Skip to main content

Articles

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

Page 1 of 3

  1. In the coupled electric interaction of rock fractures and gas invasion, that is, when gases interact with newly created crack surfaces, the unpaired electrons within the rock crystal defects are thermally stim...

    Authors: Yuji Enomoto, Tsuneaki Yamabe, Shigeki Sugiura and Hitoshi Kondo

    Citation: Earth, Planets and Space 2021 73:90

    Content type: Express Letter

    Published on:

  2. We present first results for the determination of UT1-UTC using the VLBI Global Observing System (VGOS). During December 2019 through February 2020, a series of 1 h long observing sessions were performed using...

    Authors: Rüdiger Haas, Eskil Varenius, Saho Matsumoto and Matthias Schartner

    Citation: Earth, Planets and Space 2021 73:78

    Content type: Express Letter

    Published on:

  3. Speleothems are ideal archives of environmental magnetism and paleomagnetism, since they retain continuous magnetic signals in stable conditions and can be used for reliable radiometric dating using U-series a...

    Authors: Naoto Fukuyo, Hirokuni Oda, Yusuke Yokoyama, Geoffrey Clark and Yuhji Yamamoto

    Citation: Earth, Planets and Space 2021 73:77

    Content type: Express Letter

    Published on:

  4. Late Quaternary tectonic deformation of coastal areas is usually examined based on the height distribution of paleo-shorelines observed on marine terraces. However, it is difficult to examine deformation along...

    Authors: Hideaki Goto

    Citation: Earth, Planets and Space 2021 73:75

    Content type: Express Letter

    Published on:

  5. Distributed acoustic sensing (DAS) is a new method that measures the strain change along a fiber-optic cable and has emerged as a promising geophysical application across a wide range of research and monitorin...

    Authors: Satoshi Ide, Eiichiro Araki and Hiroyuki Matsumoto

    Citation: Earth, Planets and Space 2021 73:63

    Content type: Express Letter

    Published on:

  6. The International Geomagnetic Reference Field (IGRF) model is a combination of the several models developed by independent groups of scientists using different approaches for the selection of input data and me...

    Authors: Valeriy G. Petrov and Tatyana N. Bondar

    Citation: Earth, Planets and Space 2021 73:46

    Content type: Express Letter

    Published on:

  7. 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

    Content type: Express Letter

    Published on:

  8. In gradual Solar Energetic Particle (SEP) events, shock waves driven by coronal mass ejections (CMEs) play a major role in accelerating particles, and the energetic particle flux enhances substantially when th...

    Authors: Mitsuo Oka, Takahiro Obara, Nariaki V. Nitta, Seiji Yashiro, Daikou Shiota and Kiyoshi Ichimoto

    Citation: Earth, Planets and Space 2021 73:31

    Content type: Express Letter

    Published on:

  9. Early evolution of Solar System small bodies proceeded through interactions of mineral and water. Melting of water ice accreted with mineral particles to the parent body results in the formation of secondary m...

    Authors: Naoki Hirakawa, Yoko Kebukawa, Yoshihiro Furukawa, Masashi Kondo, Hideyuki Nakano and Kensei Kobayashi

    Citation: Earth, Planets and Space 2021 73:16

    Content type: Express Letter

    Published on:

  10. We statistically investigate the spectral scalings of magnetic fluctuations at the upstream and downstream regions near the Venusian bow shock and perform a differentiation by shock geometry. Based on the Venu...

    Authors: S. D. Xiao, M. Y. Wu, G. Q. Wang, Y. Q. Chen and T. L. Zhang

    Citation: Earth, Planets and Space 2021 73:13

    Content type: Express Letter

    Published on:

  11. Crustal earthquake ruptures tend to initiate near fluid-rich zones. However, it is relatively unknown whether fluid-rich zones can further promote or arrest these ruptures. We image the electrical resistivity ...

    Authors: Koki Aizawa, Shinichi Takakura, Hisafumi Asaue, Katsuaki Koike, Ryokei Yoshimura, Ken’ichi Yamazaki, Shintaro Komatsu, Mitsuru Utsugi, Hiroyuki Inoue, Kaori Tsukamoto, Makoto Uyeshima, Takao Koyama, Wataru Kanda, Tohru Yoshinaga, Nobuo Matsushima, Kazunari Uchida…

    Citation: Earth, Planets and Space 2021 73:12

    Content type: Express Letter

    Published on:

  12. Coronal mass ejections (CMEs) cause various disturbances of the space environment; therefore, forecasting their arrival time is very important. However, forecasting accuracy is hindered by limited CME observat...

