Research

Research interests

Non-refereed publications (e.g preprints or research notes)

2. Atmospheric characterization of HIP 67522 b with VLT/CRIRES+. VLT/CRIRES+ suggests a heavier planet and hints at deuterium fractionation ADS PDF
Lavail, A., Debras, F., Klein, B., Chabrol, E., Vinatier, S., Hood, T., Masson, A., Seidel, J. V., Moutou, C., Aigrain, S., Meech, A., Barragán, O.
2026, submitted to A&A
1. Confirming the Magnetic Field Detection at the Surface of χ Cyg ADS PDF
Lavail, A., López Ariste, A., Pilate, Q., Mathias, P., Herpin, F., Lèbre, A.
2025, RNAAS, 9, 327

Refereed (or submitted) publications

28. Monitoring the magnetospheric accretion of the classical T Tauri star DO Tau with SPIRou ADS
Donati, J.-F., Cristofari, P. I., Carmona, A., Lavail, A., Moutou, C., Bouvier, J., Perraut, K., Alencar, S. H. P., Ménard, F., Audard, M., Petit, P., Alecian, E., Ray, T., the SPIRou science Team
2026, A&A in press.
27. Activity correlation and temporal variation of small-scale magnetic fields on young Sun-like stars ADS PDF
Hahlin, A., Zaire, B., Folsom, C. P., Al Moulla, K., Lavail, A.
2026, arXiv, arXiv:2601.00663
26. Spectropolarimetric characterisation of exoplanet host stars in preparation of the Ariel mission: II. The magnetised wind environment of TOI-1860, DS Tuc A, and HD 63433 ADS PDF
Bellotti, S., Lavail, A., Evensberget, D., Vidotto, A. A., Danielski, C., Edwards, B., Hussain, G. A. J., Lüftinger, T., Morin, J., Petit, P., Boro Saikia, S., Micela, G., López Ariste, A.
2026, A&A, 705, A40
25. Searching for close-in planets around TWA 7 with SPIRou ADS PDF
Donati, J.-F., Cristofari, P. I., Moutou, C., Lavail, A., Bouvier, J., Alencar, S. H. P., Petit, P., Carmona, A., Delfosse, X., the SPIRou science team
2025, A&A, in press
24. First images of the Antares photosphere from spectropolarimetry ADS PDF
Pilate, Q., Josselin, E., Lèbre, A., Lόpez Ariste, A., Mathias, P., Lavail, A.
2025, A&A, 700, A151
23. Making sense of the spectral line profiles of Betelgeuse and other red supergiants ADS PDF
López Ariste, A., Pilate, Q., Lavail, A., Mathias, P.
2025, A&A, 699, A161
22. Retrieving day- and nightside atmospheric properties of the ultra-hot Jupiter TOI-2109b: Detection of Fe and CO emission lines and evidence for inefficient heat transport ADS PDF
Cont, D., Nortmann, L., Lesjak, F., Yan, F., Shulyak, D., Lavail, A., Stangret, M., Pallé, E., Amado, P. J., Caballero, J. A., Hatzes, A., Henning, T., Piskunov, N., Quirrenbach, A., Reiners, A., Ribas, I., Agüí Fernández, J. F., Akın, C., Boldt-Christmas, L., Chaturvedi, P., Czesla, S., Hahlin, A., Heng, K., Kochukhov, O., Marquart, T., Molaverdikhani, K., Montes, D., Morello, G., Nagel, E., Orell-Miquel, J., Rains, A. D., Rengel, M., Schweitzer, A., Sánchez-López, A., Seemann, U.
