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Entanglement, fractional magnetization, and long-range interactions

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Cadarso, Andrea and Sanz, Mikel and Wolf, Michael M. and Cirac, J.I. and Pérez García, David (2013) Entanglement, fractional magnetization, and long-range interactions. Physical review B, 87 (3). ISSN 1098-0121

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Official URL: http://prb.aps.org/pdf/PRB/v87/i3/e035114


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http://arxiv.org/abs/1209.3898Organisation


Abstract

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.


Item Type:Article
Uncontrolled Keywords:Spin chains; Quantum; Entropy; States; Area
Subjects:Sciences > Mathematics
ID Code:19861
Deposited On:07 Feb 2013 12:01
Last Modified:20 Apr 2015 12:25

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