Surface analysis and bioreactions of F and Si containing a-C:H

R. Hauert, U. Müller, G. Francz, F. Birchler, A. Schroeder, J. Mayer, E. Wintermantel

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Abstract

Amorphous hydrogenated carbon films containing different amounts of fluorine and silicon have been deposited by plasma activated chemical vapor deposition in a stainless steel high vacuum system, using different mixtures of acetylene and either trifluoromethane or tetramethylsilane. Film composition and the different chemical states present have been characterized by X-ray photoelectron spectroscopy. Cell culture tests with fibroblasts revealed a good surface biocompatibility by means of morphological behavior, but no dependence on the Si or F content in the a-C:H films could be seen. All cells showed good spreading on the surface. Within 2 days confluent cell layers were observed.

Original languageEnglish
Pages (from-to)191-194
Number of pages4
JournalThin Solid Films
Volume308-309
Issue number1-4
DOIs
StatePublished - 31 Oct 1997
Externally publishedYes

Keywords

  • Amorphous carbon
  • Bioreaction
  • Si-a-C:H
  • XPS
  • a-C:H:F

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