3 papers
quant-ph2026
Benchmark for Quantum Teleportation with Non-Uniform Prior Distributions
Tomáš Opatrný, Allison Brattley, Kunal K. Das
Quantum teleportation should surpass maximum fidelity thresholds possible with local measurements and classical communications. Benchmarks have been established when states are dra…
quant-ph2025
Generalized squeezing as a witness
Šimon Bräuer, Tomáš Opatrný, Petr Marek
Quantum systems can be prepared in an infinite continuum of states, but only some of them can be used as resources for quantum technologies. Discerning whether a specific quantum s…
cond-mat.quant-gas2013
Boosting the Rotational Sensitivity of Matter-wave Interferometry with Nonlinearity
M. Kolár, T. Opatrný, Kunal K. Das
We propose a mechanism to use nonlinearity arising from inter-particle interactions to significantly enhance rotation sensitivity of matter-wave interferometers. The method relies…