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1. Geomagnetism

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  1. This study deals with the analysis of Swarm vector magnetic data in order to create a circuit model of electric currents flowing in the Earth’s polar ionosphere and the inner magnetosphere. The model is compos...

    Authors: Zdeněk Martinec and Jakub Velímský
    Citation: Earth, Planets and Space 2022 74:157
  2. The Central Asian Orogenic Belt is bounded on the north by the Siberian Craton and on the south by the North China Craton and the Tarim Craton. It is one of the largest Phanerozoic accretionary orogenic belts ...

    Authors: Pengfei Zhao, Cai Liu, Yang Liu, You Tian, Xiaodong Chen and Yang Cui
    Citation: Earth, Planets and Space 2022 74:152
  3. We present the extension of the Kalmag model, proposed as a candidate for IGRF-13, to the twentieth century. The dataset serving its derivation has been complemented by new measurements coming from satellites,...

    Authors: Baerenzung Julien, Holschneider Matthias, Jan Saynisch-Wagner and Maik Thomas
    Citation: Earth, Planets and Space 2022 74:139
  4. Additional datasets from space-based observations of the Earth’s magnetic field are of high value to space physics and geomagnetism. The use of platform magnetometers from non-dedicated satellites has recently...

    Authors: Kevin Styp-Rekowski, Ingo Michaelis, Claudia Stolle, Julien Baerenzung, Monika Korte and Odej Kao
    Citation: Earth, Planets and Space 2022 74:138
  5. A portable Global Positioning System (GPS) compass was devised for orienting paleomagnetic drill cores and field test measurements were conducted. Orientation of drill cores has been done by magnetic compasses...

    Authors: Koji Fukuma and Tetsuo Muramatsu
    Citation: Earth, Planets and Space 2022 74:136
  6. The Gravity field and steady-state Ocean Circulation Explorer (GOCE) is part of ESA’s Earth Explorer Program. The satellite carries magnetometers that control the activity of magnetorquers for navigation of th...

    Authors: I. Michaelis, K. Styp-Rekowski, J. Rauberg, C. Stolle and M. Korte
    Citation: Earth, Planets and Space 2022 74:135
  7. Cosmogenic radionuclide records (e.g., 10Be and 14C) contain information on past geomagnetic dipole moment and solar activity changes. Disentangling these signals is challenging, but can be achieved by using inde...

    Authors: Long Nguyen, Neil Suttie, Andreas Nilsson and Raimund Muscheler
    Citation: Earth, Planets and Space 2022 74:130
  8. We report paleomagnetic records of Matuyama–Brunhes geomagnetic polarity reversal and associated key tephra layers from the Early–Middle Pleistocene marine sedimentary succession in the Boso Peninsula. The out...

    Authors: Hirokuni Oda, Hiroomi Nakazato, Futoshi Nanayama and Yumiko Harigane
    Citation: Earth, Planets and Space 2022 74:80
  9. Periodic tidal ocean currents induce electric currents and, therefore, magnetic field signals that are observable using spaceborne and ground-based observation techniques. In theory, the signals can be used to...

    Authors: Johannes Petereit, Jan Saynisch-Wagner, Achim Morschhauser, Leonie Pick and Maik Thomas
    Citation: Earth, Planets and Space 2022 74:67
  10. The World Magnetic Model (WMM) is a geomagnetic main field model that is widely used for navigation by governments, industry and the general public. In recent years, the model has been derived using high accur...

    Authors: Samuel Califf, Patrick Alken, Arnaud Chulliat, Brian Anderson, Kenneth Rock, Sarah Vines, Robin Barnes and Kan Liou
    Citation: Earth, Planets and Space 2022 74:37
  11. Geomagnetism, similar to other areas of geophysics, is an observation-based science. Data agreement between comparative geomagnetic vector observations is one of the most important evaluation criteria for high...

