Search Results - "Leconte, Y"

Processing of nano-SiC ceramics: Densification by SPS and mechanical characterization by Lomello, F., Bonnefont, G., Leconte, Y., Herlin-Boime, N., Fantozzi, G.

“…β-SiC nanopowders with a mean particle size of 16.6nm were obtained by laser pyrolysis. De-agglomeration of the powder was performed in an aqueous medium under…”
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In vitro evaluation of SiC nanoparticles impact on A549 pulmonary cells: Cyto-, genotoxicity and oxidative stress by Barillet, S., Jugan, M.-L., Laye, M., Leconte, Y., Herlin-Boime, N., Reynaud, C., Carrière, M.

“…Silicon carbide (SiC) is considered a highly biocompatible material, consequently SiC nanoparticles (NPs) have been proposed for potential applications in…”
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Effects of carbon and oxygen on the spark plasma sintering additive-free densification and on the mechanical properties of nanostructured SiC ceramics by Lanfant, B., Leconte, Y., Bonnefont, G., Garnier, V., Jorand, Y., Le Gallet, S., Pinault, M., Herlin-Boime, N., Bernard, F., Fantozzi, G.

“…Oxygen impurity in SiC nanopowders induces grain growth and porous structure by reacting with SiC upon sintering. As this impurity cannot be avoided in such…”
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Synthesis of nanosized zirconium carbide by laser pyrolysis route by Combemale, L., Leconte, Y., Portier, X., Herlin-Boime, N., Reynaud, C.

“…Nanosized zirconium carbide was obtained by carburization of tetragonal zirconia/free carbon nanocomposites synthesized by laser pyrolysis technique using…”
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CO2 laser-driven pyrolysis synthesis of silicon nanocrystals and applications by SUBLEMONTIER, O, LACOUR, F, LECONTE, Y, HERLIN-BOIME, N, REYNAUD, C

“…Applications of silicon quantum dots in various fields need weighable quantities of high quality small Si nanocrystals (nc-Si) in terms of size control, purity…”
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Controlled Synthesis of β-SiC Nanopowders with Variable Stoichiometry Using Inductively Coupled Plasma by Leconte, Y., Leparoux, M., Portier, X., Herlin-Boime, N.

“…In the growing field of nanomaterials, SiC nanoparticles arouse interest for numerous applications. The inductively coupled plasma (ICP) technique allows…”
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Effect of water and UV passivation on the luminescence of suspensions of silicon quantum dots by Vincent, J., Maurice, V., Paquez, X., Sublemontier, O., Leconte, Y., Guillois, O., Reynaud, C., Herlin-Boime, N., Raccurt, O., Tardif, F.

“…This article presents the evolution of the photo-luminescence (PL) of silicon quantum dots (QDs) with an average diameter of 5–6 nm dispersed in alcohol under…”
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Continuous production of water dispersible carbon–iron nanocomposites by laser pyrolysis: Application as MRI contrasts by Leconte, Y., Veintemillas-Verdaguer, S., Morales, M.P., Costo, R., Rodríguez, I., Bonville, P., Bouchet-Fabre, B., Herlin-Boime, N.

“…Carbon encapsulated iron/iron-oxide nanoparticles were obtained using laser pyrolysis method. The powders were processed to produce stable and biocompatible…”
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In Situ Treatment of Thermal RF Plasma Processed Nanopowders to Control their Agglomeration and Dispersability by Leparoux, M., Leconte, Y., Wirth, A., Buehler, Th

“…Titanium carbonitride nanoparticles have been produced in an inductively coupled thermal plasma and subsequently modified using a surfactant that has been…”
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Effects of electronic and nuclear interactions in SiC by Audren, A., Monnet, I., Gosset, D., Leconte, Y., Portier, X., Thomé, L., Garrido, F., Benyagoub, A., Levalois, M., Herlin-Boime, N., Reynaud, C.

“…In this study, we performed irradiation experiments on nanostructured 3C–SiC samples, with 95 MeV Xe ions at room temperature. This energy permits the…”
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Structural irradiation damage and recovery in nanometric silicon carbide by Gosset, D., Audren, A., Leconte, Y., Thomé, L., Monnet, I., Herlin-Boime, N.

