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Extracted elastic modulus from force curves A1 and A2 using Hertz, Dimitriadis and Long contact models.
| Elastic modulus (kPa) | Indentation (nm) | R 2 | ||
|---|---|---|---|---|
| Force | Hertz | 117.6 | 461.8 | 0.999 |
| Curve | Dimitriadis | 86.0 | 461.8 | 0.999 |
| A1 | Long | 89.1 | 461.8 | 0.999 |
| Force | Hertz | 93.0 | 433.1 | 0.845 |
| Curve | Dimitriadis | 70.1 | 433.1 | 0.874 |
| A2 | Long | 72.3 | 433.1 | 0.869 |
