Entanglement and quantum phase transition in the extended Hubbard model

Details Entanglement and quantum phase transition in the extended Hubbard model Entanglement and quantum phase transition in the extended Hubbard model

2004-05-13

arxiv.org/abs/quant-ph/0405067v1

Phys. Rev. Lett 93, 086402 (2004)

Physics

Quantum Physics

5 pages, 4 figures

Scientific paper

10.1103/PhysRevLett.93.086402

We study quantum entanglement in 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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