Results 1 to 10 of about 91 (74)

Lie series solution of the bicircular problem

open access: yesResults in Physics, 2021
The present work performs a semi–analytical solution for the orbit of an infinitesimal particle in the framework of the bicircular Sun–Earth–Moon system.
Elbaz I. Abouelmagd   +2 more
doaj   +4 more sources

Equilibria, stability and chaos in photogravitational Bi-Circular restricted four-body problem [PDF]

open access: yesHeliyon, 2021
A model to investigate the influence of gravitational force and radiation pressure on interstellar dust found within the vicinities of certain stellar systems is presented in this study with the inclusion of potential due to the belt.
Jagadish Singh, Solomon Okpanachi Omale
doaj   +2 more sources

Geometric Analysis of Sun-Assisted Lunar Transfer Trajectories in the Planar Bicircular Four-Body Model

open access: yesApplied Sciences, 2023
This research presents a geometric analysis of Sun-assisted low-energy lunar transfers and several convenient tools that enable the systematic trajectory design in the framework of the planar bicircular restricted four-body problem.
Anastasia Tselousova   +3 more
doaj   +3 more sources

Research on Virtual Array Transform Method of Uniform Bicircular Array

open access: yes水下无人系统学报, 2023
In order to solve the problem of insufficient target discrimination and spatial resolution caused by the limited aperture of a bicircular array in the aerial sonar system, a virtual array transform method that could expand the aperture of the bicircular ...
Xiaoying REN   +4 more
doaj   +1 more source

Effects of Albedo and Oblateness in the Bi-Circular Restricted Four-Body Problem

open access: yesPartial Differential Equations in Applied Mathematics, 2023
In this paper, a bicircular model describing motion of a spacecraft around the Sun–Earth–Moon system is studied. The impact of important characterizations such as radiation from the Sun, the Earth’s and Moon’s Albedo and oblateness of the Moon are all ...
Jagadish Singh, Solomon Okpanachi Omale
doaj   +1 more source

Two Periodic Models for the Earth-Moon System

open access: yesFrontiers in Applied Mathematics and Statistics, 2018
This paper discusses two alternative models to the Restricted Three Body Problem (RTBP) for the motion of a massless particle in the Earth-Moon system. These models are the Bicircular Problem (BCP) and the Quasi-Bicircular Problem (QBCP).
Marc Jorba-Cuscó   +2 more
doaj   +1 more source

Divergence Evaluation Criteria for Lunar Departure Trajectories Under Bi-Circular Restricted Four-Body Problem

open access: yesAerospace
This study focuses on the nonlinear departure dynamics of spacecraft from the Near Rectilinear Halo Orbit (NRHO) to the outer regions of Selenocentric Space.
Kohei Takeda, Toshinori Kuwahara
doaj   +1 more source

Trajectory Design for Transfers from Cislunar Orbits to the Retrograde Geo-Synchronous Orbit

open access: yesSpace: Science & Technology
Retrograde geo-synchronous orbit (RGSO) possesses unique orbital characteristics and has shown great potential in space surveillance and space situational awareness.
Shuhao Cui   +3 more
doaj   +1 more source

On the effects of Sun's gravity and solar radiation pressure to the Earth-Moon distant retrograde orbits

open access: yesXibei Gongye Daxue Xuebao
The distant retrograde orbits(DROs) form a family of planar periodic orbits that are retrograde around the Moon in the Earth-Moon circular restricted three-body problem(CR3BP).
WANG Xin, GAO Chen, LIU Lei
doaj   +1 more source

Femtosecond photoelectron circular dichroism of chemical reactions. [PDF]

open access: yesSci Adv, 2022
Svoboda V   +9 more
europepmc   +1 more source

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