Results 1 to 10 of about 5,462,018 (286)

Motional consensus of self-propelled particles [PDF]

open access: yesScientific Reports, 2023
The motional consensus of self-propelled particles is studied in both noise-free cases and cases with noise by the standard Vicsek model. In the absence of noise, we propose a simple method, using grid-based technique and defining the normalized variance
Jia-xin Qian, Jun Wang, Yan-qing Lu
doaj   +4 more sources

Inertial delay of self-propelled particles [PDF]

open access: yesNature Communications, 2018
Active matter describes a group of interacting units showing collective motions by constantly consuming energy from the environment, but inertia has largely been overlooked in this context. Scholz et al. show how important it can be by characterizing the
Christian Scholz   +3 more
doaj   +6 more sources

Anomalous segregation dynamics of self-propelled particles [PDF]

open access: yesNew Journal of Physics, 2015
A number of novel experimental and theoretical results have recently been obtained on active soft matter, demonstrating the various interesting universal and anomalous features of this kind of driven systems.
Enys Mones   +2 more
doaj   +7 more sources

Hydrodynamic Behavior of Self-Propelled Particles in a Simple Shear Flow [PDF]

open access: yesEntropy, 2022
The hydrodynamic properties of a squirmer type of self-propelled particle in a simple shear flow are investigated using the immersed boundary-lattice Boltzmann method in the range of swimming Reynolds number 0.05 ≤ Res ≤ 2.0, flow Reynolds number 40 ...
Tingting Qi   +2 more
doaj   +4 more sources

Swarming Transition in Super-Diffusive Self-Propelled Particles [PDF]

open access: yesEntropy, 2023
A super-diffusive Vicsek model is introduced in this paper that incorporates Levy flights with exponent α. The inclusion of this feature leads to an increase in the fluctuations of the order parameter, ultimately resulting in the disorder phase becoming ...
Morteza Nattagh Najafi   +2 more
doaj   +2 more sources

Inertial self-propelled particles [PDF]

open access: yesThe Journal of Chemical Physics, 2021
We study how inertia affects the behavior of self-propelled particles moving through a viscous solvent by employing the underdamped version of the active Ornstein–Uhlenbeck model. We consider both potential-free and harmonically confined underdamped active particles and investigate how the single-particle trajectories change as the drag coefficient is ...
Lorenzo Caprini   +1 more
openaire   +4 more sources

Kinetic Theory of Self-Propelled Particles with Nematic Alignment [PDF]

open access: yesEntropy
We present the results from kinetic theory for a system of self-propelled particles with alignment interactions of higher-order symmetry, particularly nematic ones. To this end, we use the Landau equation approach, a systematic approximation to the BBGKY
Horst-Holger Boltz   +2 more
doaj   +2 more sources

Random walks of intermittently self-propelled particles

open access: yesPhysical Review Research
Motivated by various recent experimental findings, we propose a dynamical model of intermittently self-propelled particles: active particles that recurrently switch between two modes of motion, namely an active run state and a turn state, in which self ...
Agniva Datta   +2 more
doaj   +3 more sources

Dynamics of Self-Propelled Janus Particles in Viscoelastic Fluids [PDF]

open access: yesPhysical Review Letters, 2016
5 pages, 4 figures, Physical Review Letters (accepted)
Alex Blokhuis   +2 more
exaly   +6 more sources

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