Results 11 to 20 of about 203,959 (154)

Bifurcations of Orbit and Inclination Flips Heteroclinic Loop with Nonhyperbolic Equilibria [PDF]

open access: yesThe Scientific World Journal, 2014
The bifurcations of heteroclinic loop with one nonhyperbolic equilibrium and one hyperbolic saddle are considered, where the nonhyperbolic equilibrium is supposed to undergo a transcritical bifurcation; moreover, the heteroclinic loop has an orbit flip ...
Fengjie Geng, Junfang Zhao
doaj   +2 more sources

Solar sail dynamics in the three-body problem: homoclinic paths of points and orbits [PDF]

open access: yes, 2008
In this paper we consider the orbital previous termdynamicsnext term of a previous termsolar sailnext term in the Earth-Sun circular restricted three-body problem. The equations of motion of the previous termsailnext term are given by a set of non-linear
Waters, Thomas   +3 more
core   +4 more sources

First-guess generation of solar sail interplanetary heteroclinic connections [PDF]

open access: yes, 2014
This work deals with the generation of first-guess interplanetary trajectories connecting Libration Point Orbits (LPOs) belonging to different restricted three body problems.
Heiligers, Jeannette   +2 more
core   +4 more sources

Optimisation of solar sail interplanetary heteroclinic connections [PDF]

open access: yes, 2014
This paper investigates time-optimal solar sail trajectories between displaced Libration Point Orbits (LPOs) of different circular restricted three-body systems.
Heiligers, Jeannette   +2 more
core   +4 more sources

Invariant manifolds and orbit control in the solar sail three-body problem [PDF]

open access: yes, 2008
In this paper we consider issues regarding the control and orbit transfer of solar sails in the circular restricted Earth-Sun system. Fixed points for solar sails in this system have the linear dynamical properties of saddles crossed with centers; thus ...
Waters, Thomas J., McInnes, Colin R.
core   +4 more sources

Extension of the sun-synchronous Orbit [PDF]

open access: yes, 2010
Through careful consideration of the orbit perturbation force due to the oblate nature of the primary body a secular variation of the ascending node angle of a near-polar orbit can be induced without expulsion of propellant.
Bosquillon de Frescheville, Francois   +9 more
core   +4 more sources

Dynamics of a plant-herbivore model with a chemically-mediated numerical response

open access: yesMathematics in Applied Sciences and Engineering, 2021
A system of two ordinary differential equations is proposed to model chemically-mediated interactions between plants and herbivores by incorporating a toxin-modified numerical response.
Lin Wang, James Watmough, Fang Yu
doaj   +1 more source

Heteroclinic-structure transition of the pure quartic modulation instability

open access: yes, 2022
We show that, in the pure-quartic systems, modulation instability (MI) undergoes heteroclinic-structure transitions (HSTs) at two critical frequencies of {\omega} c1 and {\omega} c2 ( {\omega} c2 > {\omega} c1 ), which indicates that there are ...
Chong Liu (450204)   +3 more
core   +1 more source

Spatial dynamics in the family of sixth-order differential equations from the theory of partial formation [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
Topic of the paper. Bounded stationary (i.e. independent in time) spatially one-dimensional solutions of a quasilinear parabolic PDE are studied on the whole real line.
Kulagin, Nikolaj Evgenevich   +1 more
doaj   +1 more source

Bifurcation of Nongeneric Homoclinic Orbit Accompanied by Pitchfork Bifurcation

open access: yesAbstract and Applied Analysis, 2014
The bifurcation of a nongeneric homoclinic orbit (i.e., the orbit comes from the equilibrium along the unstable manifold instead of the center manifold) connecting a nonhyperbolic equilibrium is investigated, and the nonhyperbolic equilibrium undergoes ...
Fengjie Geng, Song Li
doaj   +1 more source

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