Fig. 1: Penetration resistance and normalized penetration resistance curves of CUMT-1 lunar regolith simulant under three gravities and three relative densities (physical tests).
From: Influence of low gravity on the penetration resistance of lunar regolith
a Penetration resistance curves at the relative density of 40%. b Penetration resistance curves at the relative density of 58%. c Penetration resistance curves at the relative density of 76%. d Normalized penetration resistance curves at the relative density of 40%. e Normalized penetration resistance curves at the relative density of 58%. f Normalized penetration resistance curves at the relative density of 76%.
