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The Origin of Solar Activity

Publications

Verification of the helioseismic Fourier-Legendre analysis for meridional flow measurements

Author(s): Thomas Hartlep; H. P. Doerr; Markus Roth
Permanent ID: arXiv:1606.05202; Digital Object Identifier:10.1051/0004-6361/201526971

Sensitivity Kernels for Flows in Time-Distance Helioseismology: Extension to Spherical Geometry

Author(s): Aaron C. Birch; Vincent G. A. Böning; Laurent Gizon; W. Zima; Markus Roth
Permanent ID: arXiv:1604.03803; Digital Object Identifier:10.3847/0004-637x/824/1/49

Inference of Solar Rotation from Perturbations of Acoustic Mode Eigenfunctions

Author(s): Ariane Schad; Markus Roth
Published in: American Astronomical Society 2020
Permanent ID: Digital Object Identifier:10.3847/1538-4357/ab65ec; arXiv:2002.06114

Spiral-shaped wavefronts in a sunspot umbra

Author(s): Elena Khomenko; I. Thaler; Tobias Felipe; C. Kuckein
Published in: EDP Sciences 2018
Permanent ID: Digital Object Identifier:10.1051/0004-6361/201834367; arXiv:1810.11257

Small-scale dynamos on the solar surface: dependence on magnetic Prandtl number

Author(s): Henk C. Spruit; I. Thaler
Published in: EDP Sciences 2015
Permanent ID: Digital Object Identifier:10.1051/0004-6361/201423738; arXiv:1505.04575

Recent Developments in Helioseismic Analysis Methods and Solar Data Assimilation

Author(s): Thomas L. Duvall; Sergei V. Vorontsov; Ariane Schad; Laurene Jouve; Markus Roth
Permanent ID: arXiv:1603.04742; Digital Object Identifier:10.1007/s11214-015-0199-y; Digital Object Identifier:10.1007/978-94-024-1034-1_10

Comparison of Gaia and asteroseismic distances

Author(s): Sibel Örtel; Z. Çelik Orhan; Mutlu Yildiz; M. Roth
Published in: Oxford University Press (OUP) 2017
Permanent ID: Digital Object Identifier:10.1093/mnrasl/slx071; arXiv:1705.08313

Stellar magnetic activity and variability of oscillation parameters - An investigation of 24 solar-like stars observed by Kepler

Author(s): Guy R. Davies; Guy R. Davies; Ariane Schad; René Kiefer; Markus Roth
Permanent ID: arXiv:1611.02029; Digital Object Identifier:10.1051/0004-6361/201628469

Seismic comparison of the 11- and 2-year cycle signatures in the Sun

Author(s): Wolfgang Finsterle; Markus Roth; R. Simoniello; K. Jain; Sylvaine Turck-Chièze; S. C. Tripathy
Permanent ID: arXiv:1210.6182; Digital Object Identifier:10.1002/asna.201211813

The Effect of Toroidal Magnetic Fields on Solar Oscillation Frequencies

Author(s): René Kiefer; Markus Roth
Published in: American Astronomical Society 2018
Permanent ID: Digital Object Identifier:10.3847/1538-4357/aaa3f7; arXiv:1801.07932

The quasi-biennial periodicity as a window on the solar magnetic dynamo configuration

Author(s): Charles S. Baldner; Kiran Jain; Wolfgang Finsterle; S. C. Tripathy; R. Simoniello; Frank G. H. Hill; Markus Roth; Sylvaine Turck-Chièze
Permanent ID: arXiv:1210.6796; Digital Object Identifier:10.1088/0004-637x/765/2/100

Determination of fundamental asteroseismic parameters using the Hilbert transform

Author(s): René Kiefer; Ariane Schad; Wiebke Herzberg; Markus Roth
Published in: EDP Sciences 2015
Permanent ID: Digital Object Identifier:10.1051/0004-6361/201425474; arXiv:1504.08066

Global helioseismic evidence for a deeply penetrating Solar meridional flow consisting of multiple flow cells

Author(s): Ariane Schad; Ariane Schad; Jens Timmer; Markus Roth
Permanent ID: Digital Object Identifier:10.1088/2041-8205/778/2/l38; arXiv:1311.7623

The Direct Effect of Toroidal Magnetic Fields on Stellar Oscillations: An Analytical Expression for the General Matrix Element

Author(s): Markus Roth; Ariane Schad; Ariane Schad; René Kiefer
Permanent ID: arXiv:1709.02454; Digital Object Identifier:10.3847/1538-4357/aa8634

