Results 151 to 160 of about 35,466 (285)

On bifurcation points of the stationary Vlasov-Maxwell system with bifurcation direction [PDF]

open access: yesarXiv, 2000
The theorem on the existence of bifurcation points of the stationary solutions for the Vlasov-Maxwell system with bifurcation direction is proved.
arxiv  

Coulomb-actuated microbeams revisited: experimental and numerical modal decomposition of the saddle-node bifurcation. [PDF]

open access: yesMicrosyst Nanoeng, 2021
Melnikov A   +7 more
europepmc   +1 more source

New methods for computing a closest saddle node bifurcation and worst case load power margin for voltage collapse

open access: yes, 1993
Voltage collapse and blackout can occur in an electric power system when load powers vary so that the system loses stability in a saddle node bifurcation.
I. Dobson, L. Lu
semanticscholar   +1 more source

Chaos in driven Alfvén systems: unstable periodic orbits and chaotic saddles [PDF]

open access: yesNonlinear Processes in Geophysics, 2007
The chaotic dynamics of Alfvén waves in space plasmas governed by the derivative nonlinear Schrödinger equation, in the low-dimensional limit described by stationary spatial solutions, is studied.
A. C.-L. Chian   +5 more
doaj  

Organization at criticality enables processing of time‐varying signals by receptor networks

open access: yesMolecular Systems Biology, 2020
How cells utilize surface receptors for chemoreception is a recurrent question spanning between physics and biology over the past few decades. However, the dynamical mechanism for processing time‐varying signals is still unclear.
Angel Stanoev   +2 more
doaj   +1 more source

Using Nyquist or Nyquist-Like Plot to Predict Three Typical Instabilities in DC-DC Converters

open access: yes, 2012
By transforming an exact stability condition, a new Nyquist-like plot is proposed to predict occurrences of three typical instabilities in DC-DC converters.
Al-Mothafar   +24 more
core   +1 more source

Bifurcation in a Leslie–Gower system with fear in predators and strong Allee effect in prey

open access: yesNonlinear Analysis
In this paper, we consider a modified Leslie–Gower predator–prey model with Allee effect on prey and fear effect on predators. Results show complex dynamical behaviors in the model with these factors.
Ranchao Wu, Wenkai Xiong
doaj   +1 more source

Complex Dynamics in a Singular Delayed Bioeconomic Model with and without Stochastic Fluctuation

open access: yesDiscrete Dynamics in Nature and Society, 2015
A singular delayed biological economic predator-prey system with and without stochastic fluctuation is proposed. The conditions of singularity induced bifurcation are gained, and a state feedback controller is designed to eliminate such bifurcation ...
Xinyou Meng, Qingling Zhang
doaj   +1 more source

Analysis on recurrence behavior in oscillating networks of biologically relevant organic reactions

open access: yesMathematical Biosciences and Engineering, 2019
In this paper, we present a new method based on dynamical system theory to study certain type of slow-fast motions in dynamical systems, for which geometric singular perturbation theory may not be applicable.
Pei Yu, Xiangyu Wang
doaj   +1 more source

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