Table 2 Equivalent circuit fitting data of EIS plots

From: Microstructures and electrochemical corrosion behaviors of bronze mirror

Points

Rs × 102 (Ω·cm2)

Rr × 102 (Ω·cm2)

Rct × 104 (Ω·cm2)

CPEr × 10−4 (sn·Ω−1·cm−2)

nr

CPEdl × 10−4 (sn·Ω−1·cm−2)

ndl

χ2

Mirror surface

M-1

4.63

2.78

1.39

4.02

0.52

7.31

0.57

0.003

M-2

4.60

2.53

2.01

3.12

0.51

6.47

0.58

0.002

M-3

6.07

1.40

0.80

1.42

0.64

3.55

0.47

0.006

M-4

6.54

3.63

1.47

0.54

0.69

2.96

0.51

0.011

M-5

5.92

0.77

1.18

1.07

0.61

1.33

0.44

0.001

M-6

5.13

0.94

0.97

0.99

0.47

1.68

0.64

0.004

Decorated surface

D-1

0.56

0.22

1.46

7.51

0.72

19.08

0.77

0.005

D-2

1.92

0.62

1.64

6.58

0.76

14.63

0.79

0.007

D-3

0.61

0.44

0.62

15.76

0.56

6.09

0.77

0.002

D-4

2.11

0.51

0.75

8.74

0.47

8.12

0.76

0.002

D-5

1.60

2.31

0.90

9.15

0.59

3.27

0.63

0.004

D-6

0.73

3.21

0.61

14.58

0.51

3.37

0.88

0.001

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