Paper
15 January 2007 Optical characterization of anti reflective sol-gel coatings fabricated using dip coating method
A. Melninkaitis, K. Juškevičius, M. Maciulevičius, V. Sirutkaitis, A. Beganskienė, I. Kazadojev, A. Kareiva, D. Perednis
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Abstract
In recent years, there has been a growing interest in further development of sol-gel method which can produce ceramics and glasses using chemical precursors at relative low-temperatures. The applications for sol-gel derived products are numerous. Department of General and Inorganic Chemistry with Laser Research Center of Vilnius University and Institute of Physics continues an ongoing research effort on the synthesis, deposition and characterization of porous solgel. Our target is highly optically resistant anti-reflective (AR) coatings for general optics and nonlinear optical crystals. In order to produce AR coatings a silica (SiO2) sol-gel has been dip coated on the set of fused silica substrates. The optical properties and structure of AR-coatings deposited from hydrolysed tetraethylorthosilicate (TEOS) sol were characterized in detail in this study. The influence of different parameters on the formation of colloidal silica antireflective coatings by dip-coating technique has been investigated. All samples were characterized performing, transmission electron microscopy, UV-visible spectroscopy, atomic force microscopy, ellipsometric, total scattering and laser-induced damage threshold measurements. Herewith we present our recent results on synthesis of sol-gel solvents, coating fabrication and characterization of their optical properties.
© (2007) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
A. Melninkaitis, K. Juškevičius, M. Maciulevičius, V. Sirutkaitis, A. Beganskienė, I. Kazadojev, A. Kareiva, and D. Perednis "Optical characterization of anti reflective sol-gel coatings fabricated using dip coating method", Proc. SPIE 6403, Laser-Induced Damage in Optical Materials: 2006, 64031C (15 January 2007); https://doi.org/10.1117/12.696270
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Cited by 3 scholarly publications.
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KEYWORDS
Silica

Sol-gels

Optical coatings

Antireflective coatings

Glasses

Refractive index

Reflectivity

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