Results 11 to 20 of about 467,200 (296)

Orbits in the two-body problem in terms of symmetries [PDF]

open access: yesКомпьютерные исследования и моделирование, 2011
For the two-body problem computed 12-parameter group symmetry transformations which translate the obvious solution - uniform motion of bodies in circular orbits with a common fixed center - a motion with arbitrary initial data.
Gennadii Nikolaevich Yakovenko
doaj   +1 more source

Slowly Vibrating Axially Symmetric Bodies-Transverse Flow

open access: yesInternational Journal of Applied Mechanics and Engineering, 2021
Stokes drag on axially symmetric bodies vibrating slowly along the axis of symmetry placed under a uniform transverse flow of the Newtonian fluid is calculated.
D.K. Srivastava
doaj   +1 more source

Non-geodesic circular motion of massive spinning test bodies around a Schwarzschild field in the Lagrangian theory

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
Recent interest on studying possible violations of the Equivalence Principle has led to the development of space satellite missions testing it for bodies moving on circular orbits around Earth.
Sergio A. Hojman, Felipe A. Asenjo
doaj   +1 more source

A hybrid piezoelectric–electromagnetic nonlinear vibration energy harvester excited by fluid flow

open access: yesComptes Rendus. Mécanique, 2021
Energy harvesting mechanisms can be used to extract energy from ambient surroundings to power small electronic devices, which has a significant advantage in realizing self-sustaining wireless devices.
Hafizh, Muhammad   +6 more
doaj   +1 more source

Many-body perturbation theory calculations on circular quantum dots [PDF]

open access: yesPhysical Review B, 2007
The possibility to use perturbation theory to systematically improve calculations on circular quantum dots is investigated. A few different starting points, including Hartree-Fock, are tested and the importance of correla- tion is discussed. Quantum dots with up to 12 electrons are treated and the effects of an external magnetic field are examined. The
Waltersson, Erik, Lindroth, Eva
openaire   +2 more sources

Comparisons between the circular restricted three-body and bi-circular four body problems for transfers between the two smaller primaries

open access: yesScientific Reports, 2022
AbstractImportant properties of the dynamics of a spacecraft can be obtained from the Circular Restricted Three Body Problem and the Bi-Circular Bi-planar Four Body Problem. In this work, both systems are compared under the perspective of the costs involved in a transfer between the smaller primaries.
Allan Kardec de Almeida   +1 more
openaire   +4 more sources

Short-range guiding can result in the formation of circular aggregates in myxobacteria populations. [PDF]

open access: yesPLoS Computational Biology, 2015
Myxobacteria are social bacteria that upon starvation form multicellular fruiting bodies whose shape in different species can range from simple mounds to elaborate tree-like structures.
Albertas Janulevicius   +2 more
doaj   +1 more source

Celestial mechanics of elastic bodies [PDF]

open access: yes, 2006
We construct time independent configurations of two gravitating elastic bodies. These configurations either correspond to the two bodies moving in a circular orbit around their center of mass or strictly static configurations.Comment: 16 pages, 2 figures,
Bernd G. Schmidt   +10 more
core   +4 more sources

Wave forces on fixed vertical axisymmetric bodies

open access: yesVietnam Journal of Mechanics, 1994
In this paper, wave forces on fixed vertical axisymmetric bodies are considered by the hybrid boundary element method. A program package on Fortran IV on PC has been developed and applied for the cases of a vertical circular (large and small diameter ...
Nguyen Tien Dat
doaj   +1 more source

Dynamics of a System of Two Connected Bodies Moving along a Circular Orbit around the Earth [PDF]

open access: yesEPJ Web of Conferences, 2020
Symbolic–numeric methods are used to investigate the dynamics of a system of two bodies connected by a spherical hinge. The system is assumed to move along a circular orbit under the action of gravitational torque. The equilibrium orientations of the two-
Gutnik Sergey A., Sarychev Vasily A.
doaj   +1 more source

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