Tobacco extracted from the discarded cigarettes as an inhibitor of copper and zinc corrosion in an ASTM standard D1141-98(2013) artificial seawater solution

Ambrish Singh*, Xia Dayu, Ekemini Ituen, Kashif Ansari, M. A. Quraishi, Savas Kaya, Yuanhua Lin

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

35 Scopus citations

Abstract

The ability of tobacco extracted from discarded cigarettes (NDC) to mitigate the corrosion of copper and zinc in artificial seawater was investigated using electrochemical, weight loss, and surface characterization methods. The PDP results revealed that NDC acts as a mixed type inhibitor with cathodic predominance. EIS measurements suggest that the increase in charge transfer resistance with increasing NDC concentration with maximum inhibition efficiency of 96.8% (copper) and 98.2% (zinc). Langmuir adsorption isotherm was found to be the best fit. ΔGads reveals the mixed nature of adsorption. EFMT suggest the lower current density in presence of NDC. SECM, SEM and AFM analysis reveals the NDC film formation. UV-vis spectroscopy suggest the inhibitor/metal complex formation.

Original languageEnglish
Pages (from-to)5161-5173
Number of pages13
JournalJournal of Materials Research and Technology
Volume9
Issue number3
DOIs
StatePublished - 2020

Bibliographical note

Publisher Copyright:
© 2020 The Authors. Published by Elsevier B.V. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

Keywords

  • Copper
  • Corrosion
  • EFMT
  • Seawater
  • Zinc

ASJC Scopus subject areas

  • Ceramics and Composites
  • Biomaterials
  • Surfaces, Coatings and Films
  • Metals and Alloys

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