"' within Earth, Planets and Space

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  1. Slow earthquakes have gained importance due to their proximity to the focal regions of megathrust earthquakes. Among slow earthquakes, tectonic tremors have the highest dominant frequency and are thus best res...

    Authors: Masashi Ogiso and Koji Tamaribuchi
    Citation: Earth, Planets and Space 2022 74:49
  2. The effusion rate of lava is one of the most important eruption parameters, as it is closely related to the migration process of magma underground and on the surface, such as changes in lava flow direction or ...

    Authors: Takayuki Kaneko, Atsushi Yasuda and Toshitsugu Fujii
    Citation: Earth, Planets and Space 2021 73:37
  3. We investigated changes in the b value of the Gutenberg–Richter’s law in and around the focal areas of earthquakes on March 20 and on May 1, 2021, with magnitude (M) 6.9 and 6.8, respectively, which occurred off ...

    Authors: K. Z. Nanjo and A. Yoshida
    Citation: Earth, Planets and Space 2021 73:176
  4. The mapping of available water–ice is a crucial step in the lunar exploration missions. Ground penetrating radars have the potential to map the subsurface structure and the existence of water–ice in terms of t...

    Authors: M. Kobayashi, H. Miyamoto, B. D. Pál, T. Niihara and T. Takemura
    Citation: Earth, Planets and Space 2023 75:8
  5. We estimate the hypocenter locations and the centroid moment tensor solutions of the shallow very-low-frequency earthquake (sVLFE) activity that occurred in the Kumano-nada region of the Nankai Trough megathru...

    Authors: Yojiro Yamamoto, Keisuke Ariyoshi, Shuichiro Yada, Masaru Nakano and Takane Hori
    Citation: Earth, Planets and Space 2022 74:14
  6. Improving the ability to detect and characterize long-duration volcanic tremor is crucial to understand the long-term dynamics and unrest of volcanic systems. We have applied data reduction methods (permutatio...

    Authors: Ivan Melchor, Javier Almendros, Roberto Carniel, Kostas I. Konstantinou, Marcia Hantusch and Alberto Caselli
    Citation: Earth, Planets and Space 2020 72:134
  7. Coeruptive deformation helps to interpret physical processes associated with volcanic eruptions. Because phreatic eruptions cause small, localized coeruptive deformation, we sometimes fail to identify plausibl...

    Authors: Yuji Himematsu, Taku Ozawa and Yosuke Aoki
    Citation: Earth, Planets and Space 2020 72:116
  8. Slow slip and tremor (SST) downdip of the seismogenic zones may trigger megathrust earthquakes by frequently transferring stress to seismogenic zones. Geodetic observations have suggested that the recurrence i...

    Authors: Naoki Nishiyama, Kohtaro Ujiie and Masayuki Kano
    Citation: Earth, Planets and Space 2021 73:126

    The Comment to this article has been published in Earth, Planets and Space 2023 75:2

  9. Wave–particle interactions are fundamental processes in space plasma, and some plasma waves, including electrostatic solitary waves (ESWs), are recognised as broadband noises (BBNs) in the electric field spect...

    Authors: Masaki N. Nishino, Yoshiya Kasahara, Yuki Harada, Yoshifumi Saito, Hideo Tsunakawa, Atsushi Kumamoto, Shoichiro Yokota, Futoshi Takahashi, Masaki Matsushima, Hidetoshi Shibuya, Hisayoshi Shimizu, Yukinaga Miyashita, Yoshitaka Goto and Takayuki Ono
    Citation: Earth, Planets and Space 2022 74:9
  10. The Hokkaido Eastern Iburi earthquake (MJMA = 6.7) occurred on September 6, 2018, in the Hokkaido corner region where the Kurile and northeastern Japan island arcs meet. We relocated aftershocks of this intraplat...

    Authors: 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, Shuichiro Hirano, Toshiko Terakawa, Shinichiro Horikawa…
    Citation: Earth, Planets and Space 2019 71:53
  11. Nishinoshima in Izu-Ogasawara started erupting in November 2013, and the island size increased. Continuous monitoring is important for study of the formation process. Since it is difficult to make continuous o...

    Authors: Masanao Shinohara, Mie Ichihara, Shin’ichi Sakai, Tomoaki Yamada, Minoru Takeo, Hiroko Sugioka, Yutaka Nagaoka, Akimichi Takagi, Taisei Morishita, Tomozo Ono and Azusa Nishizawa
    Citation: Earth, Planets and Space 2017 69:159
  12. Gravity gradient tensor analysis has been a powerful tool for investigating subsurface structures and recently its application to a two-dimensional fault structure has been developed. To elucidate the faulting...

    Authors: Yoshihiro Hiramatsu, Akihiro Sawada, Wataru Kobayashi, Satoshi Ishida and Masaaki Hamada
    Citation: Earth, Planets and Space 2019 71:107
  13. Seismic swarm areas below the southeast flank of Ontake volcano, central Japan, provide an important opportunity to study interactions between seismicity, volcanic processes and crustal fluid. On June 25, 2017...

