Hi Gui-Bin, Sorry...
The reported graph is JDOS(w)/w^2 which, when the matrix element is a constant, is proportional to Im(\epsilon). Best wishes. Tao
Hi Gui-Bin, Sorry...
The reported graph is JDOS(w)/w^2 which, when the matrix element is a constant, is proportional to Im(\epsilon). Best wishes. Tao