Prediction of optimized composition for enhanced mechanical and electrochemical response of Zr-C-N-Ag coatings for medical devices

Prediction of optimized composition for enhanced mechanical and electrochemical response of Zr-C-N-Ag coatings for medical devices

•Silver deteriorates both mechanical and electrochemical response of Zr-C-Ag-N films.•The films contain high residual O when deposited at high Ag current and gas fluxes.•Ag target current, C2H2 and N2 fluxes increment degrade the mechanical properties.•C2H2/N2 fluxes=1 improves electrochemical perfo...

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Veröffentlicht in:Applied surface science 2014-11, Vol.320, p.570-580
Hauptverfasser: Calderon V., S., Oliveira, J.C., Evaristo, M., Cavaleiro, A., Carvalho, S.
Format: Artikel
Sprache:eng
Schlagworte:
Austenitic stainless steels
Biocompatibility
Coatings
Condensed matter: electronic structure, electrical, magnetic, and optical properties
Condensed matter: structure, mechanical and thermal properties
Corrosion resistance
Cross-disciplinary physics: materials science
rheology
Electrochemical analysis
Exact sciences and technology
Hardness
Heat resistant steels
Medical devices
Physics
Response surface methodology
Silver
Stainless steels
Zirconium
ZrCN
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Zusammenfassung:•Silver deteriorates both mechanical and electrochemical response of Zr-C-Ag-N films.•The films contain high residual O when deposited at high Ag current and gas fluxes.•Ag target current, C2H2 and N2 fluxes increment degrade the mechanical properties.•C2H2/N2 fluxes=1 improves electrochemical performance for a specific Ag current.•ZrC0.5N0.5+Ag (
ISSN:0169-4332
1873-5584
DOI:10.1016/j.apsusc.2014.08.201