EM
Elisa Delgado Mena
astro-ph.EPastro-ph.SRastro-ph.GAastro-ph.IMplanetary systemsPlanets and satellites: atmospheresStars: abundancesStars: activityStars: fundamental parametersStars: general
On Valency
published · living versionsW_v2snk925·v1 · currentpublished
A remnant planetary core in the hot-Neptune desert
with David J. Armstrong, Théo A. Lopez, Vardan Adibekyan, Richard A. Booth +89
1 version
W_kxbebmtq·v1published
W_ynufkxb8·v1published
W_hvzs5uh7·v1published
Preprints & journals
149 papers in the corpus · 2009–2026A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared2609.35747v1 · C. Cadieux, B. N. Skinner, F. Bouchy et al.2026 · 0 citationsarXiv
Two extremely irradiated volatile-rich sub-Neptunes with companions in the TOI-426 and TOI-1839 systems: Insights into arrival and survival near the lower edge of the Neptunian desert2609.05413v2 · A. Castro-Gonz'alez, O. Barrag'an, D. J. Armstrong et al.2026 · 0 citationsarXiv
Night-sky emission correction techniques for high-resolution spectroscopy: Demonstration with NIRPS2609.03374v1 · Avidaan Srivastava, Francois Bouchy, Xavier Dumusque et al.2026 · 0 citationsarXiv
CAFE follow-up of TESS hot Jupiter candidates left behind: I. Five newly confirmed planets and a false positive2607.19756v1 · J. Lillo-Box, C. Cifuentes, O. Balsalobre-Ruza et al.2026 · 0 citationsarXiv
Inferring stellar metallicity and elemental abundances from kinematic and spectroscopic data using machine learning -- Implications for exoplanet host stars2605.18131v1 · V. Adibekyan, B.M.T.B. Soares, S.G.Sousa et al.2026 · 0 citationsarXiv
Super-Earth masses and stellar abundances from NIRPS reveal tentative evidence for water-rich formation around M dwarfs2604.07447v1 · Drew Weisserman, Nicole Gromek, Ryan Cloutier et al.2026 · 4 citationsA&A 709, A165 (2026)
TOI-4552 b: A new ultra-short period rocky world revealed by NIRPS and TESS2603.18233v1 · Avidaan Srivastava, Ren'e Doyon, Francois Bouchy et al.2026 · 1 citationA&A 709, A73 (2026)
Confirmation of the hot super-Neptune TOI-672 b with NIRPS and HARPS and Insights into the Neptunian desert around M dwarfs2603.12345v1 · Ares Osborn, Ryan Cloutier, Vincent Bourrier et al.2026 · 1 citationA&A 709, A23 (2026)
Densities of small planets around the M dwarfs TOI-4336 A and TOI-4342 with ESPRESSO: Three sub-Neptunes, one super-Earth, and a Neptune-mass candidate2601.22115v2 · L'ena Parc, Charles Cadieux, Nolan Grieves et al.2026 · 1 citationarXiv
NIRPS tightens the mass estimate of GJ 3090 b and detects a planet near the stellar rotation period2601.09330v2 · Pierrot Lamontagne, Drew Weisserman, Charles Cadieux et al.2026 · 1 citationA&A, 706 (2026) A278
NIRPS and TESS reveal a peculiar system around the M dwarf TOI-756: A transiting sub-Neptune and a cold eccentric giant2510.14927v1 · L'ena Parc, Francois Bouchy, Neil J. Cook et al.2025 · 5 citationsA&A, 702, A138 (2025)
TOI-3288 b and TOI-4666 b: two gas giants transiting low-mass stars characterised by NIRPS2510.11703v2 · Yolanda G. C. Frensch, Francois Bouchy, Gaspare Lo Curto et al.2025 · 5 citationsarXiv
ATREIDES I. Embarking on a trek across the exo-Neptunian landscape with the TOI-421 system2509.15746v1 · V. Bourrier, M. Steiner, A. Castro-Gonz'alez et al.2025 · 9 citationsA&A, 701, A190 (2025)
Possible Evidence for the Presence of Volatiles on the Warm Super-Earth TOI-270 b2509.14224v1 · Louis-Philippe Coulombe, Bjorn Benneke, Joshua Krissansen-Totton et al.2025 · 7 citationsCoulombe, L.-P., Benneke, B., Krissansen-Totton, J., et al. 2025, The Astronomical Journal, 170, 226
