Results 21 to 30 of about 30,655 (149)

Mechanism and Characteristics of Global Varying Compliance Parametric Resonances in a Ball Bearing

open access: yesApplied Sciences, 2020
Varying compliance (VC) is an unavoidable form of parametric excitation in rolling bearings and can affect the stability and safety of the bearing and its supporting rotor system.
Zhiyong Zhang   +5 more
doaj   +1 more source

Travelling waves and their bifurcations in the Lorenz-96 model [PDF]

open access: yes, 2017
In this paper we study the dynamics of the monoscale Lorenz-96 model using both analytical and numerical means. The bifurcations for positive forcing parameter $F$ are investigated.
Sterk, Alef E., van Kekem, Dirk L.
core   +2 more sources

Within-burst synchrony changes for coupled elliptic bursters [PDF]

open access: yes, 2009
We study the appearance of a novel phenomenon for linearly coupled identical bursters: synchronized bursts where there are changes of spike synchrony within each burst. The examples we study are for normal form elliptic bursters where there is a periodic
Ashwin, Peter, Azad, Abul kalam al
core   +2 more sources

A Continuous Time Bertrand Duopoly Game With Fractional Delay and Conformable Derivative: Modeling, Discretization Process, Hopf Bifurcation, and Chaos

open access: yesFrontiers in Physics, 2019
The purpose of this paper is three-fold. First, we present a discretization process to obtain numerical solutions of a conformable fractional-order system with delays. Second, we extend the classical Bertrand duopoly game with integer delays to that with
Baogui Xin, Wei Peng, Luca Guerrini
doaj   +1 more source

The Dynamics of Hybrid Metabolic-Genetic Oscillators [PDF]

open access: yes, 2013
The synthetic construction of intracellular circuits is frequently hindered by a poor knowledge of appropriate kinetics and precise rate parameters. Here, we use generalized modeling (GM) to study the dynamical behavior of topological models of a family ...
Alon U.   +5 more
core   +1 more source

Mixed mode oscillations in the Bonhoeffer-van der Pol oscillator with weak periodic perturbation [PDF]

open access: yes, 2013
Following the paper of K. Shimizu et al. (2011) we consider the Bonhoeffer-van der Pol oscillator with non-autonomous periodic perturbation. We show that the presence of mixed mode oscillations reported in that paper can be explained using the ...
Kutafina, E.
core   +2 more sources

Complex Dynamics in Generalized Hénon Map

open access: yesDiscrete Dynamics in Nature and Society, 2015
The complex dynamics of generalized Hénon map with nonconstant Jacobian determinant are investigated. The conditions of existence for fold bifurcation, flip bifurcation, and Hopf bifurcation are derived by using center manifold theorem and bifurcation ...
Meixiang Cai
doaj   +1 more source

On occurrence of sudden increase of spiking amplitude via fold limit cycle bifurcation in a modified Van der Pol–Duffing system with slow-varying periodic excitation

open access: yesNonlinear dynamics, 2021
The main purpose of the paper is to reveal the mechanism of certain special phenomena in bursting oscillations such as the sudden increase of the spiking amplitude.
Xiaofang Zhang   +3 more
semanticscholar   +1 more source

Modified slow-fast analysis method for slow-fast dynamical systems with two scales in frequency domain

open access: yesTheoretical and Applied Mechanics Letters, 2019
A modified slow-fast analysis method is presented for the periodically excited non-autonomous dynamical system with an order gap between the exciting frequency and the natural frequency.
Zhengdi Zhang   +2 more
doaj   +1 more source

Complex oscillatory patterns near singular Hopf bifurcation in a two-timescale ecosystem [PDF]

open access: yesDiscrete & Continuous Dynamical Systems - B, 2019
We consider an ecological model consisting of two species of predators competing for their common prey with explicit interference competition. With a proper rescaling, the model is portrayed as a singularly perturbed system with one-fast (prey dynamics ...
Susmita Sadhu
semanticscholar   +1 more source

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