Hello,
I optimized crystal ctructure of AgGaGe3Se8 solid solution and calculated BS, but I obtained metal and can't use scissors factor to improve my BS of semiconductor (Eg(exp) = 2eV).
How can I fix this problem?
I optimized crystal ctructure of AgGaGe3Se8 solid solution and calculated BS, but I obtained metal and can't use scissors factor to improve my BS of semiconductor (Eg(exp) = 2eV).
How can I fix this problem?