Results 41 to 50 of about 32,448 (189)

Spatio-temporal patterns of non-autonomous systems on hypergraphs: Turing and Benjamin–Feir mechanisms

open access: yesNew Journal of Physics, 2023
This paper examines the Turing patterns and the spatio-temporal chaos of non-autonomous systems defined on hypergraphs. The analytical conditions for Turing instability and Benjamin–Feir instability are obtained by linear stability analysis using new ...
Wen Wang, Shutang Liu
doaj   +1 more source

Unstable subsystems cause Turing instability

open access: yesKodai Mathematical Journal, 2012
We study Turing instabilities in 3-component reaction-diffusion systems. The existence of a complementary pair of stable-unstable subsystems always gives rise to Turing instability for suitable diagonal diffusion matrices. There are two types of Turing instability, one called steady instability and the other wave instability.
Anma, Atsushi   +2 more
openaire   +2 more sources

Spatiotemporal dynamics and Turing patterns in an eco-epidemiological model with cannibalism

open access: yesResults in Control and Optimization, 2022
In this work, we have studied the spatiotemporal dynamics and pattern formation in an eco-epidemiological model with cannibalism, which are not explored in the existing literature.
Vikas Kumar   +2 more
doaj   +1 more source

Reaction-diffusion models for biological pattern formation [PDF]

open access: yes, 2001
We consider the use of reaction-diffusion equations to model biological pattern formation and describe the derivation of the reaction-terms for several illustrative examples.
Crampin, E. J., Maini, P. K.
core   +1 more source

Approximate localised dihedral patterns near a turing instability

open access: yesNonlinearity, 2023
Abstract Fully localised patterns involving cellular hexagons or squares have been found experimentally and numerically in various continuum models. However, there is currently no mathematical theory for the emergence of these localised cellular patterns from a quiescent state.
Dan J Hill   +2 more
openaire   +3 more sources

Neimark-Sacker-Turing Instability and Pattern Formation in a Spatiotemporal Discrete Predator-Prey System with Allee Effect

open access: yesDiscrete Dynamics in Nature and Society, 2018
A spatiotemporal discrete predator-prey system with Allee effect is investigated to learn its Neimark-Sacker-Turing instability and pattern formation.
Huayong Zhang   +4 more
doaj   +1 more source

Pattern Formation in a Predator–Prey Model with Allee Effect and Hyperbolic Mortality on Multiplex Networks

open access: yesMathematics, 2023
With the rapid development of network science, Turing patterns on complex networks have attracted extensive attention from researchers. In this paper, we focus on spatial patterns in multiplex ER (Erdös-Rényi) random networks, taking the predator–prey ...
Lei Shi, Jiaying Zhou, Yong Ye
doaj   +1 more source

Turbulent patterns in wall-bounded flows: a Turing instability? [PDF]

open access: yes, 2012
In their way to/from turbulence, plane wall-bounded flows display an interesting transitional regime where laminar and turbulent oblique bands alternate, the origin of which is still mysterious.
Manneville, Paul
core   +3 more sources

On the mechanisms for formation of segmented waves in active media [PDF]

open access: yesКомпьютерные исследования и моделирование, 2013
We suggest three possible mechanisms for formation of segmented waves and spirals. These structures were observed in the Belousov-Zhabotinsky reaction dispersed in a water-in-oil aerosol OT microemulsion.
Maria Yur'evna Borina, A. A. Polezhaev
doaj   +1 more source

Turing Instability in Reaction-Diffusion Systems with a Single Diffuser: Characterization Based on Root Locus

open access: yes, 2013
Cooperative behaviors arising from bacterial cell-to-cell communication can be modeled by reaction-diffusion equations having only a single diffusible component.
Hara, Shinji   +2 more
core   +1 more source

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