Audrey CHATAIN

43
Documents

Présentation

PROFESSIONAL EXPERIENCE

From 01/01/2020: Postdoctoral Researcher at Université Paris-Saclay/LATMOS, Guyancourt, France. Project: Initial study of the electric probes on the future Dragonfly mission to Titan. Advisor: Dr. Alice Le Gall

01/09/2017–31/08/2020: Graduate Research Associate at Université Paris-Saclay/LATMOS and École polytechnique/LPP, Guyancourt and Palaiseau, France. Ph.D. thesis: Aerosols-plasma interaction in Titan’s ionosphere. Advisors: Pr. N. Carrasco and Dr. O. Guaitella

06/03/2017–30/06/2017: Master Intern Student at Université Paris-Saclay/LATMOS and École polytechnique /LPP, Guyancourt and Palaiseau, France. Thesis: Experimental simulation of aerosols evolution in Titan’s ionosphere. Advisors: Pr. N. Carrasco and Dr. O. Guaitella

20/04/2015–31/07/2015: Master Intern Student at SwRI, Boulder, Colorado, U.S. Thesis: Study of gravity waves in Venus’s thermosphere thanks to a Global Climate Model. Advisor: Dr. S. Rafkin

19/05/2014–20/06/2014: Undergraduate Intern Student at CEA, Saclay, France. Thesis: Study of the hydrodynamic properties of the core collapse of a star just before its explosion, with the SWASI experimental setup. Advisor: Dr. T. Foglizzo

EDUCATION

29/06/2020: Ph.D. in Planetary Science and Laboratory Plasmas, Université Paris-Saclay, France. Manuscript: https://tel.archives-ouvertes.fr/tel-02971735v1. Defence: https://youtu.be/vamF9aU3LYQ. International collaborations: (1) 6-week stay at the Swedish Institute of Space Physics, Uppsala (Sweden): establishment of a new collaboration with J-E Wahlund, PI of the Cassini RWPS/Langmuir Probe. (2) Collaboration with the Instituto de Plasmas e Fusão Nuclear (Portugal) to study and model a CCP RF plasma discharge in N2-H2.

01/12/2017: École Normale Supérieure de Paris-Saclaydiploma, specialisation in Physics, France. French ‘Grande École’, highly selective school on 4 years to form researchers and high school/university teachers.

11/07/2017: MSc in Planetary Science, Sorbonne Université, Université Paris-Saclay, Observatoire de Paris, France.

20/12/2016:MSc in Teaching Physics at high school and the University, École Normale Supérieure de Paris-Saclay, France.

**05/07/2016:**Successful at the national French competitive examination of ‘Agrégation’ in Physics, to teach at the university and at high school.

20/12/2016:BSc in Fundamental Physics, Sorbonne Université (previous Université Pierre et Marie Curie), École Normale Supérieure de Paris-Saclay, France.

Publications

Publications

Deposit thumbnail

Understanding the chemistry of temperate exoplanet atmospheres through experimental and numerical simulations

Orianne Sohier , Adam Yassin Jaziri , Ludovic Vettier , Audrey Chatain , Thomas Drant et al.

Astronomy & Astrophysics - A&A, 2026, 707, pp.A53. ⟨10.1051/0004-6361/202557541⟩

Article dans une revue hal-05553993v1
Deposit thumbnail

Ramparts around Lakes on Titan Impact Winds and Methane Evaporation

Enora Moisan , Audrey Chatain , Scot Rafkin , Alejandro Soto , Shannon Mackenzie et al.

The Planetary Science Journal, 2025, 6 (9), pp.220. ⟨10.3847/PSJ/adf631⟩

Article dans une revue hal-05282393v1
Deposit thumbnail

Diurnal and Seasonal Variations of Gravity Waves in the Lower Atmosphere of Mars as Observed by InSight

Jorge Hernández‐bernal , A. Spiga , Audrey Chatain , J. Pla‐garcia , D. Banfield

Journal of Geophysical Research. Planets, 2025, 130 (2), pp.e2024JE008746. ⟨10.1029/2024je008746⟩

Article dans une revue hal-04926685v1
Deposit thumbnail

Spectral location for the universal scaling regime in Martian atmospheric turbulence

Naomi Murdoch , Alexander E Stott , David Mimoun , Baptiste Pinot , Audrey Chatain et al.

