Abstract:
We study the nonequilibrium dynamics of a mesoscopic metallic ring threaded by a time-dependent magnetic field and coupled to an electronic reservoir. We analyze the relation between the (nonstationary) real-time Keldysh and retarded Green functions and we argue that, in the linear-response regime with weak heat transfer to the environment, an effective temperature accounts for the modification of the equilibrium fluctuation-dissipation relation. We discuss possible extensions of this analysis. © EDP Sciences.
Registro:
Documento: |
Artículo
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Título: | Study of a fluctuation-dissipation relation of a dissipative driven mesoscopic system |
Autor: | Arrachea, L.; Cugliandolo, L.F. |
Filiación: | Departamento de Física, Universidad de Buenos Aires, Ciudad Universitaria 1428, Pab. I, Argentina Laboratoire de Physique Théorique, Ecole Normale Supérieure, 24 rue Lhomond, 75231 Paris Cedex 05, France Laboratoire de Physique Théorique et Hautes Energies, 4 place Jussieu, 75252 Paris Cedex 05, France
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Año: | 2005
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Volumen: | 70
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Número: | 5
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Página de inicio: | 642
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Página de fin: | 648
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DOI: |
http://dx.doi.org/10.1209/epl/i2004-10515-8 |
Título revista: | Europhysics Letters
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Título revista abreviado: | Europhys. Lett.
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ISSN: | 02955075
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Registro: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_02955075_v70_n5_p642_Arrachea |
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Citas:
---------- APA ----------
Arrachea, L. & Cugliandolo, L.F.
(2005)
. Study of a fluctuation-dissipation relation of a dissipative driven mesoscopic system. Europhysics Letters, 70(5), 642-648.
http://dx.doi.org/10.1209/epl/i2004-10515-8---------- CHICAGO ----------
Arrachea, L., Cugliandolo, L.F.
"Study of a fluctuation-dissipation relation of a dissipative driven mesoscopic system"
. Europhysics Letters 70, no. 5
(2005) : 642-648.
http://dx.doi.org/10.1209/epl/i2004-10515-8---------- MLA ----------
Arrachea, L., Cugliandolo, L.F.
"Study of a fluctuation-dissipation relation of a dissipative driven mesoscopic system"
. Europhysics Letters, vol. 70, no. 5, 2005, pp. 642-648.
http://dx.doi.org/10.1209/epl/i2004-10515-8---------- VANCOUVER ----------
Arrachea, L., Cugliandolo, L.F. Study of a fluctuation-dissipation relation of a dissipative driven mesoscopic system. Europhys. Lett. 2005;70(5):642-648.
http://dx.doi.org/10.1209/epl/i2004-10515-8