Results 21 to 30 of about 6,666 (172)

Four decades of European geomagnetic secular variation and acceleration

open access: yesAnnals of Geophysics, 2009
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Monika Korte   +2 more
doaj   +1 more source

Dependence of the velocity changes of secular variations on the position of observatory and time

open access: yesГеофизический журнал, 2021
According to the data of world observatories net secular variations of geomagnetic fields from internal and outer sources have been studied. Averaged 3-year data have been used for this purpose.
T. P. Sumaruk, P. V. Sumaruk
doaj   +1 more source

Twenty years of geomagnetic field observations at Mario Zucchelli Station (Antarctica) [PDF]

open access: yes, 2007
During the 1986-87 austral summer a geomagnetic observatory was installed at Terra Nova Bay. During the first years both geomagnetic field time variation monitoring and absolute measurements were carried out only during summer.
Cullinane, C   +15 more
core   +3 more sources

Anomalous changes of vertical geomagnetic field in Kamchatka

open access: yesE3S Web of Conferences, 2016
Secular variations of the vertical geomagnetic field at Paratunka (Kamchatka), Kakioka (Honshu), Mamambetsu (Hokkaido) and Patrony (Irkutsk) are considered from 1968 to 2014.
Moroz Yuriy   +2 more
doaj   +1 more source

Twenty years of geomagnetic field observations at Mario Zucchelli Station (Antarctica)

open access: yesAnnals of Geophysics, 2009
During the 1986-87 austral summer a geomagnetic observatory was installed at Terra Nova Bay. During the first<br />years both geomagnetic field time variation monitoring and absolute measurements were carried out only during<br />summer ...
Lucia Santarelli   +3 more
doaj   +1 more source

Изменения геомагнитного поля Антарктики за последнее столетие

open access: yesУкраїнський антарктичний журнал, 2020
Определены особенности изменения геомагнитного поля в Антарктике в XX столетии по данным расчетов по модели IGRF (International Geomagnetic Reference Field) и наблюдений на обсерваториях. Получено, что в Южном полушарии полный вектор геомагнитного поля F
G. Melnyk   +2 more
doaj   +1 more source

Front Matter

open access: yesGeophysical Monograph Series, Page i-xiv., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
wiley  

+1 more source

ANOMALOUS CHANGES OF THE GEOMAGNETIC FIELD VERTICAL COMPONENT IN KAMCHATKA

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2016
Considered secular variation of the geomagnetic field in the vertical observatories Paratunka (Kamchatka), Kakioka, Mamambetsu and holders (Irkutsk) from 1968 to ...
Moroz,, Smirnov, S.E., Nazarova, Z.A.
doaj   +1 more source

Why the sunspot cycle is double peaked [PDF]

open access: yes, 2011
Many sunspot cycles are double peaked. In 1967 Gnevyshev suggested that actually all cycles have two peaks generated by different physical mechanisms, but sometimes the gap between them is too short for the maxima to be distinguished in indices of the ...
Georgieva, Katya
core   +2 more sources

Physics-based secular variation candidate models for the IGRF

open access: yesEarth, Planets and Space, 2021
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 evolution of the main magnetic field ...
Alexandre Fournier   +3 more
doaj   +1 more source

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