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Showing 1-20 of 8,931 results
  1. SME Geomagnetic Index Data Forecast Based on Wavelet Transform and LSTM Neural Networks

    Solar-Earth relations are the sequences of transformations and energy impact transfers. The inflow of large amounts of energy into the geospheric...
    Conference paper 2023
  2. NmF2 Variability at Different Longitudes in Mid-Latitudes: The Role of Geomagnetic Activity

    Abstract

    Based on data from mid-latitude ionospheric stations at close corrected geomagnetic latitudes, the properties of the variability in the F 2...

    V. Kh. Depuev, M. G. Deminov, ... A. Kh. Depueva in Geomagnetism and Aeronomy
    Article 19 June 2024
  3. Temporal and Periodic Variations of the Solar Flare Index During the Last Four Solar Cycles and Their Association with Selected Geomagnetic-Activity Parameters

    We studied the temporal and periodic variations of the monthly solar flare index (FI) and selected geomagnetic-activity parameters (Ap, Dst, Scalar...

    Atila Ozguc, Ali Kilcik, Vasyl Yurchyshyn in Solar Physics
    Article 08 September 2022
  4. Using Classification Methods in Forecasting the Level of Geomagnetic Field Disturbance Based on the Kp-Index

    Abstract

    The paper explores the possibilities of using data classification methods when forecasting time series of the geomagnetic Kp -index by...

    I. M. Gadzhiev, O. G. Barinov, ... S. A. Dolenko in Geomagnetism and Aeronomy
    Article 19 June 2024
  5. Experiment on Long-Term Forecasting of Geomagnetic Activity Based on Nonlocal Correlations

    Abstract

    An experiment was performed on using advanced macroscopic nonlocal correlations to forecast slow random oscillations of the Dst index of...

    S. M. Korotaev, V. O. Serdyuk, ... D. A. Orekhova in Geomagnetism and Aeronomy
    Article 01 February 2024
  6. Classification of the Ionospheric Disturbances Caused by Geomagnetic and Seismic Activity with K-Nearest Neighbors Algorithm

    Detection of earthquake-precursor signals a few days before the earthquake day has become an area of increasing interest. In recent years, it has...

    Cafer Budak, Secil Karatay, ... Ali Cinar in Wireless Personal Communications
    Article 01 February 2024
  7. Geomagnetic activity affects animal myocardial ischemia/reperfusion injury: an experimental-simulated study

    Numerous studies have shown that geomagnetic activity (GMA) contributes to the development and escalation of cardiovascular disease (CVD), as well as...

    Weiyu Chang, **nli Chen, ... Hui Wu in International Journal of Biometeorology
    Article Open access 10 January 2024
  8. A Transformer-Based Framework for Geomagnetic Activity Prediction

    Geomagnetic activities have a crucial impact on Earth, which can affect spacecraft and electrical power grids. Geospace scientists use a geomagnetic...
    Yasser Abduallah, Jason T. L. Wang, ... Haimin Wang in Foundations of Intelligent Systems
    Conference paper 2022
  9. Geomagnetic disturbance of the meridian chain at mid and low latitudes during 2015 geomagnetic storms

    This paper presented an analysis of geomagnetic disturbance observed on the ground during geomagnetic storms with different intensities in 2015 using...

    **nxin Ma, Zhan Lin, ... Suqin Zhang in Astrophysics and Space Science
    Article 13 May 2024
  10. Geomagnetic Activity Following Interplanetary Shocks in Solar Cycles 23 and 24

    Interplanetary shocks are important precursors of interplanetary coronal mass ejections (ICMEs) and corotating interaction regions (CIRs). The shock...

    Ezequiel Echer, Aline de Lucas, ... Luis Eduardo Sales do Nascimento in Brazilian Journal of Physics
    Article 14 April 2023
  11. Relation of the Monthly Mean Ionospheric T Index to Solar and Geomagnetic Activity Indices

    Abstract

    An analysis of the relation of the monthly mean ionospheric T index to the solar ( F 107) and geomagnetic ( Ap ) activity indices is presented...

    M. G. Deminov, G. F. Deminova, ... A. Kh. Depueva in Geomagnetism and Aeronomy
    Article 01 November 2021
  12. Forbush Effects and Geomagnetic Storms

    Abstract

    Forbush effects in galactic cosmic rays (according to the neutron monitor network data) and accompanying geomagnetic disturbances over a long...

    A. V. Belov, E. A. Belova, ... S. M. Belov in Geomagnetism and Aeronomy
    Article 19 June 2024
  13. Comparative Analysis of Geomagnetic Events Identified According to Different Indices

    Abstract

    Results are presented from a comparative analysis of geomagnetic events identified according to different indices. A way of identifying...

    K. G. Ratovsky, M. V. Klimenko, ... Y. V. Yasyukevich in Bulletin of the Russian Academy of Sciences: Physics
    Article 01 March 2024
  14. Properties of the Variability of the Maximum Density of the F 2-Layer over Almaty at Different Levels of Solar and Geomagnetic Activity

    Abstract

    The properties of the variability of the maximum density of the F  2-layer Nm at different levels of solar and geomagnetic activity have...

    M. G. Deminov, G. F. Deminova, ... A. Kh. Depueva in Geomagnetism and Aeronomy
    Article 01 September 2023
  15. Investigation of Geomagnetic Storm Effects to Ionosphere over Pontianak: A Study Case

    We study the effect of magnetic storms to the low-latitude ionosphere by analyzing theionospheric data over Pontianak station that located at the...
    Conference paper 2024
  16. Global Ionospheric Response to Intense Variations of Solar and Geomagnetic Activity According to the Data of the GNSS Global Networks of Navigation Receivers

    Abstract

    The global response of the ionosphere to intense geomagnetic storms and variations of the solar activity according to the solar flux F 10.7...

    M. S. Pulinets, P. A. Budnikov, S. A. Pulinets in Geomagnetism and Aeronomy
    Article 01 April 2023
  17. Predicting global thermospheric neutral density during periods with high geomagnetic activity

    Estimating global and multi-level Thermosphere Neutral Density (TND) is important for studying coupling processes within the upper atmosphere, and...

    Ehsan Forootan, Saeed Farzaneh, ... Maike Schumacher in Scientific Reports
    Article Open access 21 November 2023
  18. Geomagnetic activity dependence and dawn-dusk asymmetry of thermospheric winds from 9-year measurements with a Fabry–Perot interferometer in Tromsø, Norway

    Ion drag associated with the ionospheric plasma convection plays an important role in the high-latitude thermospheric dynamics, yet changes in the...

    Shin-ichiro Oyama, Anita Aikio, ... Yasunobu Ogawa in Earth, Planets and Space
    Article Open access 05 May 2023
  19. Solar and geomagnetic activity dependence of 150-km echoes observed by the Equatorial Atmosphere Radar in Indonesia

    The occurrence characteristics of 150-km echoes in low-latitude regions are studied using the Equatorial Atmosphere Radar (EAR) in Indonesia. The...

    Tatsuhiro Yokoyama, Rieko Takagi, Mamoru Yamamoto in Earth, Planets and Space
    Article Open access 22 July 2022
  20. A Nonlinear Dependence on the Geomagnetic Activity of the Ratio of the Maximum Flux of Charged Particles in a Geostationary Orbit to the Minimum Flux

    Abstract

    A new mathematical model was proposed using an ordinary differential equation that analytically (when the index of geomagnetic activity Kp =...

    S. V. Smolin in Geomagnetism and Aeronomy
    Article 01 September 2023
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