Table 2 The lattice parameters, bond length, and adsorption height of pristine and alkali-metal-adsorbed g-GaN
From: Alkali-metal-adsorbed g-GaN monolayer: ultralow work functions and optical properties
Adatom | Pristine | Li | Na | K | Rb | Cs |
|---|---|---|---|---|---|---|
dN-X (Å) | / | 2.154 | 2.511 | 2.917 | 3.084 | 3.249 |
dGa-X (Å) | / | 2.635 | 2.975 | 3.371 | 3.530 | 3.701 |
Lattice parameters | 3.254 | 3.241 | 3.253 | 3.259 | 3.261 | 3.268 |
Adsorption height (Å) | / | 2.501 | 2.718 | 3.102 | 3.335 | 3.598 |