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Shannon information increase and rescue in friction

2002/06/13 by Lajos Diosi, Lajos Diósi, Diosi, Lajos
Physics and Astronomy · #Chemical Physics (physics.chem-ph) #Classical Physics (physics.class-ph) #FOS: Physical sciences #Force Microscopy Techniques and Applications #General Physics (physics.gen-ph) #Quantum Physics (quant-ph) #Statistical Mechanics (cond-mat.stat-mech) #cond-mat.stat-mech #physics.chem-ph #physics.class-ph #physics.gen-ph #quant-ph

paper · pdf · doi:10.48550/arxiv.physics/0206038

8 pp, LaTeX

arxiv created 2002/06/13 · openalex publication_date 2002/06/13 · arxiv updated 2016/09/07 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

On the standard microscopic model of friction we confirm the common belief that the irreversible entropy production originates from the increase of Shannon information. We reveal that the reversible microscopic dynamics would continuously violate the Gibbsian interchangeability of molecules. The spontaneous restoration of interchangeability constitutes the mechanism of irreversibility. This is the main suggestion of the Letter. We also point out that the irreversible entropy can partially be rescued if the size of the medium is finite. The rescueable entropy is found to be proportional to the square of the Fisher statistical (also called thermodynamic) distance.

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