Table 4 QSGW bandgaps for Γ and R in ordered (GaAs)1− xGe2x alloys
From: On the Chemical Origin of the Gap Bowing in (GaAs)1−xGe2x Alloys: A Combined DFT–QSGW Study
Г | R | |
|---|---|---|
GaAs | 1.66 | 1.80 |
I (x = 0.25) | 0.61 | 0.20 |
IIa (x = 0.5) | 0.16 | − 0.41 |
IIb | <0 | <0 |
III (x = 0.75) | 0.23 | − 0.18 |
Ge | 1.04 | 0.74 |