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1. Geomagnetism

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  1. From the very first measurements made by the magnetometers onboard Swarm satellites launched by European Space Agency (ESA) in late 2013, it emerged a discrepancy between scalar and vector measurements. An acc...

    Authors: Paola De Michelis, Roberta Tozzi and Giuseppe Consolini

    Citation: Earth, Planets and Space 2017 69:24

    Content type: Full paper

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  2. We present paleomagnetic secular variation and paleointensity from the Early Permian Tarim large igneous province, NW China. The studied sections comprise a total of ~400 m of basaltic flows. Paleomagnetic dir...

    Authors: Yoichi Usui and Wei Tian

    Citation: Earth, Planets and Space 2017 69:14

    Content type: Full paper

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  3. The electric conductivity distribution of the Earth’s crust and upper mantle provides a key to unraveling its structure. Information can be obtained from vector data time series of the natural variations of th...

    Authors: Alexey Kuvshinov, Jürgen Matzka, Benny Poedjono, Friedemann Samrock, Nils Olsen and Sudhir Pai

    Citation: Earth, Planets and Space 2016 68:189

    Content type: Full paper

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  4. We have developed a high-resolution scanning superconducting quantum interference device (SQUID) microscope for imaging the magnetic field of geological samples at room temperature. In this paper, we provide d...

    Authors: Hirokuni Oda, Jun Kawai, Masakazu Miyamoto, Isoji Miyagi, Masahiko Sato, Atsushi Noguchi, Yuhji Yamamoto, Jun-ichi Fujihira, Nobuyoshi Natsuhara, Yoshiyasu Aramaki, Takashige Masuda and Chuang Xuan

    Citation: Earth, Planets and Space 2016 68:179

    Content type: Technical report

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  5. Studies on geomagnetic paleointensity using marine sediments revealed that intensity fluctuations contain variations with timescales of 104 years and longer. In contrast, directional secular variations of such ti...

    Authors: Toshitsugu Yamazaki, Takaya Shimono and Seiko Inoue

    Citation: Earth, Planets and Space 2016 68:174

    Content type: Letter

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  6. This research focuses on the inversion of geomagnetic variation field measurements to obtain the source currents in the ionosphere and magnetosphere, and to determine the geoelectric fields at the Earth’s surf...

    Authors: J. S. de Villiers, R. J. Pirjola and P. J. Cilliers

    Citation: Earth, Planets and Space 2016 68:154

    Content type: Full paper

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  7. We determine the strength and location of the ionospheric currents responsible for the polar electrojets from magnetic data collected by the Swarm satellite constellation on an orbit-by-orbit basis. The ionospher...

    Authors: Cecilie Drost Aakjær, Nils Olsen and Christopher C. Finlay

    Citation: Earth, Planets and Space 2016 68:140

    Content type: Full paper

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  8. We present the in-flight scalar calibration and characterisation of the Swarm magnetometry package consisting of the absolute scalar magnetometer, the vector magnetometer, and the spacecraft structure supporting ...

    Authors: Lars Tøffner-Clausen, Vincent Lesur, Nils Olsen and Christopher C. Finlay

    Citation: Earth, Planets and Space 2016 68:129

    Content type: Frontier letter

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  9. The Swarm constellation of satellites was launched in November 2013 and since then has delivered high-quality scalar and vector magnetic field measurements. A consortium of several research institutions was se...

    Authors: Erwan Thébault, Pierre Vigneron, Benoit Langlais and Gauthier Hulot

    Citation: Earth, Planets and Space 2016 68:126

    Content type: Letter

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  10. More than 2 years of magnetic field data taken by the three-satellite constellation mission Swarm are used to derive a model of Earth’s magnetic field and its time variation. This model is called SIFMplus. In add...

    Authors: Nils Olsen, Christopher C. Finlay, Stavros Kotsiaros and Lars Tøffner-Clausen

    Citation: Earth, Planets and Space 2016 68:124

    Content type: Letter

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  11. We use more than 2 years of magnetic data from the Swarm mission, and monthly means from 160 ground observatories as available in March 2016, to update the CHAOS time-dependent geomagnetic field model. The new mo...

