Internal structure of red-giant stars through the sound of dipole oscillation modes

Project Information

DipolarSound

Grant agreement ID: 101000296

DOI

10.3030/101000296

EC signature date 21 December 2020

Start date 1 October 2021

End date 31 March 2027

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 2 000 000,00

EU contribution

€ 2 000 000,00

Coordinated by

HITS GGMBH
Germany

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Peer reviewed articles (27)

Power density spectra morphologies of seismically unresolved red-giant asteroseismic binaries

Author(s): Jeong Yun Choi, Francisca Espinoza-Rojas, Quentin Coppée, Saskia Hekker
Published in: Astronomy & Astrophysics, Issue 699, 2025, Page(s) A180, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202555279

Effect of nuclear reactions rates and core boundary mixing on the seismology of red clump stars

Author(s): Anthony Noll, Sarbani Basu, Saskia Hekker
Published in: Astronomy & Astrophysics, Issue 683, 2024, Page(s) A189, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202348276

Red giant evolutionary status determination: The complete <i>Kepler</i> catalog

Author(s): M. Vrard, M. H. Pinsonneault, Y. Elsworth, M. Hon, T. Kallinger, J. Kuszlewicz, B. Mosser, R. A. García, J. Tayar, R. Bennett, K. Cao, S. Hekker, L. Loyer, S. Mathur, D. Stello
Published in: Astronomy &amp; Astrophysics, Issue 697, 2025, Page(s) A165, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202452635

Asteroseismic predictions for a massive main-sequence merger product

Author(s): J. Henneco, F. R. N. Schneider, M. Heller, S. Hekker, C. Aerts
Published in: Astronomy &amp; Astrophysics, Issue 698, 2025, Page(s) A49, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202453533

Enhanced magnetic activity in rapidly rotating binary stars

Author(s): Jie Yu, Charlotte Gehan, Saskia Hekker, Michäel Bazot, Robert H. Cameron, Patrick Gaulme, Timothy R. Bedding, Simon J. Murphy, Zhanwen Han, Yuan-Sen Ting, Jamie Tayar, Yajie Chen, Laurent Gizon, Jason Nordhaus, Shaolan Bi
Published in: Nature Astronomy, Issue 9, 2025, Page(s) 1045-1052, ISSN 2397-3366
Publisher: Springer Science and Business Media LLC
DOI: 10.1038/s41550-025-02562-2

Red giant asteroseismic binaries in the <i>Kepler</i> field

Author(s): Francisca Espinoza-Rojas, Nathalie Themeßl, Saskia Hekker
Published in: Astronomy &amp; Astrophysics, Issue 703, 2025, Page(s) A66, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202555884

The sensitivity and behaviour of the curvature in the échelle diagram of red-giant stars

Author(s): S. Hekker, Y. Elsworth, S. Basu, F. Ahlborn, W. H. Ball, E. P. Bellinger, L. Buchele, F. Espinoza-Rojas
Published in: Astronomy &amp; Astrophysics, Issue 709, 2026, Page(s) A84, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202557690

Merger seismology: Distinguishing massive merger products from genuine single stars using asteroseismology

Author(s): J. Henneco, F. R. N. Schneider, S. Hekker, C. Aerts
Published in: Astronomy &amp; Astrophysics, Issue 690, 2024, Page(s) A65, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202450508

Nature versus nurture: distinguishing effects from stellar processing and chemical evolution on carbon and nitrogen in red giant stars

Author(s): John D Roberts, Marc H Pinsonneault, Jennifer A Johnson, Joel C Zinn, David H Weinberg, Mathieu Vrard, Jamie Tayar, Dennis Stello, Benoît Mosser, James W Johnson, Kaili Cao, Keivan G Stassun, Guy S Stringfellow, Aldo Serenelli, Savita Mathur, Saskia Hekker, Rafael A García, Yvonne P Elsworth, Enrico Corsaro
Published in: Monthly Notices of the Royal Astronomical Society, Issue 530, 2024, Page(s) 149-166, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stae820

Impact of central mixing scheme and nuclear reaction network on the extent of convective cores

Author(s): Anthony Noll, Sébastien Deheuvels
Published in: Astronomy &amp; Astrophysics, Issue 676, 2023, Page(s) A70, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202245710

New red giants in NGC 6791 and NGC 6819 using <i>Kepler</i> superstamps

Author(s): A. Covelo-Paz, N. Themeßl, F. Espinoza-Rojas, S. Hekker
Published in: Astronomy &amp; Astrophysics, Issue 679, 2023, Page(s) A134, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202347211

Oscillations of red giant stars with magnetic damping in the core

Author(s): Jonas Müller, Quentin Coppée, Saskia Hekker
Published in: Astronomy &amp; Astrophysics, Issue 696, 2025, Page(s) A134, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202553888

The robustness of inferred envelope and core rotation rates of red giant stars from asteroseismology

Author(s): F. Ahlborn, E. P. Bellinger, S. Hekker, S. Basu, D. Mokrytska
Published in: Astronomy &amp; Astrophysics, Issue 693, 2025, Page(s) A274, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202449901

Improved asteroseismic inversions for red-giant surface rotation rates

Author(s): F. Ahlborn, E. P. Bellinger, S. Hekker, S. Basu, D. Mokrytska
Published in: Astronomy &amp; Astrophysics, Issue 668, 2022, Page(s) A98, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202142510

Pushing the boundaries of asteroseismic individual frequency modelling: Unveiling two evolved very low-metallicity red giants

