A review of the SCOSTEP's 5-year scientific program VarSITI—Variability of the Sun and Its Terrestrial Impact
K Shiokawa, K Georgieva - Progress in Earth and Planetary Science, 2021 - Springer
The Sun is a variable active-dynamo star, emitting radiation in all wavelengths and solar-
wind plasma to the interplanetary space. The Earth is immersed in this radiation and solar …
wind plasma to the interplanetary space. The Earth is immersed in this radiation and solar …
Periodicities in solar activity, solar radiation and their links with terrestrial environment
VV Zharkova, I Vasilieva, SJ Shepherd… - Natural Science, 2023 - go7publish.com
Solar magnetic activity is expressed via variations of sunspots and active regions varying on
different timescales. The most accepted is an 11-year period supposedly induced by the …
different timescales. The most accepted is an 11-year period supposedly induced by the …
[HTML][HTML] RETRACTED ARTICLE: Oscillations of the baseline of solar magnetic field and solar irradiance on a millennial timescale
VV Zharkova, SJ Shepherd, SI Zharkov, E Popova - Scientific Reports, 2019 - nature.com
Recently discovered long-term oscillations of the solar background magnetic field
associated with double dynamo waves generated in inner and outer layers of the Sun …
associated with double dynamo waves generated in inner and outer layers of the Sun …
Periodicities of solar activity and solar radiation derived from observations and their links with the terrestrial environment
VV Zharkova, I Vasilieva, S Shepherd… - arXiv preprint arXiv …, 2023 - arxiv.org
Solar magnetic activity is expressed via variations of sunspots and active regions varying on
different timescales. The most accepted is an 11-year period supposedly induced by the …
different timescales. The most accepted is an 11-year period supposedly induced by the …
Multimode Representation of the Magnetic Field for the Analysis of the Nonlinear Behavior of Solar Activity as a Driver of Space Weather
Estimating and predicting space weather is important to the space industry and space
missions. The driver of space weather, especially near the Earth, is solar activity, the study of …
missions. The driver of space weather, especially near the Earth, is solar activity, the study of …
Reply to comment on the paper “on a role of quadruple component of magnetic field in defining solar activity in grand cycles” by Usoskin (2017)
V Zharkova, E Popova, S Shepherd… - Journal of Atmospheric and …, 2018 - Elsevier
In this communication we provide our answers to the comments by Usoskin (2017) on our
recent paper (Popova et al, 2017a). We show that Principal Component Analysis (PCA) …
recent paper (Popova et al, 2017a). We show that Principal Component Analysis (PCA) …
Eigenvectors of solar magnetic field in cycles 21–24 and their links to solar activity indices
VV Zharkova, SJ Shepherd - Monthly Notices of the Royal …, 2022 - academic.oup.com
Using full disc synoptic maps of solar background magnetic field captured from the Wilcox
Solar Observatory for 30 latitudinal bands for cycles 21–24, principal components (PCs) or …
Solar Observatory for 30 latitudinal bands for cycles 21–24, principal components (PCs) or …
The Spörer minimum was deep
MG Ogurtsov - Advances in Space Research, 2019 - Elsevier
Seventeen reconstructions of past solar activity, based on cosmogenic isotope and auroral
data, were analyzed for the time interval CE 1402–1850 covering three prolonged periods of …
data, were analyzed for the time interval CE 1402–1850 covering three prolonged periods of …
Schwabe Solar Cycle in 1000–1700: Variations in Length and Amplitude
NG Ptitsyna, IM Demina - Geomagnetism and Aeronomy, 2024 - Springer
One of the most significant features of solar activity is its variability in a wide range of periods
with the dominance of the 11-year cycle or the Schwabe cycle. In this article, a wavelet …
with the dominance of the 11-year cycle or the Schwabe cycle. In this article, a wavelet …
Comment on the paper by Popova et al.“On a role of quadruple component of magnetic field in defining solar activity in grand cycles”
IG Usoskin - Journal of Atmospheric and Solar-Terrestrial Physics, 2018 - Elsevier
The paper by Popova et al. presents an oversimplified mathematical model of solar activity
with a claim of predicting/postdicting it for several millennia ahead/backwards. The work …
with a claim of predicting/postdicting it for several millennia ahead/backwards. The work …