Gérard Delahay

Directeur de Recherche au CNRS, ICGM-MACS

  • Spécialité Catalyse Hétérogène
 

A propos

Institut Charles Gerhardt Montpellier

Gérard Delahay
Permanent - DR, Equipe D3
ICGM - UMR 5253
CC453
104 rue de la Galéra
34095 Montpellier

04 67 16 34 80
gerard.delahay@enscm.fr

  • 2009-présent : Directeur de Recherche au CNRS, ICGM-MACS
  • 1995 - 2008 : Chargé de Recherche au CNRS, LMC3O, Montpellier Habilitation à Diriger des Recherches en Chimie, Université de Montpellier II, soutenue le 4 novembre 1999.
  • 1988 - 1994 : Chargé de Recherche au CNRS, Laboratoire de Chimie de Coordination, Toulouse (UP 8241). Thèse de l'Université Paul Sabatier spécialité "Catalyse" soutenue le 28 octobre 1991 à Toulouse. Sujet : “Synthèse par voie humide de bronzes oxygénés lithium - vanadium, cuivre - vanadium. Caractérisation et propriétés catalytiques rédox”
  • 1985-1986 : Posdoctorat au Department of Metallurgy and Material Science, Cambridge (UK) “Synthèse Fischer Tropsch sur des composés d'intercalation du graphite”.
  • 1982-1984 : Thèse 3ème cycle spécialité "Spectrochimie", Université de Lille I, soutenue le 26 octobre 1984 : “Étude comparée du vaporeformage des alkylbenzènes et du méthyl-1-naphtalène sur catalyseurs métalliques” réalisée au Laboratoire de Catalyse en Chimie Organique, Université de Poitiers.
Institutionnelles
 
Académiques
  • RENAULT SAS, PSA PEUGEOT CITROEN, IFPEN
  • Tunisie, Université Tunis El-Manar, Laboratoire de Chimie des Matériaux et Catalyse ( Mourad Mhamdi, Faouzi Ayari, Lilia Khalfallah Boudali, Jihène Arfaoui) Tunisie, Laboratoire de Chimie Industrielle, Ecole Nationale d’Ingénieurs de Sfax (Hassib Tounsi, Thabet Makhlouf)
  • Iran, Department of Chemistry, Faculty of Science, University of Zanjan (Parvaneh Nahkostin Panahi) et Department of Chemical Engineering & Petroleum, University of Tabriz (Ali Niaei)
  • Pologne, Faculty of Chemistry, Jagiellonian University, Cracovie (Magdalena Jablonska et Kinga Gora-Marek)
 

Thème de Recherche

  • Catalyse Appliquée à la Dépollution des Gaz d'Echappement Diesel
  • Réduction des Oxydes d’Azote (NO, NO2)
  • Elimination Catalytique du Protoxyde d'Azote
  • Préparation, Caractérisation et Activité de M-zéolithe avec M = Cu, Fe, Ce, etc.

