Rutherford backscattering spectrometry analysis of TiO2 thin films

F. Fernández-Lima, E. Vigil, I. Zumeta, F. L. Freire, R. Prioli, E. Pedrero

Research output: Contribution to journalConference articlepeer-review

6 Scopus citations

Abstract

TiO2 layers grown by microwave-activated chemical bath deposition (MW) and dip coating (DC), as well as by the combination of both techniques, were studied by Rutherford backscattering spectrometry (RBS), atomic force microscopy (AFM) and scanning electron microscopy (SEM). RBS analysis allows the determination of the stoichiometry and the thickness (in atoms/cm2) of the TiO2 layers. TiO2 layers grown by DC have higher growth rates on a TiO2 film obtained by MW compared to deposition directly onto an indium-tin oxide (ITO) substrate. TiO2 layers grown by MW on a film obtained by DC have higher growth rates when compared to layers deposited onto ITO substrates. In this case, AFM analysis shows that the surface is rough and RBS reveals the presence of holes in TiO2 films.

Original languageEnglish
Pages (from-to)155-160
Number of pages6
JournalMaterials Characterization
Volume50
Issue number2-3
DOIs
StatePublished - Mar 2003
Externally publishedYes
EventBrazilian Materials Research Society Symposia: Current Trends - Rio de Janeiro, Brazil
Duration: 7 Jul 200210 Jul 2002

Keywords

  • AFM
  • RBS
  • SEM
  • TiO film

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