Sample | Pair of potential electrodes | Mean and standard deviation | Estimated sample resistivity (Ω m) | |
---|---|---|---|---|
Injected current (mA) | Potential difference (V) | |||
CD R2 | P2–P3 | 9.37 ± 0.01 | 0.517 ± 0.001 | 3.56 |
P5–P3 | 0.246 ± 0.001 | 3.38 | ||
P4–P1 | 0.259 ± 0.001 | 3.56 | ||
P4–P6 | 0.211 ± 0.001 | 3.54 |