Patrick Ayotte

Financement

• Subvention. Réduction des émissions de poussières lors des opérations de manutention et de transbordement de vrac au Port de Québec. Natural Sciences and Engineering Research Council (Ottawa, Canada). 75 000 $. (2023-2024).
  Numéro de subvention : 587269-2023. Voir plus
• Subvention. The dynamics of heterogeneous reactions at ice surfaces relevant to atmospheric, interstellar and hypergolic phenomena. Natural Sciences and Engineering Research Council (Ottawa, Canada). 29 000 $. (2022-2023).
  Numéro de subvention : RGPIN-2022-04602. Voir plus
• Subvention. Heterogeneous NOx (Photo)Chemistry at Wet Surfaces. Council for International Exchange of Scholars (Washington D.C., États-Unis). (2022).
  Numéro de subvention : grant.10009453. Voir plus
• Subvention. ICE Chemistry And Physics: Astrophysics, Dynamics and Environment (ICECAPADE). Natural Sciences and Engineering Research Council (Ottawa, Canada). 28 000 $. (2021-2022).
  Numéro de subvention : RGPIN-2017-05395. Voir plus
• Subvention. Multidisciplinary Observatory for Arctic Climate Change and Extreme Events Monitoring (MOACC). Canada Foundation for Innovation (Ottawa, Canada). 1 681 549 $. (2020).
  Numéro de subvention : 39573. Voir plus
• Subvention. Prevention and intervention strategies for the mitigation of fugitive dust emission from mining residues storage sites. Natural Sciences and Engineering Research Council (Ottawa, Canada). 82 500 $. (2019-2020).
  Numéro de subvention : 543388-2019. Voir plus
• Subvention. Effets photo-thermiques d'une fibre textile. Natural Sciences and Engineering Research Council (Ottawa, Canada). 25 000 $. (2018-2019).
  Numéro de subvention : 528818-2018. Voir plus
• Subvention. Émissions de poussières de résidus miniers - études de l'effet des méthodes et niveaux d'assèchement sur leurs propriétés physico-chimiques et impacts sur l'albédo du couvert nival. Fonds de Recherche du Québec – Nature et Technologies (Montreal, Canada). 299 789 $. (2016-2019).
  Numéro de subvention : 202263. Voir plus
• Subvention. Interfacial specificity of heterogeneous atmospheric and interstellar chemistry on ice/Spécificité interfaciale de la chimie atmosphérique et interstellaire sur la glace. Natural Sciences and Engineering Research Council (Ottawa, Canada). 175 000 $. (2012-2017).
  Numéro de subvention : 249915-2012. Voir plus
• Subvention. Laboratoire de métrologie de l'environnement par télédétection. Canada Foundation for Innovation (Ottawa, Canada). 533 686 $. (2009).
  Numéro de subvention : 18933. Voir plus
• Subvention. Acquisition d'un système d'imagerie et d'analyse pour microscopie électronique. Natural Sciences and Engineering Research Council (Ottawa, Canada). 121 276 $. (2008-2009).
  Numéro de subvention : grant.2816693. Voir plus
• Subvention. Mechanism for intense photochemical NOx fluxes from ice surfaces. Natural Sciences and Engineering Research Council (Ottawa, Canada). 190 000 $. (2007-2012).
  Numéro de subvention : grant.2942290. Voir plus
• Subvention. Reactivity at impure ice surfaces: the role of nanoscale heterogeneities. Réactivité à la surface des glaces impures: rôle des hétérogénéités nanoscopiques. Natural Sciences and Engineering Research Council (Ottawa, Canada). 129 000 $. (2004-2007).
  Numéro de subvention : grant.2906169. Voir plus
• Subvention. Infrastructure de recherche sur la matière molle : glaces, polymères et cristaux liquides. / Research infrastructure for soft matter : ices, polymers and liquid crystals. Canada Foundation for Innovation (Ottawa, Canada). 352 086 $. (2003).
  Numéro de subvention : 9305. Voir plus
• Subvention. Technicien electronicien specialise en microscopie electronique. Canadian Institutes of Health Research (Ottawa, Canada). 216 510 $. (2003-2006).
  Numéro de subvention : 200210MME. Voir plus
• Subvention. Halide segregation and reactivity on ice surfaces. Natural Sciences and Engineering Research Council (Ottawa, Canada). 86 000 $. (2002-2004).
