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Julien Morin

Associate Professor at Laboratoire Univers et Particules de Montpellier, Université de Montpellier & CNRS
122
Documents
Researcher identifiers

Research domains

Solar and Stellar Astrophysics [astro-ph.SR]

Publications

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Long-term monitoring of large-scale magnetic fields across optical and near-infrared domains with ESPaDOnS, Narval, and SPIRou

S. Bellotti , J. Morin , L T Lehmann , P. Petit , G a J Hussain
Astronomy and Astrophysics - A&A, 2024, 686, pp.A66. ⟨10.1051/0004-6361/202348043⟩
Journal articles hal-04592914v1
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Spectropolarimetric characterisation of exoplanet host stars in preparation of the Ariel mission

S. Bellotti , D. Evensberget , A. Vidotto , A. Lavail , T. Lüftinger
Astronomy and Astrophysics - A&A, 2024, 688, pp.A63. ⟨10.1051/0004-6361/202449581⟩
Journal articles hal-04677474v1
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A long-term study of the magnetic field and activity in the M giant RZ Ari

R. Konstantinova-Antova , S. Georgiev , A. Lèbre , A. Palacios , Julien Morin
Astronomy and Astrophysics - A&A, 2024, 681, pp.A36. ⟨10.1051/0004-6361/202346949⟩
Journal articles hal-04399760v1
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The large-scale magnetic field of the M dwarf double-line spectroscopic binary FK Aqr

S. Tsvetkova , J. Morin , C. P. Folsom , Jean-Baptiste Le Bouquin , Evelyne Alecian
Astronomy and Astrophysics - A&A, 2024, 682, pp.A77. ⟨10.1051/0004-6361/202347604⟩
Journal articles hal-04452154v1
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SPIRou reveals unusually strong magnetic fields of slowly rotating M dwarfs

L. Lehmann , J. -F. Donati , P. Fouque , C. Moutou , S. Bellotti
Monthly Notices of the Royal Astronomical Society, 2024, 527, pp.4330-4352. ⟨10.1093/mnras/stad3472⟩
Journal articles hal-04287657v1
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The space weather around the exoplanet GJ 436b

S. Bellotti , R. Fares , A. A. Vidotto , Julien Morin , P. Petit
Astronomy and Astrophysics - A&A, 2023, 676, pp.A139. ⟨10.1051/0004-6361/202346675⟩
Journal articles hal-04195331v1
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Constraints on Magnetic Braking from the G8 Dwarf Stars 61 UMa and τ Cet

Travis S Metcalfe , Klaus G Strassmeier , Ilya V Ilyin , Jennifer L van Saders , Thomas R Ayres
The Astrophysical journal letters, 2023, 948 (1), pp.L6. ⟨10.3847/2041-8213/acce38⟩
Journal articles hal-04169468v1
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The SPIRou legacy survey. Rotation period of quiet M dwarfs from circular polarization in near-infrared spectral lines: The SPIRou APERO analysis

P. Fouqué , E. Martioli , J. -F. Donati , L. T. Lehmann , B. Zaire
Astronomy and Astrophysics - A&A, 2023, 672, ⟨10.1051/0004-6361/202345839⟩
Journal articles insu-04198961v1
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The space weather around the exoplanet GJ 436b. II. Stellar wind-exoplanet interactions

A. A. Vidotto , V. Bourrier , R. Fares , S. Bellotti , J. F. Donati
Astronomy and Astrophysics - A&A, 2023, 678, ⟨10.1051/0004-6361/202347237⟩
Journal articles insu-04473152v1
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Monitoring the large-scale magnetic field of AD Leo with SPIRou, ESPaDOnS, and Narval

S. Bellotti , Julien Morin , L. T. Lehmann , C. P. Folsom , G. A. J. Hussain
Astronomy and Astrophysics - A&A, 2023, 676, pp.A56. ⟨10.1051/0004-6361/202346845⟩
Journal articles hal-04187255v1
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Correlations between laboratory line lists for FeH, CrH, and NiH and M-star spectra collected with ESPaDOnS and SPIRou

