Entanglement, fractional magnetization and long-range interactions
classification
🪐 quant-ph
cond-mat.str-elmath-phmath.MP
keywords
entanglementinteractionslargelong-rangemagnetizationanalyticalchainclaim
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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.
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