Catalytic Automotive Pollution Control

Catalytic Automotive Pollution Control

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2021
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2006
  • Amandine Cabiac, Nathalie Job, Jean-Paul Pirard and Gerard Delahay
    DeNOx Cu/carbon xerogels,
    Journal "Chemistry for Sustainable Development" (Khimiya v interesah ustoichivogo razvitiya) 2006, 14, 559-564
  • A. Desmartin-Chomel, J L. Flores, A. Bourane, J M. Clacens, F. Figueras, G. Delahay, A G. Fendler and C. Lehaut-Burnouf
    Calorimetric and FTIR study of the acid properties of sulfated titanias,
    J. Phys. Chem. B 2006, 110, 858-863
  • N. Job, M F R. Pereira, S. Lambert, A. Cabiac, G. Delahay, J F. Colomer, J. Marien, J L. Figueiredo and J P. Pirard
    Highly dispersed platinum catalysts prepared by impregnation of texture-tailored carbon xerogels,
    J. Catal. 2006, 240, 160-171
  • A. Guzman-Vargas, E. Lima, G. Delahay, B. Coq and V. Lara
    Complementary physicochemical characterization by SAXS and Xe-129 NMR spectroscopy of Fe-ZSM-5, Influence of morphology in the selective catalytic reduction of NO,
    Ind. Eng. Chem. Res. 2006, 45, 4163-4168
  • N N. Labidi, A. Ghorbel, D. Tichit and G. Delahay
    Catalytic activity of CoMgAl, CoAl and MgAl of mixed oxides derived from hydrotalcites in the selective catalytic reduction of NO with ammonia,
    Reaction Kinetics and Catalysis Letters 2006, 88, 261-268
  • G. Fischer, A. Goursot, B. Coq, G. Delahay and S. Pal
    Theoretical study of N2O reduction by CO in Fe-BEA zeolite,
    ChemPhysChem 2006, 7, 1795-1801
  • N. Jardillier, E A. Villagomez, G. Delahay, B. Coq and D. Berthomieu
    Probing Cu-I-exchanged zeolite with CO, DFT modeling and experiment,
    J. Phys. Chem. B 2006, 110, 16413-16421
  • D. Berthomieu and G. Delahay
    Recent advances in (CuY)-Y-I/II, Experiments and modeling,
    Catalysis Reviews-Science and Engineering 2006, 48, 269-313
  • F. Figueras, J L. Flores, G. Delahay, A. Bourane, J M. Clacens, A. Desmartin-Chomel, B. Coq and A. Giroir-Fendler
    Mechanism for the reduction of NOx on Rh/sulfated titanias,
    Top. Catal. 2006, 39, 59-64
  • Hubert P. Mutin, Aurelian F. Popa, Andre Vioux, Gerard Delahay and Bernard Coq
    Nonhydrolytic vanadia-titania xerogels, Synthesis, characterization, and behavior in the selective catalytic reduction of NO by NH3,
    Appl. Catal. B-Environ. 2006, 69, 49-57
2005
  • G. Delahay, D. Valade, A. Guzman-Vargas and B. Coq
    Selective catalytic reduction of nitric oxide with ammonia on Fe-ZSM-5 catalysts prepared by different methods,
    Appl. Catal. B-Environ. 2005, 55, 149-155
  • W. Arous, H. Tounsi, S. Djemel, A. Ghorbel and G. Delahay
    Selective catalytic reduction of nitric oxide with ammonia on copper(II) ion-exchanged offretite,
    Catal. Commun. 2005, 6, 281-285
  • F. Figueras, J L. Flores, G. Delahay, A. Giroir-Fendler, A. Bourane, J M. Clacens, A. Desmartin-Chomel and C. Lehaut-Burnouf
    Bifunctional mechanism for the selective catalytic reduction of NOx on Rh/sulfated titania,
    J. Catal. 2005, 232, 27-33
  • A. Guzman-Vargas, G. Delahay, B. Coq, E. Lima, P. Bosch and J C. Jumas
    Influence of the preparation method on the properties of Fe-ZSM-5 for the selective catalytic reduction of NO by n-decane,
    Catal. Today 2005, 107-08, 94-99
  • J L. Flores-Moreno, G. Delahay, F. Figueras and B. Coq
    DRIFTS study of the nature and reactivity of the surface compounds formed by co-adsorption of NO, O-2 and propene on sulfated titania- supported rhodium catalysts,
    J. Catal. 2005, 236, 292-303
  • D. Berthomieu, N. Jardillier, G. Delahay, B. Coq and A. Goursot
    Experimental and theoretical approaches to the study of TMI-zeolite (TM = Fe, Co, Cu),
    Catal. Today 2005, 110, 294-302
2004
  • Annick Goursot, Bernard Coq, Francois Fajula, Dorothee Berthomieu and Gerard Delahay
    Toward a molecular description of heterogeneous catalysis, transition metal ions in zeolites. [Erratum to document cited in CA139:012913],
