搜索结果: 1-15 共查到“物理学 orbits”相关记录22条 . 查询时间(0.107 秒)
Basic results in the rigorous theory of weighted dynamical zeta functions
or dynamically defined generalized Fredholm determinants are presented. Analytic
properties of the zeta functions or d...
Dressed test particles, oscillation centres and pseudo-orbits
Dressed test particles oscillation centres pseudo-orbits
2011/8/11
Abstract: An efficient method for numerical calculation of the dielectrically screened ("dressed") potential around a moving test particle is presented, and illustrated using results calculated for tw...
Dressed test particles, oscillation centres and pseudo-orbits
oscillation centres pseudo-orbits Plasma Physics
2011/10/9
Abstract: A general semi-analytical method for accurate and efficient numerical calculation of the dielectrically screened ("dressed") potential around a non-relativistic test particle moving in an is...
Time Dependent Variational Principle and Coherent State Orbits for a Trapped Ion
Time Dependent Variational Principle Coherent State Orbits Trapped Ion
2011/9/29
Abstract: Spectral properties of the Hamiltonian function which characterizes a trapped ion are investigated. In order to study semiclassical dynamics of trapped ions, coherent state orbits are introd...
Orbits of the Kepler problem via polar reciprocals
Orbits the Kepler problem via polar reciprocals
2011/8/2
Orbits of the Kepler problem via polar reciprocals.
Approximate action-angle variables for the figure-eight and other periodic three-body orbits
the figure-eight other periodic three-body orbits Classical Physics
2011/7/26
Approximate action-angle variables for the figure-eight and other periodic three-body orbits.
Approximate action-angle variables for the figure-eight and other periodic three-body orbits
action-angle variables three-body orbit
2011/9/14
We use the maximally permutation symmetric set of three-body coordinates, that consist of the “hyper-radius” R = p2 + 2, the “rescaled area of the triangle”
p3
2R2 | × |) and the (braiding)
hyp...
Nonequilibrium Fluctuations in a Gaussian Galton Board (or Periodic Lorentz Gas) Using Long Periodic Orbits
Galton Board Lyapunov Spectrum Fluctuations Nonequilibrium
2010/11/19
Predicting nonequilibrium fluctuations requires a knowledge of nonequilibrium distribution functions.Despite the distributions’ fractal character some theoretical results, “Fluctuation Theorems”,remin...
Compact formulas for guiding-center orbits in axisymmetric tokamak geometry
Compact formulas guiding-center orbits axisymmetric tokamak geometry
2010/11/16
Compact formulas for trapped-particle and passing-particle guiding-center orbits in axisymmetric tokamak geometry are given in terms of the Jacobi elliptic functions and complete elliptic integrals. ...
Instability of the planetary orbits for space-time dimensions higher than four
Instability planetary orbits space-time dimensions
2010/12/20
It is shown that in a Minkowski space of total space-time dimension D = d + 1, the orbits of the planetary motion are stable only if the total dimension of space-time is D 4. The proof is performed ...
Rotational Symmetry of Classical Orbits, Arbitrary Quantization of Angular Momentum and the Role of Gauge Field in Two-Dimensional Space
Rotational Symmetry Classical Orbits Arbitrary Quantization Angular Momentum
2010/11/11
We study the quantum-classical correspondence in terms of coherent wave functions of a charged particle in two-dimensional central-scalar-potentials as well as the gauge field of a magnetic flux in t...
Characterizing Planetary Orbits and the Trajectories of Light
Planetary Orbits Trajectories of Light
2010/3/17
Exact analytic expressions for planetary orbits and light trajectories in the Schwarzschild geometry are presented. A new parameter space is used to characterize all possible planetary orbits. Differe...
Comment on“Time-averaged properties of unstable periodic orbits and chaotic orbits in ordinary differential equation systems”
Time-averaged properties chaotic orbits unstable periodic orbits
2010/4/7
The recent paper claims that mean characteristics of chaotic orbits differ from the corresponding values averaged over the set of unstable periodic orbits, embedded in the chaotic attractor. We demons...
Numerical detection of unstable periodic orbits in continuous-time dynamical systems with chaotic behaviors
Numerical detection unstable periodic orbits continuous-time dynamical systems chaotic behaviors
2009/11/3
An infinite number of unstable periodic orbits (UPOs) are embedded in a chaotic system which models some complex phenomenon. Several algorithms which extract UPOs numerically from continuous-time chao...
Chaos in driven Alfvén systems:unstable periodic orbits and chaotic saddles
Chaos Alfvén systems unstable periodic orbits chaotic saddles
2009/11/2
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...