Dissipation, Noise, and Vacuum Decay in Quantum Field Theory

We study the process of vacuum decay in quantum field theory focusing on the stochastic aspects of the interaction between long- and short-wavelength modes. This interaction results in a diffusive behavior of the reduced Wigner function describing the state of long-wavelength modes, and thereby to a...

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Publicado: 2002
Acceso en línea:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00319007_v88_n1_p4_Calzetta
http://hdl.handle.net/20.500.12110/paper_00319007_v88_n1_p4_Calzetta
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spelling paper:paper_00319007_v88_n1_p4_Calzetta2023-06-08T14:58:36Z Dissipation, Noise, and Vacuum Decay in Quantum Field Theory We study the process of vacuum decay in quantum field theory focusing on the stochastic aspects of the interaction between long- and short-wavelength modes. This interaction results in a diffusive behavior of the reduced Wigner function describing the state of long-wavelength modes, and thereby to a finite activation rate even at zero temperature. This effect can make a substantial contribution to the total decay rate. © 2002 The American Physical Society. 2002 https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00319007_v88_n1_p4_Calzetta http://hdl.handle.net/20.500.12110/paper_00319007_v88_n1_p4_Calzetta
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
description We study the process of vacuum decay in quantum field theory focusing on the stochastic aspects of the interaction between long- and short-wavelength modes. This interaction results in a diffusive behavior of the reduced Wigner function describing the state of long-wavelength modes, and thereby to a finite activation rate even at zero temperature. This effect can make a substantial contribution to the total decay rate. © 2002 The American Physical Society.
title Dissipation, Noise, and Vacuum Decay in Quantum Field Theory
spellingShingle Dissipation, Noise, and Vacuum Decay in Quantum Field Theory
title_short Dissipation, Noise, and Vacuum Decay in Quantum Field Theory
title_full Dissipation, Noise, and Vacuum Decay in Quantum Field Theory
title_fullStr Dissipation, Noise, and Vacuum Decay in Quantum Field Theory
title_full_unstemmed Dissipation, Noise, and Vacuum Decay in Quantum Field Theory
title_sort dissipation, noise, and vacuum decay in quantum field theory
publishDate 2002
url https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00319007_v88_n1_p4_Calzetta
http://hdl.handle.net/20.500.12110/paper_00319007_v88_n1_p4_Calzetta
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