Colloidal Glass — Cage Rattling & MSD Plateau
Glassy dynamics: sub-diffusion, β-relaxation, and the glass transition
Parameters
Packing fraction φ:
0.58
Temperature kT:
1.0
Particle radius:
8
Reset Simulation
Pause
MSD: ⟨r²(t)⟩ = ⟨|r(t)−r(0)|²⟩
Liquid: ~ 6Dt (Fickian)
Glass: plateau → cage trapping
β-relax: ⟨r²⟩ ~ t^b, b < 1
Cage radius r_c ~ 0.1σ
Phase:
Supercooled
Cage size (σ):
—
D_eff:
—
Particles:
—