Frequency tuning, nonlinearities and mode coupling in circular mechanical graphene resonators.

作者: A M Eriksson , D Midtvedt , A Croy , A Isacsson

DOI: 10.1088/0957-4484/24/39/395702

关键词: Nonlinear systemFlexural strengthPhysicsResonatorMathematical analysisTension (physics)AmplitudePerturbation theoryMode couplingFinite element methodClassical mechanics

摘要: … circular graphene resonator (see figure 1) as a membrane [30], we derive analytic expressions for frequency tuning, … However, the extremely strong geometric nonlinearities of graphene …

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