Avalanche of entanglement and correlations at quantum phase transitions

Abstract We study the ground-state entanglement in the quantum Ising model with nearest neighbor ferromagnetic coupling J and find a sequential increase of entanglement depth d with growing J. This entanglement avalanche starts with two-point entanglement, as measured by the concurrence, and continu...

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Bibliographic Details
Main Authors: Konstantin V. Krutitsky, Andreas Osterloh, Ralf Schützhold
Format: article
Language:EN
Published: Nature Portfolio 2017
Subjects:
R
Q
Online Access:https://doaj.org/article/86c96b25e60943fd91c3712534fd16a3
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