Emergent memory from tap** collisions in active granular matter

L Caprini, A Ldov, RK Gupta, H Ellenberg… - Communications …, 2024 - nature.com
In an equilibrium thermal environment, random elastic collisions between background
particles and a tracer establish the picture of Brownian motion fulfilling the celebrated …

Active Ornstein–Uhlenbeck model for self-propelled particles with inertia

GHP Nguyen, R Wittmann… - Journal of Physics …, 2021 - iopscience.iop.org
Self-propelled particles, which convert energy into mechanical motion, exhibit inertia if they
have a macroscopic size or move inside a gaseous medium, in contrast to micron-sized …

Role of rotational inertia for collective phenomena in active matter

L Caprini, RK Gupta, H Löwen - Physical Chemistry Chemical Physics, 2022 - pubs.rsc.org
We investigate the effect of rotational inertia on the collective phenomena of underdamped
active systems and show that the increase of the moment of inertia of each particle favors …

Dynamics of active particles with translational and rotational inertia

AR Sprenger, L Caprini, H Löwen… - Journal of Physics …, 2023 - iopscience.iop.org
Inertial effects affecting both the translational and rotational dynamics are inherent to a
broad range of active systems at the macroscopic scale. Thus, there is a pivotal need for …

[HTML][HTML] The parental active model: A unifying stochastic description of self-propulsion

L Caprini, AR Sprenger, H Löwen… - The Journal of Chemical …, 2022 - pubs.aip.org
We propose a new overarching model for self-propelled particles that flexibly generates a
full family of “descendants.” The general dynamics introduced in this paper, which we …

From a microscopic inertial active matter model to the Schrödinger equation

M Te Vrugt, T Frohoff-Hülsmann, E Heifetz… - Nature …, 2023 - nature.com
Active field theories, such as the paradigmatic model known as 'active model B+', are simple
yet very powerful tools for describing phenomena such as motility-induced phase …

Effects of inertia on conformation and dynamics of tangentially driven active filaments

M Fazelzadeh, E Irani, Z Mokhtari, S Jabbari-Farouji - Physical Review E, 2023 - APS
Active filamentlike systems propelling along their backbone exist across scales ranging from
motor-driven biofilaments to worms and robotic chains. In macroscopic active filaments such …

Motion of a self-propelled particle with rotational inertia

EA Lisin, OS Vaulina, II Lisina, OF Petrov - … Chemistry Chemical Physics, 2022 - pubs.rsc.org
Overdamped active Brownian motion of self-propelled particles in a liquid has been fairly
well studied. However, there are a variety of situations in which the overdamped …

Force renormalization for probes immersed in an active bath

J Shea, G Jung, F Schmid - Soft Matter, 2024 - pubs.rsc.org
Langevin equations or generalized Langevin equations (GLEs) are popular models for
describing the motion of a particle in a fluid medium in an effective manner. Here we …

Active Brownian motion with memory delay induced by a viscoelastic medium

AR Sprenger, C Bair, H Löwen - Physical Review E, 2022 - APS
By now active Brownian motion is a well-established model to describe the motion of
mesoscopic self-propelled particles in a Newtonian fluid. On the basis of the generalized …