Results 41 to 50 of about 30,999 (157)

Individual and collective dynamics of self-propelled soft particles [PDF]

open access: yes, 2013
Deformable self-propelled particles provide us with one of the most important nonlinear dissipative systems, which are related, for example, to the motion of microorganisms.
Itino, Y.   +3 more
core   +2 more sources

Self-Organized Vortices of Circling Self-Propelled Particles and Curved Active Flagella [PDF]

open access: yes, 2014
Self-propelled point-like particles move along circular trajectories when their translocation velocity is constant and the angular velocity related to their orientation vector is also constant.
Gompper, Gerhard   +2 more
core   +2 more sources

Pattern phase transitions of self-propelled particles: gases, crystals, liquids, and mills

open access: yesNew Journal of Physics, 2016
To understand the collective behaviors of biological swarms, flocks, and colonies, we investigated the non-equilibrium dynamic patterns of self-propelled particle systems using statistical mechanics methods and H -stability analysis of Hamiltonian ...
Zhao Cheng   +4 more
doaj   +1 more source

Phase separation of self-propelled ballistic particles

open access: yesPhysical Review E, 2018
6 pages, 4 ...
Bruss, Isaac R., Glotzer, Sharon C.
openaire   +4 more sources

Diffusion properties of active particles with directional reversal

open access: yesNew Journal of Physics, 2016
The diffusion properties of self-propelled particles which move at constant speed and, in addition, reverse their direction of motion repeatedly are investigated.
R Großmann, F Peruani, M Bär
doaj   +1 more source

Statistical physics of self-propelled particles [PDF]

open access: yesThe European Physical Journal Special Topics, 2015
Self-propelled particles (SPP) are a modern topic of interdisciplinary research at the frontier between physics and biology. These entities take up energy from their environment and convert (a part of) it into motion. This ability to move autonomously enables them to generate a new variety of singular properties and of collective dynamical behaviors ...
M. J. B. Hauser, L. Schimansky-Geier
openaire   +1 more source

A particle-field approach bridges phase separation and collective motion in active matter

open access: yesNature Communications, 2020
Interacting self-propelled particles exhibit phase separation or collective motion depending on particle shape. A unified theory connecting these paradigms represents a major challenge in active matter, which the authors address here by modeling active ...
Robert Großmann   +2 more
doaj   +1 more source

Dynamical clustering and phase separation in suspensions of self-propelled colloidal particles

open access: yes, 2013
We study experimentally and numerically a (quasi) two dimensional colloidal suspension of self-propelled spherical particles. The particles are carbon-coated Janus particles, which are propelled due to diffusiophoresis in a near-critical water-lutidine ...
Bechinger, Clemens   +5 more
core   +1 more source

Unsupervised learning of collective patterns in self-propelled particles through persistent homology [PDF]

open access: yesEPJ Web of Conferences
We propose an approach for systematically clustering and visualizing the diverse patterns generated from a system of self-propelled particles. To extract the topological features of these patterns, we integrate topological data analysis based on ...
Suetani Hiromichi
doaj   +1 more source

Geometry-induced dynamics of confined chiral active matter

open access: yesPhysical Review Research, 2023
Controlling the motion of active matter is a central issue that has recently garnered significant attention in fields ranging from nonequilibrium physics to chemical engineering and biology.
Archit Negi   +2 more
doaj   +1 more source

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