P. Crozet , Julien Morin , A. Ross , S. Bellotti , J. Donati
Astronomy and Astrophysics - A&A, 2023, 679, pp.A116. ⟨10.1051/0004-6361/202347498⟩
Journal articles hal-04252296v2
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The magnetic field and multiple planets of the young dwarf AU Mic

J-F Donati , P Cristofari , B Finociety , B Klein , C Moutou
Monthly Notices of the Royal Astronomical Society, 2023, 525 (1), pp.455-475. ⟨10.1093/mnras/stad1193⟩
Journal articles hal-04252090v1
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Near-IR and optical radial velocities of the active M dwarf star Gl 388 (AD Leo) with SPIRou at CFHT and SOPHIE at OHP

A. Carmona , X. Delfosse , S. Bellotti , P. Cortés-Zuleta , M. Ould-Elhkim
Astronomy and Astrophysics - A&A, 2023, 674, pp.A110. ⟨10.1051/0004-6361/202245660⟩
Journal articles hal-04252189v1
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Multi-wavelength Campaign Observations of a Young Solar-type Star, EK Draconis I. Discovery of Prominence Eruptions Associated with Superflares

Kosuke Namekata , Vladimir Airapetian , Pascal Petit , Hiroyuki Maehara , Kai Ikuta
The Astrophysical Journal, 2023, 961 (1), pp.23. ⟨10.3847/1538-4357/ad0b7c⟩
Journal articles hal-04286428v1
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The magnetic field and stellar wind of the mature late-F star χ Draconis A

S C Marsden , D Evensberget , E L Brown , C Neiner , J M Seach
Monthly Notices of the Royal Astronomical Society, 2023, 522 (1), pp.792-810. ⟨10.1093/mnras/stad925⟩
Journal articles hal-04169369v1
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Misalignment of the outer disk of DK Tau and a first look at its magnetic field using spectropolarimetry

M. Nelissen , P. Mcginnis , C.P. Folsom , T. Ray , A.A. Vidotto
Astronomy and Astrophysics - A&A, 2023, 670, pp.A165. ⟨10.1051/0004-6361/202245194⟩
Journal articles hal-03926349v1
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Magnetic fields and rotation periods of M dwarfs from SPIRou spectra

J-F Donati , L Lehmann , P Cristofari , P Fouqué , C Moutou
Monthly Notices of the Royal Astronomical Society, 2023, 525 (2), pp.2015-2039. ⟨10.1093/mnras/stad2301⟩
Journal articles hal-04252083v1
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Optical and near-infrared stellar activity characterization of the early M dwarf Gl 205 with SOPHIE and SPIRou

P. Cortés-Zuleta , I. Boisse , B. Klein , E. Martioli , P. Cristofari
Astronomy and Astrophysics - A&A, 2023, 673, pp.A14. ⟨10.1051/0004-6361/202245131⟩
Journal articles hal-04252193v1
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Transition from multipolar to dipolar dynamos in stratified systems

B. Zaire , L. Jouve , T. Gastine , J. -F. Donati , Julien Morin
Monthly Notices of the Royal Astronomical Society, 2022, 517, pp.3392-3406. ⟨10.1093/mnras/stac2769⟩
Journal articles insu-03824254v1
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Mitigating stellar activity jitter with different line lists for least-squares deconvolution

S. Bellotti , P. Petit , J. Morin , G. A. J. Hussain , C. P. Folsom
Astronomy and Astrophysics - A&A, 2022, 657, pp.A107. ⟨10.1051/0004-6361/202141812⟩
Journal articles hal-03533666v1
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Time evolution of magnetic activity cycles in young suns: The curious case of kappa Ceti

