Bypassing no-go theorems on mixed classical-quantum systems: the (counter)example of hybrid van Hove theory

arXiv:2609.31209 · quant-ph · Submitted 2026-09-25 · Read on arXiv

quant-ph

Submitted: 2026-09-25

Updated: 2026-09-25

Terminology

• No-Go Theorem — 31× in this paper · explained in 2 episodes
• Hilbert Space — 13× in this paper · explained in 2 episodes
• Entanglement — 10× in this paper · explained in 3 episodes
• Hybrid System — 9× in this paper · explained in 2 episodes
• Hybrid Models — 6× in this paper · explained in 2 episodes
• Consistency — 4× in this paper · explained in 3 episodes
• Benchmark — 2× in this paper · explained in 2 episodes
• Quantization — 2× in this paper · explained in 12 episodes
• Generalization — 1× in this paper · explained in 13 episodes

Sources

• Entanglement of quantum systems via a classical mediator in hybrid van Hove theory
• Comment on "A Spin Entanglement Witness for Quantum Gravity" and on "Gravitationally Induced Entanglement between Two Massive Particles is Sufficient Evidence of Quantum Effects in Gravity"
• Comment on "Vindication of entanglement-based witnesses of non-classicality in hybrid systems"
• Gravity-induced entanglement is not a theory-independent witness of nonclassicality of the gravitational field
• Can entanglement be mediated by a Koopmanian system?

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