Super-hydrophobic 3D SnO(2) flowers with nanoporous petals were produced from the 3D Sn nanoflowers using a controlled shape-preserving thermal oxidation process.
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http://dx.doi.org/10.1039/b407313d | DOI Listing |
Materials (Basel)
November 2022
Federal Scientific Research Centre "Crystallography and Photonics" of Russian Academy of Sciences, Shubnikov Institute of Crystallography, Moscow 119333, Russia.
The paper shows, for the first time, the prospects of treatment with a quasi-equilibrium low-temperature nitrogen plasma in an open atmosphere for the formation of super-hard, super-hydrophobic TiN/TiO composite coatings with pronounced Raman-enhancement properties. X-ray diffractometry (XRD), scanning electron microscopy (SEM), atomic force microscopy (AFM), and Raman spectroscopy, as well as the analysis of hardness and moisture-resistance properties, are used as analytical research methods. During plasma treatment of titanium films on sapphire with a mass average temperature of 4-6 kK, an X-ray amorphous hydrophilic titanium oxide film with a low nitrogen content is formed.
View Article and Find Full Text PDFRSC Adv
November 2021
College of Material Science and Art Design, Inner Mongolia Agriculture University China
Cellulose has shown encouraging properties in many applications, such as energy storage, optical instrument and catalysis. In particular, cellulose films have shown potential applications in flexible transparent devices and are expected to replace indium-tin oxide (ITO). However, cellulose is highly hydrophilic and electrically insulating, which limits its scope of application.
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April 2018
Dept. of Materials Science and Engineering & Dept. of Energy Systems Research, Ajou University Suwon 16499 Korea +82(0)31-219-1613 +82(0)31-219-1680.
Herein, we fabricated a super-hydrophobic SERS substrate using Sn-doped indium oxide (Indium-tin-oxide: ITO) nano-branches as a template. ITO nano-branches with tens of nanometer diameter are first fabricated through the vapor-liquid-solid (VLS) growth to provide roughness of the substrate. 10 nm thickness of Ag thin film was deposited and then treated with the post-annealing process to create numerous air-pockets in the Ag film, forming a hierarchical Ag nanostructures.
View Article and Find Full Text PDFWe have developed a surface texturing process for pyramidal surface features along with an indium tin oxide (ITO) coating process to fabricate super-hydrophilic conductive surfaces. The contact angle of a water droplet was less than 5 degrees, which means that an extremely high wettability is achievable on super-hydrophilic surfaces. We have also fabricated a super-hydrophobic conductive surface using an additional coating of polytetrafluoroethylene (PTFE) on the ITO layer coated on the textured Si surface; the ITO and PTFE films were deposited by using a conventional sputtering method.
View Article and Find Full Text PDFJ Colloid Interface Sci
November 2011
Thin Film and Nanomaterials Laboratory, Department of Physics, Bharathiar University, Coimbatore 641 046, India.
A simple and cost-effective successive ionic layer adsorption and reaction (SILAR) method was adopted to fabricate hydrophobic ZnO nanostructured surfaces on transparent indium-tin oxide (ITO), glass and polyethylene terephthalate (PET) substrates. ZnO films deposited on different substrates show hierarchical structures like spindle, flower and spherical shape with diameters ranging from 30 to 300 nm. The photo-induced switching behaviors of ZnO film surfaces between hydrophobic and hydrophilic states were examined by water contact angle and X-ray photoelectron spectroscopy (XPS) analysis.
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