Morgan Deal

Publications

Article dans une revue (28)

Cesam2k20: A code for a new generation of stellar evolution models: I. Description of the code L. Manchon,M. Deal,J. P. C. Marques,Y. Lebreton Astronomy & Astrophysics - A&A, 2025, 704, pp.A79. ⟨10.1051/0004-6361/202554806⟩ Article dans une revue hal-05453864v1
Assessing the processes behind planet engulfment and its imprints B.M.T.B Soares,V Adibekyan,C Mordasini,M Deal,S.G Sousaet al. Astronomy & Astrophysics - A&A, 2025, 693, pp.A47. ⟨10.1051/0004-6361/202451399⟩ Article dans une revue hal-04795268v1
The PLATO Mission Heike Rauer,Conny Aerts,Juan Cabrera,Magali Deleuil,Anders Eriksonet al. Experimental Astronomy, 2025, 59, pp.26. ⟨10.1007/s10686-025-09985-9⟩ Article dans une revue hal-04713285v1
Glitches in solar-like oscillating F-type stars M. Deal,M.-J. Goupil,J. Philidet,M. S. Cunha,R. Teissonniereet al. Astronomy & Astrophysics - A&A, 2025, 693, pp.A240. ⟨10.1051/0004-6361/202451748⟩ Article dans une revue hal-04904929v1
Predicted asteroseismic detection yield for solar-like oscillating stars with PLATO M. J. Goupil,C. Catala,R. Samadi,K. Belkacem,R. M. Ouazzaniet al. Astronomy & Astrophysics - A&A, 2024, 683, pp.A78. ⟨10.1051/0004-6361/202348111⟩ Article dans une revue hal-04496846v1
Characterisation of FG-type stars with improved transport of chemical elements Nuno Moedas,Diego Bossini,Morgan Deal,Margarida S Cunha Astronomy & Astrophysics - A&A, 2024, 684, pp.A113. ⟨10.1051/0004-6361/202348506⟩ Article dans une revue hal-04581164v1
Linking the primordial composition of planet building disks to the present-day composition of rocky exoplanets V Adibekyan,M Deal,C Dorn,I Dittrich,B.M.T.B Soareset al. Astronomy & Astrophysics - A&A, 2024, 692, pp.A67. ⟨10.1051/0004-6361/202452193⟩ Article dans une revue hal-04751194v1
Entropy-calibrated stellar modeling: Testing and improving the use of prescriptions for the entropy of adiabatic convection L. Manchon,M. Deal,M.-J. Goupil,A. Serenelli,Y. Lebretonet al. Astronomy & Astrophysics - A&A, 2024, 687, pp.A146. ⟨10.1051/0004-6361/202347700⟩ Article dans une revue hal-04639444v1
Towards characterising rocky worlds: Trends in chemical make-ups of M dwarfs versus GK dwarfs Haiyang S Wang,Sascha P Quanz,Suvrath Mahadevan,Morgan Deal Astronomy & Astrophysics - A&A, 2024, 688, pp.A225. ⟨10.1051/0004-6361/202449467⟩ Article dans une revue hal-04632489v1
The Surface Composition of Six Newly Discovered Chemically Peculiar Stars. Comparison to the HgMn Stars mu Lep and beta Scl and the Superficially Normal B Star nu Cap Richard Monier,E. Niemczura,D. Kurtz,S. Rappaport,D. Bowmanet al. The Astronomical Journal, 2023, 166 (2), pp.54. ⟨10.3847/1538-3881/acdb50⟩ Article dans une revue obspm-04177118v1
Revisiting the Red Giant Branch Hosts KOI-3886 and ι Draconis. Detailed Asteroseismic Modeling and Consolidated Stellar Parameters Tiago Campante,Tanda Li,J. Ong,Enrico Corsaro,Margarida Cunhaet al. The Astronomical Journal, 2023, 165 (5), pp.214. ⟨10.3847/1538-3881/acc9c1⟩ Article dans une revue hal-04701107v1
The Unexpected Optical and Ultraviolet Variability of the Standard Star α Sex (HD 87887) Richard Monier,Dominic M Bowman,Yveline Lebreton,Morgan Deal The Astronomical Journal, 2023, 166 (2), pp.73. ⟨10.3847/1538-3881/acdee4⟩ Article dans une revue hal-04171464v2
Glitches in solar-like oscillating F-type stars: Theoretical signature of the base of the convective envelope on the ratios $r_{010}$ M. Deal,M.-J. Goupil,M. Cunha,M. J. P. F. G Monteiro,Y. Lebretonet al. Astronomy & Astrophysics - A&A, 2023, 673, pp.A49. ⟨10.1051/0004-6361/202245103⟩ Article dans une revue hal-04133526v2
Opacities and Atomic Diffusion Georges Alecian,Morgan Deal Galaxies, 2023, 11 (3), pp.62. ⟨10.3390/galaxies11030062⟩ Article dans une revue hal-04150000v1
