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Table 1 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

From: Surface damage of bovine articular cartilage-off-bone: the effect of variations in underlying substrate and frequency

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