Specific parameter values for passive radial cable
| Parameter | Symbol | Value |
| Radius (µm) | a | 20–30 |
| Specific capacitance TTS wall (μF/cm2) | CW | 0.9 |
| TTS lumen conductivity (NMG external) (mS/cm) | GL | 9.5 |
| TTS access resistance (Ωcm2) | Rs | 30–40 |
| Fraction of fiber volume occupied by the TTS | ρ | 0.004 |
| Volume to surface ratio of the TTS (cm) | ς | 1 × 10−6 |
| Tortuosity factor on the TTS | σ | 0.32 |
| K diffusion coefficient (cm2/s) | DK | 1 × 10−5 |
| Parameter | Symbol | Value |
| Radius (µm) | a | 20–30 |
| Specific capacitance TTS wall (μF/cm2) | CW | 0.9 |
| TTS lumen conductivity (NMG external) (mS/cm) | GL | 9.5 |
| TTS access resistance (Ωcm2) | Rs | 30–40 |
| Fraction of fiber volume occupied by the TTS | ρ | 0.004 |
| Volume to surface ratio of the TTS (cm) | ς | 1 × 10−6 |
| Tortuosity factor on the TTS | σ | 0.32 |
| K diffusion coefficient (cm2/s) | DK | 1 × 10−5 |