Communications Earth & Environment, 2024, 5 (1), pp.597. ⟨10.1038/s43247-024-01752-6⟩

Article dans une revue hal-04904998v1
Deposit thumbnail

The impact of lake shape and size on lake breezes and air-lake exchanges on Titan

Audrey Chatain , Scot C R Rafkin , Alejandro Soto , Enora Moisan , Juan M Lora et al.

Icarus, 2024, 41, pp.115925. ⟨10.1016/j.icarus.2023.115925⟩

Article dans une revue insu-04263607v2
Deposit thumbnail

Detection and characterization of wind-blown charged sand grains on Titan with the DraGMet/EFIELD experiment on Dragonfly

Audrey Chatain , Alice Le Gall , Jean-Jacques Berthelier , Ralph D. Lorenz , Rafik Hassen-Khodja et al.

Icarus, 2023, 391 (february), pp.115345. ⟨10.1016/j.icarus.2022.115345⟩

Article dans une revue insu-03844450v1
Deposit thumbnail

Characterization of a DC glow discharge in N<sub>2</sub>-H<sub>2</sub> with electrical measurements and neutral and ion mass spectrometry

Audrey Chatain , Ana Sofia Morillo-Candas , Ludovic Vettier , Nathalie Carrasco , Guy Cernogora et al.

Plasma Sources Science and Technology, 2023, 32 (3), pp.035002. ⟨10.1088/1361-6595/acc132⟩

Article dans une revue (article de synthèse) insu-04016225v1
Deposit thumbnail

Interaction dust–plasma in Titan's ionosphere: Feedbacks on the gas phase composition

Audrey Chatain , Nathalie Carrasco , Ludovic Vettier , Olivier Guaitella

Icarus, 2023, 396 (May), pp.115502. ⟨10.1016/j.icarus.2023.115502⟩

Article dans une revue (article de synthèse) insu-04014563v1
Deposit thumbnail

Humid Evolution of Haze in the Atmosphere of Super-Earths in the Habitable Zone

Julien Maillard , Nathalie Carrasco , Christopher Rüger , Audrey Chatain , Isabelle Schmitz-Afonso et al.

Astrobiology, 2023, 23 (6), pp.723-732. ⟨10.1089/ast.2022.0021⟩

Article dans une revue insu-04116316v1
Deposit thumbnail

An Atmospheric Origin for HCN-Derived Polymers on Titan

Zoé Perrin , Nathalie Carrasco , Audrey Chatain , Lora Jovanovic , Ludovic Vettier et al.

Processes, 2021, Materials Processes, 9 (6), pp.965. ⟨10.3390/pr9060965⟩

Article dans une revue insu-03250687v1
Deposit thumbnail

Re‐analysis of the Cassini RPWS/LP data in Titan’s ionosphere. Part I: detection of several electron populations

Audrey Chatain , J.-E. Wahlund , O. Shebanits , L. Z. Hadid , M. Morooka et al.

Journal of Geophysical Research Space Physics, 2021, 126 (8), pp.e2020JA028412. ⟨10.1029/2020JA028412⟩

Article dans une revue insu-03298835v1
Deposit thumbnail

Re-analysis of the Cassini RPWS/LP data in Titan's ionosphere. Part II: statistics on 57 flybys

Audrey Chatain , J.-E. Wahlund , O. Shebanits , L. Z. Hadid , M. Morooka et al.

Journal of Geophysical Research Space Physics, 2021, 126 (8), pp.e2020JA028413. ⟨10.1029/2020JA028413⟩

Article dans une revue insu-03300662v1
Deposit thumbnail

Interaction dust – plasma in Titan's ionosphere: An experimental simulation of aerosols erosion

Audrey Chatain , Nathalie Carrasco , N. Ruscassier , Thomas Gautier , Ludovic Vettier et al.

Icarus, 2020, 345, pp.113741. ⟨10.1016/j.icarus.2020.113741⟩

Article dans une revue insu-02506044v1
Deposit thumbnail

N<sub>2</sub>-H<sub>2 </sub>capacitively coupled radio-frequency discharges at low pressure. Part II. Modelling results: the relevance of plasma-surface interaction.