2025, A&A, 698, A31
21. Characterization of AF Lep b at high spectral resolution with VLT/HiRISE ADS PDF
Denis, A., Vigan, A., Costes, J., Chauvin, G., Radcliffe, A., Ravet, M., Balmer, W., Palma-Bifani, P., Petrus, S., Parmentier, V., Martos, S., Simonnin, A., Bonnefoy, M., Cadet, R., Forveille, T., Charnay, B., Kiefer, F., Lagrange, A.-M., Chiavassa, A., Stolker, T., Lavail, A., Godoy, N., Janson, M., Pourcelot, R., Delorme, P., Rickman, E., Cont, D., Reiners, A., De Rosa, R., Anwand-Heerwart, H., Charles, Y., Costille, A., El Morsy, M., Garcia, J., Houllé, M., Lopez, M., Murray, G., Muslimov, E., Otten, G. P. P. L., Paufique, J., Phillips, M., Seemann, U., Viret, A., Zins, G.
2025, A&A, 696, A6
20. Comparative study of small-scale magnetic fields on ξ Boo A using optical and near-infrared spectroscopy ADS PDF
Hahlin, A., Kochukhov, O., Chaturvedi, P., Guenther, E., Hatzes, A., Heiter, U., Lavail, A., Nagel, E., Piskunov, N., Pouilly, K., Rains, A. D., Reiners, A., Rengel, M., Seeman, U., Shulyak, D.
2025, A&A, 696, A4
19. CRIRES+ and ESPRESSO Reveal an Atmosphere Enriched in Volatiles Relative to Refractories on the Ultrahot Jupiter WASP-121b ADS PDF
Pelletier, S., Benneke, B., Chachan, Y., Bazinet, L., Allart, R., Hoeijmakers, H. J., Lavail, A., Prinoth, B., Coulombe, L.-P., Lothringer, J. D., Parmentier, V., Smith, P., Borsato, N., Thorsbro, B.
2025, AJ, 169, 10
18. CRIRES+ transmission spectroscopy of WASP-127 b: Detection of the resolved signatures of a supersonic equatorial jet and cool poles in a hot planet ADS PDF
Nortmann, L., Lesjak, F., Yan, F., Cont, D., Czesla, S., Lavail, A., Rains, A. D., Nagel, E., Boldt-Christmas, L., Hatzes, A., Reiners, A., Piskunov, N., Kochukhov, O., Heiter, U., Shulyak, D., Rengel, M., Seemann, U.
2025, A&A, 693, A213
17. Retrieving wind properties from the ultra-hot dayside of WASP-189b with CRIRES ADS PDF
Lesjak, F. ; Nortmann, L. ; Cont, D. ; Yan, F. ; Reiners, A. ; Piskunov, N. ; Hatzes, A. ; Boldt-Christmas, L. ; Czesla, S. ; Lavail, A. ; Nagel, E. ; Rains, A. D. ; Rengel, M. ; Seemann, U. ; Shulyak, D.,
2025, A&A, 693, A72
16. The overflowing atmosphere of WASP-121 b. High-resolution transmission spectroscopy with VLT/CRIRES+ ADS PDF
S. Czesla, F. Nail, A. Lavail, D. Cont, L. Nortmann, F. Lesjak, M. Rengel, L. Boldt-Christmas, D. Shulyak, U. Seemann, P.C. Schneider, A. Hatzes, O. Kochukhov, N. Piskunov, A. Reiners, D.J. Wilson, F. Yan,