“…Silicon carbide is one of the candidate materials for core components of some nuclear reactor projects (Gen-IV). In order to improve their thermo-mechanical…”
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TiC Nanocrystal Formation from Carburization of Laser-Grown Ti/O/C Nanopowders for Nanostructured Ceramics by Leconte, Y, Maskrot, H, Herlin-Boime, N, Porterat, D, Reynaud, C, Gierlotka, S, Swiderska-Sroda, A, Vicens, J

“…Refractory carbide ceramics (TiC and ZrC) raise interest as promising materials for high-temperature applications such as structural materials for the future…”
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On Line Characterization of SiC Nanoparticles Produced by Laser Pyrolysis by Wattieaux, Gaëtan, Lecerf, P., Meyer, L., Boufendi, L., Leconte, Y., Sublemontier, Olivier, Herlin, N., Asimakopoulou, A., Tsakis, A., Daskalos, M., Konstandopoulos, A.-G., Ouf, F.-X.

“…On Line Measurements campaigns have been carried out for the first time in IRAMIS/SPAM CEA's laser gas-phase pyrolysis nanoparticles production facilities. The…”
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Laser pyrolysis preparation of SiO2-coated magnetic nanoparticles for biomedical applications by Bomatí-Miguel, O., Leconte, Y., Morales, M.P., Herlin-Boime, N., Veintemillas-Verdaguer, S.

“…The encapsulation of magnetic particles into silica has been achieved efficiently in a single and continuous process by laser-induced pyrolysis of ferrocene…”
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Anisotropic crystallite size analysis of textured nanocrystalline silicon thin films probed by X-ray diffraction by Morales, M., Leconte, Y., Rizk, R., Chateigner, D.

“…A newly developed X-ray technique is used, which is able to quantitatively combine texture, structure, anisotropic crystallite shape and film thickness…”
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Synthesis of nanostructured catalysts by laser pyrolysis by Maskrot, H., Leconte, Y., Herlin-Boime, N., Reynaud, C., Guelou, E., Pinard, L., Valange, S., Barrault, J., Gervais, M.

“…Laser pyrolysis is a promising and versatile method allowing the synthesis of various nanoparticles, with well defined chemical composition, size and…”
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Pronounced crystallization of silicon layers deposited with high deposition rates at temperatures ⩽200 °C by Leconte, Y., Marie, P., Portier, X., Lejeune, M., Rizk, R.

“…Silicon layers were grown at 200 °C by reactive magnetron sputtering in a hydrogen-rich plasma (80% dilution). The samples were examined by Raman and infrared…”
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Evolution of the surface roughness with the hydrogen partial pressure for high deposition rate of nanocrystalline silicon films by Leconte, Y., Dufour, C., Garrido, B., Rizk, R.

“…Silicon films were deposited at high rate by reactive magnetron sputtering in a plasma mixture of H 2 and Ar. The hydrogen pressure ratio r H= P H2/ P tot was…”
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Effects of helium irradiation on fine grained β-SiC synthesized by spark plasma sintering by Gavarini, S., Baillet, J., Millard-Pinard, N., Garnier, V., Peaucelle, C., Jaurand, X., Bernard, C., Rapegno, R., Cardinal, S., Dalverny, C., Lanfant, B., Leconte, Y.

“…Silicon carbide has a high resistance to irradiation making it a material of choice for use in the nuclear reactors. In this work, we focus on experiments…”
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Mechanical, thermal and electrical properties of nanostructured CNTs/SiC composites by Lanfant, B., Leconte, Y., Debski, N., Bonnefont, G., Pinault, M., Mayne-L′Hermite, M., Habert, A., Jorand, Y., Garnier, V., Fantozzi, G., Le Gallet, S., Bernard, F.

“…Dense SiC-based nanostructured composites reinforced by well-distributed carbon nanotubes (CNTs) were elaborated for the first time by spark plasma sintering…”
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