Atomic diffusion and turbulent mixing in solar-like stars: Impact on the fundamental properties of FG-type stars Nuno Moedas,Morgan Deal,Diego Bossini,Bernardo Campilho Astronomy & Astrophysics - A&A, 2022, 666, pp.A43. ⟨10.1051/0004-6361/202243210⟩ Article dans une revue hal-04701121v1
Thorough characterisation of the 16 Cygni system. II. Seismic inversions of the internal structure G. Buldgen,M. Farnir,P. Eggenberger,J. Bétrisey,C. Pezzottiet al. Astronomy & Astrophysics - A&A, 2022, 661, ⟨10.1051/0004-6361/202142001⟩ Article dans une revue insu-03717119v1
Discovery of a thin lithium plateau among metal-poor red giant branch stars A. Mucciarelli,L. Monaco,P. Bonifacio,M. Salaris,M. Dealet al. Astronomy & Astrophysics - A&A, 2022, 661, pp.A153. ⟨10.1051/0004-6361/202142889⟩ Article dans une revue insu-03719734v1
Fundamental properties of a selected sample of Ap stars: Inferences from interferometric and asteroseismic constraints M. Deal,M. S. Cunha,Z. Keszthelyi,K. Perraut,D. L. Holdsworth Astronomy & Astrophysics - A&A, 2021, 650, ⟨10.1051/0004-6361/202040234⟩ Article dans une revue insu-03705309v1
Matter accretion in metal-poor stars down to extremely metal-poor stars and the lithium problem M. Deal,O. Richard,S. Vauclair Astronomy & Astrophysics - A&A, 2021, 646, pp.A160. ⟨10.1051/0004-6361/202039374⟩ Article dans une revue hal-03326477v1
TESS asteroseismology of the known planet host star λ 2 Fornacis M. Nielsen,W. Ball,M. Standing,A. Triaud,D. Buzasiet al. Astronomy & Astrophysics - A&A, 2020, 641, pp.A25. ⟨10.1051/0004-6361/202037461⟩ Article dans une revue hal-03248553v1
Chemical mixing in low mass stars. I. Rotation against atomic diffusion including radiative acceleration M. Deal,M.-J. Goupil,J. P. Marques,D. R. Reese,Y. Lebreton Astronomy & Astrophysics - A&A, 2020, 633, pp.A23. ⟨10.1051/0004-6361/201936666⟩ Article dans une revue hal-02438135v1
Robust asteroseismic properties of the bright planet host HD 38529 Warrick Ball,William Chaplin,Martin Nielsen,Lucia González-Cuesta,Savita Mathuret al. Monthly Notices of the Royal Astronomical Society, 2020, 499 (4), pp.6084-6093. ⟨10.1093/mnras/staa3190⟩ Article dans une revue hal-03238918v1
Magnetic geometry and surface differential rotation of the bright Am star Alhena A Aurore Blazère,Pascal Petit,Coralie Neiner,Colin Folsom,Oleg Kochukhovet al. Monthly Notices of the Royal Astronomical Society, 2020, 492 (4), pp.5794-5810. ⟨10.1093/mnras/stz3637⟩ Article dans une revue hal-03230745v1
Impacts of radiative accelerations on solar-like oscillating main-sequence stars M. Deal,G. Alecian,Y. Lebreton,M. J. Goupil,J. P. Marqueset al. Astronomy & Astrophysics - A&A, 2018, 618, pp.A10. ⟨10.1051/0004-6361/201833361⟩ Article dans une revue hal-01900874v1
Sun-like stars unlike the Sun: Clues for chemical anomaliesof cool stars V. Adibekyan,E. Delgado-Mena,S. Feltzing,J. I. González Hernández,N. R. Hinkelet al. Astronomical Notes / Astronomische Nachrichten, 2017, 338, pp.442-452. ⟨10.1002/asna.201713315⟩ Article dans une revue insu-03677010v1
Asteroseismology of the exoplanet-host F-type star 94 Ceti: Impact of atomic diffusion on the stellar parameters M. Deal,M. Escobar,S. Vauclair,G. Vauclair,A. Hui-Bon-Hoaet al. Astronomy & Astrophysics - A&A, 2017, 601, pp.A127. ⟨10.1051/0004-6361/201629825⟩ Article dans une revue hal-01857892v1
Hydrodynamical instabilities induced by atomic diffusion in A stars and their consequences Morgan Deal,Olivier Richard,Sylvie Vauclair Astronomy & Astrophysics - A&A, 2016, 589, ⟨10.1051/0004-6361/201628180⟩ Article dans une revue hal-01857920v1
Accretion of planetary matter and the lithium problem in the 16 Cygni stellar system Morgan Deal,Olivier Richard,Sylvie Vauclair Astronomy & Astrophysics - A&A, 2015, 584, ⟨10.1051/0004-6361/201526917⟩ Article dans une revue hal-01857923v1

