
Parcours de recherche
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Parcours universitaire
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Recherches actuelles
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• Synthèse et caractérisation d’oxydes fonctionnels | |
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Les spinelles CoFe2O4 et FeV2O4 |
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Les composés mutiferroïques Ga2-xFexO3 |
• Partenariat et Valorisation | |
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Collaboration avec Dassault-Aviation |
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Laboratoire Commun de Recherche Moliere |
Expertise & Développement de logiciel
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• Diffraction des rayons X | |
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Analyses Le Bail & Rietveld |
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Diffraction anomale |
• Developpement | |
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FitREXS : simulation et affinement de clichés DANES |
Autres / Réseaux
Autres :
• Personne Compétente en Radioprotection
• Membre élu au C.I. de l’IPCMS
• Membre élu à la C.R. de l’université de Strasbourg (liste F.E.U)
Networks : |
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Blender : |
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Publications
[1]
J. Werckmann, J. Cypriano, C.T. Lefèvre, K. Dembele, O. Ersen, D.A. Bazylinski, U. Lins, M. Farina, Localized iron accumulation precedes nucleation and growth of magnetite crystals in magnetotactic bacteria, Scientific Reports. 7 (2017) 8291. https://doi.org/10.1038/s41598-017-08994-9.
[1]
A. Walter, C. Billotey, A. Garofalo, C. Ulhaq-Bouillet, C. Lefèvre, J. Taleb, S. Laurent, L. Vander Elst, R.N. Muller, L. Lartigue, F. Gazeau, D. Felder-Flesch, S. Bégin-Colin, Mastering the Shape and Composition of Dendronized Iron Oxide Nanoparticles To Tailor Magnetic Resonance Imaging and Hyperthermia, Chemistry of Materials. 26 (2014) 5252–5264. https://doi.org/10.1021/cm5019025.
[1]
A. Thomasson, F. Ibrahim, C. Lefèvre, E. Autissier, F. Roulland, C. Mény, C. Leuvrey, S. Choi, W. Jo, O. Crégut, G. Versini, S. Barre, M. Alouani, N. Viart, Effects of iron concentration and cationic site disorder on the optical properties of magnetoelectric gallium ferrite thin films, RSC Advances. 3 (2013) 3124–3130. https://doi.org/10.1039/c2ra22681b.
[1]
A. Thomasson, S. Cherifi, C. Lefèvre, F. Roulland, B. Gautier, D. Albertini, C. Mény, N. Viart, Room temperature multiferroicity in Ga0.6Fe1.4O3:Mg thin films, Journal of Applied Physics. 113 (2013) 214101. https://doi.org/10.1063/1.4808349.
[1]
A. Thomasson, J. Kreisel, C. Lefèvre, F. Roulland, G. Versini, S. Barre, N. Viart, Raman scattering of magnetoelectric gallium ferrite thin films, Journal of Physics-Condensed Matter. 25 (2013) 045401. https://doi.org/10.1088/0953-8984/25/4/045401.
[1]
E. Soszka, M. Jedrzejczyk, C. Lefèvre, D. Ihiawakrim, N. Keller, A.M. Ruppert, TiO2-supported Co catalysts for the hydrogenation of gamma-valerolactone to 2-methyltetrahydrofuran: influence of the support, Catalysis Science & Technology. Early Access (2022). https://doi.org/10.1039/d2cy01044e.
[1]
K. Sartori, D. Ihiawakrim, C. Lefèvre, S. Reguer, C. Mocuta, S. Bégin-Colin, F. Choueikani, B.P. Pichon, A detailed investigation of the core@shell structure of exchanged coupled magnetic nanoparticles after performing solvent annealing, Materials Advances. Early access (2022). https://doi.org/10.1039/d2ma00629d.
[1]
G.D. Salian, B.M. Koo, C. Lefèvre, T. Cottineau, C. Lebouin, A.T. Tesfaye, P. Knauth, V. Keller, T. Djenizian, Niobium Alloying of Self-Organized TiO2 Nanotubes as an Anode for Lithium-Ion Microbatteries, Advanced Materials Technologies. 3 (2018) 1700274. https://doi.org/10.1002/admt.201700274.
