Search Results - "Mottet, C"

Size and shape effects on the order-disorder phase transition in CoPt nanoparticles by Alloyeau, D, Ricolleau, C, Mottet, C, Oikawa, T, Langlois, C, Le Bouar, Y, Braidy, N, Loiseau, A

“…Chemically ordered bimetallic nanoparticles are promising candidates for magnetic-storage applications. However, the use of sub-10 nm nanomagnets requires…”
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Reversed size-dependent stabilization of ordered nanophases by Pirart, J., Front, A., Rapetti, D., Andreazza-Vignolle, C., Andreazza, P., Mottet, C., Ferrando, R.

“…The size increase of a nanoscale material is commonly associated with the increased stability of its ordered phases. Here we give a counterexample to this…”
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Growth of three-shell onionlike bimetallic nanoparticles by Baletto, F, Mottet, C, Ferrando, R

“…We show by molecular dynamics simulations on three systems (B/A=Pd/Ag, Cu/Ag, and Ni/Ag) that three-shell metallic nanoparticles made by a core of a metal A,…”
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Freezing and Melting of Silver Nanoparticles on Silica Substrate Using a Simple Interatomic Potential for Ag–SiO2 Interaction on the Basis of ab Initio Calculations and Experimental Data by Ngandjong, A. C, Mottet, C, Puibasset, J

“…We have devised a Ag–SiO2 potential for Monte Carlo and molecular dynamics studies of systems comprising silver nanoparticles in contact with silica surfaces…”
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Single impurity effect on the melting of nanoclusters by MOTTET, C, ROSSI, G, BALETTO, F, FERRANDO, R

“…We show by molecular dynamics simulations that the melting temperature of clusters can be tuned by selective doping. In fact, a single Ni or Cu impurity in Ag…”
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Effect of Alloying on the Optical Properties of Ag–Au Nanoparticles by López Lozano, Xóchitl, Mottet, C, Weissker, H.-Ch

“…The optical response of Au–Ag bimetallic nanoalloys has been studied using pseudopotential time-dependent density-functional theory calculations. The…”
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Magic polyicosahedral core-shell clusters by ROSSI, G, RAPALLO, A, MOTTET, C, FORTUNELLI, A, BALETTO, F, FERRANDO, R

“…A new family of magic cluster structures is found by genetic global optimization, whose results are confirmed by density functional calculations. These…”
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The gap between scientific evidence and clinical practice: 5‐aminosalicylates are frequently used for the treatment of Crohn's disease by Schoepfer, A. M., Bortolotti, M., Pittet, V., Mottet, C., Gonvers, J.‐J., Reich, O., Fournier, N., Vader, J.‐P., Burnand, B., Michetti, P., Froehlich, F.

“…Summary Background There is uncertain evidence of effectiveness of 5‐aminosalicylates (5‐ASA) to induce and maintain response and remission of active Crohn's…”
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Influence of the Silica Support on the Structure and the Morphology of Silver Nanoparticles: A Molecular Simulation Study by Ngandjong, A. C, Mottet, C, Puibasset, J

“…We investigate the effect of the support on the structure and morphology of deposited metallic nanoparticles via molecular simulations at zero temperature. We…”
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Topical therapy is underused in patients with ulcerative colitis by Seibold, F., Fournier, N., Beglinger, C., Mottet, C., Pittet, V., Rogler, G.

“…The availability of new topical preparations for the treatment of left sided ulcerative colitis offers a therapy optimization for many patients. Rectal…”
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Cohort Profile: The Swiss Inflammatory Bowel Disease Cohort Study (SIBDCS) by Pittet, Valérie, Juillerat, Pascal, Mottet, Christian, Felley, Christian, Ballabeni, Pierluigi, Burnand, Bernard, Michetti, Pierre, Vader, John-Paul

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Reentrant morphology transition in the growth of free silver nanoclusters by Baletto, F, Mottet, C, Ferrando, R

“…The growth of free silver nanoclusters is studied by molecular dynamics simulations, from a small seed up to sizes N approximately 150. It is shown that the…”
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Surface segregation trends in transition metal alloys by Los, J. H., Mottet, C., Tréglia, G.

“…In this work, we revisit the problem of predicting the surface segregation trends in binary transition metal alloys from the knowledge of the basic features of…”
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Growth and energetic stability of AgNi core–shell clusters by Baletto, F., Mottet, C., Rapallo, A., Rossi, G., Ferrando, R.

“…The growth of AgNi clusters is studied by means of Molecular Dynamics simulations at sizes between 200 and 300 atoms. It is found that core–shell structure…”
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Self-organized growth of nanoparticles on a surface patterned by a buried dislocation network by LEROY, F, RENAUD, G, LETOUBLON, A, LAZZARI, R, MOTTET, C, GONIAKOWSKI, J

“…The self-organized growth of Co nanoparticles is achieved at room temperature on an inhomogenously strained Ag(001) surface arising from an underlying square…”
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Controlling structure and morphology of CoPt nanoparticles through dynamical or static coalescence effects by Penuelas, J, Andreazza, P, Andreazza-Vignolle, C, Tolentino, H C N, De Santis, M, Mottet, C

“…The structure and morphology of 1 to 3 nm size CoPt nanoparticles have been investigated in situ and in real time under different conditions: growth at 500…”
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Molecular dynamics simulations of surface diffusion and growth on silver and gold clusters by Baletto, F., Mottet, C., Ferrando, R.

“…We report a systematic study of the diffusion of single adatoms and of the growth of fcc silver and gold clusters (Wulff polyhedra) by molecular dynamics…”
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Palladium nano-clusters on the MgO(1 0 0) surface: substrate-induced characteristics of morphology and atomic structure by Goniakowski, Jacek, Mottet, Christine

“…As a model catalyst, late transition and noble metal nano-clusters supported on MgO(1 0 0) have been the subject of numerous detailed experimental studies…”
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Global Optimization Study of Small (10 ≤ N ≤ 120) Pd Clusters Supported on MgO(100) by Rossi, G, Mottet, C, Nita, F, Ferrando, R

“…Experimental evidence suggests that Pd clusters on MgO, known to be good reaction catalysts, have face centered cubic (fcc) epitaxial structures. The structure…”
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Melting and freezing of Pd nanoclusters: effect of the MgO(1 0 0) substrate by Mottet, C., Goniakowski, J.

“…Melting and freezing of supported Pd nanoclusters on MgO(1 0 0) substrate are investigated using Molecular Dynamics with semi-empirical potentials for…”
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