3 papers
cond-mat.mes-hall2026
Experimental Quantification of Nonlinear Mode Coupling in Nanomechanical Resonators using Multi-tone Excitation
Chris F. D. Wattjes, Zichao Li, Minxing Xu +3
Nonlinear modal interactions in resonant systems govern a wide range of phenomena, with broad relevance across modern physics and engineering. Yet, experimentally determining the s…
cond-mat.mes-hall2026
Cascade of Modal Interactions in Nanomechanical Resonators with Soft Clamping
Zichao Li, Minxing Xu, Richard A. Norte +3
We uncover a chain of nonlinear modal interactions in softly clamped nanostring resonators. The process involves the sequential coupling of five mechanical modes, during frequency…
cond-mat.mes-hall2024
Dissipation Dilution-Driven Topology Optimization for Maximizing the Factor of Nanomechanical Resonators
Hendrik J. Algra, Zichao Li, Matthijs Langelaar +2
The quality factor ( factor) of nanomechanical resonators is influenced by geometry and stress, a phenomenon called dissipation dilution. Studies have explored maximizing this e…