[1]
F. Roulland, G. Roseau, A.P. Corredor, L. Wendling, G. Krieger, C. Lefèvre, M. Trassin, G. Pourroy, N. Viart, Promoting the magnetic exchanges in PLD deposited strained films of FeV2O4 thin films, Materials Chemistry and Physics. 276 (2022) 125360. https://doi.org/10.1016/j.matchemphys.2021.125360.
[1]
F. Roulland, C. Lefèvre, A. Thomasson, N. Viart, Study of Ga(2-x)FexO3 solid solution: Optimisation of the ceramic processing, in: Journal of the European Ceramic Society, 2013: pp. 1029–1035. https://doi.org/10.1016/j.jeurceramsoc.2012.11.014.
[1]
Z. Raolison, Q. Clement, A.-L. Adenot-Engelvin, N. Mallejac, C. Lefèvre, G. Pourroy, F. Boust, N. Vukadinovic, Broadband Permeability Spectra of Flake-Shaped Ferromagnetic Particle Composites, in: IEEE Transactions on Magnetics, 2017: p. 2801704. https://doi.org/10.1109/TMAG.2017.2735943.
[1]
Z. Raolison, C. Lefèvre, J. Neige, A.-L. Adenot-Engelvin, J.M. Greneche, N. Vukadinovic, G. Pourroy, Structural and microwave properties of silica-coated NiFeMo flakes/polymer composites, Materials Research Express. 2 (2015) 026101. https://doi.org/10.1088/2053-1591/2/2/026101.
[1]
Z. Raolison, C. Lefèvre, J. Neige, A.L. Adenot-Engelvin, G. Pourroy, N. Vukadinovic, Preparation and Microwave Properties of Silica Coated Ni-Fe-Mo Flakes Composites, in: IEEE Transactions on Magnetics, 2013: pp. 986–989. https://doi.org/10.1109/tmag.2012.2225025.
[1]
D. Preziosi, S. Homkar, C. Lefèvre, M. Salluzzo, N. Viart, Unusual anisotropic magnetic orbital moment obtained from x-ray magnetic circular dichroism in a multiferroic oxide system, Physical Review B. 103 (2021) 184420. https://doi.org/10.1103/PhysRevB.103.184420.
[1]
B.P. Pichon, O. Gerber, C. Lefèvre, I. Florea, S. Fleutot, W. Baaziz, M. Pauly, M. Ohlmann, C. Ulhaq, O. Ersen, V. Pierron-Bohnes, P. Panissod, M. Drillon, S. Bégin-Colin, Microstructural and Magnetic Investigations of Wüstite-Spinel Core-Shell Cubic-Shaped Nanoparticles, Chemistry of Materials. 23 (2011) 2886–2900. https://doi.org/10.1021/cm2003319.
[1]
A. Pena Corredor, N. Viart, C. Lefèvre, inserexs: reflection choice software for resonant elastic X-ray scattering., Journal of Applied Crystallography. 56 (2023) 854–859. https://doi.org/10.1107/S1600576723002212.
[1]
S.H. Oh, R.H. Shin, C. Lefèvre, A. Thomasson, F. Roulland, Y. Shin, D.-H. Kim, J.-Y. Kim, A. Demchenko, C. Leuvrey, C. Mény, W. Jo, N. Viart, Incorporation of cobalt ions into magnetoelectric gallium ferrite epitaxial films: tuning of conductivity and magnetization, RSC Advances. 5 (2015) 34265–34271. https://doi.org/10.1039/c5ra03609g.
[1]
E. Miyako, B.P. Pichon, C. Menard-Moyon, I.A. Vacchi, C. Lefèvre, S. Bégin-Colin, A. Bianco, Design, synthesis, characterization and properties of magnetic nanoparticle-nanocarbon hybrids, Carbon. 96 (2016) 49–56. https://doi.org/10.1016/j.carbon.2015.09.045.
[1]
B. Meunier, S. Homkar, F. Choueikani, M.G. Silly, C. Lefèvre, F. Roulland, C. Leuvrey, J. Robert, D. Preziosi, N. Viart, Nonmonotonous temperature fluctuations of the orbital moment and spin-orbit coupling in multiferroic gallium ferrite thin films, Physical Review B. 106 (2022) 184410. https://doi.org/10.1103/PhysRevB.106.184410.