Solar Dynamics, Rotation, Convection and Overshoot

Author(s): Mark S. Miesch; Manfred Schüssler; Jesper Schou; Michael Thompson; Markus Roth; Shravan M. Hanasoge
Published in: Springer Science and Business Media LLC Space Sciences Series of ISSI ISBN: 9789402410334 2017
Permanent ID: Digital Object Identifier:10.1007/s11214-015-0144-0; Digital Object Identifier:10.1007/978-94-024-1034-1_5; arXiv:1503.08539

On the Detectability of Large-Scale Flows by Asteroseismology

Author(s): Markus Roth; Wiebke Herzberg
Published in: Frontiers Media SA Frontiers in Astronomy and Space Sciences, Vol 7 (2020) 2020
Permanent ID: Digital Object Identifier:10.3389/fspas.2020.515227

Internal Gravity Waves in the Magnetized Solar Atmosphere. I. Magnetic Field Effects

Author(s): G. Vigeesh; G. Vigeesh; Jason Jackiewicz; Oskar Steiner
Permanent ID: arXiv:1612.04729; Digital Object Identifier:10.3847/1538-4357/835/2/148

A new look at sunspot formation using theory and observations

Author(s): Igor Rogachevskii; Nathan Kleeorin; Kolja Glogowski; Markus Roth; Jörn Warnecke; Axel Brandenburg; I. R. Losada
Permanent ID: arXiv:1704.04062; Digital Object Identifier:10.1017/s1743921317004306

Validation of Spherical Born Approximation Sensitivity Functions for Measuring Deep Solar Meridional Flow

Author(s): Vincent G. A. Böning; S. Kholikov; Markus Roth; Jason Jackiewicz
Permanent ID: arXiv:1703.03700; Digital Object Identifier:10.3847/1538-4357/aa6333

GONG p-Mode Parameters Through Two Solar Cycles.

Author(s): René Kiefer; René Kiefer; Anne-Marie Broomhall; Frank Hill; Markus Roth; Rudi Komm
Permanent ID: arXiv:1810.09324; Digital Object Identifier:10.1007/s11207-018-1370-x; PubMed Central ID:PMC6394752; PubMed ID:30880845

Inversions for Deep Solar Meridional Flow Using Spherical Born Kernels

Author(s): Vincent G. A. Böning; S. Kholikov; Markus Roth; Jason Jackiewicz
Published in: American Astronomical Society 2017
Permanent ID: Digital Object Identifier:10.3847/1538-4357/aa7af0; arXiv:1707.08803

Seismic signatures of magnetic activity in solar-type stars observed by Kepler

Author(s): M. S. Cunha; A. R. G. Santos; William J. Chaplin; R. Howe; Tiago L. Campante; René Kiefer; Y. P. Elsworth; David Salabert; Mikkel N. Lund; Rafael A. García; Guy R. Davies
Published in: Cambridge University Press (CUP) 2018
Permanent ID: Digital Object Identifier:10.1017/s1743921318001229; arXiv:1806.04263

Signatures of Magnetic Activity in the Seismic Data of Solar-type Stars Observed by Kepler

Author(s): Rachel Howe; Rachel Howe; René Kiefer; Mikkel N. Lund; Mikkel N. Lund; A. R. G. Santos; Margarida S. Cunha; William J. Chaplin; William J. Chaplin; David Salabert; David Salabert; Rafael A. García; Rafael A. García; Guy R. Davies; Guy R. Davies; Tiago L. Campante; Tiago L. Campante; Y. P. Elsworth; Y. P. Elsworth
Permanent ID: arXiv:1806.00136; Digital Object Identifier:10.3847/1538-4365/aac9b6

Software

drms: A Python package for accessing HMI and AIA data

Author(s): Kolja Glogowski; Monica Bobra; Nitin Choudhary; Arthur Amezcua; Stuart Mumford; David Pérez-Suárez; Nabil Freij
DOI: 10.5281/zenodo.3369966; 10.5281/zenodo.3369966
Publisher: Zenodo

sunpy/drms: drms v0.6.0

Author(s): Kolja Glogowski; Nabil Freij; Monica Bobra; Stuart Mumford; Will Barnes; David Pérez-Suárez; Albert Y. Shih; Nitin Choudhary
DOI: 10.5281/zenodo.4274264; 10.5281/zenodo.2572850
Publisher: Zenodo