Results 61 to 70 of about 747,954 (250)

Snaking and isolas of localised states in bistable discrete lattices

open access: yes, 2010
We consider localised states in a discrete bistable Allen-Cahn equation. This model equation combines bistability and local cell-to-cell coupling in the simplest possible way.
Antoneli   +26 more
core   +1 more source

ANALYSIS OF DYNAMIC CHARACTERISTICS OF FAULTY MAGNETIC BEARING-ROTOR SYSTEM

open access: yesJixie qiangdu, 2022
Consider the coupling of shaft cracks, rotor eccentricity, electromagnetic force of the electromagnetic bearing, and friction force between the rotating shaft and auxiliary bearing, the Runge-Kutta method is used to obtain the electromagnetic bearing ...
ZHANG LingYun, ZOU AiCheng
doaj  

Invariant manifolds of the Bonhoeffer-van der Pol oscillator

open access: yes, 2010
The stable and unstable manifolds of a saddle fixed point (SFP) of the Bonhoeffer-van der Pol oscillator are numerically studied. A correspondence between the existence of homoclinic tangencies (whic are related to the creation or destruction of Smale ...
Benítez, R., Bolós, V. J.
core   +1 more source

Exact solutions for chemical concentration waves of self-propelling camphor particles racing on a ring: A novel potential dynamics perspective [PDF]

open access: yes, 2014
A potential dynamics approach is developed to determine the periodic standing and traveling wave patterns associated with self-propelling camphor objects floating on ring-shaped water channels. Exact solutions of the wave patterns are derived.
Frank, T. D.
core   +4 more sources

Bifurcation diagrams of global connections in Filippov systems

open access: yesNonlinear Analysis: Hybrid Systems, 2023
In this paper, we are concerned about the qualitative behavior of planar Filippov systems around some typical invariant sets, namely, polycycles. In the smooth context, a polycycle is a simple closed curve composed by a collection of singularities and regular orbits, inducing a first return map.
Kamila S. Andrade   +2 more
openaire   +2 more sources

A Galerkin/POD Reduced-Order Model from Eigenfunctions of Non-Converged Time Evolution Solutions in a Convection Problem

open access: yesMathematics, 2022
A Galerkin/POD reduced-order model from eigenfunctions of non-converged time evolution transitory states in a problem of Rayleigh–Bénard is presented. The problem is modeled in a rectangular box with the incompressible momentum equations coupled with an ...
Jesús Cortés   +2 more
doaj   +1 more source

Streamline topology and dilute particle dynamics in a Karman vortex street flow

open access: yes, 2003
Three types of streamline topology in a Karman vortex street flow are shown under the variation of spatial parameters. For the motion of dilute particles in the K\'arm\'an vortex street flow, there exist a route of bifurcation to a chaotic orbit and more
Wu, ZB (reprint author), Acad Sinica, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100080, Peoples R China.   +1 more
core   +1 more source

Shil'nikov Chaos control using Homoclinic orbits and the Newhouse region

open access: yes, 2006
A method of controlling Shil'nikov's type chaos using windows that appear in the 1 dimensional bifurcation diagram when perturbations are applied, and using existence of stable homoclinic orbits near the unstable one is presented and applied to the ...
Furui, Sadataka, Niiya, Shohei
core   +1 more source

Complex dynamics of an optically injected semiconductor laser : bifurcation theory and experiment [PDF]

open access: yes, 2002
In this paper unprecedented agreement is reported between a theoretical two-dimensional bifurcation diagram and the corresponding experimental stability map of an optically injected semiconductor laser over a large range of relevant injection parameter ...
Krauskopf, B   +3 more
core   +1 more source

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