Results 11 to 20 of about 3,171,566 (182)

Active matter clusters at interfaces [PDF]

open access: yesFrontiers in Materials, 2016
Collective and directed motility or swarming is an emergent phenomenon displayed by many self-organized assemblies of active biological matter such as clusters of embryonic cells during tissue development, cancerous cells during tumor formation and ...
Copenhagen, Katherine, Gopinathan, Ajay
core   +6 more sources

Proliferating active matter. [PDF]

open access: yesNat Rev Phys, 2023
Published by Springer Nature ...
Hallatschek O   +6 more
europepmc   +7 more sources

Differential-activity driven instabilities in biphasic active matter [PDF]

open access: yesPhysical Review Letters, 2017
Active stresses can cause instabilities in contractile gels and living tissues. Here we describe a generic hydrodynamic theory that treats these systems as a mixture of two phases of varying activity and different mechanical properties.
Mahadevan, L.   +2 more
core   +7 more sources

Amorphous entangled active matter. [PDF]

open access: yesSoft Matter, 2023
Examining the properties of amorphous entangled systems through in silico simulations and in living aggregates of worm blobs, large-amplitude changes of the particle's shape improve the entanglement and tensile strength of the collective.
Savoie W   +4 more
europepmc   +3 more sources

Light, Matter, Action: Shining Light on Active Matter. [PDF]

open access: yesACS Photonics, 2023
Light carries energy and momentum. It can therefore alter the motion of objects from atomic to astronomical scales. Being widely available, readily controllable and broadly biocompatible, light is also an ideal tool to propel microscopic particles, drive them out of thermodynamic equilibrium and make them active.
Rey M, Volpe G, Volpe G.
europepmc   +5 more sources

Active matter therapeutics. [PDF]

open access: yesNano Today, 2020
Nanotherapies based on micelles, liposomes, polymersomes, nanocapsules, magnetic nanoparticles, and noble metal nanoparticles have been at the forefront of drug delivery in the past few decades. Some of these nanopharmaceuticals have been commercially applied to treat a wide range of diseases, from dry eye syndrome to cancer.
Ghosh A, Xu W, Gupta N, Gracias DH.
europepmc   +4 more sources

Pulsating Active Matter

open access: yesPhysical Review Letters, 2023
We reveal that the mechanical pulsation of locally synchronised particles is a generic route to propagate deformation waves. We consider a model of dense repulsive particles whose activity drives periodic change in size of each individual. The dynamics is inspired by biological tissues where cells consume fuel to sustain active deformation.
Yiwei Zhang, Étienne Fodor
openaire   +3 more sources

Chiral active matter

open access: yesEurophysics Letters, 2022
Abstract Chiral active matter comprises particles which can self-propel and self-rotate. Examples range from sperm cells and bacteria near walls to autophoretic L-shaped colloids. In this perspective article we focus on recent developments in chiral active matter.
Liebchen, Benno, Levis, Demian
openaire   +2 more sources

Active Matter [PDF]

open access: yesThe European Physical Journal E, 2013
The study of systems with sustained energy uptake and dissipation at the scale of the constituent particles is an area of central interest in nonequilibrium statistical physics. Identifying such systems as a distinct category -- Active Matter -- unifies our understanding of autonomous collective move- ment in the living world and in some surprising ...
Golestanian, R. ; https://orcid.org/0000-0002-3149-4002   +1 more
openaire   +5 more sources

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