Thermal versus entanglement entropy: a measurement protocol for fermionic atoms with a quantum gas microscope

We show how to measure the order-two Renyi entropy of many-body states of spinful fermionic atoms in an optical lattice in equilibrium and non-equilibrium situations. The proposed scheme relies on the possibility to produce and couple two copies of the state under investigation, and to measure the o...

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Bibliographic Details
Published in:New Journal of Physics
Main Authors: Hannes Pichler, Lars Bonnes, Andrew J Daley, Andreas M Läuchli, Peter Zoller
Format: Article
Language:English
Published: IOP Publishing 2013-01-01
Online Access:https://doi.org/10.1088/1367-2630/15/6/063003