Dissipative collapse of the adiabatic piston
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2005
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E D P Sciences
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Abstract
An adiabatic piston, separating two granular gases prepared in the same macroscopic state, is found to eventually collapse to one of the sides. This new instability is explained by a simple macroscopic theory which is furthermore in qualitative agreement with hard-disk molecular dynamics.
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© EDP Sciences. The authors thank R. Kawai for useful discussions. RB thanks S. Redner for enlightening comments. RB is supported by Secretaría de Estado de Educación y Universidades (Spain) and the research project FIS2004-271. MJR thanks the Department of Physics and Astronomy of the University of Utrecht for its hospitality.