Table 1 Mechanical properties of the single-layer graphene film from nanoindentation experiments
From: Nanoindentation experiments for single-layer rectangular graphene films: a molecular dynamics study
Indenter radius (Å)/speed (Å/ps) | 2-D elastic modulus (N/m) | 3-D elastic modulus (TPa) | 2-D pre-tension (N/m) | 3-D pre-tension (GPa) | 2-D max stress (N/m) | 3-D max stress (GPa) |
|---|---|---|---|---|---|---|
10/0.10 | 375.0644 | 1.1196 | 38.8546 | 115.9840 | 72.4895 | 216.3866 |
10/0.20 | 375.0096 | 1.1194 | 38.8589 | 115.9966 | 72.4771 | 216.3496 |
20/0.10 | 335.0012 | 1.0000 | 28.5092 | 85.1021 | 66.1326 | 197.4106 |
20/0.20 | 335.2572 | 1.0008 | 28.4879 | 85.0385 | 66.0994 | 197.3115 |
30/0.10 | 349.1828 | 1.0423 | 22.7998 | 68.0590 | 67.4504 | 201.3445 |
30/0.20 | 348.8383 | 1.0413 | 23.0197 | 68.7154 | 67.6680 | 201.9940 |
Average | 353.0589 | 1.0539 | / | / | 68.7195 | 205.1328 |