Page personnelle

HENDA CHAABOUNI

Présentation

Posters:

 

  Oral contributions:

 

 

 

 

 

 

 

 

Thèmes de recherche

Reserach activities:

- Sticking of hydrgen and deuterium on silicate and water ice sirfaces

- Formation of water H2O, D2O molecules through the O2+D pathway on silicates  an amorphous water ices surfaces

- Deuteration of ammonia molecules on graphite surfaces. Kinetics, activation barriers.

- Reactivity of molecules with atoms on cold surfaces. Experiences , Kinetics, mechanisms, surface reaction routes.

- thermal desorption of COMs on graphite and water ice surfaces, adsorption, desorption and diffusion.

 

Techniques:

- Cryogenic ultrahigh vaccum setups with atomic and molecular beamlines and cold substrates (graphite, silicates, gold)

- RAIRS: absorptionreflexion infrared spectroscopy

- TPD: temperature programmed desorption

- DED : Desorption during exposure pas spectrometry

 

Photos:

 

Publications

Researchgate

https://hal.archives-ouvertes.fr/hal-01918175

https://hal.archives-ouvertes.fr/hal-0191828

 

(2020) Henda. Chaabouni, Saoud. Baouche, Stephan. Diana, and Marco. Minissale. Reactivity of formic acid HCOOH with H atoms on cold surfaces of interstellar interest.

Astronomy and Astrophysics (2020)

 

(2018): H. Chaabouni, S. Diana, T. Nguyen, and F. Dulieu: Thermal desorption of formamide and methylamine from graphite and amorphous water ice surfaces. Astronomy & Astrophysics 612 (2018), A47

 

(2017): Henda Chaabouni, Marco Minissale, Saoud Baouche, François Dulieu: Deuteration of ammonia with D atoms on oxidized partly ASW covered graphite surface: Soumis à Heliyon journal (published by ELSEVIER) en (2017). ArXiv. https://arxiv.org/abs/1707.04063v2

https://arxiv.org/pdf/1707.04063v2.pdf

 

(2016) :M. Minissale, A. Moudens, S. Baouche, H. Chaabouni, F. Dulieu: Hydrogenation of CO-bearing species on grains: unexpected chemical desorption of CO. The Monthly Notices of the Royal Astronomical Society MNRAS, 458(2016) 2953-2961.  DOI : 10.1093/mnras/stw373.

 

(2015): M. Minissale, J-C. Loison, S. Baouche, H. Chaabouni, E. Congiu, F. Dulieu: Solid-state formation of CO2 via the H2CO + O reaction. Astronomy and Astrophysics  (2015) A2, 577.DOI:10.1051/0004-6361/201424342

 

(2014): Emanuele Congiu, Marco Minissale, Saoud Baouche, Henda Chaabouni, Audrey Moudens, Stephanie Cazaux, Giulio Manicò, Valerio Pirronello, François Dulieu: Efficient diffusive mechanisms of O atoms at very low temperatures on surfaces of astrophysical interest.  Faraday Discussions (2014) 168.DOI:10.1039/C4FD00002A

 

(2013): M. Accolla, E. Congiu,G. Manic`o, F. Dulieu,H. Chaabouni,J. L. Lemaire, and V. Pirronello; Morphology of the solid water synthesized through the pathway D+O2 studied by the sensitive TPD technique. MNRAS 2013, 10.1093/mnras/sts578.

 

François Dulieu, Emanuele Congiu, Jennifer Noble, Saoud Baouche, Henda Chaabouni, Audrey Moudens, Marco Minissale, Stéphanie Cazaux : How micron-sized dust particles determine the chemistry of our Universe.: Scientific Reports  (2013) ; 3 :1338. DOI :10.1038/srep01338.

 

(2012):  H. Chaabouni, H. Bergeron, S. Baouche, F. Dulieu, E. Matar, E. Congiu, L. Gavilan, and J. L. Lemaire. Sticking coefficient of hydrogen and deuterium on silicates surface under interstellar conditions. A&A, A 128 (2012) 538.  Aet A 2012

https://www.aanda.org/articles/aa/abs/2012/02/aa17409-11/aa17409-11.html.

