Table 2.
Summary of typical electronic properties of pristine MMC monolayers
| MMCs | Band transition | Bandgap [eV] | VB [eV] | CB [eV] | References |
|---|---|---|---|---|---|
| SiS (pristine) | Indirect |
1.44 1.37 (at the PBE level) |
– – |
– – |
[ 79 ] |
| SiSe (pristine) | Indirect | 1.04 (at the PBE level) | – | – | [ 64 ] |
| GeS | Indirect |
2.32 2.15 |
5.41 5.31 |
3.09 3.36 |
[ 31 , 80 , 81 ] |
| GeSe | Direct |
1.54 1.59 |
– 4.82 |
– 3.23 |
[ 31 ] [ 80 ] |
| SnS | Indirect |
1.96 2.03 |
– 4.90 |
– 2.87 |
[ 31 ] [ 80 ] |
| SnSe |
Direct Indirect |
1.44 1.39 |
– 4.61 |
– 3.22 |
[ 31 ] [ 80 ] |