Robustness of non-locality in many-body open quantum systems

Seminar author:Carlo Marconi

Event date and time:03/31/2022 04:00:pm

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Non-locality refers to the existence of correlations between local measurements on a shared resource, that cannot be explained by any local realistic theory. So far, it has been investigated mostly in isolated quantum systems. Here I will show that non-local correlations are present, can be detected and might be robust against noise also in many-body open quantum systems, both in the steady-state or in the transient regime.
I will further discuss the robustness of non-local correlations when the open quantum system undergoes repeated measurements, a scenario which is particularly relevant for quantum cryptography.