activity
20242026
collaborators

5 papers

astro-ph.IM2026

Advanced Virgo Plus for O5 -- Design Report Overview

F. Acernese, A. Agapito, D. Agarwal +578

This document presents an overview of the design, implementation, and expected performance of the Advanced Virgo Plus (AdV+) upgrades in view of the O5 observing run. Following the…

physics.ins-det2025

Multi-scale optimal control for Einstein Telescope active seismic isolation

Pooya Saffarieh, Nathan A. Holland, Michele Valentini +6

We present a multi-scale optimal control framework for active seismic isolation in the Einstein Telescope, a third-generation gravitational-wave observatory. Our approach jointly o…

astro-ph.IM2025

Non-Smooth Multi-objective Controller Synthesis for Test-Mass Actuation in Gravitational-Wave Detectors

Sander K. Sijtsma, Pooya Saffarieh, Nathan A. Holland +3

This paper proposes a non-smooth controller optimization method and shows the results of ongoing research on the implementation of this method for gravitational wave applications.…

gr-qc2025

The Science of the Einstein Telescope

Adrian Abac, Raul Abramo, Simone Albanesi +485

Einstein Telescope (ET) is the European project for a gravitational-wave (GW) observatory of third-generation. In this paper we present a comprehensive discussion of its science ob…

physics.ins-det2024

Integration of high-performance compact interferometric sensors in a suspended interferometer

Alexandra Mitchell, Johannes Lehmann, Philip Koch +6

Homodyne Quadrature Interferometers (HoQIs) are compact, low noise and high dynamic range displacement sensors designed for use in gravitational wave observatories. Their lower noi…