Atmospheric composition and circulation of the ultra-hot Jupiter WASP-121b with joint NIRPS, HARPS and CRIRES+ transit spectroscopy2509.00151v1 · Valentina Vaulato, Melissa J. Hobson, Romain Allart et al.2025 · 3 citationsarXiv
Diving into the planetary system of Proxima with NIRPS -- Breaking the metre per second barrier in the infrared2507.21751v1 · Alejandro Su'arez Mascareno, 'Etienne Artigau, Lucile Mignon et al.2025 · 12 citations2025, A&A, 700, A11
NIRPS joining HARPS at ESO 3.6 m. On-sky performance and science objectives2507.21767v1 · Francois Bouchy, Rene Doyon, Francesco Pepe et al.2025 · 30 citationsA&A, 700, A10 (2025)
Blind search for activity-sensitive lines in the near-infrared using HARPS and NIRPS observations of Proxima and Gl 5812507.21262v1 · Joao Gomes da Silva, Elisa Delgado-Mena, Nuno C. Santos et al.2025 · 4 citationsarXiv
NIRPS detection of delayed atmospheric escape from the warm and misaligned Saturn-mass exoplanet WASP-69b2507.21284v1 · Romain Allart, Yann Carteret, Vincent Bourrier et al.2025 · 7 citationsarXiv
Performance of the Stellar Abundances and atmospheric Parameters Pipeline adapted for M dwarfs I. Atmospheric parameters from the spectroscopic module2502.09388v1 · Terese Olander, Matthew R. Gent, Ulrike Heiter et al.2025 · 5 citationsA&A 696, A62 (2025)
KOBE-1: The first planetary system from the KOBE survey. Two planets likely residing in the sub-Neptune mass regime around a late K-dwarf2502.01249v2 · O. Balsalobre-Ruza, J. Lillo-Box, A. M. Silva et al.2025 · 7 citationsA&A, A15, 694 (2025)
The NCORES Program: Precise planetary masses, null results, and insight into the planet mass distribution near the radius gap2501.14355v2 · David J. Armstrong, Ares Osborn, Remo Burn et al.2025 · 0 citationsarXiv
Assessing the processes behind planet engulfment and its imprints2411.13455v1 · B. M. T. B. Soares, V. Adibekyan, C. Mordasini et al.2024 · 10 citationsA&A 693, A47 (2025)
Linking the primordial composition of planet building disks to the present-day composition of rocky exoplanets2410.17984v1 · V. Adibekyan, M. Deal, C. Dorn et al.2024 · 14 citationsA&A 692, A67 (2024)
TOI-5005 b: A super-Neptune in the savanna near the ridge2409.18129v2 · A. Castro-Gonz'alez, J. Lillo-Box, D. J. Armstrong et al.2024 · 36 citationsA&A 691, A233 (2024)
SWEET-Cat: A view on the planetary mass-radius relation2409.11965v1 · S.G. Sousa, V. Adibekyan, E. Delgado-Mena et al.2024 · 9 citationsA&A 691, A53 (2024)
ODUSSEAS: Upgraded version with new reference scale and parameter determinations for 82 planet-host M dwarf stars in SWEET-Cat2408.15808v1 · A. Antoniadis-Karnavas, S. G. Sousa, E. Delgado-Mena et al.2024 · 21 citationsA&A, 690, A58 (2024)
Ariel stellar characterisation II. Chemical abundances of carbon, nitrogen, and oxygen for 181 planet-host FGK dwarf stars2406.12393v1 · R. da Silva, C. Danielski, E. Delgado Mena et al.2024 · 12 citationsA&A 688, A193 (2024)
The enigma of Li-rich giants and its relation with temporal variations observed in radial velocity and stellar activity signals2406.12711v2 · Ines Rolo, Elisa Delgado Mena, Maria Tsantaki et al.2024 · 7 citationsA&A 688, A68 (2024)
TOI-2374 b and TOI-3071 b: two metal-rich sub-Saturns well within the Neptunian desert2406.12996v1 · Alejandro Hacker, Rodrigo F. D'iaz, David J. Armstrong et al.2024 · 12 citationsarXiv
NIRPS first light and early science: breaking the 1 m/s RV precision barrier at infrared wavelengths2406.08304v2 · 'Etienne Artigau, Francois Bouchy, Ren'e Doyon et al.2024 · 0 citationsarXiv
The PLATO Mission2406.05447v2 · Heike Rauer, Conny Aerts, Juan Cabrera et al.2024 · 13 citationsarXiv
