Table 1 Materials properties
From: Comparative mechanical analysis of deep brain stimulation electrodes
Material | Young’s modulus (GPa) | Poison ratio | Density (Mg m−3) | Ultimate tensile stress (MPa) | Shear modulus (GPa) | Yield stress (MPa) |
|---|---|---|---|---|---|---|
Copper alloys | 135 | 0.35 | 8.3 | 720 | 50 | 510 |
Nickel alloys | 180 | 0.31 | 8.5 | 1200 | 70 | 900 |
Polyamide (nylon) | 3 | 0.42 | 1.1 | 55 | 0.76 | 40 |
Silicon | 185 | 0.28 | 2.33 | 35 | 79.9 | 7000 |