  Numéro de subvention : grant.2833623. Voir plus
• Subvention. Ultra high vacuum reflection-absorption infrared spectrometer. Natural Sciences and Engineering Research Council (Ottawa, Canada). 148 339 $. (2001-2002).
  Numéro de subvention : grant.2796176. Voir plus
• Subvention. Interfacial environmental chemistry - surface processing. Natural Sciences and Engineering Research Council (Ottawa, Canada). 35 000 $. (2000-2001).
  Numéro de subvention : grant.2939016. Voir plus
• Subvention. Interfacial environmental chemistry - surface processing. Natural Sciences and Engineering Research Council (Ottawa, Canada). 35 000 $. (1999-2000).
  Numéro de subvention : grant.2941417. Voir plus

Publications

Articles

• Putaud, T, Chartrand, J-C, Kalugina, Y, Michaut, X, Roy, P-N, Ayotte, P. (2025). A simple confined rotor model to describe the ro-translational dynamics of water endofullerenes and to assign the ro-vibrational spectra of solid H2O@ C60. The Journal of Chemical Physics.
• Chartrand, J-C, Putaud, T, Bélanger, G, Bertin, M, Fillion, J-H, Léveillé, P, Michaut, X, Ayotte, P. (2025). Signatures of rotation--translation couplings, symmetry-breaking, and intermolecular interactions in the rovibrational spectra of solid H2O@ C60. The Journal of Chemical Physics.
• Maurais, Josée, Wespiser, Clément, Robidas, Raphaël, Legault, Claude Y, Ayotte, Patrick. (2025). Trapping intermediates of the NO 2 hydrolysis reaction on ice. Faraday Discussions.
• Serwatka, Tobias, Yim, Spencer, Ayotte, Patrick, Roy, Pierre-Nicholas. (2023). On the nature of the Schottky anomaly in endohedral water. The Journal of Chemical Physics.
• Maurais, Josée, Wespiser, Clément, Kang, Heon, Ayotte, Patrick. (2022). Preparation and characterization of metastable trans-dinitrogen tetroxide. The Journal of Physical Chemistry A.
• Wespiser, Clément, Putaud, Thomas, Kalugina, Yulia, Soldera, Armand, Roy, Pierre-Nicholas, Michaut, Xavier, Ayotte, Patrick. (2022). Ro-translational dynamics of confined water. I. The confined asymmetric rotor model. The Journal of Chemical Physics.
• Putaud, T, Wespiser, C, Bertin, M, Fillion, J-H, Kalugina, Y, Jeseck, P, Milpanis, A, Philippe, L, Soulard, P, Tremblay, B, others. (2022). Rotranslational dynamics of confined water. II. Spectroscopic evidence of confinement effects on the far-infrared spectra of water isotopologues in argon and krypton matrices. The Journal of Chemical Physics.
• Wespiser, Clément, Ayotte, Patrick, Soldera, Armand. (2021). Exploring rotation-translation coupling for a confined asymmetric rotor using molecular dynamics simulations: the case of the water molecule trapped inside a rare gas matrix. Molecular Simulation.
• Maurais, Josée, Orban, Frédéric, Dauphinais, Emrik, Ayotte, Patrick. (2021). Monitoring moisture content and evaporation kinetics from mine slurries through albedo measurements to help predict and prevent dust emissions. Royal Society Open Science.
• Ken Nagashima, Josée Maurais, Ken-ichiro Murata, Yoshinori Furukawa, Patrick Ayotte, Gen Sazaki. (2020). Appearance and Disappearance of Quasi-Liquid Layers on Ice Crystals in the Presence of Nitric Acid Gas. Crystals. DOI
• Maurais, Josée, Beaumont, Étienne, Bourret, Joanick, Dauphinais, Emrik, Bouchard, Nicolas-Alexandre, Ayotte, Patrick. (2020). A thermal imaging methodology to study evaporation kinetics in mine tailings. Environmental Science: Water Research & Technology.
• Nagashima, Ken, Maurais, Josée, Murata, Ken-ichiro, Furukawa, Yoshinori, Ayotte, Patrick, Sazaki, Gen. (2020). Appearance and disappearance of quasi-liquid layers on ice crystals in the presence of nitric acid gas. Crystals.
• Maurais, Josée, Ayotte, Patrick. (2020). Tailoring Electric Field Standing Waves in Reflection--Absorption Infrared Spectroscopy to Enhance Absorbance in Buried Molecular Layers. The Journal of Physical Chemistry C.
