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DUBOIS Marc

All the versions of this article: English , français

Professor - University Clermont Auvergne

Contact : Marc.Dubois@uca.fr

Tél. : +33 (0)4.73.40.71.05 Fax : +33 (0)4.73.40.71.08

Chimie 5 Building RDC

Affiliations

- Head of the Matériaux Inorganiques (MI) team
- Member of the Fluoration et Matériaux Fluorés (MF2) group

Research Topics

  • Fluorinated materials for energy storage
    New strategies of synthesis in fluorine atmosphere to obtain efficient electrode materials for electrochemical energy storage.
    Fluorinated carbons and nanocarbons as electrode materials for primary lithium batteries
  • Fluorination and surface treatment
    Fluorination of carbonaceous materials for tribology
    Fluorination of graphene, carbon nanotubes, nanofibres and nanodiscs
    Preparation of fluorinated nanocarbon/polymer composites
    Surface treatment of polymers to reach multifunctionality (hydrophobicity, gas barrier for CO2, O2 and water, antibacterial, …)
  • Gas sensors _ Functionalization of carbonaceous nanomaterials for use as filtering structure or as active materials in gas microsensors.
  • Research Joint Laboratory « Fluorine chemistry» UBP/CNRS/COMURHEX
    Purification of uranium hexafluoride UF6
    UF6/solid interactions
    Study of the corrosion in gaseous and liquid UF6

Expertise

  • Synthesis in fluorinated atmosphere
    F2(g)
    HF(g), aqueous HF
    Solid fluorinated reagents (TbF4, XeF2, …)
  • Functionalization using fluorine
    Surface treatment of commercial polymers and carbonaceous nanomaterials
    Functionalization of commercial polymers
    Synthesis of fluorinated graphene and fluorinated nanofillers
  • Study of the structure of fluorinated materials
  • Solid state chemistry of lanthanide et actinide fluorides
    Solid state chemistry of terbium fluorides
    Synthesis and characterization of mixed valence fluorides
  • Characterization of fluorinated materials
    Solid state nuclear magnetic resonance (19F, 13C, 1H, …) and electron paramagnetic resonance
    N2 adsorption
  • Evaluation of the applicative properties of fluorinated materials
    Evaluation of the electrochemical performances of fluorinated materials
    Evaluation of the tribological properties of fluorinated materials
  • Chemistry of gaseous, liquid and solid uranium fluorides
    Adsorption of gaseous fluorides
    Synthesis of mixed valence uranium fluorides

Career

  • Leader of the team « Fluorination and fluorinated materials » in the « Inorganic Materials » group of ICCF
  • Director of the Research Joint Laboratory « Fluorine chemistry» UBP/CNRS/COMURHEX
  • Since 2008 : Full Professor in the Blaise Pascal University

Bibliography

My research activity results in 134 publications (published or accepted), 14 proceeding, 216 communications during conferences (among them 146 international), 11 invited conferences, 6 siminars and 3 patents

Books

  • Chapter 17 "Fluorine-intercalated graphite for lithium battery" dans "Fluorinated materials for energy conversion", (Eds. Tsuyoshi Nakajima and Henri Groult), A. Hamwi, K. Guerin, M. Dubois, 2005
  • E. Tomasella, F. Rebib, M. Dubois, J. Cellier, S. Aida, “Silicon oxynitride thin films deposited by reactive sputtering: process study and material characterisation.” Dans “Cold plasma for thin film deposition: processes, Characterizations and applications”,.– (IN EDS E. TOMASELLA) 2010, ISBN 978-81-308-0419-4, Research Signpost, India.

Patents

  • Demande de Brevet d’invention internationale par le CNRS Utilisation de carbones sous fluorés en tant que lubrifiant solide (coauteur) Inventeurs : A. HAMWI, M. DUBOIS, K. GUERIN, R. YAZAMI N° de dépôt : FR 08/03047 du 03/06/2008 Extension par voie internationale de la demande de brevet en France n°PCT/FR2009/000613 du 27 mai 2009
  • Demande de Brevet d’invention internationale par le CNRS Microsystème capteur de gaz pour la mesure sélective du dioxyde d’azote dans le cadre du contrôle de la qualité de l’air (coauteur) Inventeurs : J. BRUNET, M. DUBOIS, K. GUERIN, A. PAULY, C. VARENNE, B. LAURON, A. HAMWI N° de dépôt : FR 08/02975 du 02/06/2008, Extension par voie internationale de la demande de brevet en France n°PCT/FR2009/000612 du 27 mai 2009
  • Demande de Brevet d’invention internationale par le CNRS Utilisation de nanoobjet en carbone sous-fluoré comme matériaux d’électrode de batteries primaires au lithium de fortes capacités Inventeurs : M. Dubois, K. Guérin, A. Hamwi, déposé le 12 décembre 2012, numéro 12/61927

Articles

134 publications (published or accepted), 14 proceedings

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