Ti Impurity Effect on the Optical Coefficients in 2D Cu
2
Si: A DFT Study
Nourozi Bromand
1, †
, Boochani Arash
1
, Abdolmaleki Ahmad
2
, Sartpi Elmira
1
, Darabi Pezhman
1
, Naderi Sirvan
3
(Color online) (a) The 2D Cu
2
Si structure, (b) The 2D Cu
2
Si:Ti lattice by XCrysden code.