Optical properties of germania and titania at 1064 nm and at 1550 nm

D Diksha, A Amato, V Spagnuolo… - … and Quantum Gravity, 2024 - iopscience.iop.org
One of the main noise sources in current gravitational-wave detectors is the thermal noise of
the high-reflectivity coatings on the main interferometer optics. Coating thermal noise is …

[HTML][HTML] Controlling the optical properties of hafnium dioxide thin films deposited with electron cyclotron resonance ion beam deposition

C Gier, MB Yaala, C Wiseman, S MacFoy, M Chicoine… - Thin Solid Films, 2023 - Elsevier
The effects of reactive and sputtering oxygen partial pressure on the structure, stoichiometry
and optical properties of hafnium oxide (HfO 2) thin films have been systematically …

[HTML][HTML] Low-Cost Optical Filters Based on SiOxCy:H and Ag Thin Films Fabricated by Plasma Enhanced Chemical Vapor Deposition and Sputtering

A Kotbi, M Lejeune, P Barroy, I Hamdi Alaoui… - Photonics, 2024 - mdpi.com
Hexamethyldisiloxane (HMDSO) is an organosilicon compound with a modifiable bandgap,
depending on the deposition conditions. This material has many unique properties due to its …

Influence of deposition parameters on the optical absorption of amorphous silicon thin films

L Terkowski, IW Martin, D Axmann, M Behrendsen… - Physical Review …, 2020 - APS
Amorphous silicon (aSi) is a promising material for application in mirror coatings with low
thermal noise in future gravitational-wave detectors. However, the optical absorption of aSi …

Silicon Based Mirror Coatings For Gravitational Wave Detectors

L Terkowski - 2022 - ediss.sub.uni-hamburg.de
The detection of gravitational waves opened a novel astronomic and cosmic observation
window into the universe. The existing gravitational wave detectors have already provided …