4.6 Article

Entanglement, fractional magnetization, and long-range interactions

Journal

PHYSICAL REVIEW B
Volume 87, Issue 3, Pages -

Publisher

AMER PHYSICAL SOC
DOI: 10.1103/PhysRevB.87.035114

Keywords

-

Funding

  1. European project QUEVADIS
  2. European project CHIST-ERA CQC
  3. Spanish Grant QUITEMAD
  4. Spanish Grant [MTM2011-26912]

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Based on the theory of matrix product states, we give precise statements and complete analytical proofs of the following claim: A large fractionalization in the magnetization or the need of long-range interactions imply large entanglement in the state of a quantum spin chain.DOI: 10.1103/PhysRevB.87.035114

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