S. Boro Saikia , T. Lueftinger , C. P. Folsom , A. Antonova , Evelyne Alecian
Astronomy and Astrophysics - A&A, 2022, 658, pp.A16. ⟨10.1051/0004-6361/202141525⟩
Journal articles hal-03428844v1
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Linking chromospheric activity and magnetic field properties for late-type dwarf stars

E.L. Brown , S.V. Jeffers , S.C. Marsden , J. Morin , S. Boro Saikia
Monthly Notices of the Royal Astronomical Society, 2022, 514 (3), pp.4300-4319. ⟨10.1093/mnras/stac1291⟩
Journal articles hal-03672902v1
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TOI-1759 b: A transiting sub-Neptune around a low mass star characterized with SPIRou and TESS

E. Martioli , G. Hébrard , P. Fouqué , É. Artigau , J.-F. Donati
Astronomy and Astrophysics - A&A, 2022, 660, pp.A86. ⟨10.1051/0004-6361/202142540⟩
Journal articles hal-03647782v1

Radio masers on WX UMa: hints of a Neptune-sized planet, or magnetospheric reconnection?

Robert D. Kavanagh , Aline A. Vidotto , Harish K. Vedantham , Moira M. Jardine , Joseph R. Callingham
Monthly Notices of the Royal Astronomical Society, 2022, 514 (1), pp.675-688. ⟨10.1093/mnras/stac1264⟩
Journal articles hal-03738626v1
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The crucial role of surface magnetic fields for stellar dynamos: Epsilon Eridani, 61 Cygni A, and the Sun

S. V. Jeffers , R. H. Cameron , S. C. Marsden , S. Boro Saikia , C. P. Folsom
Astronomy and Astrophysics - A&A, 2022, 661, pp.A152. ⟨10.1051/0004-6361/202142202⟩
Journal articles hal-03702852v1
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Coronal Mass Ejections and Type II Radio Emission Variability during a Magnetic Cycle on the Solar-type Star ϵ Eridani

Dúalta Ó Fionnagáin , Robert D. Kavanagh , Aline A. Vidotto , Sandra V. Jeffers , Pascal Petit
The Astrophysical Journal, 2022, 924 (2), pp.115. ⟨10.3847/1538-4357/ac35de⟩
Journal articles insu-03672068v1
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TOI–1278 B: SPIRou Unveils a Rare Brown Dwarf Companion in Close-in Orbit around an M Dwarf

Étienne Artigau , Guillaume Hébrard , Charles Cadieux , Thomas Vandal , Neil Cook
The Astronomical Journal, 2021, 162 (4), pp.144. ⟨10.3847/1538-3881/ac096d⟩
Journal articles hal-03433102v1
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Slingshot prominences: a hidden mass loss mechanism

Rose Waugh , Moira Jardine , Julien Morin , J-F Donati
Monthly Notices of the Royal Astronomical Society, 2021, 505 (4), pp.5104-5116. ⟨10.1093/mnras/stab1709⟩
Journal articles hal-03433123v1
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Field linkage and magnetic helicity density

K Lund , M Jardine , A Russell , J-F Donati , R Fares
Monthly Notices of the Royal Astronomical Society, 2021, 502 (4), pp.4903-4910. ⟨10.1093/mnras/stab305⟩
Journal articles hal-03433201v1
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Magnetic field and chromospheric activity evolution of HD75332: a rapid magnetic cycle in an F star without a hot Jupiter

E. L. Brown , S. C. Marsden , M. W. Mengel , S. V. Jeffers , I. Millburn
Monthly Notices of the Royal Astronomical Society, 2021, 501 (3), pp.3981. ⟨10.1093/mnras/staa3878⟩
Journal articles hal-03272865v1
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Multi-instrumental view of magnetic fields and activity of ϵ Eridani with SPIRou, NARVAL, and TESS

P. Petit , C. P. Folsom , J.-F. Donati , L. Yu , J.-D. Do Nascimento
Astronomy and Astrophysics - A&A, 2021, 648, pp.A55. ⟨10.1051/0004-6361/202040027⟩
Journal articles hal-03197552v2
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Magnetic field of the eclipsing binary UV Piscium

