Table 2 The fitting results of parameters in Eq. (1).
Samples | As grown | RTA 600 | RTA 700 | RTA 800 |
---|---|---|---|---|
Eg(0) (eV) | 1.4074 ± 0.0001 | 1.4108 ± 0.0001 | 1.4133 ± 0.0001 | 1.4274 ± 0.0001 |
S | 2.56 ± 0.01 | 2.57 ± 0.01 | 2.59 ± 0.01 | 2.57 ± 0.02 |
 < ħω > (meV) | 21.02 ± 0.16 | 21.45 ± 0.15 | 21.52 ± 0.14 | 23.14 ± 0.27 |