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Granular compaction and stretched exponentials: Experiments and a numerical stochastic model

M. Nicolas 1 J.-E. Mathonnet 2 B. Dalloz 1 P. Sornay 2 
1 IUSTI - Institut universitaire des systèmes thermiques industriels
2 CEA-DES (ex-DEN) - CEA-Direction des Energies (ex-Direction de l'Energie Nucléaire)
Abstract : We investigate the physical meaning of the characteristic time $\tau$ and the exponent $\beta$ of the KWW expression widely used to fit the tapped granular compaction
Keywords : stochastic model numerical Granular stretched compaction exponentials
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M. Nicolas, J.-E. Mathonnet, B. Dalloz, P. Sornay. Granular compaction and stretched exponentials: Experiments and a numerical stochastic model. Powders and Grains 2017 - the 8th International Conference on Micromechanics of Granular Media, Jul 2017, Montpellier, France. ⟨cea-02438377⟩

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