More entanglement implies higher performance in tailored channel discrimination tasks

2018/09/06 by Joonwoo Bae, Dariusz Chruściński, Marco Piani · 1 citation
Physics and Astronomy · #quant-ph

paper · pdf · doi:10.1103/physrevlett.122.140404

published as Phys. Rev. Lett. 122, 140404 (2019) · 7 pages

arxiv created 2018/09/06 · arxiv updated 2019/04/17

Abstract

We show that every entangled state provides an advantage in bi- and multi-channel discrimination that singles out its degree of entanglement, quantified in terms of its Schmidt number and of the corresponding robustness measures.

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