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1. Geomagnetism

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  1. Content type: Full paper

    When working with ultra-low-frequency (ULF) magnetic datasets, as with most geophysical time-series data, it is important to be able to distinguish between cultural signals, internal instrument noise, and natu...

    Authors: Can Wang, Chen Bin, Lilianna E. Christman, Jonathan M. G. Glen, Simon L. Klemperer, Darcy K. McPhee, Karl N. Kappler, Tom E. Bleier and J. Clark Dunson

    Citation: Earth, Planets and Space 2018 70:57

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  2. Content type: Express Letter

    Magnetotelluric data analyses and three-dimensional modeling techniques were implemented to investigate the crustal electrical structure in the North-Central Turkey, along a 190-km-long profile crossing Çankır...

    Authors: Sinan Özaydın, Sabri Bülent Tank and Mustafa Karaş

    Citation: Earth, Planets and Space 2018 70:49

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  3. Content type: Full paper

    Geomagnetic excursions during Brunhes epoch have been brought to the forefront topic in paleomagnetic study, as they provide key information about Earth’s interior dynamics and could serve as another tool for ...

    Authors: Guanhua Li, Dunsheng Xia, Erwin Appel, Youjun Wang, Jia Jia and Xiaoqiang Yang

    Citation: Earth, Planets and Space 2018 70:44

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  4. Content type: Express Letter

    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

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  5. Content type: Full paper

    CHAMP satellite and relatively densely spaced ground-based data measured over southern Africa between 2005 and 2010 are combined in a new regional, harmonic spline based, core field model. This new SACFM-2 mod...

    Authors: Emmanuel Nahayo, Pieter B. Kotzé, Monika Korte and Susan J. Webb

    Citation: Earth, Planets and Space 2018 70:30

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  6. Content type: Full paper

    We present a new tool for modelling time-lapse magnetotelluric (MT) data, an emerging technique for monitoring changes in subsurface electrical resistivity. Time-lapse MT data have been acquired in various set...

    Authors: Dennis Conway, Graham Heinson, Nigel Rees and Joseph Rugari

    Citation: Earth, Planets and Space 2018 70:27

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  7. Content type: Full paper

    The solar quiet (Sq) source morphology changes on a daily basis and becomes disturbed during periods of increased magnetic activity. Therefore, it may be preferable to use single-day magnetic field recordings ...

    Authors: Martina Guzavina, Alexander Grayver and Alexey Kuvshinov

    Citation: Earth, Planets and Space 2018 70:5

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  8. Content type: Full paper

    The telluric sounding (TS) method is introduced as a potential tool for monitoring hydraulic fracturing at depth. The advantage of this technique is that it requires only the measurement of electric fields, wh...

    Authors: Nigel Rees, Graham Heinson and Dennis Conway

    Citation: Earth, Planets and Space 2018 70:7

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  9. Content type: Full paper

    Regularization is used to solve the ill-posed problem of magnetotelluric inversion usually by adding a stabilizing functional to the objective functional that allows us to obtain a stable solution. Among a num...

    Authors: Yang Xiang, Peng Yu, Luolei Zhang, Shaokong Feng and Hisashi Utada

    Citation: Earth, Planets and Space 2017 69:158

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  10. Content type: Express Letter

    The electrical conductivity of the ocean is a fundamental parameter in the electrodynamics of the Earth System. This parameter is involved in a number of applications ranging from the calibration of in situ oc...

    Authors: Robert H. Tyler, Tim P. Boyer, Takuto Minami, Melissa M. Zweng and James R. Reagan

    Citation: Earth, Planets and Space 2017 69:156

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  11. Content type: Full paper

    In the southern Tibetan plateau, which is considered to be the ongoing India–Eurasia continental collision zone, tracing of the Indian crustal front beneath Tibet is still controversial. We conducted deep subs...

    Authors: Chengliang Xie, Sheng Jin, Wenbo Wei, Gaofeng Ye, Letian Zhang, Hao Dong and Yaotian Yin

    Citation: Earth, Planets and Space 2017 69:147

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  12. Content type: Full paper

    A profile of broadband magnetotelluric stations was acquired between 2009 and 2016 at 35°–36°S in the Southern Volcanic Zone of the Chilean Andes to image the subduction zone and its relation with the volcani...

    Authors: Valentina Reyes-Wagner, Daniel Díaz, Darcy Cordell and Martyn Unsworth

    Citation: Earth, Planets and Space 2017 69:142

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  13. Content type: Express Letter

    Despite strong anisotropy seen in analysis of seismic data from the NoMelt experiment in 70 Ma Pacific seafloor, a previous analysis of coincident magnetotelluric (MT) data showed no evidence for anisotropy in...

    Authors: Tetsuo Matsuno and Rob. L. Evans

    Citation: Earth, Planets and Space 2017 69:138

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  14. Content type: Express Letter

    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

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