dorsal/arxiv
View SchemaSynchronization of active mechanical oscillators by an inertial load
| Authors | Andrej Vilfan, Thomas Duke |
|---|---|
| Categories | |
| ArXiv ID | physics/0307155 |
| URL | https://arxiv.org/abs/physics/0307155 |
| DOI | 10.1103/PhysRevLett.91.114101 |
| Journal | Phys. Rev. Lett. 91, 114101 (2003) |
Abstract
Motivated by the operation of myogenic (self-oscillatory) insect flight muscle, we study a model consisting of a large number of identical oscillatory contractile elements joined in a chain, whose end is attached to a damped mass-spring oscillator. When the inertial load is small, the serial coupling favors an antisynchronous state in which the extension of one oscillator is compensated by the contraction of another, in order to preserve the total length. However, a sufficiently massive load can sychronize the oscillators and can even induce oscillation in situations where isolated elements would be stable. The system has a complex phase diagram displaying quiescent, synchronous and antisynchrononous phases, as well as an unsual asynchronous phase in which the total length of the chain oscillates at a different frequency from the individual active elements.
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"abstract": "Motivated by the operation of myogenic (self-oscillatory) insect flight\nmuscle, we study a model consisting of a large number of identical oscillatory\ncontractile elements joined in a chain, whose end is attached to a damped\nmass-spring oscillator. When the inertial load is small, the serial coupling\nfavors an antisynchronous state in which the extension of one oscillator is\ncompensated by the contraction of another, in order to preserve the total\nlength. However, a sufficiently massive load can sychronize the oscillators and\ncan even induce oscillation in situations where isolated elements would be\nstable. The system has a complex phase diagram displaying quiescent,\nsynchronous and antisynchrononous phases, as well as an unsual asynchronous\nphase in which the total length of the chain oscillates at a different\nfrequency from the individual active elements.",
"arxiv_id": "physics/0307155",
"authors": [
"Andrej Vilfan",
"Thomas Duke"
],
"categories": [
"physics.bio-ph",
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"q-bio"
],
"doi": "10.1103/PhysRevLett.91.114101",
"journal_ref": "Phys. Rev. Lett. 91, 114101 (2003)",
"title": "Synchronization of active mechanical oscillators by an inertial load",
"url": "https://arxiv.org/abs/physics/0307155"
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