Table 2.

Material parameters of the PCM and chondrocyte in the micro-scale model.

Parameter	Description	Value
PCM
nf,0	Initial Fluid Volume Fraction	0.85
CF0	Initial Fixed Charge Density	0.2 (mEq/ml)
KPCM	Permeability (constant)	1.9 ×10−15 m4/N s
E1	collagen type VI material constant	0.4362 (MPa)
K1	collagen type VI material constant	14.39
E2	collagen type VI material constant	2.025 (MPa)
K2	collagen type VI material constant	43.96
η	Collagen type VI viscoelasticity dashpot constant	1.532 ×105 (MPa s)
Chondrocyte
nf,0	Initial Fluid Volume Fraction	0.83
EChondrocyte	Young’s modulus	0.0007 (MPa)
VChondrocyte	Poison’s ratio	0.4
KChondrocyte	Permeability (constant)	0.5×10−14 m4/N s