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Table 2 EIS parameters in equivalent circuit for the bare and coated 316 L systems

From: Study on cerium-doped nano-TiO2 coatings for corrosion protection of 316 L stainless steel

Samples Rs(Ω) Q 2 R2(Ω) Q 1 R1(Ω)
Y 0 n Y 0 n
Bare 316 L 31.22 9.984 × 10−6 0.8635 1.803 × 105
TiO2 29.85 1.632 × 10−5 0.7882 8.797 × 102 5.368 × 10−5 0.8053 3.177 × 105
0.2%Ce-TiO2 30.63 1.738 × 10−7 0.7969 6.736 × 103 7.309 × 10−7 0.8541 3.905 × 106
1.2%Ce-TiO2 31.08 1.412 × 10−8 0.8376 4.853 × 104 1.952 × 10−7 0.8835 4.581 × 107
2.2%Ce-TiO2 29.92 1.979 × 10−5 0.7213 6.447 × 102 1.355 × 10−5 0.8223 1.495 × 106