A Sensitive Nonclassicality Certification Functional for Continuous-Variable Systems

arXiv:2512.23299 · quant-ph · Submitted 2025-12-29 · Read on arXiv

quant-ph

Submitted: 2025-12-29

Updated: 2026-09-23

Comments: 10 pages, 3 Figures

Journal ref: Steuernagel, O.; Lee, R.-K. A Sensitive Nonclassicality Certification Functional for Continuous-Variable Systems. Photonic and Quantum Waves 2026, 1(1), 7

DOI: 10.53941/pqw.2026.100007

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Generalization — 4× in this paper · explained in 13 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Entanglement — 1× in this paper · explained in 3 episodes
• Wigner function — 1× in this paper · explained in 2 episodes

Sources

• Generalized Delta Functions and Their Use in Quantum Optics
• A Sensitive Quantumness Measure for One-Dimensional Continuous-Variable Systems
• Macroscopicity of Mechanical Quantum Superposition States
• Monitoring Beam Splitter Entanglement using Quantumness

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