Black holes from large N singlet models

Abstract The emergent nature of spacetime geometry and black holes can be directly probed in simple holographic duals of higher spin gravity and tensionless string theory. To this end, we study time dependent thermal correlation functions of gauge invariant observables in suitably chosen free large...

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Main Authors: Irene Amado, Bo Sundborg, Larus Thorlacius, Nico Wintergerst
Format: Article
Language:English
Published: SpringerOpen 2018-03-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP03(2018)075
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author Irene Amado
Bo Sundborg
Larus Thorlacius
Nico Wintergerst
author_facet Irene Amado
Bo Sundborg
Larus Thorlacius
Nico Wintergerst
author_sort Irene Amado
collection DOAJ
description Abstract The emergent nature of spacetime geometry and black holes can be directly probed in simple holographic duals of higher spin gravity and tensionless string theory. To this end, we study time dependent thermal correlation functions of gauge invariant observables in suitably chosen free large N gauge theories. At low temperature and on short time scales the correlation functions encode propagation through an approximate AdS spacetime while interesting departures emerge at high temperature and on longer time scales. This includes the existence of evanescent modes and the exponential decay of time dependent boundary correlations, both of which are well known indicators of bulk black holes in AdS/CFT. In addition, a new time scale emerges after which the correlation functions return to a bulk thermal AdS form up to an overall temperature dependent normalization. A corresponding length scale was seen in equal time correlation functions in the same models in our earlier work.
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spelling doaj.art-86081773e43c4da7b647ca6fa88b136a2022-12-22T00:13:13ZengSpringerOpenJournal of High Energy Physics1029-84792018-03-012018313610.1007/JHEP03(2018)075Black holes from large N singlet modelsIrene Amado0Bo Sundborg1Larus Thorlacius2Nico Wintergerst3The Oskar Klein Centre for Cosmoparticle Physics, Department of Physics, Stockholm UniversityThe Oskar Klein Centre for Cosmoparticle Physics, Department of Physics, Stockholm UniversityThe Oskar Klein Centre for Cosmoparticle Physics, Department of Physics, Stockholm UniversityThe Oskar Klein Centre for Cosmoparticle Physics, Department of Physics, Stockholm UniversityAbstract The emergent nature of spacetime geometry and black holes can be directly probed in simple holographic duals of higher spin gravity and tensionless string theory. To this end, we study time dependent thermal correlation functions of gauge invariant observables in suitably chosen free large N gauge theories. At low temperature and on short time scales the correlation functions encode propagation through an approximate AdS spacetime while interesting departures emerge at high temperature and on longer time scales. This includes the existence of evanescent modes and the exponential decay of time dependent boundary correlations, both of which are well known indicators of bulk black holes in AdS/CFT. In addition, a new time scale emerges after which the correlation functions return to a bulk thermal AdS form up to an overall temperature dependent normalization. A corresponding length scale was seen in equal time correlation functions in the same models in our earlier work.http://link.springer.com/article/10.1007/JHEP03(2018)075AdS-CFT CorrespondenceBlack Holes in String TheoryHigher Spin GravityConfinement
spellingShingle Irene Amado
Bo Sundborg
Larus Thorlacius
Nico Wintergerst
Black holes from large N singlet models
Journal of High Energy Physics
AdS-CFT Correspondence
Black Holes in String Theory
Higher Spin Gravity
Confinement
title Black holes from large N singlet models
title_full Black holes from large N singlet models
title_fullStr Black holes from large N singlet models
title_full_unstemmed Black holes from large N singlet models
title_short Black holes from large N singlet models
title_sort black holes from large n singlet models
topic AdS-CFT Correspondence
Black Holes in String Theory
Higher Spin Gravity
Confinement
url http://link.springer.com/article/10.1007/JHEP03(2018)075
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AT larusthorlacius blackholesfromlargensingletmodels
AT nicowintergerst blackholesfromlargensingletmodels