Long- and Mid-Term Variations of the Soft X-ray Flare Type in Solar Cycles
Sign Up to like & getrecommendations! Published in 2017 at "Solar Physics"
DOI: 10.1007/s11207-017-1169-1
Abstract: Using data from the Geostationary Operational Environmental Satellites (GOES) spacecraft in the 1 – 8 Å wavelength range for Solar Cycles 23, 24, and part of Cycles 21 and 22, we compare mean temporal parameters (rise and decay times, and duration)… read more here.
Keywords: flare type; class; class flares; cycle ... See more keywords
Will Solar Cycles 25 and 26 Be Weaker than Cycle 24?
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DOI: 10.1007/s11207-017-1197-x
Abstract: The study of variations in solar activity is important for understanding the underlying mechanism of solar activity and for predicting the level of activity in view of the activity impact on space weather and global… read more here.
Keywords: upcoming gleissberg; cycle; weaker cycle; activity ... See more keywords
Study of Geomagnetic Storms and Solar and Interplanetary Parameters for Solar Cycles 22 and 24
Sign Up to like & getrecommendations! Published in 2018 at "Solar Physics"
DOI: 10.1007/s11207-018-1345-y
Abstract: The aim of this paper is to investigate the association of geomagnetic storms with the component of the interplanetary magnetic field (IMF) perpendicular to the ecliptic (Bz$Bz$), the solar wind speed (V$V$), the product of… read more here.
Keywords: dst; geomagnetic storms; wind speed; study geomagnetic ... See more keywords
Solar-Cycle Characteristics in Kodaikanal Sunspot Area: North–South Asymmetry, Phase Distribution and Gnevyshev Gap
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DOI: 10.1007/s11207-020-01744-7
Abstract: Solar activity is asymmetric in the two hemispheres in almost all cycles. This asymmetry is observed both in cycle amplitude and period. We have used about 90 years of sunspot-area data from the Kodaikanal Solar Observatory… read more here.
Keywords: north south; cycle; south asymmetry; solar cycles ... See more keywords
A comparative study of geomagnetic storms for solar cycles 23 and 24
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Astrophysics and Astronomy"
DOI: 10.1007/s12036-018-9538-1
Abstract: The aim of this paper is to investigate the association of the geomagnetic storms with the magnitude of interplanetary magnetic field IMF (B), solar wind speed (V), product of IMF and wind speed ($$V \cdot… read more here.
Keywords: solar wind; geomagnetic storms; solar cycles; study geomagnetic ... See more keywords
Study of the cosmic ray intensity in relation to geomagnetic storms and solar interplanetary parameters for solar cycles 21 and 23
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Astrophysics and Astronomy"
DOI: 10.1007/s12036-019-9593-2
Abstract: This paper comprises the comparative study of the behavior of CRI with geomagnetic storms, southward component of IMF, i.e. $${\vert }{} { Bz}{\vert }$$|Bz|, IMF B, solar wind speed (V) and $$V\cdot {\vert }{} {… read more here.
Keywords: cdot vert; vert; cri; geomagnetic storms ... See more keywords
Cosmic ray intensity increases during high solar activity period for the solar cycles 22 and 23
Sign Up to like & getrecommendations! Published in 2019 at "Indian Journal of Physics"
DOI: 10.1007/s12648-018-1284-3
Abstract: The varying solar output is affected by the Sun’s activity and associated phenomena. Predictions of solar and geomagnetic activity are important for various technologies, including the operation of low-earth-orbiting satellites, electric power transmission grids, geophysical… read more here.
Keywords: physics; cosmic ray; activity; solar cycles ... See more keywords
North-South asymmetry of some solar parameters: A study based on the dominance of hemispheric sunspot activity during the solar cycles 18–24
Sign Up to like & getrecommendations! Published in 2021 at "Chinese Journal of Physics"
DOI: 10.1016/j.cjph.2021.02.007
Abstract: Abstract Solar activity indices differ over the solar disk, and different activity parameters are not considered to be symmetric between the northern and southern solar hemispheres. In the present paper, the daily data of a… read more here.
Keywords: cycle; dominance; solar cycles; activity ... See more keywords
Complexity measures of geomagnetic indices in the last two solar cycles
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DOI: 10.1016/j.jastp.2021.105583
Abstract: Abstract The SYM-H and AE geomagnetic indices can be considered as proxies of the response of the Earth’s magnetosphere and ionosphere to solar magnetic activity. They indirectly monitor some electric current systems which flow in… read more here.
Keywords: solar cycles; complexity measures; geomagnetic indices; two solar ... See more keywords
Time‐Latitude Distribution of Prominences for 10 Solar Cycles: A Study Using Kodaikanal, Meudon, and Kanzelhohe Data
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DOI: 10.1029/2019ea000666
Abstract: Solar prominences are structures of importance because of their role in polar field reversal. We study the long‐term variation of the time latitude distribution of solar prominences in this article. To accomplish this, we primarily… read more here.
Keywords: meudon kanzelhohe; time latitude; solar cycles; latitude distribution ... See more keywords
Modulation of galactic cosmic rays in solar cycles 22–24: Analysis and physical interpretation
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DOI: 10.1134/s0016793217050103
Abstract: This work represents a physical interpretation of cosmic ray modulation in the 22nd–24th solar cycles, including an interpretation of an unusual behavior of their intensity in the last minimum of the solar activity (2008–2010). In… read more here.
Keywords: modulation; physical interpretation; intensity; galactic cosmic ... See more keywords