Self-cleaning and superhydrophobic CuO coating by jet-nebulizer spray pyrolysis technique

  • Sanjay S. Latthe
  • , P. Sudhagar*
  • , C. Ravidhas
  • , A. Jennifer Christy
  • , D. David Kirubakaran
  • , R. Venkatesh
  • , Anitha Devadoss
  • , C. Terashima
  • , K. Nakata
  • , Akira Fujishima
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

74 Citations (Scopus)

Abstract

We demonstrate for the first time the fabrication of a superhydrophobic CuO coating with excellent self-cleaning ability by a custom-made jet nebulizer spray pyrolysis technique. A stable Cassie-Baxter superhydrophobic wetting state (water contact angle, ∼154°) was maintained even after high speed water jet impact on a monoclinic CuO crystallite coating, which realizes the robust feature of coating. The mist-type aerosol distribution from the nebulizer controls the resultant morphology of the CuO film, thereby tuning the superhydrophobic properties. The low-cost (∼$1) portable pocket-sized nebulizer affords reliable CuO superhydrophobic coatings on a wide range of desired host surfaces. This journal is

Original languageEnglish
Pages (from-to)2624-2628
Number of pages5
JournalCrystEngComm
Volume17
Issue number13
DOIs
Publication statusPublished - 7 Apr 2015

ASJC Scopus subject areas

  • General Chemistry
  • General Materials Science
  • Condensed Matter Physics

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