When are active Brownian particles and run-and-tumble particles equivalent? Consequences for motility-induced phase separation

Article, Preprint English OPEN
Cates, M. E.; Tailleur, J.;
  • Publisher: European Physical Society/EDP Sciences/Società Italiana di Fisica/IOP Publishing
  • Related identifiers: doi: 10.1209/0295-5075/101/20010
  • Subject: [PHYS.COND.CM-SM]Physics [physics]/Condensed Matter [cond-mat]/Statistical Mechanics [cond-mat.stat-mech] | [ PHYS.COND.CM-SM ] Physics [physics]/Condensed Matter [cond-mat]/Statistical Mechanics [cond-mat.stat-mech] | Condensed Matter - Statistical Mechanics

International audience; Active Brownian particles (ABPs, such as self-phoretic colloids) swim at fixed speed $v$ along a body-axis ${\bf u}$ that rotates by slow angular diffusion. Run-and-tumble particles (RTPs, such as motile bacteria) swim with constant $\u$ until a ... View more