4.8 Article

Entanglement and quantum phase transition in the extended Hubbard model

Journal

PHYSICAL REVIEW LETTERS
Volume 93, Issue 8, Pages -

Publisher

AMER PHYSICAL SOC
DOI: 10.1103/PhysRevLett.93.086402

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We study quantum entanglement in a one-dimensional correlated fermionic system. Our results show, for the first time, that entanglement can be used to identify quantum phase transitions in fermionic systems.

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