Research Article
External Electric Field Effect on Shallow Donor Impurity States in Zinc-Blende InxGa1−xN/GaN Symmetric Coupled Quantum Dots
Figure 5
The ground-state donor binding energy in a ZB /GaN symmetric coupled QDs as a function of the electric field for nm, nm, nm, nm, . Curves 1, 2 are for the impurity positions , , respectively.