Time irreversibility in active matter, from micro to macro
Active matter encompasses systems whose individual constituents dissipate energy to exert
propelling forces on their environment. These systems exhibit dynamical phenomena with …
propelling forces on their environment. These systems exhibit dynamical phenomena with …
Disordered collective motion in dense assemblies of persistent particles
We explore the emergence of nonequilibrium collective motion in disordered nonthermal
active matter when persistent motion and crowding effects compete, using simulations of a …
active matter when persistent motion and crowding effects compete, using simulations of a …
Analytic solution of an active Brownian particle in a harmonic well
M Caraglio, T Franosch - Physical Review Letters, 2022 - APS
We provide an analytical solution for the time-dependent Fokker-Planck equation for a two-
dimensional active Brownian particle trapped in an isotropic harmonic potential. Using the …
dimensional active Brownian particle trapped in an isotropic harmonic potential. Using the …
Enhanced associative memory, classification, and learning with active dynamics
Motivated by advances in the field of active matter where nonequilibrium forcing has been
shown to activate new assembly pathways, here we study how nonequilibrium driving in …
shown to activate new assembly pathways, here we study how nonequilibrium driving in …
Confinement and activity regulate bacterial motion in porous media
T Bhattacharjee, SS Datta - Soft matter, 2019 - pubs.rsc.org
Understanding how bacteria move in porous media is critical to applications in healthcare,
agriculture, environmental remediation, and chemical sensing. Recent work has …
agriculture, environmental remediation, and chemical sensing. Recent work has …
Onsager's variational principle in active soft matter
Onsagers variational principle (OVP) was originally proposed by Lars Onsager in 1931 [L.
Onsager, Phys. Rev., 1931, 37, 405]. This fundamental principle provides a very powerful …
Onsager, Phys. Rev., 1931, 37, 405]. This fundamental principle provides a very powerful …
Classical nucleation theory for active fluid phase separation
Classical Nucleation Theory (CNT), linking rare nucleation events to the free-energy
landscape of a growing nucleus, is central to understanding phase-change kinetics in …
landscape of a growing nucleus, is central to understanding phase-change kinetics in …
A Brownian cyclic engine operating in a viscoelastic active suspension
CA Guevara-Valadez, R Marathe… - Physica A: Statistical …, 2023 - Elsevier
We investigate a model for a Stirling-like engine consisting of a passive Brownian particle
confined by a harmonic potential and interacting with a suspension of active Brownian …
confined by a harmonic potential and interacting with a suspension of active Brownian …
Run-and-tumble motion in a linear ratchet potential: Analytic solution, power extraction, and first-passage properties
C Roberts, Z Zhen - Physical Review E, 2023 - APS
We explore the properties of run-and-tumble particles moving in a piecewise-linear “ratchet”
potential by deriving analytic results for the system's steady-state probability density, current …
potential by deriving analytic results for the system's steady-state probability density, current …