Proliferating active matter

O Hallatschek, SS Datta, K Drescher, J Dunkel… - Nature Reviews …, 2023 - nature.com
The fascinating patterns of collective motion created by autonomously driven particles have
fuelled active-matter research for over two decades. So far, theoretical active-matter …

Collective behaviors of active matter learning from natural taxes across scales

F Ji, Y Wu, M Pumera, L Zhang - Advanced Materials, 2023 - Wiley Online Library
Taxis orientation is common in microorganisms, and it provides feasible strategies to
operate active colloids as small‐scale robots. Collective taxes involve numerous units that …

In primary airway epithelial cells, the unjamming transition is distinct from the epithelial-to-mesenchymal transition

JA Mitchel, A Das, MJ O'Sullivan, IT Stancil… - Nature …, 2020 - nature.com
The epithelial-to-mesenchymal transition (EMT) and the unjamming transition (UJT) each
comprises a gateway to cellular migration, plasticity and remodeling, but the extent to which …

Selective and collective actuation in active solids

P Baconnier, D Shohat, CH López, C Coulais… - Nature Physics, 2022 - nature.com
Active solids consist of elastically coupled out-of-equilibrium units performing work,,,,,,,,,,,–.
They are central to autonomous processes, such as locomotion, self-oscillations and …

Flocking without alignment interactions in attractive active Brownian particles

L Caprini, H Löwen - Physical Review Letters, 2023 - APS
Within a simple model of attractive active Brownian particles, we predict flocking behavior
and challenge the widespread idea that alignment interactions are necessary to observe this …

From motility-induced phase-separation to glassiness in dense active matter

M Paoluzzi, D Levis, I Pagonabarraga - Communications Physics, 2022 - nature.com
Dense active systems are widespread in nature, examples range from bacterial colonies to
biological tissues. Dense clusters of active particles can be obtained by increasing the …

Disordered collective motion in dense assemblies of persistent particles

YE Keta, RL Jack, L Berthier - Physical review letters, 2022 - APS
We explore the emergence of nonequilibrium collective motion in disordered nonthermal
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 …

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 …

Spontaneous self-constraint in active nematic flows

LC Head, C Doré, RR Keogh, L Bonn, G Negro… - Nature Physics, 2024 - nature.com
Active processes drive biological dynamics across various scales and include subcellular
cytoskeletal remodelling, tissue development in embryogenesis and the population-level …