Laboratoire de réactivité de surface

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Guylène COSTENTIN

Directrice de Recherche CNRS

Published on 4/10/2023 - Mis à jour le 11/10/2023

  • Sorbonne Université - UMR CNRS 7197 - Laboratoire de Réactivité de Surface (LRS) - Tour 33-43 -Bureau 308
    4 Place Jussieu - CC178 , 75005 Paris

Research Field

Research interests

Heterogeneous catalysis:
- Bifunctional catalysis -acid and basic or redox and basic applied to alcohols conversion, C-H activation of light alkanes, NH3 synthesis
- Preparation and advanced characterizations of alkaline earth oxides, hydrotalcites, zinc oxide, hydroxyapatites, metal modified hydroxyapatites
- Molecular Approach of bulk and surface structure-activity relationships

Technical expertise

- Automated synthesis reactor
- Gas phase catalytic reactions
- In situ and operando DRIFT, FTIR, Raman, EPR, photoluminescence, XRD...

About me

CV

Since 2014: CNRS-Research Director at LRS, Sorbonne Université (formerly UPMC)
1999- 2014: CNRS-Research Associate at LRS, UPMC (Université Pierre et Marie Curie)
1997: HDR Université de Caen
1992-1999: CNRS-Research Associate at Laboratoire Catalyse et Spectrochimie, Université de Caen
1992: Ph.D. in material science, Université de Caen, Laboratoire CRISMAT

Awards and selected publications

Distinctions

2004: DivCat Price of the SCF (Société Chimique de France)

Selected publications

- On the Comprehensive Precipitation of Hydroxyapatites Unraveled by a Combined Kinetic-Thermodynamic Approach, C. Reynaud, C. Thomas, G. Costentin*, Inorg. Chem., 2022, 61, 7, 3296–3308, http://dx.doi.org/10.1021/acs.inorgchem.1c03884

- Synergistic Effect Between Ca4V4O14 and Vanadium-Substituted Hydroxyapatite in the Oxidative Dehydrogenation of Propane, S. Petit, C. Thomas, Y. Millot, F. Averseng, D. Brouri, J.M. Krafft, S. Dzwigaj, G. Rousse, C. Laberty-Robert, G. Costentin*, ChemCatChem, 2021, 13, 3995 –4009, http://dx.doi.org/10.1002/cctc.202100807

- Activation of C-H Bond of Propane by Strong Basic Sites Generated by Bulk Proton Conduction on V-Modified Hydroxyapatites for the Formation of Propene, S. Petit, C. Thomas, Y. Millot, J.M. Krafft, C. Laberty-Robert, G. Costentin*, ChemCatChem, 2020 12(9), 2506-2521, http://dx.doi.org/10.1002/cctc.201902181

- Defect-related multicolour emissions in ZnO tetrapods: from violet, over green to yellow, M. Zhang F. Averseng, F. Haque, P.Borghetti, J.M. Krafft, B. Baptiste, G. Costentin* and S. Stankic*, Nanoscale, 2019, 11(11), 5102-5115 https://doi.org/10.1039/C8NR09998G

- Importance of the Nature of the Active Acid / Base Pairs of Hydroxyapatite Involved in the Catalytic Transformation of Ethanol to n-Butanol Revealed by Operando DRIFTS, M. Ben Osman, J.M. Krafft, C. Thomas, T. Yoshioka, J. Kubo, and G. Costentin*, ChemCatChem 2019, 11, 1765-1778 https://doi.org/10.1002/cctc.201801880