    Authors: Zhaobo He, Xingxing Hu, Yuntian Teng, Xiuxia Zhang and Xiaoyu Shen
    Citation: Earth, Planets and Space 2022 74:29
  12. A regional harmonic spline geomagnetic main field model, Southern Africa Core Field Model (SACFM-3), is derived from Swarm satellite and ground-based data for the southern African region, in the eastern part o...

    Authors: Emmanuel Nahayo and Monika Korte
    Citation: Earth, Planets and Space 2022 74:8
  13. High-quality data are vital to the research field of paleointensity, which has long suffered from poor-quality and/or sparse data. Previous paleointensity work has established that repeatedly heating specimens...

    Authors: J. Michael Grappone, James M. Russell and Andrew J. Biggin
    Citation: Earth, Planets and Space 2021 73:235
  14. Satellite-measured tidal magnetic signals are of growing importance. These fields are mainly used to infer Earth’s mantle conductivity, but also to derive changes in the oceanic heat content. We present a new ...

    Authors: Jan Saynisch-Wagner, Julien Baerenzung, Aaron Hornschild, Christopher Irrgang and Maik Thomas
    Citation: Earth, Planets and Space 2021 73:234
  15. Estimation of the traditional transverse electric (TE) and transverse magnetic (TM) impedances of the magnetotelluric tensor for two-dimensional structures can be decoupled from the estimation of the strike di...

    Authors: Rocío F. Arellano-Castro and Enrique Gómez-Treviño
    Citation: Earth, Planets and Space 2021 73:203
  16. We describe the way a global model of the geomagnetic field has been built using vector field data acquired by the absolute scalar magnetometers (ASM) running in vector mode on board the Alpha and Bravo satell...

    Authors: Pierre Vigneron, Gauthier Hulot, Jean-Michel Léger and Thomas Jager
    Citation: Earth, Planets and Space 2021 73:197
  17. Each International Geomagnetic Reference Field (IGRF) model released under the auspices of the International Association of Geomagnetism and Aeronomy comprises a secular variation component that describes the ...

    Authors: Alexandre Fournier, Julien Aubert, Vincent Lesur and Erwan Thébault
    Citation: Earth, Planets and Space 2021 73:190
  18. Pliocene volcanic rocks from south-east Austria were paleomagnetically investigated. Samples were taken from 28 sites located on eight different volcanoes. Rock magnetic investigations revealed that magnetic c...

    Authors: Elisabeth Schnepp, Patrick Arneitz, Morgan Ganerød, Robert Scholger, Ingomar Fritz, Ramon Egli and Roman Leonhardt
    Citation: Earth, Planets and Space 2021 73:182
  19. Following the observed pattern of a new geomagnetic jerk every 3–4 years, certain predictions suggested that a new event should occur around 2020 after the one observed around 2017.5. In this work, we explore ...

    Authors: F. Javier Pavón-Carrasco, Santiago Marsal, Saioa A. Campuzano and J. Miquel Torta
    Citation: Earth, Planets and Space 2021 73:175
  20. Reconstructing the history of Philippine Sea (PHS) plate motion is important for better understanding of the tectonics of the surrounding plates. It is generally considered that the PHS plate migrated northwar...

    Authors: Toshitsugu Yamazaki, Shun Chiyonobu, Osamu Ishizuka, Fumisato Tajima, Naoki Uto and Shinichi Takagawa
    Citation: Earth, Planets and Space 2021 73:161
  21. The visualization of computer simulations is currently undergoing a transition from post-hoc to in-situ visualization in which visualization processes are applied, while the simulation is running. The selectio...

    Authors: Nobuaki Ohno and Akira Kageyama
    Citation: Earth, Planets and Space 2021 73:158
  22. We conducted magnetotelluric measurements to investigate a large serpentinite complex in the northern Kamuikotan Zone that intruded a Cretaceous–Paleocene forearc sedimentary sequence. The resistivity model we...

    Authors: Hiroshi Ichihara, Toru Mogi, Toshihiro Uchida, Hideyuki Satoh, Yusuke Yamaya, Masakazu Fujii, Shusaku Yamazaki, Kenji Okazaki and Noriko Tada
    Citation: Earth, Planets and Space 2021 73:154
  23. Thellier-type paleointensity experiments associated with partial thermal remanent magnetization checks have been widely used to determine paleointensity values from volcanic and archaeological media. However, ...

