Flowrate behavior and clustering of self-driven robots in a channel
Tian Bo1, 2, Sun Wang-Ping1, Li Ming1, †, Jiang Rui3, Hu Mao-Bin1, ‡
       

The space–time diagrams for robots of low, intermediate, and high densities: (a) 10 robots (ρ = 0.182), (b) 20 robots (ρ = 0.364), (c) 40 robots (ρ = 0.727).