Miguel Jiménez-Redondo , Audrey Chatain , Olivier Guaitella , Guy Cernogora , Nathalie Carrasco et al.

Plasma Sources Science and Technology, 2020, 29 (8), pp.085023. ⟨10.1088/1361-6595/ab9b1b⟩

Article dans une revue insu-02867254v1
Deposit thumbnail

N<sub>2</sub>-H<sub>2</sub> capacitively coupled radio-frequency discharges at low pressure. Part I. Experimental results: effect of the H<sub>2</sub> amount on electrons, positive ions and ammonia formation.

Audrey Chatain , Miguel Jiménez-Redondo , Ludovic Vettier , Olivier Guaitella , Nathalie Carrasco et al.

Plasma Sources Science and Technology, 2020, 29 (8), pp.085019. ⟨10.1088/1361-6595/ab9b1a⟩

Article dans une revue insu-02867248v1
Deposit thumbnail

Influence of chemical and morphological properties on the mid-infrared refractive indices of Titan aerosol analogs

Zoé Perrin , Thomas Drant , Enrique Garcia-Caurel , Jean-Blaise Brubach , Nathalie Ruscassier et al.

EPSC-DPS Joint Meeting 2025, Sep 2025, Helsinki, Finland. ⟨10.5194/epsc-dps2025-904⟩

Communication dans un congrès hal-05281571v1
Deposit thumbnail

Isomer specific photochemistry in Titan’s atmosphere

Panayotis Lavvas , Nadia Balucani , Audrey Chatain , Athena Coustenis , Ralf Kaiser et al.

EPSC-DPS Joint Meeting 2025 (EPSC-DPS2025), Sep 2025, Helsinki (Finland), Finland. ⟨10.5194/epsc-dps2025-220⟩

Communication dans un congrès hal-05368997v1
Deposit thumbnail

Sulphur organic aerosols and their contribution to prebiotic chemistry

Louis Maratrat , Nathalie Carrasco , Audrey Chatain , Arnaud Buch , Ludovic Vettier et al.

Europlanet Science Congress 2024, Sep 2024, Berlin, Germany. pp.EPSC2024-945, ⟨10.5194/epsc2024-945⟩

Communication dans un congrès insu-04682971v1
Deposit thumbnail

Titan’s methane: from lakes to clouds

Enora Moisan , Audrey Chatain , Aymeric Spiga , Scot Rafkin , Alejandro Soto et al.

Europlanet Science Congress 2024, Sep 2024, Berlin, Germany. pp.EPSC2024-523, ⟨10.5194/epsc2024-523⟩

Communication dans un congrès insu-04687293v1
Deposit thumbnail

Understanding the chemistry of temperate exoplanet atmospheres: A study of oxidized organic compounds as precursors of photochemical condensates

Oriane Sohier , Yassin Jaziri , Ludovic Vettier , Audrey Chatain , Louis Maratrat et al.

SF2A-2024, Jun 2024, Marseille, France. pp.249-252

Communication dans un congrès hal-04926933v1
Deposit thumbnail

Understanding the chemistry of temperate exoplanets atmospheres: A study of oxidized organic compounds as precursors of photochemical condensates

Orianne Sohier , Yassin Jaziri , Ludovic Vettier , Nathalie Carrasco , Audrey Chatain et al.

Europlanet Science Congress 2024, Sep 2024, Berlin, Germany. pp.EPSC2024-218, ⟨10.5194/epsc2024-218⟩

Communication dans un congrès insu-04687572v1

Re-analysis of the Cassini RPWS/LP data in Titan's ionosphere: electron density and temperature of cold electron populations

Audrey Chatain , Jan-Erik Wahlund , Oleg Shebanits , Lina Hadid , Michiko Morooka et al.

EGU General Assembly 2022, May 2022, Online, Austria. ⟨10.5194/egusphere-egu22-8878⟩

Communication dans un congrès insu-03636225v1
Deposit thumbnail

An atmospheric origin for HCN-derived polymers on Titan

Zoé Perrin , Nathalie Carrasco , Audrey Chatain , Lora Jovanovic , Nathalie Ruscassier et al.