    Authors: Hiroshi Ichihara, Junna Kanehiro, Toru Mogi, Koshun Yamaoka, Noriko Tada, Edward Alan Bertrand and Mamoru Adachi
    Citation: Earth, Planets and Space 2018 70:182
  14. We measured the abundances of Sr and rare earth elements (REEs) in the matrices of five CV3 carbonaceous chondrites: Meteorite Hills (MET) 00430, MET 01070, La Paz ice field (LAP) 02206, Asuka (A) 881317 and R...

    Authors: Kaori Jogo, Motoo Ito, Tomoki Nakamura, Sachio Kobayashi and Jong Ik Lee
    Citation: Earth, Planets and Space 2018 70:37
  15. We investigate S-wave attenuation (Qs) structure in and around Hokkaido, Japan, including the source area of the 2018 Hokkaido Eastern Iburi Earthquake (M 6.7) and its aftershocks. From the strong-motion seism...

    Authors: Ryoichi Nakamura and Takahiro Shiina
    Citation: Earth, Planets and Space 2019 71:114
  16. Remote sampling of water from Yugama crater lake at Kusatsu-Shirane volcano, Japan, was performed using a drone. Despite the high altitude of over 2000 m above sea level, our simple method was successful in re...

    Authors: Akihiko Terada, Yuichi Morita, Takeshi Hashimoto, Toshiya Mori, Takeshi Ohba, Muga Yaguchi and Wataru Kanda
    Citation: Earth, Planets and Space 2018 70:64
  17. Tenerife has been the subject of numerous studies covering a wide range of fields. Many studies have been focused on characterising the magmatic plumbing system. Even so, a controversy still exists regarding t...

    Authors: Perla Piña-Varas, Juanjo Ledo, Pilar Queralt, Alex Marcuello and Nemesio Perez
    Citation: Earth, Planets and Space 2018 70:14
  18. On October 21, 2016, an earthquake with Japan Meteorological Agency (JMA) magnitude 6.6 hit the central part of Tottori Prefecture, Japan. This paper demonstrates two notable effects of the surface geology on ...

    Authors: Takao Kagawa, Tatsuya Noguchi, Shohei Yoshida and Shinji Yamamoto
    Citation: Earth, Planets and Space 2017 69:106
  19. By applying the InSAR method to ALOS-2 SAR data acquired before and after the 2018 Hokkaido Eastern Iburi earthquake, the ground displacement fields were successfully mapped. Ground deformation is distributed ...

    Authors: Tomokazu Kobayashi, Kyonosuke Hayashi and Hiroshi Yarai
    Citation: Earth, Planets and Space 2019 71:62
  20. In this study, we investigate the source rupture process of the 2018 Hokkaido Eastern Iburi earthquake in Japan (MJMA 6.7) and how the ground motion can be reproduced using available source and velocity models. F...

    Authors: Hisahiko Kubo, Asako Iwaki, Wataru Suzuki, Shin Aoi and Haruko Sekiguchi
    Citation: Earth, Planets and Space 2019 71:98

    The Retraction Note to this article has been published in Earth, Planets and Space 2019 71:142

  21. An explosive eruption occurred at the Naka-dake first crater of Aso volcano at 1:46 on October 8, 2016 (JST). According to the field survey conducted by Kumamoto University, Kyoto University, the National Inst...

    Authors: Eiichi Sato, Keiichi Fukui and Toshiki Shimbori
    Citation: Earth, Planets and Space 2018 70:105
  22. It has been known that the Alfvén velocity plays a significant role in generation and propagation of magnetohydrodynamic (MHD) waves. Until now, however, the global distribution of the Alfvén velocity in the m...

    Authors: Khan-Hyuk Kim, Gi-Jeong Kim and Hyuck-Jin Kwon
    Citation: Earth, Planets and Space 2018 70:174
  23. We present results from the analysis of observations of the Chang’e 3 lander using geodetic Very Long Baseline Interferometry. The applied processing strategy as well as the limiting factors to our approach is...

    Authors: Grzegorz Klopotek, Thomas Hobiger, Rüdiger Haas, Frédéric Jaron, Laura La Porta, Axel Nothnagel, Zhongkai Zhang, Songtao Han, Alexander Neidhardt and Christian Plötz
    Citation: Earth, Planets and Space 2019 71:23
  24. Volcanic eruptions bring high-temperature gas or magma to the surface. Therefore, thermal observations of volcanic eruptions can be used to investigate the timeline of eruptive sequences. Eruptive activity inc...

    Authors: Takayuki Kaneko, Atsushi Yasuda, Yoshito Yoshizaki, Kenji Takasaki and Yoshiaki Honda
    Citation: Earth, Planets and Space 2018 70:175

    The Correction to this article has been published in Earth, Planets and Space 2018 70:187

  25. The 2016 Kumamoto earthquake (Mw 7.0) caused hot springs in the Uchinomaki area of Aso caldera to become dormant. Geodetic and borehole observations have previously demonstrated that the area around the hot sp...

