Research interests:
Structure and reactivity of ions in the gas phase by means of mass spectrometry and electronic structure calculations.
Current research:- Characterization and dissociation of pesticides in the gas phase
- Ion-molécule reaction of metallic complexes
- VUV spectroscopy of organometallic systems (Synchrotron SOLEIL)
Recent results:- Gas-phase structure and characterization of carbon dioxide adducts, CO2MgX- (X = OH, Cl and Br)
Figure 1: (a) MS/MS spectrum of the HOMgCO2- ion reacting with water and (b) corresponding potential energy diagram.
- Photoionization study of retinol using VUV spectroscopy (done at the synchrotron center SOLEIL)
Figure 2 : Threshold Photoelectron spectrum (TPES) of retinol and total ion yield of vitamin B1
Scientific career:- 2019: HDR (Accreditation to supervise research).
- Since 2010: Associate professor, CSOB, Institut Parisien de Chimie Moléculaire, Sorbonne University.
- 2008-2010: Post-doctoral research under the supervision of Dr. Laurent Nahon, synchrotron facility SOLEIL, Gif-sur-Yvette, France.
- 2004-2008: Ph.D. under the supervision of Pr. Drs. h. c. Helmut Schwarz, Technische Universität Berlin, Berlin, Germany.
- 2003: Master degree, Université Paris-Sud, France.
- 2002: Bachelor degree, Ecole Normale Supérieure de Paris.
Selected publications:- Exploring Phosphine Electronic Effects on Molybdenum Complexes: A Combined Photoelectron Spectroscopy and Energy Decomposition Analysis Study, H. Dossmann, D. Gatineau, H. Clavier, A. Memboeuf, D. Lesage, Y. Gimbert, J. Phys. Chem. A (2020).
- Elucidation of Dissociation Process for the Deprotonated 2,4 Dinitrotoluene by complementary High Resolution Mass Spectrometry and DFT calculations
A. Schwarzenberg, J.-C. Tabet, R. B. Cole, X. Machuron-Mandard, H. Dossmann, Rapid Comm. Mass Spec. 29 (2015) 29-34. - Vacuum Ultraviolet Photoionization Study of Gas Phase Vitamins A and B1 using Aerosol Thermodesorption and Synchrotron Radiation, H. Dossmann, A. Schwarzenberg, D. Lesage, M. Pérot-Taillandier, C. Afonso, B. Cunha de Miranda, G. Garcia, J. Phys. Chem A, 118 (2014) 11185-11192.
- Formation and Characterization of Gaseous Adducts of Carbon Dioxide to Magnesium, (CO2)MgX- (X = OH, Cl and Br), H. Dossmann (Soldi-Lose), C. Afonso, D. Lesage, J.-C. Tabet and E. Uggerud, Angew. Chem. Int. Ed., 51 (2012) 6938.
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