Sensitivity enhancement of nonlinear micromechanical sensors using parametric symmetry breaking

Abstract The working mechanism of resonant sensors is based on tracking the frequency shift in the linear vibration range. Contrary to the conventional paradigm, in this paper, we show that by tracking the dramatic frequency shift of the saddle-node bifurcation on the nonlinear parametric isolated b...

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Bibliographic Details
Main Authors: Yutao Xu, Qiqi Yang, Jiahao Song, Xueyong Wei
Format: Article
Language:English
Published: Nature Publishing Group 2024-10-01
Series:Microsystems & Nanoengineering
Online Access:https://doi.org/10.1038/s41378-024-00784-4