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RBS, XRR and optical reflectivity measurements of Ti-TiO2 thin films deposited by magnetron sputtering

Drogowska, K. ; Tarnawski, Z. ; Brudnik, A. ; Kusior, E. ; Sokolowski, M. ; Zakrzewska, K. ; Reszka, A. ; Kim-Ngan, N.-T. H. ; Balogh, A. G. (2012)
RBS, XRR and optical reflectivity measurements of Ti-TiO2 thin films deposited by magnetron sputtering.
In: Materials Research Bulletin, 47 (2)
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

Single-, bi- and tri-layered films of Ti–TiO2 system were deposited by d.c. pulsed magnetron sputtering from metallic Ti target in an inert Ar or reactive Ar + O2 atmosphere. The nominal thickness of each layer was 50 nm. The chemical composition and its depth profile were determined by Rutherford backscattering spectroscopy (RBS). Crystallographic structure was analysed by means of X-ray diffraction (XRD) at glancing incidence. X-ray reflectometry (XRR) was used as a complementary method for the film thickness and density evaluation. Modelling of the optical reflectivity spectra of Ti–TiO2 thin films deposited onto Si(1 1 1) substrates provided an independent estimate of the layer thickness. The combined analysis of RBS, XRR and reflectivity spectra indicated the real thickness of each layer less than 50 nm with TiO2 film density slightly lower than the corresponding bulk value. Scanning Electron Microscopy (SEM) cross-sectional images revealed the columnar growth of TiO2 layers. Thickness estimated directly from SEM studies was found to be in a good agreement with the results of RBS, XRR and reflectivity spectra.

Typ des Eintrags: Artikel
Erschienen: 2012
Autor(en): Drogowska, K. ; Tarnawski, Z. ; Brudnik, A. ; Kusior, E. ; Sokolowski, M. ; Zakrzewska, K. ; Reszka, A. ; Kim-Ngan, N.-T. H. ; Balogh, A. G.
Art des Eintrags: Bibliographie
Titel: RBS, XRR and optical reflectivity measurements of Ti-TiO2 thin films deposited by magnetron sputtering
Sprache: Englisch
Publikationsjahr: Februar 2012
Verlag: Elsevier Science Publishing Company
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Materials Research Bulletin
Jahrgang/Volume einer Zeitschrift: 47
(Heft-)Nummer: 2
URL / URN: http://www.sciencedirect.com/science/article/pii/S0025540811...
Kurzbeschreibung (Abstract):

Single-, bi- and tri-layered films of Ti–TiO2 system were deposited by d.c. pulsed magnetron sputtering from metallic Ti target in an inert Ar or reactive Ar + O2 atmosphere. The nominal thickness of each layer was 50 nm. The chemical composition and its depth profile were determined by Rutherford backscattering spectroscopy (RBS). Crystallographic structure was analysed by means of X-ray diffraction (XRD) at glancing incidence. X-ray reflectometry (XRR) was used as a complementary method for the film thickness and density evaluation. Modelling of the optical reflectivity spectra of Ti–TiO2 thin films deposited onto Si(1 1 1) substrates provided an independent estimate of the layer thickness. The combined analysis of RBS, XRR and reflectivity spectra indicated the real thickness of each layer less than 50 nm with TiO2 film density slightly lower than the corresponding bulk value. Scanning Electron Microscopy (SEM) cross-sectional images revealed the columnar growth of TiO2 layers. Thickness estimated directly from SEM studies was found to be in a good agreement with the results of RBS, XRR and reflectivity spectra.

Freie Schlagworte: A. Multilayers, B. Sputtering, C. X-ray diffraction, D. Crystal structure, Optical properties
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Materialanalytik
Hinterlegungsdatum: 19 Jan 2012 13:12
Letzte Änderung: 12 Dez 2018 15:35
PPN:
Sponsoren: The authors highly acknowledge the financial support by Foundation for Polish Science MPD Programme co-financed by the EU European Regional Development Fund, project NN 515 080637 for science in 2009–2012,, the DAAD project D/08/07729, the MNiSW project Nr 651/N-DAAD/2010/0. It was partially supported by the Polish Ministry of Science and Higher Education and its grants for Scientific Research.
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