Search Results - "de Santis, Maurizio"

Robust perpendicular exchange coupling in an ultrathin CoO/PtFe double layer: Strain and spin orientation by Lamirand, Anne D., Soares, Márcio M., Ramos, Aline Y., Tolentino, Hélio C. N., De Santis, Maurizio, Cezar, Julio C., de Siervo, Abner, Jamet, Matthieu

“…We report on the exchange coupling and magnetic properties of a strained ultrathin CoO/PtFe double layer with perpendicular magnetic anisotropy. The cobalt…”
Get full text

Birefringence and polarization rotation in resonant x-ray diffraction by Joly, Yves, Collins, S. P., Grenier, Stéphane, Tolentino, Helio C. N., De Santis, Maurizio

“…Birefringence can contribute to x-ray resonant Bragg diffraction and likely explains recent novel data collected on CuO. We prove these statements using ab…”
Get full text

Simulation of Surface Resonant X‑ray Diffraction by Joly, Yves, Abisset, Antoine, Bailly, Aude, De Santis, Maurizio, Fettar, Farid, Grenier, Stéphane, Mannix, Danny, Ramos, Aline Y, Saint-Lager, Marie-Claire, Soldo-Olivier, Yvonne, Tonnerre, Jean-Marc, Guda, Sergey A, Gründer, Yvonne

“…We present an ab initio numerical tool to simulate surface resonant X-ray diffraction experiments. The crystal truncation rods and the spectra around a given…”
Get full text

Crystal truncation rod diffraction study of the α-Al2O3 (1102) surface by TRAINOR, Thomas P, ENG, Peter J, BROWN, Gordon E, ROBINSON, Ian K, DE SANTIS, Maurizio

Get full text

Chlorine chemisorption on Cu(0 0 1) by surface X-ray diffraction: Geometry and substrate relaxation by Tolentino, Hélio C.N., De Santis, Maurizio, Gauthier, Yves, Langlais, Veronique

“…We report on the precise location of Cl atoms chemisorbed on a Cu(0 0 1) surface and the interlayer relaxations of the metal surface. Previous studies have…”
Get full text

Probing nanoscale structural and order/disorder phase transitions of supported Co-Pt clusters under annealing by Andreazza, Pascal, Mottet, Christine, Andreazza-Vignolle, Caroline, Penuelas, Jose, Tolentino, Helio C. N., De Santis, Maurizio, Felici, Roberto, Bouet, Nathalie

Get full text

X-ray diffraction study of epitaxial CuO nanostructures obtained through post-deposition annealing of Cu on SrTiO3(001) by De Santis, Maurizio, Langlais, Veronique, Martinelli, Lucio, Mocellin, Tom, Pairis, Sébastien, Torrelles, Xavier

“…•Epitaxial growth of cupric oxide nanostructures on strontium titanate.•Structure solved by x-ray diffraction using synchrotron radiation.•CuO [010]…”
Get full text

Orbital moment anisotropy in ultrathin FePt layers by Soares, Márcio M., Lamirand, Anne D., Ramos, Aline Y., De Santis, Maurizio, Tolentino, Hélio C. N.

“…The anisotropy of the Fe orbital moment is investigated in epitaxial ultrathin (< 2 nm) FePt layers by angular dependent x-ray magnetic circular dichroism…”
Get full text

Regular Arrays of Pt Clusters on Alumina: A New Superstructure on Al2O3/Ni3Al(111) by Sitja, Georges, Bailly, Aude, De Santis, Maurizio, Heresanu, Vasile, Henry, Claude R

“…Alumina ultrathin films obtained by high-temperature oxidation of a Ni3Al­(111) surface are a good template to grow regular arrays of metal clusters. Up to…”
Get full text

Heteroepitaxial growth of anatase (001) films on SrTiO3 (001) by PLD and MBE by Crespo, A., Gallenberger, J., De Santis, M., Langlais, V., Carla, F., Caicedo, J.M., Rius, J., Torrelles, X.

