Speaker
Dr
Leonardo Lucchesi
(Dipartimento di Fisica "Enrico Fermi" e INFN, Università di Pisa Largo Bruno Pontecorvo, 3 56126 Pisa (Italy) )
Description
We explore many-body entanglement in spinful Fermi gases with short-range interactions, for metrology purposes. We characterize the emerging quantum phases via Density-Matrix Renormalization Group simulations and quantify their entanglement content for metrological usability via the Quantum Fisher Information (QFI). Our study establishes a method, promoting the QFI to be an order parameter. Short-range interactions reveal to build up metrologically promising entanglement in the XY-ferromagnetic and cluster ordering, the cluster physics being unexplored so far.
Primary authors
Dr
Leonardo Lucchesi
(Dipartimento di Fisica "Enrico Fermi" e INFN, Università di Pisa Largo Bruno Pontecorvo, 3 56126 Pisa (Italy) )
Prof.
Maria Luisa Chiofalo
(Dipartimento di Fisica "Enrico Fermi" e INFN, Università di Pisa)