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Related Experiment Video

Updated: May 21, 2026

Fabrication of Superhydrophobic Metal Surfaces for Anti-Icing Applications
11:20

Fabrication of Superhydrophobic Metal Surfaces for Anti-Icing Applications

Published on: August 15, 2018

A combined etching process toward robust superhydrophobic SiC surfaces.

Yan Liu1, Wei Lin, Ziyin Lin

  • 1School of Materials Science and Engineering, Georgia Institute of Technology, 771 Ferst Drive, Atlanta, GA 30332-0245, USA.

Nanotechnology
|June 2, 2012
PubMed
Summary

Researchers created robust, superhydrophobic porous silicon carbide (SiC) surfaces. These advanced materials exhibit excellent stability in harsh conditions, paving the way for novel applications.

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Area of Science:

  • Materials Science
  • Surface Chemistry

Background:

  • Porous silicon carbide (SiC) is a promising material for various applications.
  • Achieving stable superhydrophobic surfaces on SiC is challenging due to surface energy and roughness issues.

Purpose of the Study:

  • To fabricate large-scale porous SiC with enhanced superhydrophobicity.
  • To investigate the stability and properties of the superhydrophobic SiC surface.
  • To explore potential applications of the developed material.

Main Methods:

  • Fabrication of porous SiC using a combination of Pt-assisted etching and reactive ion etching.
  • Surface functionalization with perfluorooctyl trichlorosilane to impart superhydrophobicity.
  • Evaluation of surface properties including contact angle, hysteresis, and stability under various environmental conditions (humidity, temperature, pH).

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Rendering SiO2/Si Surfaces Omniphobic by Carving Gas-Entrapping Microtextures Comprising Reentrant and Doubly Reentrant Cavities or Pillars
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Rendering SiO2/Si Surfaces Omniphobic by Carving Gas-Entrapping Microtextures Comprising Reentrant and Doubly Reentrant Cavities or Pillars

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Selective Area Modification of Silicon Surface Wettability by Pulsed UV Laser Irradiation in Liquid Environment
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Selective Area Modification of Silicon Surface Wettability by Pulsed UV Laser Irradiation in Liquid Environment

Published on: November 9, 2015

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Last Updated: May 21, 2026

Fabrication of Superhydrophobic Metal Surfaces for Anti-Icing Applications
11:20

Fabrication of Superhydrophobic Metal Surfaces for Anti-Icing Applications

Published on: August 15, 2018

Rendering SiO2/Si Surfaces Omniphobic by Carving Gas-Entrapping Microtextures Comprising Reentrant and Doubly Reentrant Cavities or Pillars
08:02

Rendering SiO2/Si Surfaces Omniphobic by Carving Gas-Entrapping Microtextures Comprising Reentrant and Doubly Reentrant Cavities or Pillars

Published on: February 11, 2020

Selective Area Modification of Silicon Surface Wettability by Pulsed UV Laser Irradiation in Liquid Environment
08:48

Selective Area Modification of Silicon Surface Wettability by Pulsed UV Laser Irradiation in Liquid Environment

Published on: November 9, 2015

Main Results:

  • The combined etching method significantly increased surface roughness.
  • Functionalization resulted in a superhydrophobic SiC surface with a contact angle of 169.2° and low hysteresis (2.4°).
  • The superhydrophobic surface demonstrated excellent long-term stability in high humidity and temperature, as well as in acidic and basic solutions.
  • Enhanced photoluminescence intensity was observed in the superhydrophobic porous SiC samples.

Conclusions:

  • Robust and stable superhydrophobic porous SiC surfaces were successfully fabricated.
  • The developed surfaces exhibit remarkable stability across a range of environmental conditions.
  • These superhydrophobic SiC surfaces hold significant potential for applications in microfluidic devices, thermal ground planes, and biosensors.