The mathematics behind chimera states
OE Omel'chenko - Nonlinearity, 2018 - iopscience.iop.org
Chimera states are self-organized spatiotemporal patterns of coexisting coherence and
incoherence. We give an overview of the main mathematical methods used in studies of …
incoherence. We give an overview of the main mathematical methods used in studies of …
Chaos in Kuramoto oscillator networks
Kuramoto oscillators are widely used to explain collective phenomena in networks of
coupled oscillatory units. We show that simple networks of two populations with a generic …
coupled oscillatory units. We show that simple networks of two populations with a generic …
Chimera states in two populations with heterogeneous phase-lag
The simplest network of coupled phase-oscillators exhibiting chimera states is given by two
populations with disparate intra-and inter-population coupling strengths. We explore the …
populations with disparate intra-and inter-population coupling strengths. We explore the …
Noise-induced macroscopic oscillations in a network of synaptically coupled quadratic integrate-and-fire neurons
I Ratas, K Pyragas - Physical Review E, 2019 - APS
We consider the effect of small independent local noise on a network of quadratic integrate-
and-fire neurons, globally coupled via synaptic pulses of finite width. The Fokker-Planck …
and-fire neurons, globally coupled via synaptic pulses of finite width. The Fokker-Planck …
Macroscopic self-oscillations and aging transition in a network of synaptically coupled quadratic integrate-and-fire neurons
I Ratas, K Pyragas - Physical Review E, 2016 - APS
We analyze the dynamics of a large network of coupled quadratic integrate-and-fire
neurons, which represent the canonical model for class I neurons near the spiking threshold …
neurons, which represent the canonical model for class I neurons near the spiking threshold …
Chimeras on a ring of oscillator populations
CR Laing - Chaos: An Interdisciplinary Journal of Nonlinear …, 2023 - pubs.aip.org
Chimeras occur in networks of coupled oscillators and are characterized by coexisting
groups of synchronous oscillators and asynchronous oscillators. We consider a network …
groups of synchronous oscillators and asynchronous oscillators. We consider a network …
Simple and complex chimera states in a nonlinearly coupled oscillatory medium
We consider chimera states in a one-dimensional medium of nonlinear nonlocally coupled
phase oscillators. In terms of a local coarse-grained complex order parameter, the problem …
phase oscillators. In terms of a local coarse-grained complex order parameter, the problem …
Macroscopic oscillations of a quadratic integrate-and-fire neuron network with global distributed-delay coupling
I Ratas, K Pyragas - Physical Review E, 2018 - APS
We consider a large network of globally coupled quadratic integrate-and-fire neurons, which
are canonical representatives for class I neurons near the spiking threshold. The model …
are canonical representatives for class I neurons near the spiking threshold. The model …
Synchronization of non-weakly coupled aeroelastic oscillators
D Shenhav Feigin, O Shoshani - Communications Physics, 2024 - nature.com
Synchronized oscillators are ubiquitous in nature and engineering. Despite several models
that have been proposed to treat synchronized oscillators beyond weak coupling, the widely …
that have been proposed to treat synchronized oscillators beyond weak coupling, the widely …
Two scenarios for the onset and suppression of collective oscillations in heterogeneous populations of active rotators
We consider the macroscopic regimes and the scenarios for the onset and the suppression
of collective oscillations in a heterogeneous population of active rotators composed of …
of collective oscillations in a heterogeneous population of active rotators composed of …