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Showing 1-20 of 715 results
  1. Effect of Strong Earthquakes on the Geodynamo

    Abstract

    The global nature of the induced geomagnetic variations was demonstrated using the magnetic observation data obtained at the INTERMAGNET...

    V. V. Adushkin, A. A. Spivak in Doklady Earth Sciences
    Article 09 June 2023
  2. Evolution of the Earth and Geodynamo

    Abstract—

    This paper considers a sequential selection of parameters in a model of cooling of the Earth’s core. The model describes the evolution from...

    Article 01 December 2021
  3. A secular variation candidate model for IGRF-13 based on Swarm data and ensemble inverse geodynamo modelling

    This paper describes the design of a candidate secular variation model for the 13th generation of the International Geomagnetic Reference Field. This...

    Alexandre Fournier, Julien Aubert, ... Guillaume Ropp in Earth, Planets and Space
    Article Open access 11 February 2021
  4. An alternate representation of the geomagnetic core field obtained using machine learning

    Machine learning (ML) as a tool is rapidly emerging in various branches of contemporary geophysical research. To date, however, rarely has it been...

    Lukács Kuslits, András Horváth, ... István Lemperger in Earth, Planets and Space
    Article Open access 22 May 2024
  5. Sustaining Earth’s magnetic dynamo

    Earth’s magnetic field is generated by fluid motions in the outer core. This geodynamo has operated for over 3.4 billion years. However, the...

    Maylis Landeau, Alexandre Fournier, ... Nathanaël Schaeffer in Nature Reviews Earth & Environment
    Article 10 March 2022
  6. On the Magnetic Effects Caused by the Earthquake of March 16, 2022 in Japan

    Abstract

    The magnetic effects of two similar underwater earthquakes with magnitudes of 6.0 and 7.3, which occurred on March 16, 2022, were considered...

    N. S. Nosikova, V. A. Pilipenko, S. L. Shalimov in Izvestiya, Physics of the Solid Earth
    Article 26 September 2023
  7. Earth's Magnetic Field and Magnetosphere

    Magnetism is one of the longest known physical phenomena and the Earth's magnetic field was one of the first scientifically studied aspects. The...
    Christoph Clauser in Introduction to Geophysics
    Chapter 2024
  8. Mesoproterozoic geomagnetic field strength from Nova Guarita mafic dykes (Amazon Craton)

    Palaeointensity data from the Precambrian are key to understanding the timing of the Earth’s Inner Core Nucleation (ICN). Due to the scarcity of...

    Anita Di Chiara, Adrian R. Muxworthy, ... Evelyn B. Baker in Studia Geophysica et Geodaetica
    Article Open access 04 July 2023
  9. Correspondence between Cosmic-Dust-Enriched Sediment Horizons and Geomagnetic Field Excursions

    Abstract

    The relationship between spikes in cosmic dust fluxes onto the Earth’s surface (mainly represented by native metal particles) and the...

    A. Yu. Kurazhkovskii, V. A. Tselmovich, N. A. Kurazhkovskaya in Geomagnetism and Aeronomy
    Article 25 December 2023
  10. Reversals of the Geomagnetic Field: Constraint on Convection Intensity in the Earth’s Core

    Abstract

    Modern geodynamo models allow the generation of a magnetic field without reversals and with frequent reversals. The transition from one...

    M. Yu. Reshetnyak in Geomagnetism and Aeronomy
    Article 01 March 2021
  11. Introduction to Geophysics Global Physical Fields and Processes in the Earth

    This textbook on geophysics is a translated and revised editon from its third German edition Einführung in die Geophysik - Globale physikalische...

    Textbook 2024
  12. Influence of the Growth of Earth’s Solid Core on the Effective Geodynamo

    Abstract

    A model of the Earth’s cooling, which describes the formation of a solid core, is considered. Its formation enhances the convection due to...

    M. Yu. Reshetnyak in Doklady Earth Sciences
    Article 01 February 2021
  13. Evolution and Statistics of the Geomagnetic Energy and Its Characteristic Timescales Since 1840

    The evolution of total (integrated from the core-mantle boundary to infinity) geomagnetic energy based on the COV-OBS.x1 geomagnetic field model is...
    S. V. Starchenko, S. V. Yakovleva in Problems of Geocosmos–2020
    Conference paper 2022
  14. Bicentennial Evolution and Statistics of Times of Variations in the Energy of the Potential Geomagnetic Field

    Abstract

    This paper examines two centuries of the evolution of the integral energy and power of the observed potential geomagnetic field. The research...

    S. V. Starchenko, S. V. Yakovleva in Geomagnetism and Aeronomy
    Article 01 September 2021
  15. Electrical and thermal conductivity of Earth’s core and its thermal evolution—A review

    The Earth’s core is composed of iron, nickel, and a small amount of light elements (e.g., Si, S, O, C, N, H and P). The thermal conductivities of...

    Yuan Yin, Qingwen Zhang, ... Yun Liu in Acta Geochimica
    Article 21 January 2022
  16. Geomagnetic and Ionospheric Effects of Two Consecutive Strong Earthquakes in Morocco on September 8, 2023

    Abstract

    The geophysical effects of a strong seismic event as two earthquakes with magnitudes of 6.8 and 4.9 occurred on September 8, 2023, in Morocco...

    V. V. Adushkin, A. A. Spivak, ... A. V. Tikhonova in Doklady Earth Sciences
    Article 09 February 2024
  17. Volume Currents of Present-Day Magnetic Dipole in the Earth’s Core

    Abstract —Perhaps for the first time, we obtained the distributed volume electric currents determined by the observed geomagnetic dipole. To do that,...

    S. V. Starchenko, A. Yu. Smirnov in Izvestiya, Physics of the Solid Earth
    Article 01 July 2021
  18. Amplitude of Secular Geomagnetic Variation in Late Cretaceous Based on Paleomagnetic Studies of the Okhotsk–Chukotka Volcanic Belt from Upper Reaches of Malyi Anyui River, West Chukotka

    Abstract —A paleomagnetic study of the Okhotsk–Chukotka belt volcanics exposed in the region of the Kupol field (~66.9° N, 170.1° E) has been carried...

    I. E. Lebedev, E. M. Bobrovnikova, ... V. E. Pavlov in Izvestiya, Physics of the Solid Earth
    Article 02 April 2022
  19. Multidecadal variation of the Earth’s inner-core rotation

    Differential rotation of Earth’s inner core relative to the mantle is thought to occur under the effects of the geodynamo on core dynamics and...

    Yi Yang, **aodong Song in Nature Geoscience
    Article 23 January 2023
  20. Geodynamo recharged

    Peter Driscoll in Nature Geoscience
    Article 28 January 2019
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