Source:http://linkedlifedata.com/resource/pubmed/id/15697777
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1 Pt 2
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pubmed:dateCreated |
2005-2-8
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pubmed:abstractText |
The electric field computed by numerically solving the one-dimensional Vlasov-Poisson system is used to calculate Lagrangian trajectories of particles in the wave-particle resonance region. The analysis of these trajectories shows that, when the initial amplitude of the electric field is above some threshold, two populations of particles are present: a first one located near the separatrix, which performs flights in the phase space and whose trajectories become ergodic and chaotic, and a second population of trapped particles, which displays a nonergodic dynamics. The complex, nonlinear interaction between these populations determines the oscillating long-time behavior of solutions.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:status |
PubMed-not-MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
1539-3755
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
71
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
017402
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pubmed:year |
2005
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pubmed:articleTitle |
Self-consistent Lagrangian study of nonlinear Landau damping.
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pubmed:affiliation |
Dipartimento di Fisica, Istituto Nazionale di Fisica della Materia, Unità di Cosenza, Università della Calabria, I-87030 Arcavacata di Rende, Italy.
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pubmed:publicationType |
Journal Article
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