Improved lower bound for the two-way-assisted quantum capacity of the bosonic thermal-loss channel

arXiv:2609.27792 · quant-ph, math-ph, math.MP, physics.comp-ph, physics.optics · Submitted 2026-08-17 · Read on arXiv

quant-ph, math-ph, math.MP, physics.comp-ph, physics.optics

Submitted: 2026-08-17

Updated: 2026-08-17

Terminology

• Entanglement — 22× in this paper · explained in 3 episodes
• Distillation — 17× in this paper · explained in 2 episodes
• Entanglement Distillation — 7× in this paper · explained in 2 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• Regularization — 1× in this paper · explained in 3 episodes

Sources

• Lower Bounding the Secret Key Capacity of Bosonic Gaussian Channels via Optimal Gaussian Measurements

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