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Dr Audrey CHATAIN - Planetary Scientist


 

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.

 

 

 


Article dans une revue6 documents

  • Zoé Perrin, Nathalie Carrasco, Audrey Chatain, Lora Jovanovic, Ludovic Vettier, et al.. An Atmospheric Origin for HCN-Derived Polymers on Titan. Processes, MDPI, 2021, 9, pp.965. ⟨10.3390/pr9060965⟩. ⟨insu-03250687⟩
  • Audrey Chatain, J.-E. Wahlund, O. Shebanits, L. Hadid, M. Morooka, et al.. Re‐analysis of the Cassini RPWS/LP data in Titan’s ionosphere. Part I: detection of several electron populations. Journal of Geophysical Research Space Physics, American Geophysical Union/Wiley, 2021, 126 (8), pp.e2020JA028412. ⟨10.1029/2020JA028412⟩. ⟨insu-03298835⟩
  • Audrey Chatain, J.-E. Wahlund, O. Shebanits, L. Hadid, M. Morooka, et al.. Re-analysis of the Cassini RPWS/LP data in Titan's ionosphere. Part II: statistics on 57 flybys. Journal of Geophysical Research Space Physics, American Geophysical Union/Wiley, 2021, 126 (8), pp.e2020JA028413. ⟨10.1029/2020JA028413⟩. ⟨insu-03300662⟩
  • Audrey Chatain, Miguel Jiménez-Redondo, Ludovic Vettier, Olivier Guaitella, Nathalie Carrasco, et al.. N2-H2 capacitively coupled radio-frequency discharges at low pressure. Part I. Experimental results: effect of the H2 amount on electrons, positive ions and ammonia formation.. Plasma Sources Science and Technology, IOP Publishing, 2020, 29 (8), pp.085019. ⟨10.1088/1361-6595/ab9b1a⟩. ⟨insu-02867248⟩
  • Miguel Jiménez-Redondo, Audrey Chatain, Olivier Guaitella, Guy Cernogora, Nathalie Carrasco, et al.. N2-H2 capacitively coupled radio-frequency discharges at low pressure. Part II. Modelling results: the relevance of plasma-surface interaction.. Plasma Sources Science and Technology, IOP Publishing, 2020, 29 (8), pp.085023. ⟨10.1088/1361-6595/ab9b1b⟩. ⟨insu-02867254⟩
  • Audrey Chatain, Nathalie Carrasco, N. Ruscassier, Thomas Gautier, Ludovic Vettier, et al.. Interaction dust – plasma in Titan's ionosphere: An experimental simulation of aerosols erosion. Icarus, Elsevier, 2020, 345, pp.113741. ⟨10.1016/j.icarus.2020.113741⟩. ⟨insu-02506044⟩

