Quenched random growth rates make FKPP fronts travel faster on average by a universal factor times the disorder variance and produce diffusive position fluctuations whose strength also scales with the square of the variance.
Convergence of solutions of the Kolmogorov equation to travelling waves
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FKPP fronts in quenched random media
Quenched random growth rates make FKPP fronts travel faster on average by a universal factor times the disorder variance and produce diffusive position fluctuations whose strength also scales with the square of the variance.
- Extrema of cooling branching Brownian motion and related Gaussian fields