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UNIVERSITÀ DEGLI STUDI DI ROMA

``LA SAPIENZA''
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FACOLTÀ DI SCIENZE MATEMATICHE, FISICHE E NATURALI
A numerical approach to the kinetics of driven and cooling granular gases
THESIS SUBMITTED IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF PH.D. IN PHYSICS, OCTOBER 2001

Andrea Puglisi

Contents
Introduction
Experiments on granular materials
- Metastable granular materials
- Granular flows
Transport equations for elastic and inelastic gases
The randomly driven granular gas
The driven granular gas with gravity
Instability development in cooling granular fluids
Conclusions
Appendix A - The Direct Simulation Monte Carlo
Appendix B - Coefficients of granular hydrodynamics of 2D Inclined Plane Model
Papers
Bibliography
Credits for pictures
About this document ...

Andrea Puglisi 2001-11-14