Direct Wave-Vector Excitation in an Indirect-Band-Gap …

Direct Wave-Vector Excitation in an Indirect-Band-Gap Semiconductor of Silicon … ductors in electronic devices, silicon semiconductors have … 2m. A2(t). + VH (r,t) + Vxc(r,t) + Vion(r,t). ] ψjk(r,t),. (1) where m is the electron mass, A is the vector …