Dielectric properties of Si using BSE
Overview > Dielectric properties of Si using BSE > Improving the dielectric function > Plotting the BSE fatband structure of Si > List of tutorials
Task
Description: Calculate the dielectric function of Si including excitonic effects by solving the Bethe-Salpeter equation (BSE) on top of GW0.
Input
POSCAR
Si 5.4300 0.5 0.5 0.0 0.0 0.5 0.5 0.5 0.0 0.5 2 cart 0.00 0.00 0.00 0.25 0.25 0.25
INCAR
- This is the INCAR file for the basic DFT calculation:
System = Si PREC = Normal ; ENCUT = 250.0 ISMEAR = 0 ; SIGMA = 0.01 KPAR = 2 EDIFF = 1.E-8
KPOINTS
Automatic 0 Gamma 6 6 6 0 0 0
Calculation
Used INCAR Tags
ALGO, ANTIRES, EDIFF, ENCUT, ENCUTGW, IALGO, IMIX, ISMEAR, KPAR, LOPTICS, LPEAD, LWAVE, NBANDS, NBANDSGW, NBANDSO, NBANDSV, NELM, NKRED, NOMEGA, OMEGAMAX, OMEGATL, PREC, PRECFOCK, SIGMA
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Overview > Dielectric properties of Si using BSE > Improving the dielectric function > Plotting the BSE fatband structure of Si > List of tutorials
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