Results 21 to 30 of about 59,242 (303)

Generating Multidirectional Variable Hidden Attractors via Newly Commensurate and Incommensurate Non-Equilibrium Fractional-Order Chaotic Systems

open access: yesEntropy, 2021
This article investigates a non-equilibrium chaotic system in view of commensurate and incommensurate fractional orders and with only one signum function.
Nadjette Debbouche   +6 more
doaj   +1 more source

Analysis of the Neuron Dynamics in Thalamic Reticular Nucleus by a Reduced Model

open access: yesFrontiers in Computational Neuroscience, 2021
Strategically located between the thalamus and the cortex, the inhibitory thalamic reticular nucleus (TRN) is a hub to regulate selective attention during wakefulness and control the thalamic and cortical oscillations during sleep.
Chaoming Wang   +5 more
doaj   +1 more source

Bifurcations of emergent bursting in a neuronal network [PDF]

open access: yes, 2012
Complex neuronal networks are an important tool to help explain paradoxical phenomena observed in biological recordings. Here we present a general approach to mathematically tackle a complex neuronal network so that we can fully understand the underlying
Wu Yu   +14 more
core   +1 more source

Emergent synchronous bursting of oxytocin neuronal network [PDF]

open access: yes, 2008
When young suckle, they are rewarded intermittently with a let-down of milk that results from reflex secretion of the hormone oxytocin; without oxytocin, newly born young will die unless they are fostered. Oxytocin is made by magnocellular hypothalamic
Feng, J. F.   +31 more
core   +1 more source

Mathematical model of bursting in dissociated Purkinje neurons [PDF]

open access: yes, 2013
In vitro, Purkinje cell behaviour is sometimes studied in a dissociated soma preparation in which the dendritic projection has been cleaved. A fraction of these dissociated somas spontaneously burst.
Forrest Michael D.   +2 more
core   +2 more sources

Nonlinear optimal perturbations in a Couette flow: bursting and transition [PDF]

open access: yes, 2013
This paper provides the analysis of bursting and transition to turbulence in a Couette flow, based on the growth of nonlinear optimal disturbances. We use a global variational procedure to identify such optimal disturbances, defined as those initial ...
DE PALMA, Pietro, CHERUBINI, Stefania
core   +1 more source

An Integration Method of Bursting Strain Energy and Seismic Velocity Tomography for Coal Burst Hazard Assessment [PDF]

open access: yes, 2022
The occurrence of coal burst in underground coal mines is complex, abrupt, and diverse, and the evaluation and prediction of coal burst hazard is the premise of effective prevention and control of coal burst.
Wei Shen   +6 more
core   +1 more source

Corticothalamic Pathways From Layer 5: Emerging Roles in Computation and Pathology

open access: yesFrontiers in Neural Circuits, 2021
Large portions of the thalamus receive strong driving input from cortical layer 5 (L5) neurons but the role of this important pathway in cortical and thalamic computations is not well understood.
Rebecca A. Mease, Antonio J. Gonzalez
doaj   +1 more source

Mechanisms leading to bursting oscillations in the system of predator–prey communities coupled by migrations [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика, 2023
The purpose is to study the periodic regimes of the dynamics for two non-identical predator–prey communities coupled by migrations, associated with the partial synchronization of fluctuations in the abundance of communities.
Kurilova, Ekaterina Viktorovna   +2 more
doaj   +1 more source

Mechanisms for multiple activity modes of VTA dopamine neurons

open access: yesFrontiers in Computational Neuroscience, 2015
Midbrain ventral segmental area (VTA) dopaminergic neurons send numerous projections to cortical and sub-cortical areas, and diffusely release dopamine (DA) to their targets.
Andrew eOster   +4 more
doaj   +1 more source

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