Table 4:
EIS curve data of the samples.
Sample
Surface resistance (Ω/cm
2
)
440C
6.62 × 10
2
Nb440C
1.57 × 10
3
Nb440C + 0.15%C
1.21 × 10
3
Nb440C + 0.3%C
1.09 × 10
3
Nb440C + 0.45%C
1.01 × 10
3