auxiliary energy / granular media energy / mechanical energy / linear law / granular systems / nonthermal systems / energy injection / potential energy / equilibrium lattice gas / chemical potential / energy density / compact granular media / constrained lattice-gas model / thermal energy / granular media / mechanical energy dissipation / homogeneous systems / external energy sources / empty site / lattice gas / energy / granular media lives / /
Organization
International School for Advanced Studies / Center for Statistical Mechanics and Complexity / Universite´ de Paris-Sud / Physics Department / U.S. Securities and Exchange Commission / /
PHYSICAL REVIEW E 66, 011310 共2002兲 Fluctuation-dissipation ratio for compacting granular media Alain Barrat,1 Vittoria Colizza,2,3 and Vittorio Loreto3 1