• Maurais, Josée, Ayotte, Patrick. (2020). Tailoring electric field standing waves in reflection--absorption infrared spectroscopy to enhance absorbance from adsorbates on ice surfaces. The Journal of Chemical Physics.
• Kang, Hani, Maurais, Josée, Park, Youngwook, Ayotte, Patrick, Kang, Heon. (2019). Electric field effect on condensed-phase molecular systems. VIII. Vibrational stark effect and dipolar inversion in a carbon monoxide crystal. The Journal of Physical Chemistry C.
• Vermette, Jonathan, Braud, Isabelle, Turgeon, Pierre-Alexandre, Alexandrowicz, Gil, Ayotte, Patrick. (2019). Quantum state-resolved characterization of a magnetically focused beam of ortho-h2o. The Journal of Physical Chemistry A.
• Krüger, C, Lisitsin-Baranovsky, E, Ofer, O, Turgeon, P-A, Vermette, J, Ayotte, P, Alexandrowicz, G. (2018). A magnetically focused molecular beam source for deposition of spin-polarised molecular surface layers. The Journal of chemical physics.
• Turgeon, Pierre-Alexandre, Vermette, Jonathan, Alexandrowicz, Gil, Peperstraete, Yoann, Philippe, Laurent, Bertin, Mathieu, Fillion, Jean-Hugues, Michaut, Xavier, Ayotte, Patrick. (2017). Confinement effects on the nuclear spin isomer conversion of H2O. The Journal of Physical Chemistry A.
• Lisitsin-Baranovsky, E, Delage, S, Sucre, O, Ofer, O, Ayotte, P, Alexandrowicz, G. (2016). In situ NMR measurements of vapor deposited ice. The Journal of Physical Chemistry C.
• Marcotte, Guillaume, Marchand, Patrick, Pronovost, Stéphanie, Ayotte, Patrick, Laffon, Carine, Parent, Philippe. (2015). Surface-enhanced nitrate photolysis on ice. The Journal of Physical Chemistry A.
• Marcotte, Guillaume, Ayotte, Patrick, Bendounan, Azzedine, Sirotti, Fausto, Laffon, Carine, Parent, Philippe. (2013). Dissociative adsorption of nitric acid at the surface of amorphous solid water revealed by X-ray absorption spectroscopy. The Journal of Physical Chemistry Letters.
• Yan, Bin, Han, Dehui, Boissiere, Olivier, Ayotte, Patrick, Zhao, Yue. (2013). Manipulation of block copolymer vesicles using CO 2: dissociation or “breathing”. Soft Matter.
• Turgeon, Pierre-Alexandre, Ayotte, Patrick, Lisitsin, Elina, Meir, Yossi, Kravchuk, Tatyana, Alexandrowicz, Gil. (2012). Preparation, isolation, storage, and spectroscopic characterization of water vapor enriched in the ortho-H 2 O nuclear spin isomer. Physical Review A—Atomic, Molecular, and Optical Physics.
• Marchand, Patrick, Marcotte, Guillaume, Ayotte, Patrick. (2012). Spectroscopic study of HNO3 dissociation on ice. The Journal of Physical Chemistry A.
• Ayotte, Patrick, Marchand, Patrick, Daschbach, John L, Smith, R Scott, Kay, Bruce D. (2011). HCl adsorption and ionization on amorphous and crystalline H2O films below 50 K. The Journal of Physical Chemistry A.
• Yan, Bin, Tong, Xia, Ayotte, Patrick, Zhao, Yue. (2011). Light-responsive block copolymer vesicles based on a photo-softening effect. Soft Matter.
• Yan, Bin, He, Jie, Ayotte, Patrick, Zhao, Yue. (2011). Optically triggered dissociation of kinetically stabilized block copolymer vesicles in aqueous solution. Macromolecular Rapid Communications.
• Marcotte, Guillaume, Ayotte, Patrick. (2011). Strong intermolecular coupling between the HF stretching and H2O bending vibrations in HF: H2O binary amorphous solids: Breakdown of the electrostatic description of the hydrogen bond. The Journal of Chemical Physics.
• Ayotte, Patrick, Rafiei, Zohreh, Porzio, François, Marchand, Patrick. (2009). Dissociative adsorption of hydrogen fluoride onto amorphous solid water. The Journal of chemical physics.