A. Hahlin , O. Kochukhov , Evelyne Alecian , Julien Morin
Astronomy and Astrophysics - A&A, 2021, 650, pp.A197. ⟨10.1051/0004-6361/202140832⟩
Journal articles hal-03273030v1
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The large-scale magnetic field of Proxima Centauri near activity maximum

Baptiste Klein , Jean-François Donati , Élodie M. Hébrard , Bonnie Zaire , Colin P. Folsom
Monthly Notices of the Royal Astronomical Society, 2021, 500 (2), pp.1844-1850. ⟨10.1093/mnras/staa3396⟩
Journal articles hal-02996801v1
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SPIRou: NIR velocimetry and spectropolarimetry at the CFHT

J-F Donati , D Kouach , C. Moutou , R. Doyon , X. Delfosse
Monthly Notices of the Royal Astronomical Society, 2020, 498 (4), pp.5684-5703. ⟨10.1093/mnras/staa2569⟩
Journal articles hal-03104089v1
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Determining rotational and macroturbulent velocities of cool magnetic giant stars

Stefan Georgiev , Agnès Lèbre , Eric Josselin , Renada Konstantinova‐antova , Julien Morin
Astronomical Notes / Astronomische Nachrichten, 2020, 341 (5), pp.486-492. ⟨10.1002/asna.202013725⟩
Journal articles hal-02953146v1
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Measuring stellar magnetic helicity density

K. Lund , M. Jardine , L. T. Lehmann , D. H. Mackay , V See
Monthly Notices of the Royal Astronomical Society, 2020, 493 (1), pp.1003-1012. ⟨10.1093/mnras/staa297⟩
Journal articles hal-02527314v1
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The impact of unresolved magnetic spots on high-precision radial velocity measurements

M Lisogorskyi , S Boro Saikia , S.V. Jeffers , H.R.A. Jones , Julien Morin
Monthly Notices of the Royal Astronomical Society, 2020, 497 (3), pp.4009-4021. ⟨10.1093/mnras/staa2184⟩
Journal articles hal-02920350v1
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Spin-orbit alignment and magnetic activity in the young planetary system AU Mic

E. Martioli , G. Hébrard , C. Moutou , J.-F. Donati , É. Artigau
Astronomy and Astrophysics - A&A, 2020, 641, pp.L1. ⟨10.1051/0004-6361/202038695⟩
Journal articles hal-02927686v1
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The large-scale magnetic field of the eccentric pre-main-sequence binary system V1878 Ori

A Lavail , O. Kochukhov , G Hussain , C. Argiroffi , E. Alecian
Monthly Notices of the Royal Astronomical Society, 2020, 497 (1), pp.632-642. ⟨10.1093/mnras/staa1993⟩
Journal articles hal-02920333v1
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Investigating the young AU~Mic system with SPIRou: large-scale stellar magnetic field and close-in planet mass

Baptiste Klein , Jean-François Donati , Claire Moutou , Xavier Delfosse , Xavier Bonfils
Monthly Notices of the Royal Astronomical Society: Letters, 2020, 502 (1), pp.188-205. ⟨10.1093/mnras/staa3702⟩
Journal articles hal-03034443v1
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Impact of a companion and of chromospheric emission on the shape of chromosome maps for globular clusters

Fabrice Martins , Julien Morin , Corinne Charbonnel , C. Lardo , William Chantereau
Astronomy and Astrophysics - A&A, 2020, 635, pp.A52. ⟨10.1051/0004-6361/201937212⟩
Journal articles hal-02527298v1
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FRIPON: a worldwide network to track incoming meteoroids

F. Colas , B Zanda , S Bouley , S Jeanne , A Malgoyre
Astronomy and Astrophysics - A&A, 2020, 644 (6), pp.A53. ⟨10.1051/0004-6361/202038649⟩
Journal articles hal-03097279v1
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Early science with SPIRou: near-infrared radial velocity and spectropolarimetry of the planet-hosting star HD 189733