    Authors: Kazumasa Iwai, Daikou Shiota, Munetoshi Tokumaru, Ken’ichi Fujiki, Mitsue Den and Yûki Kubo

    Citation: Earth, Planets and Space 2021 73:9

    Content type: Express Letter

    Published on:

  13. The Iwo-yama volcano of the Kirishima Volcanic Complex in Japan had a small phreatic eruption in April 2018, which newly formed multiple vents. The activity was recorded by two infrasound sensors and two monit...

    Authors: Dan Muramatsu, Takeshi Matsushima and Mie Ichihara

    Citation: Earth, Planets and Space 2021 73:8

    Content type: Express Letter

    Published on:

  14. Chemical stratigraphy is useful for dating deep-sea sediments, which sometimes lack radiometric or biostratigraphic constraints. Oxic pelagic clay contains Fe–Mn oxyhydroxides that can retain seawater 187Os/188Os...

    Authors: Yoichi Usui and Toshitsugu Yamazaki

    Citation: Earth, Planets and Space 2021 73:2

    Content type: Express Letter

    Published on:

  15. For more than 30 years, a two-step mechanism was used to explain observed Atmospheric band emission (762 nm) in mesopause region. A new mechanism, which leads to the formation of electronically excited molecul...

    Authors: Mykhaylo Grygalashvyly and Gerd Reinhold Sonnemann

    Citation: Earth, Planets and Space 2020 72:187

    Content type: Express Letter

    Published on:

  16. Allan variances and its related methods are commonly used to analyse a sequence of data in the time domain to measure frequency stability of oscillators. It allows for a determination of noise type as a functi...

    Authors: Kamil Maciuk, Jacek Kudrys, Mohammad Bagherbandi and Igor V. Bezmenov

    Citation: Earth, Planets and Space 2020 72:186

    Content type: Express Letter

    Published on:

  17. We aimed to perform three-dimensional imaging of the underlying geothermal system to a depth of 2 km using magnetotellurics (MT) at around the Yugama crater, the Kusatsu–Shirane Volcano, Japan, which is known ...

    Authors: Kuo Hsuan Tseng, Yasuo Ogawa, Nurhasan, Sabri Bülent Tank, Naoto Ujihara, Yoshimori Honkura, Akihiko Terada, Yoshiya Usui and Wataru Kanda

    Citation: Earth, Planets and Space 2020 72:161

    Content type: Express Letter

    Published on:

  18. Reductive dissolution of magnetite is known to occur below the Fe-redox boundary in sediments. In this study, detailed processes associated with biogenic magnetite dissolution are documented. A sediment core f...

    Authors: Toshitsugu Yamazaki

    Citation: Earth, Planets and Space 2020 72:150

    Content type: Express Letter

    Published on:

  19. 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

    Content type: Express Letter

    Published on:

  20. 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

    Content type: Express Letter

    Published on:

  21. The importance of the investigation of magnetic superstorms is not limited to academic interest, because these superstorms can cause catastrophic impact on the modern civilisation due to our increasing depende...

    Authors: Hisashi Hayakawa, José R. Ribeiro, Yusuke Ebihara, Ana P. Correia and Mitsuru Sôma

    Citation: Earth, Planets and Space 2020 72:122

    Content type: Express Letter

    Published on:

  22. 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

    Content type: Express Letter

    Published on:

  23. 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

    Content type: Express Letter

    Published on:

  24. Nishinoshima is an active oceanic island arc volcano situated approximately 1000 km south of Tokyo, Japan. Since 2016, marine electromagnetic observations using ocean bottom electromagnetometers have been cond...

    Authors: Kiyoshi Baba, Noriko Tada, Hiroshi Ichihara, Yozo Hamano, Hiroko Sugioka, Takao Koyama, Akimichi Takagi and Minoru Takeo

    Citation: Earth, Planets and Space 2020 72:112

    Content type: Express Letter

    Published on:

  25. 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

    Content type: Express Letter

    Published on:

  26. Using a whole atmosphere–ionosphere coupled model GAIA (ground-to-topside model of atmosphere and ionosphere), we have investigated which parameters mainly control day-to-day variation of vertical plasma drift...

    Authors: Priyanka Ghosh, Yuichi Otsuka, Sivakandan Mani and Hiroyuki Shinagawa

    Citation: Earth, Planets and Space 2020 72:93

    Content type: Express Letter

    Published on:

  27. Being footprints of major magnetic storms and hence major solar eruptions, mid- to low-latitude aurorae have been one of the pathways to understand solar–terrestrial environments. However, it has been reported...