 

E. Congiu, H. Chaabouni, C. Laffon P. Parent, S. Baouche, and F. Dulieu. Efficient surface formation route of interstellar hydroxylamine through NO hydrogenation. I. submonolayer regime on interstellar relevant substrates. JCP, 137 (2012) 054713

 

H. Chaabouni, M. Minissale,G. Manicò, E. Congiu, J. A Noble, S. baouche, M. Accolla, J. L. Lemaire, V. Pirronello, and F. Dulieu . Water formation through O2+D pathway on cold silicate and amorphous water ice surfaces of interstellar interest. JCP, issue 23 137, (2012) . JCP -2012. Télécharger le fichier «2012_12_Chaabouni_JCP.pdf.pdf» (1.5 MB).

https://hal-u-paris-seine.archives-ouvertes.fr/hal-01918285/document.

 

(2011) : M. Accolla, E. Congiu, F. Dulieu, G. Manicò, H. Chaabouni, E. Matar, H. Mokrane, V. Pirronello and J.L. Lemaire. Changes in the morphology of interstellar ice analogues after hydrogen atom exposure. PCCP 13 (2011) 8037.

 

M. Chehrouri, J-H. Fillion, H. Chaabouni, H. Mokrane, E. Congiu, F. Dulieu, E. Matar, X. Michaud, J.L. Lemaire. Nuclear Spin Conversion of Molecular Hydrogen on Amorphous Solid Water in the presence of O2 traces. PCCP, 13 (2011) 2172.

(2009): H. MOKRANE, H. CHAABOUNI, M. ACCOLLA, E. CONGIU, F. DULIEU, M. CHEHROURI AND J. L. LEMAIRE. Experimental evidence for water formation via ozone hydrogenation on dust grains at 10 K.  Astrophys J Lett. 705 (2009) 195.

DOI: 10.1088/0004-637X/705/2/L195. https://iopscience.iop.org/article/10.1088/0004-637X/705/2/L195/pdf.

 

 

 Others publications

  • L Schriver-Mazzuoli, A Schriver, H Chaabouni: Photo-oxidation of SO2 and of SO2trapped in amorphous water ice studied by IR spectroscopy. Implications for Jupiter’s satellite Europa. Canadian Journal of Physics 01/2003; 81(1-2):301-309. DOI:10.1139/p03-039
  • L Schriver-Mazzuoli, H Chaabouni, A Schriver: Infrared spectra of SO2 and SO2:H2O ices at low temperature. Journal of Molecular Structure 01/2003; 644(s 1–3):151–164. DOI:10.1016/S0022-2860(02)00477-5
  • H. Chaabouni, L. Schriver-Mazzuoli, A. Schriver:: FTIR studies of annealing processes and irradiation effects at 266 nm in ozone-amorphous ice mixtures. Low Temperature Physics 09/2000; 26(9-10):712-718.DOI:10.1063/1.1312398
  • H. Chaabouni, L. Schriver-Mazzuoli, A. Schriver:: Infrared Spectroscopy of Neat Solid Ozone and That of Ozone in Interaction with Amorphous and crystalline Water Ice. The Journal of Physical Chemistry A 07/2000; 104(30).DOI:10.1021/jp0008290

 

 

 

 

 

 

 

 

 

CV

Mme Henda Chaabouni  (Henda.chaabouni@obspm.fr (Henda.chaabouni @ obspm.fr))

Université de Cergy Pontoise

Laboratoire LERMA-Cergy

Batiment D, Rez de Chaussée , Bureau 4, Site de Neuville-Cergy Pontoise

5 Mail Gay Lussac, 95000 Cergy cedex

2009-2019: MCF à l'Université de Cergy-Pontoise.

2017-2018: HDR. Université de Cergy-Pontoise.

                    PHD: Université Paris 6, Pierre et Marie Curie

                    DEA: Université Paris Sud, Orsay

 

ENSEIGNEMENT:  

UFR Sciences et Techniques, Département de physique, Université de Cergy Pontoise

Physique: Mécanique Thermodynamique,électrocinétique, transport, Astrophysique

Accompagnement pédagogique des étudiants: Enseignante référente.

 

RECHERCHE:

Laboratoire LERMA, Université de Cergy-Pontoise.

Rattachement : Observatoire de Paris (https://lerma.obspm.fr/)

Divers:

- 2009-2012: ACMO-Hygiène et sécurité 

- 2012-2014: membre du Conseil du département de physique à l'université de Cergy Pontoise.

- 2014-2016: Assistante de prévention (AP) au laboratoire LERMA à Neuville-Cergy.

 

 

STAGES et ENCADREMENTS: Laboratoire D'astrophysique LERMA à Cergy

2018: Télécharger le fichier «Rapport_Stage-N.Mazzouz.pdf» (2.1 MB)

2017:Stage licence UCP : Désorption.

2016: Master physique  ENS de Paris: Réactivité.

2015: Licence L3 UCP : Spectroscopie