C. Moutou , S. Dalal , J.-F. Donati , E. Martioli , C. P. Folsom
Astronomy and Astrophysics - A&A, 2020, 642, pp.A72. ⟨10.1051/0004-6361/202038108⟩
Journal articles hal-02959626v1
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Characterizing stellar parameters from high-resolution spectra of main sequence cool stars. I. The G2V-K2V stars

Logithan Kulenthirarajah , Jean-François Donati , Gaitee Hussain , Julien Morin , France Allard
Monthly Notices of the Royal Astronomical Society, 2019, 487 (1), pp.1335-1362. ⟨10.1093/mnras/stz1270⟩
Journal articles hal-03024338v1
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The magnetic fields of intermediate-mass T Tauri stars. I. Magnetic detections and fundamental stellar parameters

F. Villebrun , E. Alecian , G. Hussain , J. Bouvier , C. Folsom
Astronomy and Astrophysics - A&A, 2019, 622, pp.A72. ⟨10.1051/0004-6361/201833545⟩
Journal articles hal-02000151v1
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Do Non-dipolar Magnetic Fields Contribute to Spin-down Torques?

Victor See , Sean Matt , Adam Finley , Colin P. Folsom , Sudeshna Boro Saikia
The Astrophysical Journal, 2019, 886 (2), pp.120. ⟨10.3847/1538-4357/ab46b2⟩
Journal articles obspm-02399619v1

The Solar Wind in Time II: 3D stellar wind structure and radio emission

D. Ó Fionnagáin , A.A. Vidotto , P. Petit , C.P. Folsom , S.V. Jeffers
Monthly Notices of the Royal Astronomical Society, 2019, 483, pp.873-886. ⟨10.1093/mnras/stz1308⟩
Journal articles hal-01954398v1

Stellar physics with high-resolution UV spectropolarimetry

Coralie Neiner , Julien Morin , Jean-Claude Bouret , Luca Fossati
Bulletin of the American Astronomical Society, 2019
Journal articles hal-02323287v1
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The rotationally modulated polarization of ξ Boo A

Daniel Cotton , Dag Evensberget , Stephen C. Marsden , Jeremy Bailey , Jinglin Zhao
Monthly Notices of the Royal Astronomical Society, 2019, 483 (2), pp.1574-1581. ⟨10.1093/mnras/sty3180⟩
Journal articles hal-01962834v1
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Estimating Magnetic Filling Factors from Zeeman–Doppler Magnetograms

Victor See , Sean P. Matt , Colin P. Folsom , Sudeshna Boro Saikia , Jean-François Donati
The Astrophysical Journal, 2019, 876 (2), pp.118. ⟨10.3847/1538-4357/ab1096⟩
Journal articles obspm-02399742v1
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Asymmetric shocks in χ Cygni observed with linear spectropolarimetry

A. López Ariste , B. Tessore , E. Carlín , Ph. Mathias , A. Lèbre
Astronomy and Astrophysics - A&A, 2019, 632, pp.A30. ⟨10.1051/0004-6361/201936189⟩
Journal articles hal-03190436v1
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Slingshot prominences: coronal structure, mass loss and spin down

Victor See , Sean Matt , Adam Finley , Colin P. Folsom , Sudeshna Boro Saikia
Monthly Notices of the Royal Astronomical Society, In press, 886 (2), pp.120. ⟨10.1093/mnras/stz3173⟩
Journal articles obspm-02399706v1
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Convective cells in Betelgeuse: imaging through spectropolarimetry

A. López Ariste , P. Mathias , B. Tessore , A. Lèbre , M. Auriere
Astronomy and Astrophysics - A&A, 2018, 620, pp.A199. ⟨10.1051/0004-6361/201834178⟩
Journal articles hal-02105993v1
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Evolution of the magnetic field of Betelgeuse from 2009–2017

