Artículo
Looking for Self-Organized Critical Behavior in Avalanches of Slightly Cohesive Powders
Autor/es | Sánchez Quintanilla, Miguel Angel
Valverde Millán, José Manuel Castellanos Mata, Antonio Viturro, R. Enrique |
Departamento | Universidad de Sevilla. Departamento de Electrónica y Electromagnetismo |
Fecha de publicación | 2001 |
Fecha de depósito | 2015-07-16 |
Publicado en |
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Resumen | We report results from a statistical analysis of avalanches of cohesive powders in a slowly rotated drum. Interparticle adhesion, which diminishes the effect of inertia and whose magnitude strongly fluctuates in a local ... We report results from a statistical analysis of avalanches of cohesive powders in a slowly rotated drum. Interparticle adhesion, which diminishes the effect of inertia and whose magnitude strongly fluctuates in a local scale, makes avalanches in slightly cohesive powders eligible for displaying self-organized criticality. However, the results show that avalanche sizes, time interval between avalanches, and maximum stable angle do not follow a power-law distribution. Otherwise, these parameters scale with powder cohesiveness. |
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