• Cholette, Francois, Zubkov, Tykhon, Smith, R Scott, Dohnalek, Zdenek, Kay, Bruce D, Ayotte, Patrick. (2009). Infrared Spectroscopy and Optical Constants of Porous Amorphous Solid Water. The Journal of Physical Chemistry B.
• Zheng, Yi, Hunting, Darel J, Ayotte, Patrick, Sanche, Léon. (2008). Radiosensitization of DNA by gold nanoparticles irradiated with high-energy electrons. Radiation research.
• Zheng, Yi, Hunting, Darel J, Ayotte, Patrick, Sanche, Léon. (2008). Role of secondary low-energy electrons in the concomitant chemoradiation therapy of cancer. Physical Review Letters.
• Iftimie, Radu, Thomas, Vibin, Plessis, Sylvain, Marchand, Patrick, Ayotte, Patrick. (2008). Spectral signatures and molecular origin of acid dissociation intermediates. Journal of the American Chemical Society.
• Ayotte, Patrick, Plessis, Sylvain, Marchand, Patrick. (2008). Trapping proton transfer intermediates in the disordered hydrogen-bonded network of cryogenic hydrofluoric acid solutions. Physical Chemistry Chemical Physics.
• Smith, R Scott, Ayotte, Patrick, Kay, Bruce D. (2007). Formation of supercooled liquid solutions from nanoscale amorphous solid films of methanol and ethanol. The Journal of chemical physics.
• Marchand, Patrick, Riou, Samuel, Ayotte, Patrick. (2006). Diffusion kinetics for methanol in polycrystalline ice. The Journal of Physical Chemistry A.
• Daschbach, John L, Kim, Jooho, Ayotte, Patrick, Smith, R Scott, Kay, Bruce D. (2005). Adsorption and desorption of HCl on Pt (111). The Journal of Physical Chemistry B.
• Batista, Enrique R, Ayotte, Patrick, Bilić, Ante, Kay, Bruce D, Jónsson, Hannes. (2005). What determines the sticking probability of water molecules on ice?. Physical review letters.
• Ayotte, Patrick, Hébert, Martin, Marchand, Patrick. (2005). Why is hydrofluoric acid a weak acid?. The Journal of chemical physics.
• Daschbach, John L, Schenter, Gregory K, Ayotte, Patrick, Smith, R Scott, Kay, Bruce D. (2004). Helium Diffusion Through H2O and D2O Amorphous Ice: A Lattice Inverse Istope Effect. Physical Review Letters, 92 (19): Art. no. 198306.
• Dohnalek, Zdenek, Kimmel, Greg A, Ayotte, Patrick, Smith, R Scott, Kay, Bruce D. (2003). The deposition angle-dependent density of amorphous solid water films. The Journal of chemical physics.
• Ayotte, Patrick, Smith, R Scott, Teeter, Glenn, Dohnálek, Zdenek, Kimmel, Gregory A, Kay, Bruce D. (2002). A beaker without walls: formation of deeply supercooled binary liquid solutions of alcohols from nanoscale amorphous solid films. Physical review letters.
• Robertson, William H, Karapetian, Karen, Ayotte, Patrick, Jordan, Kenneth D, Johnson, Mark A. (2002). Infrared predissociation spectroscopy of I-⋅(CH 3 OH) n, n= 1, 2: Cooperativity in asymmetric solvation. The Journal of chemical physics.
• Ayotte, Patrick, Smith, R Scott, Stevenson, Kip P, Dohnálek, Zdenek, Kimmel, Greg A, Kay, Bruce D. (2001). Effect of porosity on the adsorption, desorption, trapping, and release of volatile gases by amorphous solid water. Journal of Geophysical Research: Planets.
• Dohnalek, Zdenek, Kimmel, Greg A, Joyce, Stephen A, Ayotte, Patrick, Smith, R Scott, Kay, Bruce D. (2001). Physisorption of CO on the MgO (100) Surface. The Journal of Physical Chemistry B.
• Weber, J Mathias, Kelley, Jude A, Nielsen, Steen B, Ayotte, Patrick, Johnson, Mark A. (2000). Isolating the spectroscopic signature of a hydration shell with the use of clusters: Superoxide tetrahydrate. Science.
• Kelley, JA, Weber, JM, Lisle, KM, Robertson, WH, Ayotte, P, Johnson, MA. (2000). The infrared predissociation spectra of Cl-˙ H2O˙ Arn (n= 1--5): experimental determination of the influence of Ar solvent atoms. Chemical Physics Letters.
