
Fig. 1
Dependence of the bandgap energy of GaBixSb1−x on temperature. The experimental values are from Kopaczek et al. [10].

Fig. 2
The bandgap shift of the GaBixSb1−x alloys when the temperature is changed from 15 K to 290 K.
Table 1
The parameters obtained in Eq. (2).
| Bi fraction x | γ (meV/K) | Eg(0) (eV) | σ (meV) |
|---|---|---|---|
| 0 | 0.57 | 0.813 | 0 |
| 0.007 | 0.57 | 0.783 | 8.6 |
| 0.021 | 0.57 | 0.741 | 8.7 |
| 0.042 | 0.57 | 0.686 | 25.3 |