    Authors: Doohee Jeong, Qingsong Liu, Yuhji Yamamoto, Yongjae Yu, Xiang Zhao and Huafeng Qin
    Citation: Earth, Planets and Space 2021 73:144
  24. The electromagnetic (EM) field variations capable of probing the electrical conductivity of the upper mantle and mantle transition zone have a period range between a few hours and 1 day. At these periods, the ...

    Authors: Géraldine Zenhäusern, Alexey Kuvshinov, Martina Guzavina and Astrid Maute
    Citation: Earth, Planets and Space 2021 73:136
  25. To construct the Mesozoic apparent polar wander path (APWP) for the inner arc of the southwestern Japanese islands (referred to as southwest Japan) and compare it to that of East Asia, a 110 Ma paleomagnetic p...

    Authors: Koji Uno, Yuta Idehara, Daichi Morita and Kuniyuki Furukawa
    Citation: Earth, Planets and Space 2021 73:132
  26. In this paper, numerical computations are carried out to investigate the seismo-electromagnetic signals arising from the motional induction effect due to an earthquake source embedded in 3-D multi-layered medi...

    Authors: Hengxin Ren, Ling Zeng, Yao-Chong Sun, Ken’ichi Yamazaki, Qinghua Huang and Xiaofei Chen
    Citation: Earth, Planets and Space 2021 73:130
  27. As a basis for the electrical tomography of laboratory-scale rock samples (~ 10 cm), we developed a procedure for stable, multi-point, electrical measurement on rock samples that is effective even at high cont...

    Authors: Takeshi Suzuki, Ryokei Yoshimura, Ken’ichi Yamazaki and Naoto Oshiman
    Citation: Earth, Planets and Space 2021 73:123
  28. The stray current of direct current (DC) railway systems causes magnetic disturbance in geomagnetic measurements, which may complicate the identification of useful information. The magnetic disturbance exhibit...

    Authors: Xuezhen Ding, Yuguo Li, Yunju Wu, Shuangmin Duan, Zhuoxuan Li, Yanxin Yin and Lindong Pan
    Citation: Earth, Planets and Space 2021 73:107
  29. Crustal architecture strongly influences the development and emplacement of mineral zones. In this study, we image the crustal structure beneath a metallogenic belt and its surroundings in the Bayankhongor are...

    Authors: Matthew J. Comeau, Michael Becken, Alexey V. Kuvshinov and Sodnomsambuu Demberel
    Citation: Earth, Planets and Space 2021 73:82
  30. 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
  31. Magnetotelluric (MT) data processing can increase the reliability of measured data. Traditional MT data denoising methods are usually applied to entire MT time-series, which results in the loss of useful MT si...

    Authors: Xian Zhang, Jin Li, Diquan Li, Yong Li, Bei Liu and Yanfang Hu
    Citation: Earth, Planets and Space 2021 73:76
  32. We use 20 years of continuous magnetic field measurements from the Ørsted, CHAMP and Swarm satellite missions, supplemented by calibrated platform magnetometer data from the CryoSat-2 satellite, to study time var...

    Authors: Magnus D. Hammer, Christopher C. Finlay and Nils Olsen
    Citation: Earth, Planets and Space 2021 73:73
  33. This study presents results of mapping three-dimensional (3-D) variations of the electrical conductivity in depths ranging from 400 to 1200 km using 6 years of magnetic data from the Swarm and CryoSat-2 satellite...

    Authors: Alexey Kuvshinov, Alexander Grayver, Lars Tøffner-Clausen and Nils Olsen
    Citation: Earth, Planets and Space 2021 73:67

    The Correction to this article has been published in Earth, Planets and Space 2021 73:94

  34. This paper describes and discusses the preprocessing and calibration of the magnetic data taken by the navigational magnetometers onboard the two GRACE satellites, with focus on the almost 10 years period from...