P. Mathias , M. Auriere , A. López Ariste , P. Petit , B. Tessore
Astronomy and Astrophysics - A&A, 2018, 615, pp.A116. ⟨10.1051/0004-6361/201732542⟩
Journal articles hal-01760230v1
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The evolution of surface magnetic fields in young solar-type stars II: The early main sequence (250-650 Myr)

Colin P. Folsom , Jérôme Bouvier , Pascal Petit , Agnès Lebre , Louis Amard
Monthly Notices of the Royal Astronomical Society, 2018, 474, pp.4956-4987. ⟨10.1093/mnras/stx3021⟩
Journal articles hal-01760634v1
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Direct evidence of a full dipole flip during the magnetic cycle of a sun-like star

S. Boro Saikia , T. Lueftinger , S. V. Jeffers , C. P. Folsom , V. See
Astronomy and Astrophysics - A&A, 2018, 620, pp.L11. ⟨10.1051/0004-6361/201834347⟩
Journal articles hal-02121511v1
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SPIRou Input Catalogue: Global properties of 440 M dwarfs observed with ESPaDOnS at CFHT

Pascal Fouqué , Claire Moutou , Lison Malo , Eder Martioli , Olivia Lim
Monthly Notices of the Royal Astronomical Society, 2018, 475, pp.1960-1986. ⟨10.1093/mnras/stx3246⟩
Journal articles hal-01760619v1
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A candidate super-Earth planet orbiting near the snow line of Barnard’s star

I. Ribas , M. Tuomi , A. Reiners , R. Butler , J. Morales
Nature, 2018, 563 (7731), pp.365-368. ⟨10.1038/s41586-018-0677-y⟩
Journal articles hal-01962835v1
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Simulating Radio Emission from Low-mass Stars

Joe Llama , Moira M. Jardine , Kenneth Wood , Gregg Hallinan , Julien Morin
The Astrophysical Journal, 2018, 854 (1), ⟨10.3847/1538-4357/aaa59f⟩
Journal articles hal-01847184v1
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The open flux evolution of a solar-mass star on the main sequence

V. See , Moira Jardine , Aline Vidotto , Jean-Francois Donati , S. Boro Saikia
Monthly Notices of the Royal Astronomical Society, 2018, 474, pp.536-546. ⟨10.1093/mnras/stx2599⟩
Journal articles hal-01760652v1

Magnetic field topology of the cool, active, short-period binary system σ² Coronae Borealis

L. Rosén , O. Kochukhov , E. Alecian , C. Neiner , J. Morin
Astronomy and Astrophysics - A&A, 2018, 613, ⟨10.1051/0004-6361/201731706⟩
Journal articles hal-01847179v1
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The hot Jupiter of the magnetically-active weak-line T Tauri star V830 Tau

Jean-François Donati , Louise Yu , Claire Moutou , Andrew C. Cameron , Lison Malo
Monthly Notices of the Royal Astronomical Society, 2017, 465 (3), pp.3343-3360. ⟨10.1093/mnras/stw2904⟩
Journal articles hal-01770967v1
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A hot Jupiter around the very active weak-line T Tauri star TAP 26

L. Yu , J. -F. Donati , E. Hébrard , C. Moutou , L Malo
Monthly Notices of the Royal Astronomical Society, 2017, 467 (2), pp.1342-1359. ⟨10.1093/mnras/stx009⟩
Journal articles hal-01769730v1

Magnetic fields on young, moderately rotating Sun-like stars II. EK Draconis (HD 129333)

Ian Waite , Stephen Marsden , Brad Carter , Pascal Petit , Sandra Jeffers
Monthly Notices of the Royal Astronomical Society, 2017, 465 (2), pp.2076-2091. ⟨10.1093/mnras/stw2731⟩
Journal articles hal-01529764v1

The energy budget of stellar magnetic fields: comparing non-potential simulations and observations

L. T. Lehmann , M. M. Jardine , A. A. Vidotto , D. H. Mackay , V. See