STOCHASTIC INSTABILITY OF A NON-LINEAR OSCILLATOR

被引:49
作者
RECHESTER, AB [1 ]
STIX, TH [1 ]
机构
[1] WEIZMANN INST SCI,DEPT NUCL PHYS,REHOVOT 76100,ISRAEL
来源
PHYSICAL REVIEW A | 1979年 / 19卷 / 04期
关键词
D O I
10.1103/PhysRevA.19.1656
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The equation describing perturbed motion of a nonlinear oscillator is studied by a Hamiltonian formalism and by computer mapping. Other physical situations, including the motion of a charged particle in the field of two plane waves, the destruction of magnetic surfaces in a tokamak, and the bounce motion of a charged particle trapped in a magnetic field, can be described by the same equation. Theory predicts the regions of stochastic instability of orbits in a good agreement with computer calculations. © 1979 The American Physical Society.
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页码:1656 / 1665
页数:10
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