2024, A&A, 692, A230
15. The variability of Betelgeuse explained by surface convection ADS PDF
Pilate, Q. ; Ariste, A. López ; Lavail, A. ; Mathias, Ph.,
2024, A&A, 691, A297
14. A multi-kiloGauss magnetic field driving the magnetospheric accretion process in EX Lupi ADS PDF
Pouilly, K. ; Audard, M. ; Kóspál, Á. ; Lavail, A.,
2024, A&A, 691, A18
13. Exploring the ultra-hot Jupiter WASP-178b. Constraints on atmospheric chemistry and dynamics from a joint retrieval of VLT/CRIRES+ and space photometric data ADS PDF
Cont, D. ; Nortmann, L. ; Yan, F. ; Lesjak, F. ; Czesla, S. ; Lavail, A. ; Reiners, A. ; Piskunov, N. ; Hatzes, A. ; Boldt-Christmas, L. ; Kochukhov, O. ; Marquart, T. ; Nagel, E. ; Rains, A. D. ; Rengel, M. ; Seemann, U. ; Shulyak, D.,
2024, A&A, 688, A206
12. Spectropolarimetric characterisation of exoplanet host stars in preparation of the Ariel mission. Magnetic environment of HD 63433 ADS PDF
Bellotti, S. ; Evensberget, D. ; Vidotto, A. A. ; Lavail, A. ; Lueftinger, T. ; Hussain, G. A. J. ; Morin, J. ; Petit, P. ; Boro Saikia, S. ; Danielski, C. ; Micela, G.,
2024, A&A, 688, A63
11. A conclusive non-detection of magnetic field in the Am star o Peg with high-precision near-infrared spectroscopy ADS PDF
Kochukhov, O. ; Amarsi, A. M. ; Lavail, A. ; Ruh, H. L. ; Hahlin, A. ; Hatzes, A. ; Nagel, E. ; Piskunov, N. ; Pouilly, K. ; Reiners, A. ; Rengel, M. ; Seemann, U. ; Shulyak, D.,
2024, A&A, 689, A36
10. Retrieval of the dayside atmosphere of WASP-43b with CRIRES+ ADS PDF
Lesjak, F., Nortmann, L., Yan, F., Cont, D., Reiners, A., Piskunov, N., Hatzes, A., Boldt-Christmas, L., Czesla, S., Heiter, U., Kochukhov, O., Lavail, A., Nagel, E., Rains, A. D., Rengel, M., Rodler, F., Seemann, U., Shulyak, D.,
2023, A&A, 678, A23
9. Monitoring the large-scale magnetic field of AD Leo with SPIRou, ESPaDOnS, and Narval. Towards a magnetic polarity reversal? ADS PDF
Bellotti, S., Morin, J., Lehmann, L. T., Folsom, C. P., Hussain, G. A. J., Petit, P., Donati, J. -F., Lavail, A., Carmona, A., Martioli, E., Romano Zaire, B., Alecian, E., Moutou, C., Fouqué, P., Alencar, S., Artigau, E., Boisse, I., Bouchy, F., Cadieux, C., Cloutier, R., Cook, N. J., Delfosse, X., Doyon, R., Hébrard, G., Kochukhov, O., Wade, G. A.,
2023, A&A, 676, A56
8. Determination of small-scale magnetic fields on Sun-like stars in the near-infrared using CRIRES+ ADS PDF
