Artículo
Growth regimes of porous gold thin films deposited by magnetron sputtering at oblique incidence: from compact to columnar microstructures
Autor/es | Álvarez Molina, Rafael
García-Martín, José Miguel Macías Montero, Manuel Jesús González García, Lola González, Juan Carlos Romero Gómez, Pablo Cotrino Bautista, José Rodríguez González-Elipe, Agustín |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 2013 |
Fecha de depósito | 2018-02-21 |
Publicado en |
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Resumen | Growth regimes of gold thin films deposited by magnetron sputtering at oblique angles and low temperatures are studied from both theoretical and experimental points of view. Thin films were deposited in a broad range of ... Growth regimes of gold thin films deposited by magnetron sputtering at oblique angles and low temperatures are studied from both theoretical and experimental points of view. Thin films were deposited in a broad range of experimental conditions by varying the substrate tilt angle and background pressure, and were analyzed by Field Emission Scanning Electron Microscopy (FESEM) and Grazing Incidence Small-Angle X-ray Scattering (GISAXS) techniques. Results indicate that the morphological features of the films strongly depend on the experimental conditions, but can be categorized within four generic microstructures, each of them defined by different bulk geometrical patterns and pore percolation depth and connectivity. With the help of a growth model, a microstructure phase diagram has been constructed where the main features of the films are depicted as a function of experimentally controllable quantities, finding a good agreement with the experimental results in all the studied cases. |
Identificador del proyecto | P09-CTS- 5189
TEP5283 P10-FQM-6900 S2009/MAT–1726 MAT2011-29194-C02-01 CSD2008-00023 MAT2008-06652 MAT2010-21228 MAT2010-18447 |
Cita | Álvarez Molina, R., García-Martín, J.M., Macías Montero, M.J., González García, L., González, J.C., Romero Gómez, P.,...,Rodríguez González-Elipe, A. (2013). Growth regimes of porous gold thin films deposited by magnetron sputtering at oblique incidence: from compact to columnar microstructures. Nanotechnology, 24 (4), 045604-. |
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Growth regimes of porous gold.pdf | 1.542Mb | [PDF] | Ver/ | |