European Planetary Science Congress (EPSC 2021), Sep 2021, Online, France. pp.491, ⟨10.5194/epsc2021-491⟩

Communication dans un congrès insu-03324109v1
Deposit thumbnail

An atmospheric origin for a HCN-derived polymer on Titan

Zoé Perrin , Nathalie Carrasco , Audrey Chatain , Lora Jovanovic , N. Ruscassier et al.

SF2A-2021: Proceedings of the Annual meeting of the French Society of Astronomy and Astrophysics, Jun 2021, On Line, France. pp.59-62

Communication dans un congrès insu-03835791v1
Deposit thumbnail

Detection of sand grains blown by Titan surface winds with the DraGMet/EFIELD sensor on Dragonfly

Audrey Chatain , Alice Le Gall , Michel Hamelin , Jean-Jacques Berthelier , Ralph D. Lorenz et al.

Europlanet Science Congress. EPSC 2021, Sep 2021, Online, Unknown Region. pp.EPSC2021-472, ⟨10.5194/epsc2021-472⟩

Communication dans un congrès insu-03305275v1

Aerosols-plasma interaction in the ionosphere of Titan

Audrey Chatain , Nathalie Carrasco , Ludovic Vettier , Olivier Guaitella

Titan Through Time 5, Aug 2021, Boulder, CO (virtual Meeting), United States

Communication dans un congrès hal-03328325v1
Deposit thumbnail

Measurement of Titan's surface permittivity with the DraGMet/DIEL sensor on Dragonfly

Alice Le Gall , Audrey Chatain , Ralph D. Lorenz , Michel Hamelin , Grégoire Déprez et al.

Europlanet Science Congress 2021, Sep 2021, Online, Unknown Region. pp.EPSC2021-690, ⟨10.5194/epsc2021-690⟩

Communication dans un congrès insu-03302152v1
Deposit thumbnail

Detection of charged organic grains at the surface of Titan with the EFIELD/DraGMet sensor on board Dragonfly

Audrey Chatain , Alice Le Gall , Michel Hamelin , Jean-Jacques Berthelier , Ralph D. Lorenz et al.

vEGU21 - EGU General Assembly 2021, Apr 2021, Online, France. ⟨10.5194/egusphere-egu21-12900⟩

Communication dans un congrès insu-03559301v1
Deposit thumbnail

Interaction aerosols - plasma in Titan's ionosphere: effect on the gas phase composition

Audrey Chatain , Nathalie Carrasco , Ludovic Vettier , Olivier Guaitella

Europlanet Science Congress 2020. EPSC 2020, Sep 2020, Online, Unknown Region. pp.EPSC2020-454

Communication dans un congrès insu-02940652v1
Deposit thumbnail

Re-analysis of the Cassini RPWS/LP data in Titan's ionosphere: electron density and temperature of four cold electron populations

Audrey Chatain , Jan-Erik Wahlund , Oleg Shebanits , Lina Z. Hadid , Anders Eriksson et al.

Europlanet Science Congress 2020, Sep 2020, Virtual Meeting, Unknown Region. pp.EPSC2020-436

Communication dans un congrès insu-02940670v1
Deposit thumbnail

Electron temperature(s) in Titan's ionosphere: re-analysis of the Cassini RPWS/LP data

Audrey Chatain , Jan-Erik Wahlund , Michiko Morooka , Oleg Shebanits , Lina Hadid et al.

EPSC-DPS Joint Meeting 2019, Sep 2019, Geneva, Switzerland. pp.EPSC-DPS2019-1382-1

Communication dans un congrès insu-02299116v1
Deposit thumbnail

Analogues of Titan's aerosols: the different steps of formation in a N<sub>2</sub>-CH<sub>4</sub> plasma

Zoé Perrin , Audrey Chatain , Nathalie Ruscassier , Ludovic Vettier

EPSC-DPS Joint Meeting 2019, Sep 2019, Geneva, Switzerland. pp.EPSC-DPS2019-2035

Communication dans un congrès insu-02292396v1
Deposit thumbnail

Laboratory simulation of plasma-aerosols interaction in Titan's ionosphere

Audrey Chatain , Nathalie Carrasco , Ludovic Vettier , Thomas Gautier , Olivier Guaitella