[1]
E. Martin, F. Roulland, S. Grenier, F. Appert, J. Juraszek, M. Trassin, C. Bouillet, E. Chikoidze, C. Arnold, B. Berini, Y. Dumont, S. Colis, S. Barre, G. Versini, D. Preziosi, C. Leuvrey, N. Blanc, N. Boudet, G. Pourroy, N. Viart, C. Lefèvre, Non-auxeticiauxetic transitions inducing modifications of the magnetic anisotropy in CoFe2O4 thin films, Journal of Alloys and Compounds. 836 (2020) 155425. https://doi.org/10.1016/j.jallcom.2020.155425.
[1]
X. Liu, B.P. Pichon, C. Ulhaq, C. Lefèvre, J.-M. Greneche, D. Begin, S. Bégin-Colin, Systematic Study of Exchange Coupling in Core Shell Fe3-delta O4@CoO Nanoparticles, Chemistry of Materials. 27 (2015) 4073–4081. https://doi.org/10.1021/acs.chemmater.5b01103.
[1]
C. Lefèvre, A. Demchenko, C. Bouillet, M. Luysberg, X. Devaux, F. Roulland, G. Versini, S. Barre, Y. Wakabayashi, N. Boudet, C. Leuvrey, M. Acosta, C. Mény, E. Martin, S. Grenier, V. Favre-Nicolin, N. Viart, Nondestructive Method for the Determination of the Electric Polarization Orientation in Thin Films: Illustration on Gallium Ferrite Thin Films, Small Methods. 1 (2017) 1700234. https://doi.org/10.1002/smtd.201700234.
[1]
C. Lefèvre, A. Thomasson, F. Roulland, V. Favre-Nicolin, Y. Joly, Y. Wakabayashi, G. Versini, S. Barre, C. Leuvrey, A. Demchenko, N. Boudet, N. Viart, Determination of the cationic distribution in oxidic thin films by resonant X-ray diffraction: the magnetoelectric compound Ga$\sb 2$-$ıt x$Fe$\sb ıt x$O$\sb 3$, Journal of Applied Crystallography. 49 (2016) 1308–1314. https://doi.org/10.1107/S1600576716010001.
[1]
C. Lefèvre, R.H. Shin, J.H. Lee, S.H. Oh, F. Roulland, A. Thomasson, E. Autissier, C. Mény, W. Jo, N. Viart, Reduced leakage currents and possible charge carriers tuning in Mg-doped Ga0.6Fe1.4O3 thin films, Applied Physics Letters. 100 (2012) 262904 /p.1–4. https://doi.org/10.1063/1.4729872.
[1]
C. Lefèvre, F. Roulland, A. Thomasson, E. Autissier, C. Leuvrey, S. Barre, G. Versini, N. Viart, G. Pourroy, Stabilization of scandium rich spinel ferrite CoFe(2-x)Sc(x)O4 (x <= 1) in thin films, Journal of Solid State Chemistry. 232 (2015) 118–122. https://doi.org/10.1016/j.jssc.2015.09.012.
[1]
C. Lefèvre, F. Roulland, A. Thomasson, C. Mény, F. Porcher, G. Andre, N. Viart, Magnetic and Polar Properties’ Optimization in the Magnetoelectric Ga2-xFexO3 Compounds, Journal of Physical Chemistry C. 117 (2013) 14832–14839. https://doi.org/10.1021/jp403733b.
[1]
B. Kundys, F. Roulland, C. Lefèvre, C. Mény, A. Thomasson, N. Viart, Room temperature polarization in the ferrimagnetic Ga2-xFexO3 ceramics, Journal of the European Ceramic Society. 35 (2015) 2277–2281. https://doi.org/10.1016/j.jeurceramsoc.2015.02.029.
[1]
S. Homkar, E. Martin, B. Meunier, A. Anadon-Barcelona, C. Bouillet, J. Gorchon, K. Dumesnil, C. Lefèvre, F. Roulland, O. Copie, D. Preziosi, S. Petit-Watelot, J.-C. Rojas-Sanchez, N. Viart, Spin Current Transport in Hybrid Pt/Multifunctional Magnetoelectric Ga0.6Fe1.4O3 Bilayers, ACS Applied Electronic Materials. 3 (2021) 4433–4440. https://doi.org/10.1021/acsaelm.1c00586.