A low-mass sub-Neptune planet transiting the bright active star HD 733442405.17155v1 · S. Sulis, I.J.M. Crossfield, A. Santerne et al.2024 · 5 citationsarXiv
Density discrepancy between transit-timing variations and radial velocity: Insights from the host star composition2402.03581v1 · V. Adibekyan, S. G. Sousa, S. C. C. Barros et al.2024 · 7 citationsarXiv
Discovery of two warm mini-Neptunes with contrasting densities orbiting the young K3V star TOI-8152401.15709v2 · Angelica Psaridi, Hugh Osborn, Francois Bouchy et al.2024 · 4 citationsarXiv
HRMOS White Paper: Science Motivation2312.08270v1 · Laura Magrini, Thomas Bensby, Anna Brucalassi et al.2023 · 3 citationsarXiv
New Mass and Radius Constraints on the LHS 1140 Planets -- LHS 1140 b is Either a Temperate Mini-Neptune or a Water World2310.15490v2 · Charles Cadieux, Mykhaylo Plotnykov, Ren'e Doyon et al.2023 · 53 citationsarXiv
Planets around evolved intermediate-mass stars III. Planet candidates and long-term activity signals in six open clusters2309.13589v1 · E. Delgado Mena, J. Gomes da Silva, J. P. Faria et al.2023 · 10 citationsA&A 679, A94 (2023)
A compact multi-planet system transiting HIP 29442 (TOI-469) discovered by TESS and ESPRESSO. Radial velocities lead to the detection of transits with low signal-to-noise ratio2308.13310v1 · M. Damasso, J. Rodrigues, A. Castro-Gonz'alez et al.2023 · 0 citationsarXiv
TOI-332 b: a super dense Neptune found deep within the Neptunian desert2308.12137v1 · Ares Osborn, David J. Armstrong, Jorge Fern'andez Fern'andez et al.2023 · 25 citationsarXiv
Discovery and characterisation of two Neptune-mass planets orbiting HD 212729 with TESS2307.11566v1 · David J. Armstrong, Ares Osborn, Vardan Adibekyan et al.2023 · 6 citationsarXiv
TOI-908: a planet at the edge of the Neptune desert transiting a G-type star2306.09758v1 · Faith Hawthorn, Daniel Bayliss, David J. Armstrong et al.2023 · 8 citationsarXiv
TOI-2498 b: A hot bloated super-Neptune within the Neptune desert2305.06950v1 · Ginger Frame, David J. Armstrong, Heather M. Cegla et al.2023 · 5 citationsarXiv
Search for lithium-rich giants in 32 open clusters with high-resolution spectroscopy2303.16124v1 · M. Tsantaki, E. Delgado-Mena, D. Bossini et al.2023 · 27 citationsA&A 674, A157 (2023)
The young mini-Neptune HD 207496b that is either a naked core or on the verge of becoming one2303.03775v1 · S. C. C. Barros, O. D. S. Demangeon, D.J. Armstrong et al.2023 · 18 citationsarXiv
TESS Hunt for Young and Maturing Exoplanets (THYME) IX: a 27 Myr extended population of Lower-Centaurus Crux with a transiting two-planet system2212.03266v1 · Mackenna L. Wood, Andrew W. Mann, Madyson G. Barber et al.2022 · 37 citationsarXiv
TESS spots a mini-neptune interior to a hot saturn in the TOI-2000 system2209.14396v3 · Lizhou Sha, Andrew M. Vanderburg, Chelsea X. Huang et al.2022 · 29 citationsarXiv
The KOBE experiment: K-dwarfs Orbited By habitable Exoplanets. Project goals, target selection and stellar characterization2209.05205v2 · J. Lillo-Box, N. C. Santos, A. Santerne et al.2022 · 24 citationsA&A 667, A102 (2022)
TOI-836: A super-Earth and mini-Neptune transiting a nearby K-dwarf2208.07328v1 · Faith Hawthorn, Daniel Bayliss, Thomas G. Wilson et al.2022 · 28 citationsarXiv
The Gaia-ESO Public Spectroscopic Survey: Motivation, implementation, GIRAFFE data processing, analysis, and final data products2208.05432v1 · G. Gilmore, S. Randich, C. C. Worley et al.2022 · 136 citationsA&A 666, A120 (2022)
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