    Authors: Denny M. Oliveira, Hisashi Hayakawa, Ankush Bhaskar, Eftyhia Zesta and Geeta Vichare

    Citation: Earth, Planets and Space 2020 72:82

    Content type: Express Letter

    Published on:

  28. 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

    Content type: Express Letter

    Published on:

  29. We report the propagation of substorm-associated magnetic fluctuations by multipoint magnetic observations from ground and space in the same meridional plane. The first Quasi-Zenith Satellite (QZS-1), which ha...

    Authors: Shun Imajo, Masahito Nosé, Mari Aida, Nana Higashio, Haruhisa Matsumoto, Koga Kiyokazu, Charles Smith, Robert J. MacDowall and Akimasa Yoshikawa

    Citation: Earth, Planets and Space 2020 72:58

    Content type: Express Letter

    Published on:

  30. To clarify the relationship between earthquake occurrence and fluid, we analyzed data from a dense aftershock-observation network with 69 high-gain short-period seismographs installed immediately after the mai...

    Authors: Yoshihisa Iio, Satoshi Matsumoto, Yusuke Yamashita, Shin’ichi Sakai, Kazuhide Tomisaka, Masayo Sawada, Takashi Iidaka, Takaya Iwasaki, Megumi Kamizono, Hiroshi Katao, Aitaro Kato, Eiji Kurashimo, Yoshiko Teguri, Hiroo Tsuda and Takashi Ueno

    Citation: Earth, Planets and Space 2020 72:42

    Content type: Express Letter

    Published on:

  31. Nonlinearities in space and astrophysical plasmas generate a set of magnetic filaments or bundles that have an incompressible sense of fluctuations and propagate highly obliquely to the mean magnetic field. Th...

    Authors: Horia Comişel, Yasuhito Narita and Uwe Motschmann

    Citation: Earth, Planets and Space 2020 72:32

    Content type: Express Letter

    Published on:

  32. We investigated the relationship between contractional deformation of sedimentary mass in the upper crust and the geodetic strain rate in a high-strain zone (part of the Niigata–Kobe Tectonic Zone) of the mid-...

    Authors: Makoto Otsubo, Ikuo Katayama, Ayumu Miyakawa and Takeshi Sagiya

    Citation: Earth, Planets and Space 2020 72:30

    Content type: Express Letter

    Published on:

  33. Six wells were continuously monitored in Hokkaido, northern Japan, to relate groundwater level changes to regional seismic activity. Groundwater level changes following the 2018 Hokkaido Eastern Iburi earthqua...

    Authors: Tomo Shibata, Ryo Takahashi, Hiroaki Takahashi, Takanori Kagoshima, Naoto Takahata, Yuji Sano and Daniele L. Pinti

    Citation: Earth, Planets and Space 2020 72:23

    Content type: Express Letter

    Published on:

  34. 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 2020 72:20

    Content type: Express Letter

    Published on:

  35. We examined seismic moment release rates as estimated from deep low-frequency tremors at episodic tremor and slip (ETS) zones on the plate interface in the Nankai subduction zone. Excluding periods with long-t...

    Authors: Yoko Kono, Keita Nakamoto and Yoshihiro Hiramatsu

    Citation: Earth, Planets and Space 2020 72:12

    Content type: Express Letter

    Published on:

  36. We used recently collected bathymetric data and published gravity data to examine the effective elastic thickness of the lithosphere and the crustal thickness beneath the Ojin Rise Seamounts, located east of S...

    Authors: Shoka Shimizu, Masao Nakanishi and Takashi Sano

    Citation: Earth, Planets and Space 2020 72:11

    Content type: Express Letter

    Published on:

  37. We analyze Global Navigation Satellite System (GNSS) within the San-in Shear Zone (SSZ), Southwest Japan, in order to clarify the width of the inelastic deformation zone in the lower crust beneath it. We assum...

    Authors: Angela Meneses-Gutierrez and Takuya Nishimura

    Citation: Earth, Planets and Space 2020 72:10

    Content type: Express Letter

    Published on:

  38. 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

    Content type: Express Letter

    Published on:

  39. 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

    Content type: Express Letter

    Published on:

Annual Journal Metrics

About EPS

Information

EPS recognizes awards for excellent papers, authors and reviewers:


Most cited papers:

\