[1]
S. Homkar, D. Preziosi, X. Devaux, C. Bouillet, J. Nordlander, M. Trassin, F. Roulland, C. Lefèvre, G. Versini, S. Barre, C. Leuvrey, M. Lenertz, M. Fiebig, G. Pourroy, N. Viart, Ultrathin regime growth of atomically flat multiferroic gallium ferrite films with perpendicular magnetic anisotropy, Physical Review Materials. 3 (2019) 124416. https://doi.org/10.1103/PhysRevMaterials.3.124416.
[1]
P. Guardia, S. Nitti, M.E. Materia, G. Pugliese, N. Yaacoub, J.-M. Greneche, C. Lefèvre, L. Manna, T. Pellegrino, Gold-iron oxide dimers for magnetic hyperthermia: the key role of chloride ions in the synthesis to boost the heating efficiency, Journal of Materials Chemistry B. 5 (2017) 4587–4594. https://doi.org/10.1039/c7tb00968b.
[1]
P. Guardia, A. Riedinger, S. Nitti, G. Pugliese, S. Marras, A. Genovese, M.E. Materia, C. Lefèvre, L. Manna, T. Pellegrino, One pot synthesis of monodisperse water soluble iron oxide nanocrystals with high values of the specific absorption rate, Journal of Materials Chemistry B. 2 (2014) 4426–4434. https://doi.org/10.1039/c4tb00061g.
[1]
J. Goetz, A. Nonat, A. Diallo, M. Sy, I. Sera, A. Lecointre, C. Lefèvre, C.F. Chan, K.-L. Wong, L.J. Charbonnière, Ultrabright Lanthanide Nanoparticles, ChemPlusChem. 81 (2016) 526–534. https://doi.org/10.1002/cplu.201600007.
[1]
O. Gerber, B.P. Pichon, C. Ulhaq, J.-M. Greneche, C. Lefèvre, I. Florea, O. Ersen, D. Begin, S. Lemonnier, E. Barraud, S. Bégin-Colin, Low Oxidation State and Enhanced Magnetic Properties Induced by Raspberry Shaped Nanostructures of Iron Oxide, Journal of Physical Chemistry C. 119 (2015) 24665–24673. https://doi.org/10.1021/acs.jpcc.5b08164.
[1]
P. Garcia-Munoz, F. Fresno, C. Lefèvre, D. Robert, N. Keller, Influence of the solid titanium source on the activity of La1_xTixFeO3 photo-CWPO catalysts under UV-A light, Catalysis Today. 413–415 (2023) 113974. https://doi.org/10.1016/j.cattod.2022.12.005.
[1]
P. Garcia-Munoz, F. Fresno, C. Lefèvre, D. Robert, N. Keller, Ti- -Modified LaFeO3/beta-SiC Alveolar Foams as Immobilized Dual Catalysts with Combined Photo-Fenton and Photocatalytic Activity, ACS Applied Materials & Interfaces. 12 (2020) 57025–57037. https://doi.org/10.1021/acsami.0c16647.
[1]
P. Garcia-Munoz, F. Fresno, C. Lefèvre, D. Robert, N. Keller, Synergy effect between photocatalysis and heterogeneous photo-Fenton catalysis on Ti-doped LaFeO3 perovskite for high efficiency light-assisted water treatment, Catalysis Science & Technology. 10 (2020) 1299–1310. https://doi.org/10.1039/c9cy02269d.
[1]
P. Garcia-Munoz, F. Fresno, C. Lefèvre, D. Robert, N. Keller, Highly robust La1-xTixFeO3 dual catalyst with combined photocatalytic and photo-CWPO activity under visible light for 4-chlorophenol removal in Chock for water, Applied Catalysis B-Environmental. 262 (2020) 118310. https://doi.org/10.1016/j.apcatb.2019.118310.
[1]
P. Garcia-Munoz, C. Lefèvre, D. Robert, N. Keller, Ti-substituted LaFeO3 perovskite as photoassisted CWPO catalyst for water treatment, Applied Catalysis B-Environmental. 248 (2019) 120–128. https://doi.org/10.1016/j.apcatb.2019.02.030.
[1]
A. Demchenko, S. Homkar, C. Bouillet, C.T. Lefèvre, F. Roulland, D. Preziosi, G. Versini, C. Leuvrey, P. Boullay, X. Devaux, N. Viart, Unveiling unconventional ferroelectric switching in multiferroic Ga-0.6 Fe1.4O3 thin films through multiscale electron microscopy investigations, Acta Materialia. 240 (2022) 118337. https://doi.org/10.1016/j.actamat.2022.118337.
