3 papers
gr-qc2026
Advanced Virgo during the LIGO-Virgo-KAGRA fourth observing run
Virgo Collaboration, F Acernese, A Agapito +546
From April 10, 2024 to November 18, 2025 Advanced Virgo participated in the fourth observing run of the network of gravitational-wave detectors, together with Advanced LIGO and KAG…
physics.ins-det2020
First demonstration of 6 dB quantum noise reduction in a kilometer scale gravitational wave observatory
James Lough, Emil Schreiber, Fabio Bergamin +14
Photon shot noise, arising from the quantum-mechanical nature of the light, currently limits the sensitivity of all the gravitational wave observatories at frequencies above one ki…
gr-qc2020
Bilinear noise subtraction at the GEO 600 observatory
Nikhil Mukund, James Lough, Christoph Affeldt +8
Longitudinal control signals used to keep gravitational wave detectors at a stable operating point are often affected by modulations from test mass misalignments leading to an elev…