Limits for molecular spectroscopy from quantum channel discrimination

arXiv:2609.27344 · quant-ph · Submitted 2026-09-23 · Read on arXiv

quant-ph

Submitted: 2026-09-23

Updated: 2026-09-23

Comments: 9 pages, 7 figures, 13 pages of appendices. Comments are welcome

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

Terminology

• Benchmark — 9× in this paper · explained in 2 episodes
• Entanglement — 9× in this paper · explained in 3 episodes
• Robustness — 3× in this paper · explained in 5 episodes
• Error Exponents — 2× in this paper · explained in 2 episodes
• Superadditivity — 2× in this paper · explained in 2 episodes
• Trace — 2× in this paper · explained in 2 episodes
• Additivity — 1× in this paper · explained in 1 episode
• Generalization — 1× in this paper · explained in 13 episodes
• Hilbert Space — 1× in this paper · explained in 2 episodes

Sources

• Efficiently Computable Strategies and Limits for Bosonic Channel Discrimination
• Semi-definite optimization of the measured relative entropies of quantum states and channels
• Composite Classical and Quantum Channel Discrimination
• Asymptotic Estimates in Information Theory with Non-Vanishing Error Probabilities

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
• A quasiparticle-protected superconducting qubit
• Theory of quantum-enhanced interferometry with general Markovian light sources
• A convergent hierarchy of spectral gap certificates for qubit Hamiltonians