Communication dans un congrès14 documents

  • Alice Le Gall, Audrey Chatain, Ralph Lorenz, Michel Hamelin, Grégoire Deprez, et al.. Measurement of Titan's surface permittivity with the DraGMet/DIEL sensor on Dragonfly. Europlanet Science Congress 2021, Sep 2021, Virtual Meeting, France. ⟨10.5194/epsc2021-690⟩. ⟨insu-03302152⟩
  • Audrey Chatain, Alice Le Gall, Michel Hamelin, Jean-Jacques Berthelier, Ralph Lorenz, et al.. Detection of sand grains blown by Titan surface winds with the DraGMet/EFIELD sensor on Dragonfly. Europlanet Science Congress. EPSC 2021, Sep 2021, Virtual Meeting, France. ⟨10.5194/epsc2021-472⟩. ⟨insu-03305275⟩
  • Zoé Perrin, Nathalie Carrasco, Audrey Chatain, Lora Jovanovic, N. Ruscassier, et al.. An atmospheric origin for HCN-derived polymers on Titan. European Planetary Science Congress. EPSC 2021, Sep 2021, Virtual Meeting, France. ⟨10.5194/epsc2021-491⟩. ⟨insu-03324109⟩
  • Audrey Chatain, Nathalie Carrasco, Ludovic Vettier, Olivier Guaitella. Aerosols-plasma interaction in the ionosphere of Titan. Titan Through Time 5, Aug 2021, Boulder, CO (virtual Meeting), United States. ⟨hal-03328325⟩
  • Audrey Chatain, Nathalie Carrasco, Ludovic Vettier, Olivier Guaitella. Interaction aerosols - plasma in Titan's ionosphere: effect on the gas phase composition. Europlanet Science Congress 2020. EPSC 2020, Sep 2020, Virtual Meeting, Germany. ⟨insu-02940652⟩
  • Audrey Chatain, Jan-Erik Wahlund, Oleg Shebanits, Lina Hadid, Anders Eriksson, et al.. Re-analysis of the Cassini RPWS/LP data in Titan's ionosphere: electron density and temperature of four cold electron populations. Europlanet Science Congress 2020. EPSC 2020, Sep 2020, Virtual Meeting, Germany. pp.EPSC2020-436. ⟨insu-02940670⟩
  • Zoé Perrin, Audrey Chatain, Nathalie Ruscassier, Ludovic Vettier. Analogues of Titan's aerosols: the different steps of formation in a N2-CH4 plasma. EPSC-DPS Joint Meeting 2019, Sep 2019, Geneva, Switzerland. pp.EPSC-DPS2019-2035. ⟨insu-02292396⟩
  • Audrey Chatain, Jan-Erik Wahlund, Michiko Morooka, Oleg Shebanits, Lina Hadid, et al.. Electron temperature(s) in Titan's ionosphere: re-analysis of the Cassini RPWS/LP data. EPSC-DPS Joint Meeting 2019, Sep 2019, Geneva, Switzerland. pp.EPSC-DPS2019-1382-1. ⟨insu-02299116⟩
  • Audrey Chatain, Nathalie Carrasco, Ludovic Vettier, Thomas Gautier, Olivier Guaitella. Laboratory simulation of plasma-aerosols interaction in Titan's ionosphere. EPSC-DPS Joint Meeting 2019, Sep 2019, Geneva, Switzerland. pp.EPSC-DPS2019-1317-1. ⟨insu-02196496⟩
  • Audrey Chatain, Olivier Guaitella, Nathalie Carrasco, N. Ruscassier. Evolution of aerosols in Titan’s ionospheric plasma: An experimental simulation. Cassini Science Symposium 2018, Aug 2018, Boulder, United States. ⟨insu-01820236⟩
  • Audrey Chatain, Nathalie Carrasco, Olivier Guaitella, Maryse Napoleoni, Ludovic Vettier, et al.. Experimental study of ammonia formation in Titan's ionosphere. European Planetary Science Congress 2018, Sep 2018, Berlin, Germany. ⟨insu-02940713⟩
  • Audrey Chatain, Nathalie Carrasco, Olivier Guaitella, N. Ruscassier. Evolution of organic aerosols under conditions similar to Titan's ionosphere. European Planetary Science Congress 2018, Sep 2018, Berlin, Germany. EPSC2018-200-1 (2p.). ⟨insu-02299244⟩
  • Nathalie Carrasco, David Dubois, Audrey Chatain, Ludovic Vettier, Guy Cernogora. Molecules, Radicals and Ions produced in an N2-H2 CCP RF plasma. ICPIG 2017, International Conference on Phenomena in Ionized Gases, Jul 2017, Lisbon, Portugal. ⟨hal-01486530⟩
  • Audrey Chatain, Nathalie Carrasco, Olivier Guaitella. Experimental simulation of aerosols evolution in Titan’s ionosphere. European Planetary Science Congress 2017, Sep 2017, Riga, Latvia. pp.EPSC2017-594. ⟨insu-01653478⟩

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