Table 1 Electrical and optical parameters in Ga x Se100−x nanorods at T = 298 K
Sample | σdc (Ω−1 cm−1) | σ0 (Ω−1 cm−1) | Δ E c (eV) | α (cm−1) (104) | E g (eV) |
---|---|---|---|---|---|
Ga3Se97 | 5.48 × 10−10 | 20.25 | 0.51 | 0.51 | 1.80 |
Ga6Se94 | 3.21 × 10−10 | 37.90 | 0.65 | 0.46 | 1.78 |
Ga9Se91 | 2.51 × 10−10 | 56.04 | 0.66 | 0.44 | 1.74 |
Ga12Se88 | 4.24 × 10−10 | 59.62 | 0.68 | 0.52 | 1.72 |