    Authors: Christopher C. Finlay, Nils Olsen, Stavros Kotsiaros, Nicolas Gillet and Lars Tøffner-Clausen

    Citation: Earth, Planets and Space 2016 68:112

    Content type: Full paper

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  12. Pass-through superconducting rock magnetometers (SRM) offer rapid and high-precision remanence measurements for continuous samples that are essential for modern paleomagnetism studies. However, continuous SRM ...

    Authors: Hirokuni Oda, Chuang Xuan and Yuhji Yamamoto

    Citation: Earth, Planets and Space 2016 68:109

    Content type: Technical report

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  13. A complex system of electric currents flowing in the ionosphere and magnetosphere originates from the interaction of the solar wind and the Interplanetary Magnetic Field (IMF) with the Earth’s magnetic field. ...

    Authors: Roberta Tozzi, Mioara Mandea and Paola De Michelis

    Citation: Earth, Planets and Space 2016 68:108

    Content type: Full paper

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  14. The Thellier method is classical but is still regarded as the most reliable method for paleointensity determination. Recently, many types of additional protocols have been advocated to ensure reliability and m...

    Authors: Koji Fukuma and Masaru Kono

    Citation: Earth, Planets and Space 2016 68:43

    Content type: Technical report

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  15. The World Digital Anomaly Map (WDMAM) is a worldwide compilation of near-surface magnetic data. We present here a candidate for the second version of the WDMAM and its characteristics. This candidate has been ...

    Authors: Vincent Lesur, Mohamed Hamoudi, Yujin Choi, Jérôme Dyment and Erwan Thébault

    Citation: Earth, Planets and Space 2016 68:27

    Content type: FULL PAPER

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  16. Geomagnetic field data from four observatories and annual field surveys between 2005 and 2015 provide a detailed description of Earth’s magnetic field changes over South Africa, Namibia and Botswana on time sc...

    Authors: P. B. Kotzé and M. Korte

    Citation: Earth, Planets and Space 2016 68:23

    Content type: Full paper

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  17. The Japan Meteorological Agency keeps records of geomagnetic phenomena observed at Kakioka (magnetic latitude, 27.47°), Memambetsu (magnetic latitude, 35.44°), and Kanoya (magnetic latitude, 22.00°). We used t...

    Authors: Yasuhiro Minamoto, Shigeru Fujita and Masahiro Hara

    Citation: Earth, Planets and Space 2015 67:191

    Content type: Letter

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  18. After the good results obtained from an assessment of geomagnetically induced currents (GICs) in a relatively small subset of the Spanish power transmission network, we now present the first attempt to assess ...

    Authors: Joan Miquel Torta, Santiago Marsal and Marta Quintana

    Citation: Earth, Planets and Space 2014 66:87

    Content type: Full paper

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  19. The West Philippine Basin (WPB) occupies the western part of the Philippine Sea (PHS) plate. The WPB is generally considered to have opened from approximately 50 to 30 Ma at the CBF rift; however, the detailed...

    Authors: Tomohiro Sasaki, Toshitsugu Yamazaki and Osamu Ishizuka

    Citation: Earth, Planets and Space 2014 66:83

    Content type: Letter

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  20. The 2008 Iwate-Miyagi Nairiku earthquake (M 7.2) was a shallow inland earthquake that occurred in the volcanic front of the northeastern Japan arc. To understand why the earthquake occurred beneath an active v...

    Authors: Hiroshi Ichihara, Shin'ya Sakanaka, Masaaki Mishina, Makoto Uyeshima, Tadashi Nishitani, Yasuo Ogawa, Yusuke Yamaya, Toru Mogi, Kazuhiro Amita and Takuya Miura

    Citation: Earth, Planets and Space 2014 66:50

    Content type: Letter

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  21. The three-dimensional distribution of fluids and melts under the NE Japan arc was imaged using its resistivity structure, modeled with geomagnetic transfer functions. The data were collected at 37 stations loc...

    Authors: Wataru Kanda and Yasuo Ogawa

    Citation: Earth, Planets and Space 2014 66:39

    Content type: Letter

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  22. Anisotropy of magnetic susceptibility (AMS) has been used extensively for determining mineral orientatrections. In terms of the sample coordinate, Kmax declinations in the three gravity cores are oriented along t...

    Authors: Takaya Shimono, Toshitsugu Yamazaki and Seiko Inoue

    Citation: Earth, Planets and Space 2014 66:3

    Content type: Letter

    Published on:

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