Chimera state in complex networks of bistable Hodgkin-Huxley neurons

AV Andreev, NS Frolov, AN Pisarchik, AE Hramov - Physical Review E, 2019‏ - APS
In this paper we study a chimera state in complex networks of bistable Hodgkin-Huxley
neurons with excitatory coupling, which manifests as a termination of spiking activity of a part …

Hidden electrical activity of two neurons connected with an asymmetric electric coupling subject to electromagnetic induction: Coexistence of patterns and its analog …

ZT Njitacke, IS Doubla, S Mabekou, J Kengne - Chaos, Solitons & Fractals, 2020‏ - Elsevier
In this paper, the effects of a threshold electromagnetic induction, as well as an asymmetry in
the electrical synaptic coupling between two neuronal oscillators, are studied through a 2D …

Intermittency properties in a temporal lobe epilepsy model

FS Borges, EC Gabrick, PR Protachevicz, GSV Higa… - Epilepsy & Behavior, 2023‏ - Elsevier
Neuronal synchronization is important for communication between brain regions and plays a
key role in learning. However, changes in connectivity can lead to hyper-synchronized …

Chimera-like behavior in a heterogeneous Kuramoto model: The interplay between attractive and repulsive coupling

N Frolov, V Maksimenko, S Majhi, S Rakshit… - … Journal of Nonlinear …, 2020‏ - pubs.aip.org
Interaction within an ensemble of coupled nonlinear oscillators induces a variety of
collective behaviors. One of the most fascinating is a chimera state that manifests the …

[HTML][HTML] The roles of potassium and calcium currents in the bistable firing transition

FS Borges, PR Protachevicz, DLM Souza… - Brain Sciences, 2023‏ - mdpi.com
Healthy brains display a wide range of firing patterns, from synchronized oscillations during
slow-wave sleep to desynchronized firing during movement. These physiological activities …

Influence of autapses on synchronization in neural networks with chemical synapses

PR Protachevicz, KC Iarosz, IL Caldas… - Frontiers in Systems …, 2020‏ - frontiersin.org
A great deal of research has been devoted on the investigation of neural dynamics in
various network topologies. However, only a few studies have focused on the influence of …

Synchronization in STDP-driven memristive neural networks with time-varying topology

ME Yamakou, M Desroches, S Rodrigues - Journal of Biological Physics, 2023‏ - Springer
Synchronization is a widespread phenomenon in the brain. Despite numerous studies, the
specific parameter configurations of the synaptic network structure and learning rules …

Emergence of mixed mode oscillations in random networks of diverse excitable neurons: The role of neighbors and electrical coupling

S Ghosh, A Mondal, P Ji, A Mishra, SK Dana… - Frontiers in …, 2020‏ - frontiersin.org
In this paper, we focus on the emergence of diverse neuronal oscillations arising in a mixed
population of neurons with different excitability properties. These properties produce mixed …

The effect of time delay for synchronisation suppression in neuronal networks

M Hansen, PR Protachevicz, KC Iarosz… - Chaos, Solitons & …, 2022‏ - Elsevier
We study the time delay in the synaptic conductance for suppression of spike
synchronisation in a random network of Hodgkin–Huxley neurons coupled by means of …

[HTML][HTML] Propagation of transient explosive synchronization in a mesoscale mouse brain network model of epilepsy

A Ranjan, SR Gandhi - Network Neuroscience, 2024‏ - direct.mit.edu
Generalized epileptic attacks, which exhibit widespread disruption of brain activity, are
characterized by recurrent, spontaneous, and synchronized bursts of neural activity that self …