Applying standard quantum tomography to data generated by Schrödinger-Newton dynamics yields angle-set-dependent reconstructed covariances that can violate the Heisenberg bound, providing an operational signature of classical gravity.
The role of quantum measurements when testing the quantum nature of gravity.arXiv: 2503.11882, 2025
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Decoherence with a hidden environment in fully quantum systems produces effective non-Markovian classical-quantum dynamics, valid when the semi-Wigner operator remains positive semidefinite, reducing to Markovian CQ models in the short-memory limit.
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Tomography of a Macroscopic Quantum State influenced by Classical Self-Gravity
Applying standard quantum tomography to data generated by Schrödinger-Newton dynamics yields angle-set-dependent reconstructed covariances that can violate the Heisenberg bound, providing an operational signature of classical gravity.
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Emergence of Non-Markovian Classical-Quantum Dynamics from Decoherence
Decoherence with a hidden environment in fully quantum systems produces effective non-Markovian classical-quantum dynamics, valid when the semi-Wigner operator remains positive semidefinite, reducing to Markovian CQ models in the short-memory limit.