    Authors: Nils Olsen
    Citation: Earth, Planets and Space 2021 73:62
  35. In the present work, we evaluate the accuracy of the Solar Quiet Reference Field (SQRF) model for estimating and predicting the geomagnetic solar quiet (Sq) daily field variation in the South America Magnetic ...

    Authors: Sony Su Chen, Clezio Marcos Denardini, Láysa Cristina Araujo Resende, Ronan Arraes Jardim Chagas, Juliano Moro, Régia Pereira da Silva, Carolina de Sousa do Carmo and Giorgio Arlan da Silva Picanço
    Citation: Earth, Planets and Space 2021 73:61
  36. We present geomagnetic main field and secular variation time series, at 300 equal-area distributed locations and at 490 km altitude, derived from magnetic field measurements collected by the three Swarm satellite...

    Authors: Magnus D. Hammer, Grace A. Cox, William J. Brown, Ciarán D. Beggan and Christopher C. Finlay
    Citation: Earth, Planets and Space 2021 73:54
  37. The Gravity Recovery and Climate Experiment Follow-On (GRACE-FO) mission carries magnetometers that are dedicated to enhance the satellite’s navigation. After appropriate calibration and characterisation of ar...

    Authors: C. Stolle, I. Michaelis, C. Xiong, M. Rother, Th. Usbeck, Y. Yamazaki, J. Rauberg and K. Styp-Rekowski
    Citation: Earth, Planets and Space 2021 73:51
  38. In December 2019, the International Association of Geomagnetism and Aeronomy (IAGA) Division V Working Group (V-MOD) adopted the thirteenth generation of the International Geomagnetic Reference Field (IGRF). T...

    Authors: P. Alken, E. Thébault, C. D. Beggan, H. Amit, J. Aubert, J. Baerenzung, T. N. Bondar, W. J. Brown, S. Califf, A. Chambodut, A. Chulliat, G. A. Cox, C. C. Finlay, A. Fournier, N. Gillet, A. Grayver…
    Citation: Earth, Planets and Space 2021 73:49
  39. In December 2019, the 13th revision of the International Geomagnetic Reference Field (IGRF) was released by the International Association of Geomagnetism and Aeronomy (IAGA) Division V Working Group V-MOD. Thi...

    Authors: P. Alken, E. Thébault, C. D. Beggan, J. Aubert, J. Baerenzung, W. J. Brown, S. Califf, A. Chulliat, G. A. Cox, C. C. Finlay, A. Fournier, N. Gillet, M. D. Hammer, M. Holschneider, G. Hulot, M. Korte…
    Citation: Earth, Planets and Space 2021 73:48
  40. We have produced a 5-year mean secular variation (SV) of the geomagnetic field for the period 2020–2025. We use the NASA Geomagnetic Ensemble Modeling System (GEMS), which consists of the NASA Goddard geodynam...

    Authors: Andrew Tangborn, Weijia Kuang, Terence J. Sabaka and Ce Yi
    Citation: Earth, Planets and Space 2021 73:47
  41. 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
  42. Using magnetic field data from the China Seismo-Electromagnetic Satellite (CSES) mission, we derive a global geomagnetic field model, which we call the CSES Global Geomagnetic Field Model (CGGM). This model de...

    Authors: Yanyan Yang, Gauthier Hulot, Pierre Vigneron, Xuhui Shen, Zeren Zhima, Bin Zhou, Werner Magnes, Nils Olsen, Lars Tøffner-Clausen, Jianpin Huang, Xuemin Zhang, Shigeng Yuan, Lanwei Wang, Bingjun Cheng, Andreas Pollinger, Roland Lammegger…
    Citation: Earth, Planets and Space 2021 73:45
  43. This paper describes the design of a candidate secular variation model for the 13th generation of the International Geomagnetic Reference Field. This candidate is based upon the integration of an ensemble of 1...

    Authors: Alexandre Fournier, Julien Aubert, Vincent Lesur and Guillaume Ropp
    Citation: Earth, Planets and Space 2021 73:43

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