Boundary overlap in the open XXZ spin chain

In this paper we compute the overlaps of the ground states for the open spin chains after a change of one of the boundary magnetic fields. It can be considered as the first step toward the study of the boundary quench problem: behaviour of an open spin chain after an abrupt change of one boundary ma...

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Main Author: Charbel Abetian, Nikolai Kitanine, Veronique Terras
Format: Article
Language:English
Published: SciPost 2025-01-01
Series:SciPost Physics
Online Access:https://scipost.org/SciPostPhys.18.1.026
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author Charbel Abetian, Nikolai Kitanine, Veronique Terras
author_facet Charbel Abetian, Nikolai Kitanine, Veronique Terras
author_sort Charbel Abetian, Nikolai Kitanine, Veronique Terras
collection DOAJ
description In this paper we compute the overlaps of the ground states for the open spin chains after a change of one of the boundary magnetic fields. It can be considered as the first step toward the study of the boundary quench problem: behaviour of an open spin chain after an abrupt change of one boundary magnetic field.
format Article
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institution Kabale University
issn 2542-4653
language English
publishDate 2025-01-01
publisher SciPost
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series SciPost Physics
spelling doaj-art-5a020ccdaac34ab3a86c98e502d411d22025-01-21T13:09:33ZengSciPostSciPost Physics2542-46532025-01-0118102610.21468/SciPostPhys.18.1.026Boundary overlap in the open XXZ spin chainCharbel Abetian, Nikolai Kitanine, Veronique TerrasIn this paper we compute the overlaps of the ground states for the open spin chains after a change of one of the boundary magnetic fields. It can be considered as the first step toward the study of the boundary quench problem: behaviour of an open spin chain after an abrupt change of one boundary magnetic field.https://scipost.org/SciPostPhys.18.1.026
spellingShingle Charbel Abetian, Nikolai Kitanine, Veronique Terras
Boundary overlap in the open XXZ spin chain
SciPost Physics
title Boundary overlap in the open XXZ spin chain
title_full Boundary overlap in the open XXZ spin chain
title_fullStr Boundary overlap in the open XXZ spin chain
title_full_unstemmed Boundary overlap in the open XXZ spin chain
title_short Boundary overlap in the open XXZ spin chain
title_sort boundary overlap in the open xxz spin chain
url https://scipost.org/SciPostPhys.18.1.026
work_keys_str_mv AT charbelabetiannikolaikitanineveroniqueterras boundaryoverlapintheopenxxzspinchain