Communication dans un congrès (6)

The CESAM2K20 stellar evolution code Louis Manchon,Morgan Deal,Y. Lebreton,J. P. C. Marques Journées 2024 de la Société Française d’Astronomie & d’Astrophysique (SF2A 2024), Jun 2024, Marseille, France. pp.467-471 Communication dans un congrès hal-05114829v1
Opacity Enhancement Due to Diffusion-Induced Element Accumulation inside B-Type Stars A. Hui-Bon-Hoa,S. Vauclair,M. Deal Workshop on Astrophysical Opacities, Aug 2017, Kalamazoo, Michigan, United States. pp.176 Communication dans un congrès hal-04838563v1
Hydrodynamical Instabilities Induced by Atomic Diffusion in F and A Stars M. Deal,O. Richard,S. Vauclair Workshop on Astrophysical Opacities, Aug 2017, Kalamazoo, United States Communication dans un congrès hal-01993596v1
Important consequences of atomic diffusion inside main-sequence stars: opacities, extra-mixing, oscillations M Deal,S Vauclair,O Richard 22nd Los Alamos Stellar Pulsation Conference Series Meeting 2016, Nov 2016, San Pedro de Atacama, Chile. pp.06007, ⟨10.1051/epjconf/201715206007⟩ Communication dans un congrès hal-04585530v1
Hydrodynamical instabilities induced by atomic diffusion in F and A stars : Impact on the opacity profile and asteroseimic age determination M. Deal,O. Richard,S. Vauclair SF2A-2017, Jul 2017, Paris, France Communication dans un congrès hal-01993598v1
Fingering instabilities induced by the accretion of planetary matter onto stars : The lithium case. Application to the 16 Cygni stellar system. M. Deal,O. Richard,S. Vauclair SF2A-2015, Feb 2015, Toulouse, France Communication dans un congrès hal-01993619v1

Poster de conférence (1)

Important consequences of atomic diffusion inside main-sequence stars: opacities, extra-mixing, oscillations M. Deal,S. Vauclair,O. Richard Wide-Field Variability Surveys: A 21st Century Perspective - 22nd Los Alamos Stellar Pulsation - Conference Series Meeting, Nov 2016, San Pedro de Atacama, Chile. 152, pp.06007, 2017 Poster de conférence hal-01993605v1

Pré-publication, Document de travail (1)

The surface composition of six newly discovered chemically peculiar stars. Comparison to the HgMn stars $\mu$ Lep and $\beta$ Scl and the superficially normal B star $\nu$ Cap Richard Monier,E. Niemczura,D. W. Kurtz,S. Rappaport,D. M. Bowmanet al. 2023 Pré-publication, Document de travail hal-04116758v1

Thèse (1)

Importance de la diffusion atomique et de ses conséquences hydrodynamiques sur la structure interne et les paramètres observationnels des étoiles Morgan Deal Astrophysique stellaire et solaire [astro-ph.SR]. Université Montpellier, 2016. Français. ⟨NNT : 2016MONTT318⟩ Thèse tel-01817592v1