The anisotropy of free path in a vibro-fluidized granular gas

Mei Yifeng¹, Chen Yanpei^{1, †,}, Wang Wei¹, Hou Meiying²

The spatial profiles of number density ρ with different restitution coefficient (e = 0.99 and e = 0.9), L_x = L_y = 300, N = 1000, V_driven = 5.