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Article Dans Une Revue Applied Physics Letters Année : 2011

Stability control of nonlinear micromechanical resonators under simultaneous primary and superharmonic resonances

Résumé

Fast effects of a slow excitation on the main resonance of a nonlinear micromechanical resonator are analytically and experimentally investigated. We show, in particular, how the bifurcation topology of an undesirable unstable behavior is modified when the resonator is simultaneously actuated at its primary and superharmonic resonances. A stabilization mechanism is proposed and demonstrated by increasing the superharmonic excitation.
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Dates et versions

hal-00633144 , version 1 (18-09-2014)

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Najib Kacem, Sébastien Baguet, Régis Dufour, Sebastien Hentz. Stability control of nonlinear micromechanical resonators under simultaneous primary and superharmonic resonances. Applied Physics Letters, 2011, 98 (19), pp.193507 - 193507-3. ⟨10.1063/1.3589988⟩. ⟨hal-00633144⟩
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