Nonlinear mechanics and parametric sensitivity of a displacement-dependent soft porous PDMS-based rectangular capacitive sensor: instability analysis

Key Points

• Instability analysis reveals significant parametric sensitivity to displacement changes in the sensor design.
• The capacitive sensor shows varying responses based on the nonlinear mechanics of the soft porous structure.
• Observational analysis of sensor performance across varied displacement scenarios highlights key design factors.
• This study supports the need for further exploration into optimizing sensor geometries and materials.