Mass-dependent instability of a stochastic oscillator

M. Gitterman, D. A. Kessler

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We study the instabilities of a harmonic oscillator subject to additive and dichotomous multiplicative noise, focussing on the dependance of the instability threshold on the mass. For multiplicative noise in the damping, the energy instability threshold is crossed as the mass is decreased, as long as the smaller damping is in fact negative. For multiplicative noise in the stiffness, the situation is more complicated and in fact the energy transition is reentrant for intermediate noise strength and damping. For multiplicative noise in the mass, taking the velocity to be conserved as the mass is changed, we find that increasing the mass destabilizes the system.

Original languageEnglish
Title of host publication2013 22nd International Conference on Noise and Fluctuations, ICNF 2013
DOIs
StatePublished - 2013
Event2013 22nd International Conference on Noise and Fluctuations, ICNF 2013 - Montpellier, France
Duration: 24 Jun 201328 Jun 2013

Publication series

Name2013 22nd International Conference on Noise and Fluctuations, ICNF 2013

Conference

Conference2013 22nd International Conference on Noise and Fluctuations, ICNF 2013
Country/TerritoryFrance
CityMontpellier
Period24/06/1328/06/13

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