Käpylä, M. J.; Käpylä, P. J.; Olspert, N.; Brandenburg, A.; Warnecke, J.; Gent, F. A.: Multiple dynamo modes as a mechanism for long-term solar activity variations. SOLARNET IV MEETING: The Physics of the Sun from the Interior to the Outer Atmosphere, Lanzarote, Spain (2017)
Käpylä, P. J.; Käpylä, M. J.; Rheinhardt, M.; Olspert, N.; Brandenburg, A.; Warnecke, J.; Lagg, A.; Arlt, R.: Stellar convection models with Kramers-type opacity law. Session 'Fundamental aspects of turbulent convection,' of the DPG-FrÜhjahrstagung, Dresden, Germany (2017)
Käpylä, P. J.; Käpylä, M. J.; Rheinhardt, M.; Olspert, N.; Brandenburg, A.; Warnecke, J.; Lagg, A.; Arlt, R.: Implications of extended subadiabtic layers for stellar dynamos. 2nd Conference on Natural Dynamos, Valtice, Czech Republic (2017)
Viviani, M.; Cole, E.; Käpylä, P. J.; Käpylä, M. J.; Olspert, N.; Warnecke, J.: Axi- to nonaxisymmetric dynamo transition in semi-global convection models. 14th Potsdam Thinkshop: Stellar magnetism: Challenges, Connections and Prospects, Potsdam, Germany (2017)
Viviani, M.; Cole-Kodicara, E.; Käpylä, P. J.; Käpylä, M. J.; Olspert, N.; Warnecke, J.: The influence of rotation in the transition from axi- to nonaxisymmetric dynamos. Rocks \& Stars II, Göttingen, Germany (2017)
Viviani, M.; Cole-Kodicara, E.; Käpylä, P. J.; Käpylä, M. J.; Olspert, N.; Warnecke, J.: Axi- to nonaxisymmetric dynamo transition in stellar models with varying rotation rate. AG2017 The many Scales of Universe: Galaxies, theirs Suns and their Planets, Göttingen, Germany (2017)
Warnecke, J.: Measuring magnetic helicity fluxes in global solar and stellar dynamo. Max Planck Princeton Center for Plasma Physics Meeting, Greidswald, Germany (2017)
Warnecke, J.: Dynamo mechanism for magnetic activity and cycles of stars. Splitter Session: Solar and stellar activity and variability at Annual Meeting of the Astronomische Gesellschaft , Göttingen, Germany (2017)
Warnecke, J.: Determine dynamo mechanisms and the role of helicity in compressible convective dynamo simulations of solar-like stars. Helicity Thinkshop 3, Tokio, Japan (2017)
Warnecke, J.; Käpylä, P. J.; Käpylä, M. J.; Rheinhard, M.; Brandenburg, A.: Understanding dynamo mechanisms from 3D convection simulations of the Sun. SOLARNET IV Meeting: The Physics of the Sun from the Interior to the Outer Atmosphere., Lanzarote, Spain (2017)
Warnecke, J.; Käpylä, P. J.; Käpylä, M. J.; Rheinhardt, M.; Brandenburg, A.: Identifying dynamo mechanism for slowly and rapidly rotating stars. 14th Potsdam Thinkshop: Stellar Magnetism: Challenges, Connections, and Prospects, Potsdam, Germany (2017)
Warnecke, J.; Käpylä, P. J.; Käpylä, M. J.; Rheinhardt, M.; Brandenburg, A.: Determine dynamo mechanisms and magnetic helicity fluxes in compressible convective dynamo simulations of solar-like stars. 2nd Conference on Natural Dynamos, Valtice, Czech Republic (2017)
Warnecke, J.: Connecting the solar dynamo below the surface with ejection of twisted magnetic fields above the surface. Space Climate 6, Levi, Finland (2016)
Warnecke, J.: The Role of magnetic helicity and its fluxes for the dynamo. Max Planck Princeton Center for Plasma Physics Meeting, Princeton, USA (2016)
Warnecke, J.; Käpylä, P. J.; Käpylä, M. J.; Rheinhard, M.; Brandenburg, A.: The Test-Field Method and Its Applications. ax Planck Princeton Center for Plasma Physics Meeting, Princeton, USA (2016)
Warnecke, J.; Käpylä, P. J.; Käpylä, M. J.; Rheinhardt, M.; Brandenburg, A.: Understanding dynamo mechanisms from 3D convection simulations of the Sun. MHD Days, Göttingen, Germany (2016)
Erst eisige Kälte, dann Mitternachtssonne: Am Polarkreis bereitet das Team den Flug des ballongetragenen Sonnenobservatoriums vor – und hofft auf ein solares Feuerwerk.
Bewerbungsfrist 1 Oktober 2023. Promotionsprojekte in Planetenwissenschaften, Sonnenphysik, Astrophysik, Magnetfelder der Sonne, Helioseismologie, Asteroseismologie ...
In der mittleren Korona der Sonne entdeckt ein Forscherteam netzartige, dynamische Plasmastrukturen – und einen wichtigen Hinweis auf den Antrieb des Sonnenwindes.