Fig. 7: The fitting parameters as functions of genv.
From: Unraveling the role of gravity in shaping intruder dynamics within vibrated granular media

a The fitting parameter a in Eq. (10) vs. gravity. b The fitting parameter b in Eq. (10) vs. gravity. c The dimensionless damping coefficient \({\gamma }^{{\prime} }\) and hydrostatic pressure coefficient \({\kappa }^{{\prime} }\) as functions of gravity are obtained by numerically solving Eq. (4) for Zp.