Search Results - "Cruguel, H."

Size and Catalytic Activity of Supported Gold Nanoparticles: An in Operando Study during CO Oxidation by Laoufi, I, Saint-Lager, M.-C, Lazzari, R, Jupille, J, Robach, O, Garaudée, S, Cabailh, G, Dolle, P, Cruguel, H, Bailly, A

“…The origin of the catalytic activity of gold nanoparticles remains debated despite extensive studies. This in operando work investigates the relationship…”
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Growth mechanism of silicene on Ag ( 111 ) determined by scanning tunneling microscopy measurements and ab initio calculations by Bernard, R., Borensztein, Y., Cruguel, H., Lazzeri, M., Prévot, G.

“…Scanning tunneling microscopy has been used to real-time study the growth of silicene on Ag(111) in the 200-533-K temperature range. We show that the growth…”
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Critical Au Concentration for the Stabilization of Au–Cu Nanoparticles on Rutile against Dissociation under Oxygen by Wilson, A, Bernard, R, Borensztein, Y, Croset, B, Cruguel, H, Vlad, A, Coati, A, Garreau, Y, Prévot, G

“…Controlling aging of catalysts is of crucial importance to preserve their properties, in particular for bimetallic nanoparticles (NPs) where reaction can…”
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Stoichiometry-Dependent Chemical Activity of Supported MgO(100) Films by Cabailh, G, Lazzari, R, Cruguel, H, Jupille, J, Savio, L, Smerieri, M, Orzelli, A, Vattuone, L, Rocca, M

“…Here, we show that the stoichiometry and, consequently, the chemical activity toward hydroxylation of MgO(100) films grown by reactive deposition on Ag(100)…”
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Systematics of 4f electron energies relative to host bands by resonant photoemission of rare earth doped optical materials by Thiel, C.W., Cruguel, H., Sun, Y., Lapeyre, G.J., Macfarlane, R.M., Equall, R.W., Cone, R.L.

“…Relative energies of 4f n electronic states and crystal band states are important for a fundamental understanding of rare-earth-doped optical materials and a…”
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Surface reconstructions of epitaxial MnAs films grown on GaAs(111)B by Ouerghi, A., Marangolo, M., Eddrief, M., Lipinski, B. B., Etgens, V. H., Lazzeri, M., Cruguel, H., Sirotti, F., Coati, A., Garreau, Y.

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Building high-performance magnetic materials out of gas-phase nanoclusters by Binns, C, Baker, S.H, Louch, S, Sirotti, F, Cruguel, H, Prieto, P, Thornton, S.C, Bellier, J.D

“…It is well known that free magnetic nanoclusters display novel properties including enhanced magnetic moments in ferromagnetic metals, ferrimagnetism in…”
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Bonding and chemical shifts in aluminosilicate glasses: importance of Madelung effects by Cruguel, H, Guittet, M.J, Kerjan, O, Bart, F, Gautier-Soyer, M

“…A detailed study of the XPS binding energy shifts of Si 2p, O 1s and Zr 3d in a series of aluminosilicate glasses (a three oxide glass: SiO 2–Al 2O 3–CaO,…”
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Monitoring Si growth on Ag(111) with scanning tunneling microscopy reveals that silicene structure involves silver atoms by Prévot, G., Bernard, R., Cruguel, H., Borensztein, Y.

“…Using scanning tunneling microscopy (STM), the elaboration of the so-called silicene layer on Ag(111) is monitored in real time during Si evaporation at…”
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Magnetisation dynamics of Fe nanoclusters exchange-coupled to magnetic substrates by Binns, C., Sirotti, F., Cruguel, H., Baker, S. H., Prieto, P., Bellier, J. D., Thornton, S. C.

“…Synchrotron radiation was used to study exposed Fe nanoclusters with controlled sizes in the size range 140–270 atoms (1.5–1.8 nm) deposited in situ from a gas…”
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Localized states at GaN surfaces, Schottky barriers, and quantum well interfaces by Brillson, L.J, Young, A.P, Levin, T.M, Jessen, G.H, Schäfer, J, Yang, Y, Xu, S.H, Cruguel, H, Lapeyre, G.J, Ponce, F.A, Naoi, Y, Tu, C, McKenzie, J.D, Abernathy, C.R

“…We have used low energy electron-excited nanoluminescence (LEEN) spectroscopy to probe the localized electronic states at GaN free surfaces, metal–GaN…”
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Electronic near-surface defect states of bare and metal covered n-GaN films observed by cathodoluminescence spectroscopy by Young, A. P., Schäfer, J., Brillson, L. J., Yang, Y., Xu, S. H., Cruguel, H., Lapeyre, G. J., Johnson, M. A. L., Schetzina, J. F.

“…Depth-dependent low energy cathodoluminescence spectroscopy (CLS) has been used to investigate the near-surface optical properties of n-type GaN epilayers…”
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Photoelectron diffraction evidence for a surface substitutional site of Sb in the Sb-induced smooth growth of Ag on Ag(111) by Cruguel, H., Lépine, B., Ababou, S., Solal, F., Jézéquel, G., Natoli, C. R., Belkhou, R.

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Photoemission spectromicroscopy studies on epitaxial lateral overgrowth GaN surfaces by Yang, Y., Mishra, S., Cerrina, F., Xu, S. H., Cruguel, H., Lapeyre, G. J., Schetzina, J. F.

“…Photoemission spectromicroscopy is employed to investigate the inhomogeneities of surface electronic structures of epitaxial lateral overgrowth GaN material…”
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