Researching on Hawking Effect in a Kerr Space Time via Open Quantum System Approach

It has been proposed that Hawking radiation from a Schwarzschild or a de Sitter spacetime can be understood as the manifestation of thermalization phenomena in the framework of an open quantum system. Through examining the time evolution of a detector interacting with vacuum massless scalar fields,...

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Main Authors: Xian-Ming Liu, Wen-Biao Liu
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Advances in High Energy Physics
Online Access:http://dx.doi.org/10.1155/2014/794626
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author Xian-Ming Liu
Wen-Biao Liu
author_facet Xian-Ming Liu
Wen-Biao Liu
author_sort Xian-Ming Liu
collection DOAJ
description It has been proposed that Hawking radiation from a Schwarzschild or a de Sitter spacetime can be understood as the manifestation of thermalization phenomena in the framework of an open quantum system. Through examining the time evolution of a detector interacting with vacuum massless scalar fields, it is found that the detector would spontaneously excite with a probability the same as the thermal radiation at Hawking temperature. Following the proposals, the Hawking effect in a Kerr space time is investigated in the framework of an open quantum systems. It is shown that Hawking effect of the Kerr space time can also be understood as the the manifestation of thermalization phenomena via open quantum system approach. Furthermore, it is found that near horizon local conformal symmetry plays the key role in the quantum effect of the Kerr space time.
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institution Kabale University
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spelling doaj-art-ee360493527d45258fe271e44d4182dd2025-02-03T01:02:49ZengWileyAdvances in High Energy Physics1687-73571687-73652014-01-01201410.1155/2014/794626794626Researching on Hawking Effect in a Kerr Space Time via Open Quantum System ApproachXian-Ming Liu0Wen-Biao Liu1Department of Physics, Hubei University for Nationalities, Enshi Hube 445000, ChinaDepartment of Physics, Institute of Theoretical Physics, Beijing Normal University, Beijing 100875, ChinaIt has been proposed that Hawking radiation from a Schwarzschild or a de Sitter spacetime can be understood as the manifestation of thermalization phenomena in the framework of an open quantum system. Through examining the time evolution of a detector interacting with vacuum massless scalar fields, it is found that the detector would spontaneously excite with a probability the same as the thermal radiation at Hawking temperature. Following the proposals, the Hawking effect in a Kerr space time is investigated in the framework of an open quantum systems. It is shown that Hawking effect of the Kerr space time can also be understood as the the manifestation of thermalization phenomena via open quantum system approach. Furthermore, it is found that near horizon local conformal symmetry plays the key role in the quantum effect of the Kerr space time.http://dx.doi.org/10.1155/2014/794626
spellingShingle Xian-Ming Liu
Wen-Biao Liu
Researching on Hawking Effect in a Kerr Space Time via Open Quantum System Approach
Advances in High Energy Physics
title Researching on Hawking Effect in a Kerr Space Time via Open Quantum System Approach
title_full Researching on Hawking Effect in a Kerr Space Time via Open Quantum System Approach
title_fullStr Researching on Hawking Effect in a Kerr Space Time via Open Quantum System Approach
title_full_unstemmed Researching on Hawking Effect in a Kerr Space Time via Open Quantum System Approach
title_short Researching on Hawking Effect in a Kerr Space Time via Open Quantum System Approach
title_sort researching on hawking effect in a kerr space time via open quantum system approach
url http://dx.doi.org/10.1155/2014/794626
work_keys_str_mv AT xianmingliu researchingonhawkingeffectinakerrspacetimeviaopenquantumsystemapproach
AT wenbiaoliu researchingonhawkingeffectinakerrspacetimeviaopenquantumsystemapproach