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Mechanical parameters of the components of actuators and e-skin for finite element analysis.
| Components/parameters | Elastic modulus (E) | Poisson’s ratio (ν) | Density (ρ) |
|---|---|---|---|
| Cu (flexible electrodes) | 119 GPa | 0.32 | 8.96 × 103 kg/m3 |
| Magnet | 113 GPa | 0.34 | 8.08 × 103 kg/m3 |
| PI | 4.0 GPa | 0.34 | 0.91 × 103 kg/m3 |
| Silicone A | 1 MPa | 0.5 | 0.96 × 103 kg/m3 |
| Silicone B | 145 kPa | 0.5 | 0.96 × 103 kg/m3 |
| Ring | 300 MPa | 0.45 | 1.2 × 103 kg/m3 |
