Boundary layers in stochastic thermodynamics

Aurell, Eric, Mejía Monasterio, Carlos ORCID: https://orcid.org/0000-0002-6469-9020 and Muratore-Ginanneschi, Paolo (2011). Boundary layers in stochastic thermodynamics. "Physical Review Letters" ;

Descripción

Título: Boundary layers in stochastic thermodynamics
Autor/es:
Tipo de Documento: Artículo
Título de Revista/Publicación: Physical Review Letters
Fecha: 2011
Materias:
ODS:
Escuela: E.T.S.I. Agrónomos (UPM) [antigua denominación]
Departamento: Ingeniería Rural [hasta 2014]
Grupo Investigación UPM: Técnicas Avanzadas en Agroalimentación LPF-TAGRALIA
Licencias Creative Commons: Reconocimiento - No comercial

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Resumen

We study the problem of optimizing released heat or dissipated work in stochastic thermodynamics.
In the overdamped limit these functionals have singular solutions, previously interpreted as
protocol jumps. We show that a regularization, penalizing a properly defined acceleration, changes
the jumps into boundary layers of finite width. We show that in the limit of vanishing boundary
layer width no heat is dissipated in the boundary layer, while work can be done. We further give
a new interpretation of the fact that the optimal protocols in the overdamped limit are given by
optimal deterministic transport (Burgers equation).

Más información

ID de Registro: 9833
Identificador DC: https://oa.upm.es/9833/
Identificador OAI: oai:oa.upm.es:9833
URL Oficial: http://arxiv.org/abs/1111.2876
Depositado por: Dr. Carlos Mejia-Monasterio
Depositado el: 13 Dic 2011 12:29
Ultima Modificación: 08 May 2026 07:17