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cond-mat.str-el2023
From quantum to classical via crystallization
Ioannis Kleftogiannis, Ilias Amanatidis
We show that classical states can emerge as pure ground state solutions of a quantum many-body system. We use a simple Hubbard model in 1D with strong short-range interactions and…
cond-mat.dis-nn2023
Violation of Bell's inequalities in uniform random graphs
Ioannis Kleftogiannis, Ilias Amanatidis
We demonstrate that quantum correlations can emerge from the statistical correlations of random discrete models, without an a priori assumption that the random models are quantum m…