Table 2 Mean values and standard deviation (std) for storage and loss modulus and loss tangent. f is the excitation frequency of the sine wave. AQLVorig: AQLV model with original parameters, AQLVrecal: AQLV model with re-calibrated parameters. Significant values (p < 0.05) are marked in bold.
f in Hz | 0.5 | 1.0 | 1.5 | 2.0 | 0.5 | 1.0 | 1.5 | 2.0 | 0.5 | 1.0 | 1.5 | 2.0 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Storage modulus in kPa | Loss modulus in kPa | Loss tangent | |||||||||
Experiment | ||||||||||||
mean | 462 | 455 | 478 | 557 | 42 | 43 | 52 | 62 | 0.091 | 0.095 | 0.110 | 0.110 |
std | 158 | 156 | 168 | 192 | 14 | 15 | 18 | 24 | 0.005 | 0.006 | 0.014 | 0.022 |
AQLVorig | ||||||||||||
mean | 240 | 237 | 251 | 194 | 6.4 | 3.2 | 2.3 | 1.3 | 0.025 | 0.013 | 0.009 | 0.007 |
std | 269 | 273 | 288 | 144 | 8.1 | 4.1 | 3.0 | 1.0 | 0.001 | 0.001 | 0.001 | 0.000 |
p-value | 0.001 | < 0.001 | 0.002 | <0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 |
AQLVrecal | ||||||||||||
mean | 463 | 461 | 483 | 561 | 40 | 46 | 63 | 79 | 0.087 | 0.096 | 0.130 | 0.140 |
std | 162 | 166 | 178 | 198 | 20 | 28 | 26 | 35 | 0.030 | 0.038 | 0.040 | 0.042 |
p-value | 0.42 | 0.47 | 0.42 | 0.47 | 0.35 | 0.49 | 0.22 | 0.11 | 0.47 | 0.44 | 0.074 | 0.039 |