• Ayotte, Patrick, Kelley, Jude A, Nielsen, Steen B, Johnson, Mark A. (2000). Vibrational spectroscopy of the F-˙ H2O complex via argon predissociation: photoinduced, intracluster proton transfer?. Chemical Physics Letters.
• Ayotte, Patrick, Weddle, Gary H, Kim, Jun, Kelley, Jude, Johnson, Mark A. (1999). A Cluster Study of Anionic Hydration: Spectroscopic Characterization of the I-⊙ W n, 1≤ n≤ 3, Supramolecular Complexes at the Primary Steps of Solvation. The Journal of Physical Chemistry A.
• Ayotte, Patrick, Weddle, Gary H, Johnson, Mark A. (1999). An infrared study of the competition between hydrogen-bond networking and ionic solvation: Halide-dependent distortions of the water trimer in the X-⋅(H 2 O) 3,(X= Cl, Br, I) systems. The Journal of chemical physics.
• Nielsen, Steen B, Ayotte, Patrick, Kelley, Jude A, Johnson, Mark A. (1999). Gas Phase Dynamics and Structure: Spectroscopy, Molecular Interactions, Scattering, and Photochemistry-Infrared spectroscopic observation of the argon isomer distribution in evaporative ensembles. Journal of Chemical Physics.
• Nielsen, Steen B, Ayotte, Patrick, Kelley, Jude A, Weddle, Gary H, Johnson, Mark A. (1999). Infrared spectra of hydrogen-bonded ion--radical complexes: I-⋅ HCH 2 and Br-⋅ HCHBr. The Journal of Chemical Physics.
• Nielsen, SB, Ayotte, P, Kelley, JA, Johnson, MA. (1999). Infrared spectroscopic observation of the argon isomer distribution in evaporative ensembles of I-center dot ROH center dot Ar-m (R= methyl, ethyl, isopropyl) clusters. JOURNAL OF CHEMICAL PHYSICS.
• Nielsen, Steen B, Ayotte, Patrick, Kelley, Jude A, Johnson, Mark A. (1999). Infrared spectroscopic observation of the argon isomer distribution in evaporative ensembles of I-⋅ ROH⋅ Ar m (R= methyl, ethyl, isopropyl) clusters. The Journal of chemical physics.
• Ayotte, Patrick, Weddle, Gary H, Bailey, Christopher G, Johnson, Mark A, Vila, Fernando, Jordan, Kenneth D. (1999). Infrared spectroscopy of negatively charged water clusters: Evidence for a linear network. The Journal of chemical physics.
• Ayotte, Patrick, Kim, Jun, Kelley, Jude A, Nielsen, Steen B, Johnson, Mark A. (1999). Photoactivation of the Cl-+ CH3Br SN2 Reaction via Rotationally Resolved C- H Stretch Excitation of the Cl-⊙ CH3Br Entrance Channel Complex. Journal of the American Chemical Society.
• Kim, Jun, Kelley, Jude A, Ayotte, Patrick, Nielsen, Steen B, Weddle, Gary H, Johnson, Mark A. (1999). Preparation and photoelectron spectrum of the CH3I- anion: Rare gas cluster mediated synthesis of an ion-radical complex. Journal of the American Society for Mass Spectrometry.
• Ayotte, Patrick, Nielsen, Steen B, Weddle, Gary H, Johnson, Mark A, Xantheas, Sotiris S. (1999). Spectroscopic Observation of Ion-Induced Water Dimer Dissociation in the X-⊙(H2O) 2 (X= F, Cl, Br, I) Clusters. The Journal of Physical Chemistry A.
• Ayotte, Patrick, Weddle, Gary H, Kim, Jun, Johnson, Mark A. (1998). Mass-selected “matrix isolation” infrared spectroscopy of the I-˙(H2O) 2 complex: making and breaking the inter-water hydrogen-bond. Chemical Physics.
• Ayotte, Patrick, Bailey, Christopher G, Weddle, Gary H, Johnson, Mark A. (1998). Vibrational Spectroscopy of Small Br-⊙(H2O) n and I-⊙(H2O) n Clusters: Infrared Characterization of the Ionic Hydrogen Bond. The Journal of Physical Chemistry A.
