Towards novel long-lasting S-phase based anti-bacterial coatings

Dennis Formosa, Xiaoying Li, Hanshan Dong

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

Hospital Acquired Infections (HAIs) are a well-known nuisance to the society due to the patient morbidity and death. They cause avoidable expenses and strain on the health care systems of nations around the world. It is hypothesised that anti-bacterial coatings can mitigate such problems. This research is aimed to produce optimized austenitic stainless steel S-phase (or expanded austenite) coating microstructure and combine it with active anti-bacterial elements Ag and Cu by means of PVD techniques. It has been found that it is possible to produce tough and dense corrosion resistance S-phase coatings with high adhesion to substrates. Co-deposition of Ag/Cu with S-phase, brought about significant anti-bacterial efficacy which functionalised S-phase coatings for the first time. This was achieved while preserving the advantageous properties of the S-phase microstructure.

Original languageEnglish
Title of host publicationEuropean Conference on Heat Treatment 2015 and 22nd IFHTSE Congress - Heat Treatment and Surface Engineering from Tradition to Innovation
PublisherAssociazione Italiana di Metallurgia
ISBN (Electronic)9788898990030
Publication statusPublished - 1 Jan 2015
EventEuropean Conference on Heat Treatment 2015 and 22nd Heat Treatment and Surface Engineering from Tradition to Innovation Congress, IFHTSE 2015 - Venice, Italy
Duration: 20 May 201522 May 2015

Publication series

NameEuropean Conference on Heat Treatment 2015 and 22nd IFHTSE Congress - Heat Treatment and Surface Engineering from Tradition to Innovation

Conference

ConferenceEuropean Conference on Heat Treatment 2015 and 22nd Heat Treatment and Surface Engineering from Tradition to Innovation Congress, IFHTSE 2015
Country/TerritoryItaly
CityVenice
Period20/05/1522/05/15

Keywords

  • Anti-bacterial
  • Magnetron sputtering
  • Monolayer
  • Multilayer
  • PVD
  • S-phase coating
  • Silver/copper doped S-phase coating

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Fluid Flow and Transfer Processes
  • General Materials Science

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