-Again, we would like to point out that it is not our purpose to
-separate defects by a large distance in order to approximate the
-situation of isolated defects. However, we find that for increasing
-defect distances, configurations appear, which converge to the
-energetics of two isolated defects. This is indicated by the (absolute
-value of the) binding energy, which is approaching zero with
-increasing distance. From this, we conclude a decrease in interaction,
-which is already observable for defect separation distances accessible
-in our simulations.
-
-Nevertheless, the focus is on closely neighbored, interacting defects
-(for which an interaction with their own image is, therefore, supposed
-to be negligible, too). In fact, combinations of defects exhibiting
-equivalent distances were successfully modeled in a supercell
-containing 216 atoms in PRB 66, 195214 (2002). At no time, our aim was
-to investigate single isolated defect structures and their properties
-by a structure with increased separation distance of the two defects.
+We would like to remind the referee that the properties of isolated,
+non-intertacting defects were modeled in separate simulation runs. It
+is not our purpose to separate defects by a large distance in order to
+approximate the situation of isolated defects. We are rather
+interested in interacting defects. However, we did find that for
+increasing defect distances, configurations appear, which converge to
+the energetics of two isolated defects. This is indicated by the
+(absolute value of the) binding energy, which is approaching zero with
+increasing distance. From this, we conclude a decrease in
+interaction, which is already observable for defect separation
+distances accessible in our simulations. Combinations of defects with
+similar distances were already successfully modeled in a supercell
+containing 216 atoms as described in PRB 66, 195214 (2002).