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. Author manuscript; available in PMC: 2015 Dec 21.
Published in final edited form as: Phys Med Biol. 2014 Dec 21;59(24):7717–7734. doi: 10.1088/0031-9155/59/24/7717

Table 4.

Estimates of the viscoelastic parameters by fitting the shear modulus equation G*(ω) for the four integer models to the median of the estimated experimental complex shear modulus over the frequency range (500 Hz to 16 kHz)

Model 1st Parameter 2nd Parameter 3rd Parameter 4th Parameter Error (%) AIC
Voigt η = 0.5455 (Pa · s) / / / 68.76 683.3
Maxwell μ = 68.06 (kPa) η = 4.645 (Pa · s) / / 38.26 642
Generalized Maxwell μ1 = 78.5 (kPa) μ2 = 30.17 (kPa) η1 = 0.72 (Pa · s) η2 = 9.4 (Pa · s) 7.08 538
Zener μ1 = 66.47 (kPa) η1 = 2.36 (Pa · s) / / 29.6 624.8