EPSC-DPS Joint Meeting 2019, Sep 2019, Geneva, Switzerland. pp.EPSC-DPS2019-1317-1

Communication dans un congrès insu-02196496v1

Evolution of aerosols in Titan’s ionospheric plasma: An experimental simulation

Audrey Chatain , Olivier Guaitella , Nathalie Carrasco , N. Ruscassier

Cassini Science Symposium 2018, Aug 2018, Boulder, United States

Communication dans un congrès insu-01820236v1
Deposit thumbnail

Evolution of organic aerosols under conditions similar to Titan's ionosphere

Audrey Chatain , Nathalie Carrasco , Olivier Guaitella , N. Ruscassier

European Planetary Science Congress 2018, Sep 2018, Berlin, Germany. EPSC2018-200-1 (2p.)

Communication dans un congrès insu-02299244v1
Deposit thumbnail

Experimental simulation of aerosols evolution in Titan’s ionosphere

Audrey Chatain , Nathalie Carrasco , Olivier Guaitella

European Planetary Science Congress 2017, Sep 2017, Riga, Latvia. pp.EPSC2017-594

Communication dans un congrès insu-01653478v1
Deposit thumbnail

Molecules, Radicals and Ions produced in an N<sub>2</sub>-H<sub>2</sub> CCP RF plasma

Nathalie Carrasco , David Dubois , Audrey Chatain , Ludovic Vettier , Guy Cernogora

ICPIG 2017, International Conference on Phenomena in Ionized Gases, Jul 2017, Lisbon, Portugal

Communication dans un congrès hal-01486530v1
Deposit thumbnail

Modelling the climate in Titan’s lake regions

Audrey Chatain , Léa E Bonnefoy , Enora Moisan , Scot C R Rafkin , Alejandro Soto et al.

Europlanet Science Congress 2024, Sep 2024, Berlin, Germany. EPSC Abstracts, 17, pp.EPSC2024-180, 2024, ⟨10.5194/epsc2024-180⟩

Poster de conférence insu-04689676v1
Deposit thumbnail

Synthetic topography, roughness, albedo, and thermal inertia maps for mesoscale modeling on Titan

Lea E Bonnefoy , Maxence Lefevre , Audrey Chatain , Aymeric Spiga , Alexander G Hayes et al.

Europlanet Science Congress 2024, Sep 2024, Berlin, Germany. EPSC Abstracts, 17, pp.EPSC2024-907, 2024, ⟨10.5194/epsc2024-907⟩

Poster de conférence insu-04676968v1
Deposit thumbnail

Analyses of Titan’ tholins with High Resolution Mass Spectrometry based on the OrbitrapTM: from the ionosphere to the surface

Laura Selliez , Louis Maratrat , Isabelle Couturier , Audrey Chatain , Ludovic Vettier et al.

Europlanet Science Congress 2024, Sep 2024, Berlin, Germany. EPSC Abstracts, 17, pp.EPSC2024-779, 2024, ⟨10.5194/epsc2024-779⟩

Poster de conférence insu-04694283v1
Deposit thumbnail

Optical Constants of Titan's haze analogs particles from 3 to 10 μm

Zoé Perrin , Thomas Drant , Enrique Garcia Caurel , Audrey Chatain , Olivier Guaitella et al.

Europlanet Science Congress 2022, Sep 2022, Granada, Spain. EPSC Abstracts, 16, pp.EPSC2022-435

Poster de conférence insu-03753834v1
Deposit thumbnail

Experimental study of ammonia formation in Titan's ionosphere

Audrey Chatain , Nathalie Carrasco , Olivier Guaitella , Maryse Napoleoni , Ludovic Vettier et al.

European Planetary Science Congress 2018, Sep 2018, Berlin, Germany. EPSC Abstracts

Poster de conférence insu-02940713v1
Deposit thumbnail

Aerosols-plasma interaction in Titan’s ionosphere

Audrey Chatain

Astrophysics [astro-ph]. Université Paris-Saclay, 2020. English. ⟨NNT : 2020UPASV022⟩

Thèse tel-02971735v1