Author(s): J. R. Larsen, J. L. Rørsted, V. Aguirre Børsen-Koch, M. S. Lundkvist, J. Christensen-Dalsgaard, M. L. Winther, A. Stokholm, Y. Li, D. Slumstrup, H. Kjeldsen, E. Corsaro, O. Benomar, S. Dhanpal, A. Weiss, B. Mosser, S. Hekker, D. Stello, A. J. Korn, A. Jendreieck, Y. Elsworth, R. Handberg, T. Kallinger, C. Jiang, G. Ruchti
Published in: Astronomy &amp; Astrophysics, Issue 697, 2025, Page(s) A153, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202453554

Asteroseismic Inversions for Internal Sound Speed Profiles of Main-sequence Stars with Radiative Cores

Author(s): Lynn Buchele, Earl P. Bellinger, Saskia Hekker, Sarbani Basu, Warrick Ball, Jørgen Christensen-Dalsgaard
Published in: The Astrophysical Journal, Issue 961, 2024, Page(s) 198, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ad1680

The K2 Asteroseismic KEYSTONE sample of Dwarf and Subgiant Solar-Like Oscillators

Author(s): Mikkel N. Lund, Sarbani Basu, Allyson Bieryla, Luca Casagrande, Daniel Huber, Saskia Hekker, Lucas Viani, Guy R. Davies, Tiago L. Campante, William J. Chaplin, Aldo M. Serenelli, J. M. Joel Ong, Warrick H. Ball, Amalie Stokholm, Earl P. Bellinger, Michaël Bazot, Dennis Stello, David W. Latham, Timothy R. White, Maryum Sayeed, Víctor Aguirre Børsen-Koch, Ashley Chontos
Published in: Astronomy &amp; Astrophysics, Issue 688, 2024, Page(s) A13, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202450055

Testing a non-local 1-equation turbulent convection model: A solar model

Author(s): T. A. M. Braun, F. Ahlborn, A. Weiss
Published in: Astronomy &amp; Astrophysics, Issue 689, 2024, Page(s) A292, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202450511

Impact of near-degeneracy effects on linear rotational inversions for red giant stars

Author(s): F. Ahlborn, J. M. Joel Ong, J. Van Beeck, E. P. Bellinger, S. Hekker, S. Basu
Published in: Astronomy &amp; Astrophysics, Issue 704, 2025, Page(s) A230, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202555537

The efficiency of mixed modes for angular momentum transport

Author(s): B. Bordadágua, F. Ahlborn, Q. Coppée, J. P. Marques, K. Belkacem, S. Hekker
Published in: Astronomy &amp; Astrophysics, Issue 699, 2025, Page(s) A310, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202555405

The radial modes of stars with suppressed dipole modes

Author(s): Q. Coppée, J. Müller, M. Bazot, S. Hekker
Published in: Astronomy &amp; Astrophysics, Issue 690, 2024, Page(s) A324, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202450037

A formation pathway for terrestrial planets with moderate water content involving atmospheric-volatile recycling

Author(s): Jonas Müller, Bertram Bitsch, Aaron David Schneider
Published in: Astronomy &amp; Astrophysics, Issue 688, 2024, Page(s) A139, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202346748

APOKASC-3: The Third Joint Spectroscopic and Asteroseismic Catalog for Evolved Stars in the Kepler Fields

Author(s): Marc H. Pinsonneault, Joel C. Zinn, Jamie Tayar, Aldo Serenelli, Rafael A. García, Savita Mathur, Mathieu Vrard, Yvonne P. Elsworth, Benoit Mosser, Dennis Stello, Keaton J. Bell, Lisa Bugnet, Enrico Corsaro, Patrick Gaulme, Saskia Hekker, Marc Hon, Daniel Huber, Thomas Kallinger, Kaili Cao, Jennifer A. Johnson, Bastien Liagre, Rachel A. Patton, Ângela R. G. Santos, Sarbani Basu, Paul G. Beck, Ti
Published in: The Astrophysical Journal Supplement Series, Issue 276, 2025, Page(s) 69, ISSN 0067-0049
Publisher: University of Chicago Press
DOI: 10.3847/1538-4365/ad9fef

Asteroseismic Structure Inversions of Main-sequence Solar-like Oscillators with Convective Cores

Author(s): Lynn Buchele, Earl P. Bellinger, Saskia Hekker, Sarbani Basu
Published in: The Astrophysical Journal, Issue 987, 2025, Page(s) 97, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/add697

Validating a non-local stellar convection model with 3D hydrodynamics simulations

Author(s): F. Ahlborn, J. Higl, R. Andrassy, G. Leidi, A. Weiss, F. Röpke
Published in: Astronomy &amp; Astrophysics, Issue 705, 2026, Page(s) A191, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202554956

Revised Extinctions and Radii for 1.5 Million Stars Observed by APOGEE, GALAH, and RAVE

Author(s): Jie Yu, Shourya Khanna, Nathalie Themessl, Saskia Hekker, Guillaume Dréau, Laurent Gizon, Shaolan Bi
Published in: The Astrophysical Journal Supplement Series, Issue 264, 2024, Page(s) 41, ISSN 0067-0049
Publisher: University of Chicago Press
DOI: 10.3847/1538-4365/acabc8

Improved asteroseismic inversions for red-giant surface rotation rates

Author(s): Ahlborn, F. ; Bellinger, E. P. ; Hekker, S. ; Basu, S. ; Mokrytska, D.
Published in: Astronomy & Astrophysics, 2022, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202142510