Novel fabrication of a hierarchical structured surface with improved corrosion inhibition by using hydrothermal synthesis and ultraprecision machining

Yexiang Fu, Zejia Zhao, Waisze Yip, Suet To

Research output: Journal article publicationJournal articleAcademic researchpeer-review

7 Citations (Scopus)

Abstract

Hydrophobic surfaces are effective on corrosion resistance as the contact with corrosive medium is reduced. In this study, a novel route integrating hydrothermal synthesis with ultraprecision machining (UPM) is reported to prepare a hierarchical cuprous oxide-stearic acid (Cu2O-STA) copper surface. Electrochemical methods were utilized to characterize the corrosion resistance performance. The results indicated that Cu2O-STA surfaces showed good corrosion resistance properties. The enhancement on the properties achieved via introducing UPM fabricated microgrooves was also revealed, by comparing the electrochemical behaviors of Cu2O-STA modified flat samples with the hierarchical surfaces based on Cu2O-STA modified microgrooves.

Original languageEnglish
Article number125432
JournalSurface and Coatings Technology
Volume385
DOIs
Publication statusPublished - 15 Mar 2020

Keywords

  • Corrosion resistance
  • Electrochemical characterization
  • Hierarchical structures
  • Ultraprecision machining

ASJC Scopus subject areas

  • General Chemistry
  • Condensed Matter Physics
  • Surfaces and Interfaces
  • Surfaces, Coatings and Films
  • Materials Chemistry

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