[1]
A. Demchenko, Y. Chang, E. Chikoidze, B. Berini, C. Lefèvre, F. Roulland, C. Ulhaq-Bouillet, G. Versini, S. Barre, C. Leuvrey, V. Favre-Nicolin, N. Boudet, S. Zafeiratos, Y. Dumont, N. Viart, Tuning the conductivity type in a room temperature magnetic oxide: Ni-doped Ga0.6Fe1.4O3 thin films, RSC Advances. 6 (2016) 28248–28256. https://doi.org/10.1039/c6ra01540a.
[1]
B. de Tymowski, Y. Liu, C. Mény, C. Lefèvre, D. Begin, P. Nguyen, C. Pham, D. Edouard, F. Luck, C. Pham-Huu, Co-Ru/SiC impregnated with ethanol as an effective catalyst for the Fischer-Tropsch synthesis, Applied Catalysis A-General. 419 (2012) 31–40. https://doi.org/10.1016/j.apcata.2012.01.004.
[1]
M. Darcheville, A.-L. Adenot-Engelvin, C. Boscher, N. Vukadinovic, C. Lefèvre, A. Thiaville, C. Sanchez, Evidence of the Superparamagnetic State in the Zero-Field Microwave Susceptibility Spectra of Ferrimagnetic Nanoparticles, IEEE Magnetics Letters. 11 (2020) 6105305. https://doi.org/10.1109/LMAG.2020.3026228.
[1]
G. Cotin, C. Kiefer, F. Perton, D. Ihiawakrim, C. Blanco-Andujar, S. Moldovan, C. Lefèvre, O. Ersen, B. Pichon, D. Mertz, S. Bégin-Colin, Unravelling the Thermal Decomposition Parameters for The Synthesis of Anisotropic Iron Oxide Nanoparticles, Nanomaterials. 8 (2018) 881. https://doi.org/10.3390/nano8110881.
[1]
G. Cotin, F. Perton, C. Petit, S. Sall, C. Kiefer, V. Begin, B. Pichon, C. Lefèvre, D. Mertz, J.-M. Greneche, S. Bégin-Colin, Harnessing Composition of Iron Oxide Nanoparticle: Impact of Solvent-Mediated Ligand-Ligand Interaction and Competition between Oxidation and Growth Kinetics, Chemistry of Materials. 32 (2020) 9245–9259. https://doi.org/10.1021/acs.chemmater.0c03041.
[1]
A.P. Corredor, L. Wendling, D. Preziosi, L. Schlur, C. Leuvrey, D. Thiaudiere, E. Elklaim, N. Blanc, S. Grenier, F. Roulland, N. Viart, C. Lefèvre, Oxygen crystallographic positions in thin films by non-destructive resonant elastic X-ray scattering, Journal of Applied Crystallography. 55 (2022) 526–532. https://doi.org/10.1107/S1600576722003673.
[1]
S. Choi, C. Lefèvre, F. Roulland, C. Mény, N. Viart, B. To, D.E. Shafer, R. Shin, J. Lee, W. Jo, Optical transitions in magnetoelectric Ga0.6Fe1.4O3 from 0.73 to 6.45 eV, Journal of Vacuum Science & Technology B. 30 (2012) 041204 /p.1–5. https://doi.org/10.1116/1.4721649.
[1]
M.T. Camci, M. Pauly, C. Lefèvre, C. Bouillet, M. Maaloum, G. Decher, D. Martel, Polarization-dependent optical band gap energy of aligned semiconducting titanium oxide nanowire deposits, Nanoscale. 13 (2021) 8958–8965. https://doi.org/10.1039/d1nr01236c.
[1]
W. Baaziz, B.P. Pichon, C. Lefèvre, C. Ulhaq-Bouillet, J.M. Greneche, M. Toumi, T. Mhiri, S. Bégin-Colin, High Exchange Bias in Fe3-delta O4@CoO Core Shell Nanoparticles Synthesized by a One-Pot Seed-Mediated Growth Method, Journal of Physical Chemistry C. 117 (2013) 11436–11443. https://doi.org/10.1021/jp402823h.