Brusselator Spiral Waves
Reaction-diffusion system with oscillatory Turing patterns
Mode: spiral waves
Brusselator: ∂u/∂t = Du∇²u + A − (B+1)u + u²v | ∂v/∂t = Dv∇²v + Bu − u²v
Steady state: u₀=A, v₀=B/A. Turing instability when B > 1 + A² (diffusion-driven).
Spirals emerge from broken symmetry; click canvas to add perturbations.