Figure 4
From: Active Brownian motion of strongly coupled charged grains driven by laser radiation in plasma

Pair correlation functions g(r) for different states of grain monolayers, solid and liquid, at different values of the coupling parameter, Γ*: 1—Γ* = 525 (solid); 2—Γ* = 280 (solid); 3—Γ* = 269 (liquid); 4—Γ* = 89 (liquid); 5 – Γ* = 31 (liquid).