“…Evolution of c-lat strain (blue), cell volume (black) and island size (red) with T. c-lat evolves from compressive to tensile strain with T (black arrow down…”
Get full text

Unraveling the Charge Distribution at the Metal-Electrolyte Interface Coupling in Situ Surface Resonant X‑Ray Diffraction with Ab Initio Calculations by Soldo-Olivier, Yvonne, Sibert, Eric, De Santis, Maurizio, Joly, Yves, Gründer, Yvonne

“…The comprehension of the mechanisms underlying the charge distribution at the electrochemical interface is a fundamental step in sight of the performance of…”
Get full text

Regular Arrays of Pt Clusters on Alumina: A New Superstructure on Al 2 O 3 /Ni 3 Al(111) by Sitja, Georges, Bailly, Aude, De Santis, Maurizio, Heresanu, Vasile, Henry, Claude R.

“…Alumina ultrathin films obtained by high temperature oxidation of a Ni3Al (111) surface are a good template to grow regular arrays of metal clusters. Up to now…”
Get full text

Mechanisms of the initial steps in the Pd electro-deposition onto Au(111) by Sibert, Eric, Wang, Liang, De Santis, Maurizio, Soldo-Olivier, Yvonne

“…The growth of the first Pd layers electrochemically deposited in a chloride containing solution onto Au(111) has been investigated by cyclic voltammetry,…”
Get full text

Influence of Palladium on the Ordering, Final Size, and Composition of Pd–Au Nanoparticle Arrays by Bailly, Aude, Sitja, Georges, Saint-Lager, Marie-Claire, Le Moal, Séverine, Leroy, Frédéric, De Santis, Maurizio, Henry, Claude R, Robach, Odile

“…Nanostructured substrates exhibiting a regular two-dimensional network of defects represent ideal systems for growing ordered nanoparticle arrays with a narrow…”
Get full text

Highly ordered Pd, Fe, and Co clusters on alumina on Ni3Al(111) by Buchsbaum, Andreas, de Santis, Maurizio, Tolentino, Hélio, Schmid, Michael, Varga, Peter

“…Template-mediated growth of metals has attracted much interest due to the remarkable magnetic and catalytic properties of clusters in the nanometer range and…”
Get full text

H electro-insertion into Pd/Pt(1 1 1) nanofilms: an original method forisotherm measurement coupled to in situ surface X-ray diffractionstructural study by Soldo-Olivier, Yvonne, Sibert, Eric, Previdello, B., Lafouresse, M.C., Maillard, Frederic, de Santis, Maurizio

“…In order to get a thorough comprehension of the mechanisms governing hydrogen insertion into nano-metric metallic films, we have studied ultra-thin Pd/Pt(111)…”
Get full text

Element-specific quantitative determination of the local atomic order in CoPt alloy nanoparticles: Experiment and theory by Blanc, N., Díaz-Sánchez, L. E., Ramos, A. Y., Tournus, F., Tolentino, H. C. N., De Santis, M., Proux, O., Tamion, A., Tuaillon-Combes, J., Bardotti, L., Boisron, O., Pastor, G. M., Dupuis, V.

“…An annealing-driven transition from a chemically disordered A1-like structure to a chemically ordered L1 sub(0)-like phase has been revealed for size-selected…”
Get full text

Epitaxial growth and structure of cobalt ferrite thin films with large inversion parameter on Ag(001) by De Santis, Maurizio, Bailly, Aude, Coates, Ian, Grenier, Stéphane, Heckmann, Olivier, Hricovini, Karol, Joly, Yves, Langlais, Véronique, Ramos, Aline Y., Richter, Christine, Torrelles, Xavier, Garaudée, Stéphanie, Geaymond, Olivier, Ulrich, Olivier

“…Cobalt ferrite ultrathin films with the inverse spinel structure are among the best candidates for spin filtering at room temperature. High‐quality epitaxial…”
Get full text

Growth and properties of CoO/Fe perpendicular exchange coupled ultra-thin films by Lamirand, A.D., Grenier, S., Ramos, A.Y., De Santis, M., Bailly, A., Mossang, E., Tonnerre, J.M., Testemale, D., Tolentino, H.C.N., Jaouen, N., Soares, M.M., Jamet, M., Proux, O.

“…•Exchange coupling controls perpendicular magnetic anisotropy in a CoO/Fe bilayer.•In situ and ex-situ X-ray scattering techniques determine structural…”
Get full text

Nanoscale Patterning by C60 Ordering on Pt(110) by Torrelles, Xavier, Langlais, Veronique, De Santis, Maurizio, Tolentino, Helio C. N, Gauthier, Yves

“…Grazing incidence X-ray diffraction was used to determine the structure of one monolayer of C60 on Pt(110)-(1×2) surface. The data reveal that a c(4×4)…”
Get full text