Universal Law for the Dispersal of Motile Microorganisms in Porous Media

Author(s): T. Pietrangeli, R. Foffi, R. Stocker, C. Ybert, C. Cottin-Bizonne, and F. Detcheverry Dispersal is essential to the plethora of motile microorganisms living in porous environments, yet how it relates to movement patterns and pore space structure remains largely unknown. Here we investigate numerically the long-time dispersal of a run-and-tumble microorganism that remains trapped at s… [Phys. Rev. Lett. 134, 188303] Published Fri May 09, 2025