Simple reflow technique for fabrication of a microlens array in solgel glass

M He, XC Yuan, NQ Ngo, J Bu, V Kudryashov - Optics letters, 2003 - opg.optica.org
A simple reflow method for fabrication of refractive microlens arrays in inorganic–organic
SiO_2–ZrO_2 solgel glass is presented. To our knowledge, this is the first report that …

Versatile Zirconium Oxide (ZrO2) Sol-Gel Development for the Micro-Structuring of Various Substrates (Nature and Shape) by Optical and Nano-Imprint Lithography

N Crespo-Monteiro, A Valour, V Vallejo-Otero… - Materials, 2022 - mdpi.com
Zirconium oxide (ZrO2) is a well-studied and promising material due to its remarkable
chemical and physical properties. It is used, for example, in coatings for corrosion protection …

Cost-effective fabrication of microlenses on hybrid sol-gel glass with a high-energy beam–sensitive gray-scale mask

XC Yuan, WX Yu, NQ Ngo, WC Cheong - Optics express, 2002 - opg.optica.org
A negative-tone inorganic? organic hybrid SiO_2: TiO_2 glass is investigated for fabrication
of refractive microlenses. This sol-gel material enjoys an advantage over materials used in …

Hard X-rays and soft-matter: processing of sol–gel films from a top down route

P Innocenzi, L Malfatti, B Marmiroli… - Journal of sol-gel science …, 2014 - Springer
A current trend of applied research in the field of nanomaterials is the integration of bottom
up and top down fabrication methods. Sol–gel chemistry is widely applied to obtain different …

Densification of sol–gel silica thin films induced by hard X-rays generated by synchrotron radiation

P Innocenzi, L Malfatti, T Kidchob… - Journal of …, 2011 - journals.iucr.org
In this article the effects induced by exposure of sol–gel thin films to hard X-rays have been
studied. Thin films of silica and hybrid organic–inorganic silica have been prepared via dip …

Fine patterning of hybrid titania films by ultraviolet irradiation

H Segawa, S Adachi, Y Arai… - Journal of the American …, 2003 - Wiley Online Library
Photosensitive hybrid titania films have been prepared from titanium butoxide modified with
β‐diketone and methacrylic acid. When this film is exposed to UV light, the β‐diketonato …

Single-step fabrication of diffraction gratings on hybrid sol–gel glass using holographic interference lithography

HJ Jiang, XC Yuan, Y Zhou, YC Chan, YL Lam - Optics communications, 2000 - Elsevier
Single-step fabrication of diffractive surface relief gratings on an ultraviolet (UV) sensitive
hybrid sol–gel glass is presented. The gratings are imprinted on the negative-tone sol–gel …

Low-cost and efficient coupling technique using reflowed sol-gel microlens

M He, XC Yuan, NQ Ngo, J Bu, SH Tao - Optics express, 2003 - opg.optica.org
In this paper, we present a novel reflow technique for the fabrication of an elliptical microlens
array in sol-gel glass. The fabricated refractive microlens array has a very smooth surface …

Direct ArF laser photopatterning of metal oxide nanostructures prepared by the sol–gel route

H Ridaoui, F Wieder, A Ponche, O Soppera - Nanotechnology, 2010 - iopscience.iop.org
We developed specific negative tone resists suitable for preparing periodic inorganic
nanostructures by ArF photolithography. This approach is based on the sol–gel chemistry of …

High sensitive SiO2/TiO2 hybrid sol-gel material for fabrication of 3 dimensional continuous surface relief diffractive optical elements by electron-beam lithography

WC Cheong, XC Yuan, V Koudriachov, WX Yu - Optics Express, 2002 - opg.optica.org
A negative-tone sensitive SiO2/TiO2 organic-inorganic hybrid sol-gel material was
synthesized and characterized for fabrication of multilevel micro-optical elements by direct …