Publications of Jörn Warnecke

The Pencil Code Collaboration; Brandenburg, A.; Johansen, A.; Bourdin, P. A.; Dobler, W.; Lyra, W.; Rheinhardt, M.; Bingert, S.; Haugen, N. E. L.; Mee, A. et al.; Gent, F.; Babkovskaia, N.; Yang, C.-C.; Heinemann, T.; Dintrans, B.; Mitra, D.; Candelaresi, S.; Warnecke, J.; Käpylä, P. J.; Schreiber, A.; Chatterjee, P.; Käpylä, M. J.; Li, X.-Y.; Krüger, J.; Aarnes, J. R.; Sarson, G. R.; Oishi, J. S.; Schober, J.; Plasson, R.; Sandin, C.; Karchniwy, E.; Rodrigues, L. F. S.; Hubbard, A.; Guerrero, G.; Snodin, A.; Losada, I. R.; Pekkilä, J.; Qian, C.: The Pencil Code, a modular MPI code for partial differential equations and particles: multipurpose and multiuser-maintained. The Journal of Open Source Software 6 (58), 2807 (2021)

Warnecke, J.; Rheinhardt, M.; Viviani, M.; Gent, F. A.; Tuomisto, S.; Käpylä, M. J.: Investigating Global Convective Dynamos with Mean-field Models: Full Spectrum of Turbulent Effects Required. The Astrophysical Journal Letters 919 (2), L13 (2021)

Zhuleku, J.; Warnecke, J.; Peter, H.: Stellar X-rays and magnetic activity in 3D MHD coronal models. Astronomy and Astrophysics 652, A32 (2021)

Warnecke, J.; Bingert, S.: Non-Fourier description of heat flux evolution in 3D MHD simulations of the solar corona. Geophysical and Astrophysical Fluid Dynamics 114 (1-2), pp. 261 - 281 (2020)

Warnecke, J.; Käpylä, M. J.: Rotational dependence of turbulent transport coefficients in global convective dynamo simulations of solar-like stars. Astronomy and Astrophysics 642, A66 (2020)

Willamo, T.; Hackman, T.; Lehtinen, J.; Käpylä, M. J.; Olspert, N.; Viviani, M.; Warnecke, J.: Shapes of stellar activity cycles. Astrophysics & Astronomy 638, A69 (2020)

Zhuleku, J.; Warnecke, J.; Peter, H.: Stellar coronal X-ray emission and surface magnetic flux. Astronomy and Astrophysics 640, A119 (2020)

Losada, I. R.; Warnecke, J.; Brandenburg, A.; Kleeorin, N.; Rogachevskii, I.: Magnetic bipoles in rotating turbulence with coronal envelope. Astronomy and Astrophysics 621, A61 (2019)

Viviani, M.; Käpylä, M. J.; Warnecke, J.; Käpylä, P. J.; Rheinhardt, M.: Stellar Dynamos in the Transition Regime: Multiple Dynamo Modes and Antisolar Differential Rotation. Astrophysical Journal 886 (1), 21 (2019)

Warnecke, J.; Peter, H.: Data-driven model of the solar corona above an active region. Astronomy and Astrophysics 624, L12 (2019)

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)

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)

Warnecke, J.: Dynamo cycles in global convection simulations of solar-like stars. Astronomy and Astrophysics 616, A72 (2018)

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)

Gent, F.A.; Käpylä, M. J.; Warnecke, J.: Long-term variations of turbulent transport coefficients in a solarlike convective dynamo simulation. Astronomische Nachrichten 338 (8), pp. 885 - 895 (2017)

Käpylä, P. J.; Käpylä, M. J.; Olspert, N.; Warnecke, J.; Brandenburg, A.: Convection-driven spherical shell dynamos at varying Prandtl numbers. Astronomy and Astrophysics 599, A4 (2017)

Käpylä, P. J.; Rheinhardt, M.; Brandenburg, A.; Arlt, R.; Käpylä, M. J.; Lagg, A.; Olspert, N.; Warnecke, J.: Extended Subadiabatic Layer in Simulations of Overshooting Convection. Astrophysical Journal Letters 845, L23 (2017)

Warnecke, J.; Chen, F.; Bingert, S.; Peter, H.: Current systems of coronal loops in 3D MHD simulations. Astronomy and Astrophysics 607, A 53 (2017)

Käpylä, M. J.; Käpylä, P. J.; Olpert, N.; Brandenburg, A.; Warnecke, J.; Karak, B. B.; Pelt, J.: Multiple dynamo modes as a mechanism for long-term solar activity variations. Astronomy and Astrophysics 589, A56 (2016)

Warnecke, J.; Käpylä, P. J.; Käpylä, M. J.; Brandenburg, A.: Influence of a coronal envelope as a free boundary to global convective dynamo simulations. Astronomy and Astrophysics 596, A115 (2016)