Table 2

Bi2-xMnxO3 thin-film optical parameter changes.

Sample Bi2-xMnxO3 Direct E g Opt $ {E}_g^{\mathrm{Opt}}$ (eV) Eu (eV) Ed (eV) E0 (eV) f n0 ε S0 × 1012 (m2) λ0 (nm) N/m* × 1055 (m−3 kg−1) εL
X = 0 3.60 1.23 1.81 5.34 9.67 1.16 1.34 5.18 244 9.75 1.56
X = 0.025 3.56 1.89 3.49 6.67 23.28 1.23 1.52 11.22 206 12.2 1.77
X = 0.05 3.47 1.61 3.13 6.01 18.81 1.24 1.53 9.8 220 14.4 1.82
X = 0.075 3.40 1.92 3.71 6.12 22.71 1.27 1.61 12.4 214 12.6 1.89
X = 0.1 3.29 3.33 4.45 6.41 28.52 1.30 1.69 19.1 192 98.2 2.01

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