Optical Characterization of Porous Sputtered Silver Thin Films
The optical properties of various porous silver films, grown with a commercial DC sputter coater, were investigated and compared for different plasma parameters. Effective Drude models were successfully used for those films whose spectra did not show particular resonance peaks. For the other films,...
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Format: | Article |
Language: | English |
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Wiley
2013-01-01
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Series: | Journal of Spectroscopy |
Online Access: | http://dx.doi.org/10.1155/2013/307824 |
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author | Olivier Carton Jaouad Ghaymouni Michaël Lejeune Andreas Zeinert |
author_facet | Olivier Carton Jaouad Ghaymouni Michaël Lejeune Andreas Zeinert |
author_sort | Olivier Carton |
collection | DOAJ |
description | The optical properties of various porous silver films, grown with a commercial DC sputter coater, were investigated and compared for different plasma parameters. Effective Drude models were successfully used for those films whose spectra did not show particular resonance peaks. For the other films, neither an effective Drude model nor effective medium models (Maxwell Garnett, Bruggeman, and Looyenga) can describe the optical properties. It turns out that a more general approach like the Bergman representation describes the optical data of these films accurately adopting porosity values consistent with physical measurements. |
format | Article |
id | doaj-art-7ddf7a7ccb9446a2abe172939c7f8fe8 |
institution | Kabale University |
issn | 2314-4920 2314-4939 |
language | English |
publishDate | 2013-01-01 |
publisher | Wiley |
record_format | Article |
series | Journal of Spectroscopy |
spelling | doaj-art-7ddf7a7ccb9446a2abe172939c7f8fe82025-02-03T01:07:50ZengWileyJournal of Spectroscopy2314-49202314-49392013-01-01201310.1155/2013/307824307824Optical Characterization of Porous Sputtered Silver Thin FilmsOlivier Carton0Jaouad Ghaymouni1Michaël Lejeune2Andreas Zeinert3Laboratoire de Physique de la Matière Condensée, Université de Picardie Jules Verne, 33 rue Saint Leu, 80039 Amiens Cedex 1, FranceLaboratoire de Physique de la Matière Condensée, Université de Picardie Jules Verne, 33 rue Saint Leu, 80039 Amiens Cedex 1, FranceLaboratoire de Physique de la Matière Condensée, Université de Picardie Jules Verne, 33 rue Saint Leu, 80039 Amiens Cedex 1, FranceLaboratoire de Physique de la Matière Condensée, Université de Picardie Jules Verne, 33 rue Saint Leu, 80039 Amiens Cedex 1, FranceThe optical properties of various porous silver films, grown with a commercial DC sputter coater, were investigated and compared for different plasma parameters. Effective Drude models were successfully used for those films whose spectra did not show particular resonance peaks. For the other films, neither an effective Drude model nor effective medium models (Maxwell Garnett, Bruggeman, and Looyenga) can describe the optical properties. It turns out that a more general approach like the Bergman representation describes the optical data of these films accurately adopting porosity values consistent with physical measurements.http://dx.doi.org/10.1155/2013/307824 |
spellingShingle | Olivier Carton Jaouad Ghaymouni Michaël Lejeune Andreas Zeinert Optical Characterization of Porous Sputtered Silver Thin Films Journal of Spectroscopy |
title | Optical Characterization of Porous Sputtered Silver Thin Films |
title_full | Optical Characterization of Porous Sputtered Silver Thin Films |
title_fullStr | Optical Characterization of Porous Sputtered Silver Thin Films |
title_full_unstemmed | Optical Characterization of Porous Sputtered Silver Thin Films |
title_short | Optical Characterization of Porous Sputtered Silver Thin Films |
title_sort | optical characterization of porous sputtered silver thin films |
url | http://dx.doi.org/10.1155/2013/307824 |
work_keys_str_mv | AT oliviercarton opticalcharacterizationofporoussputteredsilverthinfilms AT jaouadghaymouni opticalcharacterizationofporoussputteredsilverthinfilms AT michaellejeune opticalcharacterizationofporoussputteredsilverthinfilms AT andreaszeinert opticalcharacterizationofporoussputteredsilverthinfilms |