• Ayotte, Patrick, Weddle, Gary H, Kim, Jun, Johnson, Mark A. (1998). Vibrational Spectroscopy of the Ionic Hydrogen Bond: Fermi Resonances and Ion- Molecule Stretching Frequencies in the Binary X-⊙ H2O (X= Cl, Br, I) Complexes via Argon Predissociation Spectroscopy. Journal of the American Chemical Society.
• Ayotte, Patrick, Bailey, Christopher G, Kim, Jun, Johnson, Mark A. (1998). Vibrational predissociation spectroscopy of the (H 2 O) 6-⋅ Ar n, n⩾ 6, clusters. The Journal of chemical physics.
• Ayotte, P, Gamache, J, Bass, AD, Fabrikant, II, Sanche, L. (1997). Absolute cross sections for dissociative electron attachment to condensed CH3Cl and CH3Br: Effects of potential energy curve crossing and capture probability. The Journal of chemical physics.
• Bass, AD, Lezius, M, Ayotte, P, Parenteau, L, Cloutier, P, Sanche, L. (1997). Charge trapping and the desorption of anionic and metastable fragments by dissociative electron attachment to condensed. Journal of Physics B: Atomic, Molecular and Optical Physics.
• Ayotte, Patrick, Johnson, Mark A. (1997). Electronic absorption spectra of size-selected hydrated electron clusters:(H 2 O) n-, n= 6--50. The Journal of chemical physics.
• Bass, AD, Gamache, J, Ayotte, P, Sanche, L. (1996). Charge stabilization by chloromethane molecules on multilayer Kr films. The Journal of chemical physics.
• Huels, MA, Bass, AD, Ayotte, P, Sanche, L. (1995). Absolute cross sections for anion production by low energy electron impact on physisorbed CO2. Chemical physics letters.
• Sanche, L, Bass, AD, Ayotte, P, Fabrikant, II. (1995). Effect of the condensed phase on dissociative electron attachment: CH 3 Cl condensed on a Kr surface. Physical review letters.
• Pefete, Gilles-Alex Dessap, Maurais, Josée, Ayotte, Patrick. Spectroscopic Investigations of Mining Residues Drying Kinetics to Predict and Prevent Fugitive Dust Emission.

Autres contributions

Cours enseignés à l'UdeS

• CHM777 - Sujets choisis en chimie des matériaux. (2025-2026). (3CR).
• CPH405 - Chimie physique - Travaux pratiques. (2024-2026). (2CR).
• CPH504 - Liaison chimique : aspects dynamiques. (2024-2026). (2CR).
• CPH317 - Matière en transformation. (2023, 2025). (2CR).
• CPH409 - Liaison chimique : aspects statiques. (2023, 2025). (3CR).
• CPH788 - Sujets de pointe en chimie physique II. (2023). (3CR).

Activités professionnelles

• Poste d'invité. University of California, Irvine. Chemistry. Fulbright Canada Research Chair in Climate Change, Air Quality, and Atmospheric Chemistry. Irvine, California, États-Unis. (2022).
• Poste d'invité. Seoul National University. Chemistry. Prestigious Foreign Scholar. Seoul, Seoul, Corée, République de. (2018).
• Poste d'invité. Hokkaido University. Institute of Low Temperature Sciences. Japanese Society for the Promotion of Science. Sapporo, Hokkaido, Japon. (2017).
• Poste d'invité. Sorbonne Université. Laboratoire de Physique Moléculaire pour l'Atmosphère et l'Astrophysique (LPMAA). Professeur invité. Paris, Île-de-France, France. (2013).
• Poste d'invité. Institut de Chimie de la Faculté des Sciences de Lille. Laboratoire de Physique des Lasers, Atomes et Molécules (PhLAM), Centre d'étude et de Recherche Lasers et Applications (CERLA). Professeur invité. Villeneuve-d'Ascq, Hauts-de-France, France. (2012).
• Poste d'invité. Sorbonne Université. Laboratoire de Chimie Physique - Matière et Rayonnement (LCP-MR). Professeur invité. Paris, Île-de-France, France. (2012).
• Poste d'invité. Sorbonne Université. Laboratoire de Chimie Physique - Matière et Rayonnement. Professeur invité. Paris, Île-de-France, France. (2011).
• Poste d'invité. Pacific Northwest National Laboratory Environmental Molecular Sciences Laboratory. Environmental Molecular Sciences Laboratory (EMSL). Stagiaire postdoctoral. Richland, Washington, États-Unis. (1999-2001).