Table 4
Parameters of the Boolean models of nano-particles (prism and sphere). The sphere radius is 2.5 nm The last column De is the effective diffusion coefficients of the Boolean models estimated with the numerical FFT method.
Particle shape | Pore volume fraction |
Platelet shape (nm) |
Effective diffusion |
|||
---|---|---|---|---|---|---|
ε | D1 | D2 | D3 | D4 | De | |
Sphere | 0.7 | 0.566 | ||||
Cubic prism | 0.7 | 3.9 | 0.1 | 3.9 | 4.0 | 0.540 |
Platelet-like prism | 0.7 | 7.0 | 0.1 | 2.9 | 3.0 | 0.533 |
Rod-like prism | 0.7 | 1.9 | 0.1 | 1.9 | 16.0 | 0.518 |