    J. Catal. 2004, 225, 256
  • G. Carja and G. Delahay
    Mesoporous mixed oxides derived from pillared oxovanadates layered double hydroxides as new catalysts for the selective catalytic reduction of NO by NH3,
    Appl. Catal. B-Environ. 2004, 47, 59-66
  • H. Tounsi, S. Djemel, A. Ghorbel, G. Delahay, Louis-Charles De Menorval and B. Coq
    Characterization of hydrotreated Cu-ZSM-5 catalyst for the selective catalytic reduction of no by n-decane,
    Reaction Kinetics and Catalysis Letters 2004, 81, 33-40
  • A. Martinez, A. Goursot, B. Coq and G. Delahay
    Theoretical study of the dissociation of N2O in a transition metal ion-catalyzed reaction,
    J. Phys. Chem. B 2004, 108, 8823-8829
  • G. Carja, G. Delahay, C. Signorile and B. Coq
    Fe-Ce-ZSM-5 a new catalyst of outstanding properties in the selective catalytic reduction of NO with NH3,
    Chem. Commun. 20041404-1405
  • B. Coq, G. Delahay, R. Durand, D. Berthomieu and E. Ayala-Villagomez
    The influence of cocations H, Na, and Ba on the properties of Cu-faujasite for the selective catalytic reduction of NO by NH3, An Operando DRIFT study,
    J. Phys. Chem. B 2004, 108, 11062-11068
  • Gérard Delahay, S. Kieger, N. Tanchoux, P. Trens and B. Coq
    Kinetics of the selective catalytic reduction of NO by NH3 on a Cu-faujasite catalyst,
    Appl. Catal. B-Environ. 2004, 52, 251-257
  • Aurelian F. Popa, Hubert P. Mutin, Andre Vioux, Gerard Delahay and Bernard Coq
    Novel non-hydrolytic synthesis of a V2O5-TiO2 xerogel for the selective catalytic reduction of NOx by ammonia,
    Chemical Communications (Cambridge, United Kingdom) 20042214-2215
2003
  • E A. Zhilinskaya, G. Delahay, M. Mauvezin, B. Coq and A. Aboukais
    EPR investigation of Fe-exchanged beta-zeolites,
    Langmuir 2003, 19, 3596-3602
  • A. Guzman-Vargas, G. Delahay and B. Coq
    Catalytic decomposition of N2O and catalytic reduction of N2O and N2O+NO by NH3 in the presence of O-2 over Fe-zeolite,
    Appl. Catal. B-Environ. 2003, 42, 369-379
2002
  • G. Delahay, E A. Villagomez, J M. Ducere, D. Berthomieu, A. Goursot and B. Coq
    Selective catalytic reduction of NO by NH3 on Cu-faujasite catalysts, An experimental and quantum chemical approach,
    ChemPhysChem 2002, 3, 686-692
  • G. Delahay, M. Mauvezin, A. Guzman-Vargas and B. Coq
    Effect of the reductant nature on the catalytic removal of N2O on Fe-zeolite-beta catalysts,
    Catal. Commun. 2002, 3, 385-389
2001
  • M. Mauvezin, G. Delahay, B. Coq, S. Kieger, J C. Jumas and J. Olivier-Fourcade
    Identification of iron species in Fe-BEA, Influence of the exchange level,
    J. Phys. Chem. B 2001, 105, 928-935
  • D. Berthomieu, S. Krishnamurty, B. Coq, G. Delahay and A. Goursot
    Theoretical modeling of a copper site in a Cu(II)-Y zeolite,
    J. Phys. Chem. B 2001, 105, 1149-1156
  • G. Delahay, M. Mauvezin, B. Coq and S. Kieger
    Selective catalytic reduction of nitrous oxide by ammonia on iron zeolite beta catalysts in an oxygen rich atmosphere, Effect of iron contents,
    J. Catal. 2001, 202, 156-162
2000
  • S. Kieger, G. Delahay and B. Coq
    Influence of co-cations in the selective catalytic reduction of NO by NH3 over copper exchanged faujasite zeolites,
    Appl. Catal. B-Environ. 2000, 25, 1-9
  • B. Coq, M. Mauvezin, G. Delahay, J B. Butet and S. Kieger
    The simultaneous catalytic reduction of NO and N2O by NH3 using an Fe-zeolite-beta catalyst,
    Appl. Catal. B-Environ. 2000, 27, 193-198
  • B. Coq, M. Mauvezin, G. Delahay and S. Kieger
    Kinetics and mechanism of the N2O reduction by NH3 on a Fe-zeolite-beta catalyst,
    J. Catal. 2000, 195, 298-303

Institut Charles Gerhardt Montpellier - Direction

UMR 5253 - CNRS/UM/ENSCM
  • Université de Montpellier
  • Place Eugène Bataillon
  • CC 1700 - Bâtiment 17 -1er étage
  • Tel: +33 (0)4 67 14 93 50
  • Email: direction@icgm.fr

Etablissements partenaires

  • Ecole Pratique des Hautes Etudes (EPHE)
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