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Material properties of the four underlying substrates utilised to represent varied bone mineral densities positioned beneath each cartilage-off-bone core during testing, allowing for investigation of the effect of substrate density on the damage to articular cartilage
| Substrate | Density (g/cm3) | Mass (g) | Young’s Modulus (E) (MPa) | Volume (cm3) | Poisson’s ratio |
|---|---|---|---|---|---|
| 1 | 0.1556 | 1.4 | 435 | 9 | 0.30 |
| 2 | 0.3222 | 2.9 | 810 | 9 | 0.30 |
| 3 | 0.5667 | 5.1 | 1238 | 9 | 0.30 |
| 4 | 0.6000 | 5.4 | 2861 | 9 | 0.30 |