Hahlin, A., Kochukhov, O., Rains, A. D., Lavail, A., Hatzes, A., Piskunov, N., Reiners, A., Seemann, U., Boldt-Christmas, L., Guenther, E. W., Heiter, U., Nortmann, L., Yan, F., Shulyak, D., Smoker, J. V., Rodler, F., Bristow, P., Dorn, R. J., Jung, Y., Marquart, T., Stempels, E.,
2023, A&A, 675, A91
7. CRIRES+ detection of CO emissions lines and temperature inversions on the dayside of WASP-18b and WASP-76b ADS PDF
Yan, F., Nortmann, L., Reiners, A., Piskunov, N., Hatzes, A., Seemann, U., Shulyak, D., Lavail, A., Rains, A. D., Cont, D., Rengel, M., Lesjak, F., Nagel, E., Kochukhov, O., Czesla, S., Boldt-Christmas, L., Heiter, U., Smoker, J. V., Rodler, F., Bristow, P., Dorn, R. J., Jung, Y., Marquart, T., Stempels, E.,
2023, A&A, 672, A107
6. CRIRES+ on sky at the ESO Very Large Telescope. Observing the Universe at infrared wavelengths and high spectral resolution ADS PDF
Dorn, R. J., Bristow, P., Smoker, J. V., Rodler, F., Lavail, A., Accardo, M., van den Ancker, M., Baade, D., Baruffolo, A., Courtney-Barrer, B., Blanco, L., Brucalassi, A., Cumani, C., Follert, R., Haimerl, A., Hatzes, A., Haug, M., Heiter, U., Hinterschuster, R., Hubin, N., Ives, D. J., Jung, Y., Jones, M., Kaeufl, H. -U., Kirchbauer, J. -P., Klein, B., Kochukhov, O., Korhonen, H. H., Köhler, J., Lizon, J. -L., Moins, C., Molina-Conde, I., Marquart, T., Neeser, M., Oliva, E., Pallanca, L., Pasquini, L., Paufique, J., Piskunov, N., Reiners, A., Schneller, D., Schmutzer, R., Seemann, U., Slumstrup, D., Smette, A., Stegmeier, J., Stempels, E., Tordo, S., Valenti, E., Valenzuela, J. J., Vernet, J., Vinther, J., Wehrhahn, A.,
2023, A&A, 671, A24
5. The large-scale magnetic field of the eccentric pre-main-sequence binary system V1878 Ori ADS PDF
Lavail, A., Kochukhov, O., Hussain, G. A. J., Argiroffi, C., Alecian, E., Morin, J., BinaMIcS Collaboration,
2020, Monthly Notices of the Royal Astronomical Society, 497, 632
4. Characterising the surface magnetic fields of T Tauri stars with high-resolution near-infrared spectroscopy ADS PDF
Lavail, A., Kochukhov, O., Hussain, G. A. J.,
2019, A&A, 630, A99
3. A sudden change of the global magnetic field of the active M dwarf AD Leo revealed by full Stokes spectropolarimetric observations ADS PDF
Lavail, A., Kochukhov, O., Wade, G. A.,
2018, Monthly Notices of the Royal Astronomical Society, 479, 4836
2. Magnetic fields of intermediate mass T Tauri stars ADS PDF
Lavail, A., Kochukhov, O., Hussain, G. A. J., Alecian, E., Herczeg, G. J., Johns-Krull, C.,
2017, A&A, 608, A77
1. The Global and Small-scale Magnetic Fields of Fully Convective, Rapidly Spinning M Dwarf Pair GJ65 A and B ADS PDF
Kochukhov, Oleg, Lavail, Alexis,
2017, The Astrophysical Journal, 835, L4

