Probing Fractionalized Charges

Inspired by the holographic entanglement entropy, for geometries with nonzero abelian charges, we define a quantity which is sensitive to the background charges. One observes that there is a critical charge below the system that is mainly described by the metric, and the effects of the background c...

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Main Authors: Mohsen Alishahiha, Davood Allahbakhshi
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Advances in High Energy Physics
Online Access:http://dx.doi.org/10.1155/2013/498068
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author Mohsen Alishahiha
Davood Allahbakhshi
author_facet Mohsen Alishahiha
Davood Allahbakhshi
author_sort Mohsen Alishahiha
collection DOAJ
description Inspired by the holographic entanglement entropy, for geometries with nonzero abelian charges, we define a quantity which is sensitive to the background charges. One observes that there is a critical charge below the system that is mainly described by the metric, and the effects of the background charges are just via metric's components. For charges above the critical one, the background gauge field plays an essential role. This, in turn, might be used to define an order parameter to probe phases of a system with fractionalized charges.
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institution Kabale University
issn 1687-7357
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language English
publishDate 2013-01-01
publisher Wiley
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series Advances in High Energy Physics
spelling doaj-art-69fbc8e174bc4e578b8e3be9351d7be92025-02-03T05:47:41ZengWileyAdvances in High Energy Physics1687-73571687-73652013-01-01201310.1155/2013/498068498068Probing Fractionalized ChargesMohsen Alishahiha0Davood Allahbakhshi1School of Physics, Institute for Research in Fundamental Sciences (IPM), P.O. Box 19395-5531, Tehran, IranSchool of Particles and Accelerators, Institute for Research in Fundamental Sciences (IPM), P.O. Box 19395-5531, Tehran, IranInspired by the holographic entanglement entropy, for geometries with nonzero abelian charges, we define a quantity which is sensitive to the background charges. One observes that there is a critical charge below the system that is mainly described by the metric, and the effects of the background charges are just via metric's components. For charges above the critical one, the background gauge field plays an essential role. This, in turn, might be used to define an order parameter to probe phases of a system with fractionalized charges.http://dx.doi.org/10.1155/2013/498068
spellingShingle Mohsen Alishahiha
Davood Allahbakhshi
Probing Fractionalized Charges
Advances in High Energy Physics
title Probing Fractionalized Charges
title_full Probing Fractionalized Charges
title_fullStr Probing Fractionalized Charges
title_full_unstemmed Probing Fractionalized Charges
title_short Probing Fractionalized Charges
title_sort probing fractionalized charges
url http://dx.doi.org/10.1155/2013/498068
work_keys_str_mv AT mohsenalishahiha probingfractionalizedcharges
AT davoodallahbakhshi probingfractionalizedcharges