Nanomaterials (Nov 2019)

Antireflection Enhancement by Composite Nanoporous Zeolite 3A–Carbon Thin Film

  • Maksym Stetsenko,
  • Salvatore A. Pullano,
  • Tetiana Margitych,
  • Lidia Maksimenko,
  • Ali Hassan,
  • Serhii Kryvyi,
  • Rui Hu,
  • Chun Huang,
  • Roman Ziniuk,
  • Sergii Golovynskyi,
  • Ivan Babichuk,
  • Βaikui Li,
  • Junle Qu,
  • Antonino S. Fiorillo

DOI
https://doi.org/10.3390/nano9111641
Journal volume & issue
Vol. 9, no. 11
p. 1641

Abstract

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A straightforward and effective spin-coating technique at 120 °C was investigated for the deposition of a thin nanoporous layer with antireflection properties onto glass and indium tin oxide (ITO) coated glass. A mixture of zeolite 3A powder and high iodine value vegetable oil was deposited, creating a carbonic paste with embedded nanoporous grains. Experimental results evidenced excellent broadband antireflection over the visible-near-infrared wavelength range (450−850 nm), with a diffuse reflectance value of 1.67% and 1.79%. Structural and optical characteristics stabilized over time. The results are promising for the accessible and cost-effective fabrication of an antireflective surface for optoelectronic devices.

Keywords