Publikationen

Zeitschriftenartikel (16)

1.
Zeitschriftenartikel
Boro Saikia, S.; Marvin, C. J.; Jeffers, S. V.; Reiners, A.; Cameron, R. H.; Marsden, S. C.; Petit, P.; Warnecke, J.; Yadav, A. P.: Chromospheric activity catalogue of 4454 cool stars: Questioning the active branch of stellar activity cycles. Astronomy and Astrophysics 616, A108 (2018)
2.
Zeitschriftenartikel
Bourdin, P.; Singh, N. K.; Brandenburg, A.: Magnetic Helicity Reversal in the Corona at Small Plasma Beta. The Astrophysical Journal 869 (1), 2 (2018)
3.
Zeitschriftenartikel
Bushby, P.J.; Käpylä, P.J.; Masada, Y.; Brandenburg, A.; Favier, B.; Guervilly, C.; Käpylä, M. J.: Large-scale dynamos in rapidly rotating plane layer convection. Astronomy and Astrophysics 612, A97 (2018)
4.
Zeitschriftenartikel
Chamandy, L.; Singh, N. K.: Non-linear galactic dynamos and the magnetic Rädler effect. Monthly Notices of the Royal Astronomical Society 481 (1), S. 1300 - 1319 (2018)
5.
Zeitschriftenartikel
Felipe, T.; Socas-Navarro, H.; Przybylski, D.: Inversions of synthetic umbral flashes: Effects of scanning time on the inferred atmospheres. Astronomy and Astrophysics 614, A73 (2018)
6.
Zeitschriftenartikel
Jingade, N.; Singh, N. K.; Sridhar , S.: Generation of large-scale magnetic fields due to fluctuating α in shearing systems. Journal of Plasma Physics 84 (6), 735840601 (2018)
7.
Zeitschriftenartikel
Jingade, N.; Singh, N. K.; Sridhar, S.: Generation of large-scale magnetic fields due to fluctuating alpha in shearing systems. Journal of Plasma Physics 84 (6), 735840601 (2018)
8.
Zeitschriftenartikel
Käpylä, M. J.; Gent, F. A.; Väisälä, M. S.; Sarson, G. R.: The supernova-regulated ISM: III. Generation of vorticity, helicity, and mean flows. Astronomy and Astrophysics 611, A15 (2018)
9.
Zeitschriftenartikel
Olspert, N.; Lehtinen, J.; Käpylä, M. J.; Pelt, J.; Grigorievskiy, A.: Estimating activity cycles with probabilistic methods: II. The Mount Wilson Ca H&K data. Astronomy and Astrophysics 619, A6 (2018)
10.
Zeitschriftenartikel
Olspert, N.; Pelt, J.; Käpylä, M. J.; Lehtinen, J.: Estimating activity cycles with probabilistic methods: I. Bayesian generalised Lomb-Scargle periodogram with trend. Astronomy and Astrophysics 615, A111 (2018)
11.
Zeitschriftenartikel
Porceddu, S.; Jetsu, L.; Markkanen, T.; Lyytinen, J.; Kajatkari, P.; Lehtinen, J.; Toivari-Viitala, J.: Algol as Horus in the Cairo Calendar: The Possible Means and the Motives of the Observations. Open Astronomy 27 (1), S. 232 - 263 (2018)
12.
Zeitschriftenartikel
Singh, N. K.; Käpylä, M. J.; Brandenburg, A.; Käpylä, P. J.; Lagg, A.; Virtanen, I.: Bihelical Spectrum of Solar Magnetic Helicity and Its Evolution. The Astrophysical Journal 863 (2), 182 (2018)
13.
Zeitschriftenartikel
Väisälä, M.S.; Gent, F.A.; Juvela, M.; Käpylä, M. J.: The supernova-regulated ISM: IV. A comparison of simulated polarization with Planck observations. Astronomy and Astrophysics 614, A101 (2018)
14.
Zeitschriftenartikel
Viviani, M.; Warnecke, J.; Käpylä, M. J.; Käpylä, P. J.; Olspert, N.; Cole-Kodikara, E. M.; Lehtinen, J.; Brandenburg, A.: Transition from axi- to nonaxisymmetric dynamo modes in spherical convection models of solar-like stars. Astronomy and Astrophysics 616, A 160 (2018)
15.
Zeitschriftenartikel
Warnecke, J.: Dynamo cycles in global convection simulations of solar-like stars. Astronomy and Astrophysics 616, A72 (2018)
16.
Zeitschriftenartikel
Warnecke, J.; Rheinhardt, M.; Tuomisto, S.; Käpylä, P. J.; Käpylä, M. J.; Brandenburg, A.: Turbulent transport coefficients in spherical wedge dynamo simulations of solar-like stars. Astronomy and Astrophysics 609, A51 (2018)

Vortrag (6)

17.
Vortrag
Käpylä, M. J.: The enigmatic activity branch of solar-like stars and what to do about it. Research seminar on electronics and nanoengineering, Aalto University, Aalto, Finland (2018)
18.
Vortrag
Käpylä, M. J.: Computing helicity spectra from synoptic maps. Third working meeting on Use of Vector Synoptic Maps for Modeling, Max-Planck-Institut für Sonnensystemforschung, Göttingen, Germany (2018)
19.
Vortrag
Käpylä, M. J.: The future of global magnetoconvection simulations. From space, solar and laboratory plasmas to plasma astrophysics, Max-Planck-Institut für Sonnensystemforschung, Göttingen, Germany (2018)
20.
Vortrag
Käpylä, M. J.: The enigmatic magnetic fields of the Sun. Physikalisches Kolloquium, Universität Greifswald, Greifswald, Germany (2018)
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