Table 3.

Optimal Physical Parameters for the Fractional Release Model for the Various Particle Configurations

Formulations	D (m2 s−1)	Kω
2-layer1-50	1.2×10−17	0.40
2-layer2-50	5.1×10−18	0.16
1-layer-50	4.2×10−18	0.063
2-layer1-75	1.2×10−17	0.63
2-layer2-75	4.0×10−18	0.25
1-layer-75	6.0×10−18	0.10