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Rayleigh-Taylor Instability
Density ratio ρ₁/ρ₂
3.0
Surface tension γ
0.002
Gravity g
1.0
Viscosity η
0.10
Initial perturbation
0.02
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Mix (random IC)
Growth rate σ = √(gk(ρ₁-ρ₂)/(ρ₁+ρ₂))
Most unstable k* = √(ρₐg/γ)
— initializing —