The geometry of RN-AdS fluids

We establish the parameter space geometry of a fluid system characterized by two constants, whose equation of state mimics that of the RN-AdS black hole. We call this the RN-AdS fluid. We study the scalar curvature on the parameter space of this system, and show its equivalence with the RN-AdS black...

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Main Authors: Joy Das Bairagya, Kunal Pal, Kuntal Pal, Tapobrata Sarkar
Format: Article
Language:English
Published: Elsevier 2020-06-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269320302203
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author Joy Das Bairagya
Kunal Pal
Kuntal Pal
Tapobrata Sarkar
author_facet Joy Das Bairagya
Kunal Pal
Kuntal Pal
Tapobrata Sarkar
author_sort Joy Das Bairagya
collection DOAJ
description We establish the parameter space geometry of a fluid system characterized by two constants, whose equation of state mimics that of the RN-AdS black hole. We call this the RN-AdS fluid. We study the scalar curvature on the parameter space of this system, and show its equivalence with the RN-AdS black hole, in the limit of vanishing specific heat at constant volume. Further, an analytical construction of the Widom line is established. We also numerically study the behavior of geodesics on the parameter space of the fluid, and find a geometric scaling relation near its second order critical point.
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spelling doaj.art-17ba138a1431483cb0f4828a09194f782022-12-21T19:15:28ZengElsevierPhysics Letters B0370-26932020-06-01805The geometry of RN-AdS fluidsJoy Das Bairagya0Kunal Pal1Kuntal Pal2Tapobrata Sarkar3Department of Physics, Indian Institute of Technology, Kanpur 208016, IndiaDepartment of Physics, Indian Institute of Technology, Kanpur 208016, IndiaDepartment of Physics, Indian Institute of Technology, Kanpur 208016, IndiaCorresponding author.; Department of Physics, Indian Institute of Technology, Kanpur 208016, IndiaWe establish the parameter space geometry of a fluid system characterized by two constants, whose equation of state mimics that of the RN-AdS black hole. We call this the RN-AdS fluid. We study the scalar curvature on the parameter space of this system, and show its equivalence with the RN-AdS black hole, in the limit of vanishing specific heat at constant volume. Further, an analytical construction of the Widom line is established. We also numerically study the behavior of geodesics on the parameter space of the fluid, and find a geometric scaling relation near its second order critical point.http://www.sciencedirect.com/science/article/pii/S0370269320302203
spellingShingle Joy Das Bairagya
Kunal Pal
Kuntal Pal
Tapobrata Sarkar
The geometry of RN-AdS fluids
Physics Letters B
title The geometry of RN-AdS fluids
title_full The geometry of RN-AdS fluids
title_fullStr The geometry of RN-AdS fluids
title_full_unstemmed The geometry of RN-AdS fluids
title_short The geometry of RN-AdS fluids
title_sort geometry of rn ads fluids
url http://www.sciencedirect.com/science/article/pii/S0370269320302203
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