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Phys. Rev. Lett. 96, 210601 (2006) [4 pages]

Brownian Refrigerator

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C. Van den Broeck
Hasselt University, B-3590 Diepenbeek, Belgium

R. Kawai
University of Alabama at Birmingham, Birmingham, Alabama 35294, USA

Received 6 February 2006; published 1 June 2006

Onsager symmetry implies that a Brownian motor, driven by a temperature gradient, will also perform a refrigerator function upon loading. We analytically calculate the corresponding heat flow for an exactly solvable microscopic model and compare it with molecular dynamics simulations.

© 2006 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.96.210601
DOI:
10.1103/PhysRevLett.96.210601
PACS:
05.70.Ln, 05.40.Jc, 05.60.−k