    Authors: Kosuke Takahashi, Takeshi Tsuji, Tatsunori Ikeda, Hiro Nimiya, Yuichiro Nagata and Yudai Suemoto
    Citation: Earth, Planets and Space 2019 71:87
  26. The performance of Gravity field and steady-state Ocean Circulation Explorer (GOCE) global gravity field models (GGMs), at the end of GOCE mission covering 42 months, is evaluated using geoid undulations and f...

    Authors: Patroba Achola Odera and Yoichi Fukuda
    Citation: Earth, Planets and Space 2017 69:135
  27. A continuous water injection test was conducted to halt the reduction in steam production in the Okuaizu Geothermal Field, Japan. Understanding the factors triggering microseismicity associated with water inje...

    Authors: Kyosuke Okamoto, Li Yi, Hiroshi Asanuma, Takashi Okabe, Yasuyuki Abe and Masatoshi Tsuzuki
    Citation: Earth, Planets and Space 2018 70:15
  28. Geomagnetic field data obtained through the INTERMAGNET program are convolved with with magnetotelluric surface impedance from four EarthScope USArray sites to estimate the geoelectric variations throughout th...

    Authors: Stephen W. Cuttler, Jeffrey J. Love and Andrei Swidinsky
    Citation: Earth, Planets and Space 2018 70:35
  29. We have investigated the coupling between the stratosphere and mesosphere–lower thermosphere (MLT) in the Southern Hemisphere (SH) during 2010 minor sudden stratospheric warmings (SSWs). Three episodic SSWs we...

    Authors: S. Eswaraiah, Yong Ha Kim, Huixin Liu, M. Venkat Ratnam and Jaewook Lee
    Citation: Earth, Planets and Space 2017 69:119
  30. The average winds in the thermosphere during geomagnetically quiet times are important because they provide a baseline wind in the upper atmosphere, but they remain insufficiently understood at high latitudes....

    Authors: Heqiucen Xu, Kazuo Shiokawa, Shin-ichiro Oyama and Satonori Nozawa
    Citation: Earth, Planets and Space 2019 71:110
  31. Submarine hydrothermal deposits are one of the promising seafloor mineral resources, because they can store a large amount of metallic minerals as sulfides. The present study focuses on the electrical properti...

    Authors: Shogo Komori, Yuka Masaki, Wataru Tanikawa, Junji Torimoto, Yusuke Ohta, Masato Makio, Lena Maeda, Jun-ichiro Ishibashi, Tatsuo Nozaki, Osamu Tadai and Hidenori Kumagai
    Citation: Earth, Planets and Space 2017 69:114
  32. We successfully monitored the ground deformation of an eruption center during the 2015 phreatic eruption of Hakone volcano, Japan, using ground-based interferometric synthetic aperture radar (GB-InSAR). GB-InS...

    Authors: Senro Kuraoka, Yuichi Nakashima, Ryosuke Doke and Kazutaka Mannen
    Citation: Earth, Planets and Space 2018 70:181
  33. The radiocarbon technique is widely used to date Late Pleistocene and Holocene lava flows. The significant difference with palaeomagnetic methods is that the 14C dating is performed on the organic matter carboniz...

    Authors: Goga Vashakidze, Avto Goguitchaichvili, Natalia García-Redondo, Manuel Calvo-Rathert, Ángel Carrancho, Ruben Cejudo, Juan Morales, Vladimir A. Lebedev and Ketino Gabarashvili
    Citation: Earth, Planets and Space 2019 71:133
  34. During the last magmatic eruption period of Aso volcano (November 2014 to May 2015), a controlled-source electromagnetic volcano monitoring experiment (ACTIVE) was conducted. Here, we interpret the temporal va...

    Authors: Takuto Minami, Mitsuru Utsugi, Hisashi Utada, Tsuneomi Kagiyama and Hiroyuki Inoue
    Citation: Earth, Planets and Space 2018 70:138
  35. The Ontong Java Plateau (OJP) in the southwest Pacific is the largest oceanic large igneous provinces (LIP) on Earth. Detailed seismic structure of the plateau has not been understood well because of sparse se...

    Authors: Daisuke Suetsugu, Hajime Shiobara, Hiroko Sugioka, Aki Ito, Takehi Isse, Yasushi Ishihara, Satoru Tanaka, Masayuki Obayashi, Takashi Tonegawa, Junko Yoshimitsu and Takumi Kobayashi
    Citation: Earth, Planets and Space 2019 71:97
  36. Owing to the strict restrictions on the use of air guns in marine seismic surveys due to concerns about their potential impact on the marine ecosystem, there have been several cases where seismic surveys were ...

    Authors: Tetsuro Tsuru, Kazuo Amakasu, Jin-Oh Park, Junichi Sakakibara and Mamoru Takanashi
    Citation: Earth, Planets and Space 2019 71:31

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