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Titel |
Synchronization of coupled stick-slip oscillators |
VerfasserIn |
N. Sugiura, T. Hori, Y. Kawamura |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1023-5809
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Digitales Dokument |
URL |
Erschienen |
In: Nonlinear Processes in Geophysics ; 21, no. 1 ; Nr. 21, no. 1 (2014-02-24), S.251-267 |
Datensatznummer |
250120889
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Publikation (Nr.) |
copernicus.org/npg-21-251-2014.pdf |
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Zusammenfassung |
A rationale is provided for the emergence of synchronization in a system of
coupled oscillators in a stick-slip motion. The single oscillator has a limit
cycle in a region of the state space for each parameter set beyond the
supercritical Hopf bifurcation. The two-oscillator system that has similar
weakly coupled oscillators exhibits synchronization in a parameter range. The
synchronization has an anti-phase nature for an identical pair. However, it
tends to be more in-phase for a non-identical pair with a rather weak
coupling. A system of three identical oscillators (1, 2, and 3) coupled in a
line (with two springs k12=k23) exhibits synchronization with two of
them (1 and 2 or 2 and 3) being nearly in-phase. These collective behaviours
are systematically estimated using the phase reduction method. |
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