Guilin Sun
Ansys Employee

For any materials that are not in the material database, you can add them to be semiconductor, metal or insulator.

Please refer to

Material Database in Finite Element IDE (CHARGE, HEAT, DGTD, FEEM, MQW)

Creating and modifying electrical materials from a script  

addmodelmaterial - Script command  


Tips for creating a new alloy material

Tips for creating a new semiconductor material

Metals (conductors) are simple as they only need to know its work function.

If you want to simulate it as semiconductor, you will need to have some semicondutor properties for it.