Datasets

Neo-Narval spectropolarimetric observations of Chi Cyg Zenodo
Lavail, A., Pilate, Q., López Ariste, A., Mathias, P.
2025, 10.5281/zenodo.15037659
CRIRES+ and CARMENES reduced spectroscopic observations of TOI-2109 (1.0) [Data set] Zenodo
Lavail, A.
2025, 10.5281/zenodo.15037659
Reduced CRIRES+ spectroscopy observations of GJ 3470 (1.0) [Data set] Zenodo
Lavail, A. & Chabrol, E.
2025, 10.5281/zenodo.15130190
HARPSpol reduced data Observatoire Midi-Pyrénées
Lavail, A.
2024, 10.6096/2012
CRIRES+ reduced spectroscopic observations of WASP-178 (1.0) [Data set] Zenodo
Lavail, A.
2024, 10.5281/zenodo.11637332
CRIRES+ reduced spectroscopic observations of WASP-189 (1.0) [Data set] Zenodo
Lavail, A.
2024, 10.5281/zenodo.12663685

SPIE proceedings

7. ANDES, the high resolution spectrograph for the ELT: science goals, project overview and future developmentsADS PDF
Marconi, A. and many co-authors including Lavail, A. somewhere in the middle
2024, SPIE, 13096, 1309613
6. ANDES, the high resolution spectrograph for the ELT: science case, baseline design and path to construction ADS
Marconi, A. and many co-authors including Lavail, A. somewhere in the middle
2022, SPIE, 12184, 1218424
5. CRIRES+ on sky: high spectral resolution at infrared wavelength enabling better science at the ESO VLT ADS
Dorn, R. J., Bristow, P., Smoker, J., Rodler, F., Accardo, M., Baruffolo, A., Cumani, C., Haimerl, A., Hatzes, A., Haug, M., Heiter, U., Hinterschuster, R., Hubin, N., Ives, D., Jones, M., Jung, Y., Kirchbauer, J.-P., Klein, B., Köhler, J., Korhonen, H. H., Lavail, A., Marquart, T., Moins, C., Molina-Conde, I., Oliva, E., Pallanca, L., Pasquini, L., Paufique, J., Piskunov, N., Reiners, A., Schneller, D., Schmutzer, R., Seemann, U., Slumstrup, D., Smette, A., Stegmeier, J., Stempels, E., Tordo, S., Valenti, E., Valenzuela, J. J., Vernet, J.
2022, SPIE, 12184, 121841F
4. Full system test and early preliminary acceptance Europe results for CRIRES+ ADS
Brucalassi, A., Dorn, R. J., Follert, R., Hatzes, A., Bristow, P., Seemann, U., Cumani, C., Eschbaumer, S., Haimerl, A., Haug, M., Heiter, U., Hinterschuster, R., Ives, D. J., Jung, Y., Kerber, F., Klein, B., Lavail, A., Lizon, J. L., Marquart, T., Moins, C., Molina-Conde, I., Oliva, E., Pasquini, L., Paufique, J., Piskunov, N., Stegmeier, J., Stempels, E., Tordo, S., Valenti, E., Anwand-Heerwart, H., Hauptner, K., Jeep, P., Marvin, C., Reiners, A., Rhode, P., Schmidt, C., Umlauf, T.
2018, SPIE, 10702, 1070239
3. A unique infrared spectropolarimetric unit for CRIRES+ ADS
Piskunov, N., Stempels, E., Lavail, A., Escuti, M., Snik, F., Dolgopolov, A., Rozel, M., Durandet, C., Hatzes, A., Bristow, P., Brucalassi, A., Cumani, C., Dorn, R. J., Haimerl, A., Heiter, U., Hinterschuster, R., Follert, R., Ives, D., Jung, Y., Kerber, F., Klein, B., Lizon, J.-L., Marquart, T., Molina-Conde, I., Pasquini, L., Paufique, J., Oliva, E., Reiners, A., Seemann, U., Stegmeier, J., Tordo, S., Valenti, E.
2018, SPIE, 10702, 1070234
2. Characterizing the cross dispersion reflection gratings of CRIRES+ ADS
Follert, R., Taubert, D., Hollandt, J., Monte, C., Oliva, E., Seemann, U., Löwinger, T., Anwand-Heerwart, H., Schmidt, C., Dorn, R. J., Bristow, P., Hatzes, A., Reiners, A., Piskunov, N., Heiter, U., Stempels, E., Marquart, T., Lavail, A., Cumani, C., Grunhut, J., Haimerl, A., Hinterschuster, R., Ives, D. J., Jung, Y., Kerber, F., Klein, B., Lizon, J. L., Molina-Conde, I., Nicholson, B., Origlia, L., Pasquini, L., Paufique, J., Stegmeier, J., Tordo, S.
2016, SPIE, 9912, 99122B
1. The "+" for CRIRES: enabling better science at infrared wavelength and high spectral resolution at the ESO VLT ADS
Dorn, R. J., Follert, R., Bristow, P., Cumani, C., Eschbaumer, S., Grunhut, J., Haimerl, A., Hatzes, A., Heiter, U., Hinterschuster, R., Ives, D. J., Jung, Y., Kerber, F., Klein, B., Lavail, A., Lizon, J. L., Löwinger, T., Molina-Conde, I., Nicholson, B., Marquart, T., Oliva, E., Origlia, L., Pasquini, L., Paufique, J., Piskunov, N., Reiners, A., Seemann, U., Stegmeier, J., Stempels, E., Tordo, S.
2016, SPIE, 9908, 99080I

Observing experience