Table 1 Fitting parameters.
a | SE | b | SE | c | SE | COD | |
|---|---|---|---|---|---|---|---|
\(V_{{{\text{inc}}}} = a {\text{exp}}\left( { - I/b} \right) + c\) in Fig. 2b | − 0.89 | 0.20 | 8.37 | 3.17 | 1.90 | 0.21 | 0.997 |
\(R_{{{\text{inc}}}} = a I^{b} + 1\) in Fig. 2c | 3.95 \(\times\) 10–3 | 2.56 \(\times\) 10–3 | 7.84 \(\times\) 10–1 | 8.71 \(\times\) 10–2 | 0.991 | ||
\(V_{{{\text{inc}}}} = a I + b I^{2} + c\) in Fig. 2d | 2.87 \(\times\) 10–3 | 1.10 \(\times\) 10–3 | 2.46 \(\times\) 10–6 | 5.22 \(\times\) 10–7 | 1.24 | 0.20 | 0.999 |
