Observing and evading quantum back-action on a kilogram-scale oscillator

arXiv:2609.19317 · quant-ph, gr-qc, physics.ins-det, physics.optics · Submitted 2026-09-16 · Read on arXiv

quant-ph, gr-qc, physics.ins-det, physics.optics

Submitted: 2026-09-16

Updated: 2026-09-16

Terminology

• Calibration — 5× in this paper · explained in 7 episodes
• Alignment — 4× in this paper · explained in 1 episode
• Adam — 1× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• Frequency Dependence — 1× in this paper · explained in 2 episodes
• In the Laser Interferometric Gravitational-Wave Observatory — 1× in this paper
• Model-Agnostic — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• US National Science Foundation — 1× in this paper

Sources

• LIGO Detector Characterization in the Second and Third Parts of the Fourth Observing Run

Related papers

• Reconquering Bell sampling on qudits: stabilizer learning and testing, quantum pseudorandomness bounds, and more
• Encrypted clones can leak: Classification of informative subsets in Quantum Encrypted Cloning
• Polynomial-time classical and quantum simulation of quantum impurity models
• Theory of quantum-enhanced interferometry with general Markovian light sources
• A convergent hierarchy of spectral gap certificates for qubit Hamiltonians
• Universal Bound and Phase Transition in Many-Body Fermionic Non-Gaussianity