quantum-espresso/GWW/examples/example04/README

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To run the example do:
./run_example
Computes the optical properties of bulk silver at the independent particle level with the optimal basis method
Output files produced by simple_ip.x:
ag.dos_broadening.dat --> Density of states
ag.jdos.dat --> Joint density of states
ag.eps_inter_im.dat --> Imaginary part of the interband contribution to the dielectric function computed along x, y and z
ag.eps_inter_re.dat --> Real part of the interband contribution to the dielectric function computed along x, y and z
ag.eps_tot_im.dat --> Imaginary part of the full dielectric function (interband+intraband) computed along x, y and z
ag.eps_tot_re.dat --> Real part of the full dielectric function (interband+intraband) computed along x, y and z
ag.eels.dat --> Electron energy loss spectrum computed along x, y and z
ag.optical_constants.dat --> Real and imaginary part of the full dielectric function, refractive index, extinction coefficient, reflectivity
(averaged over the three directions x, y and z)