Discovery of long-period magnetic field oscillations and motions in isolated sunspots
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DOI: 10.1051/0004-6361/201936589
Abstract: We analyse the temporal evolution of the inclination component of the magnetic field vector for the penumbral area of 25 isolated sunspots. Compared to previous works, the use of data from the HMI instrument aboard… read more here.
Keywords: period magnetic; discovery long; long period; magnetic field ... See more keywords
The Discovery of Long-Run Causal Order: A Preliminary Investigation
Sign Up to like & getrecommendations! Published in 2020 at "Econometrics"
DOI: 10.3390/econometrics8030031
Abstract: The relation between causal structure and cointegration and long-run weak exogeneity is explored using some ideas drawn from the literature on graphical causal modeling. It is assumed that the fundamental source of trending behavior is… read more here.
Keywords: discovery long; run causal; causal; order preliminary ... See more keywords