Table 2 SS: Interlayer S element is attached to S element; SeSe: Interlayer Se element is attached to Se element; A type: Two layers of material Ga element adhered to Ga element; B type: Two layers of material Ga element adhered to In element; B’ type: Two layers of material In element adhered to Ga element; C type: Two layers of material In element adhered to In element.
Element order | Type | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
SSA | SSB | SSC | SeSeA | SeSeB | SeSeC | SSeB | SSeA | SSeC | SSeB’ | ||
First layer | 1 | Se | Se | Se | S | S | S | Se | Se | Se | Se |
2 | In | In | Ga | In | In | Ga | In | In | Ga | Ga | |
3 | Ga | Ga | In | Ga | Ga | In | Ga | Ga | In | In | |
4 | S | S | S | Se | Se | Se | S | S | S | S | |
Second layer | 5 | S | S | S | Se | Se | Se | Se | Se | Se | Se |
6 | Ga | In | In | Ga | In | In | In | Ga | In | Ga | |
7 | In | Ga | Ga | In | Ga | Ga | Ga | In | Ga | In | |
8 | Se | Se | Se | S | S | S | S | S | S | S | |
