Fig. 6: Effect of beyond DFT methods on the electronic structure using DFT+U and G0W0 methods.

a DFT+U effect on Chern number for ZrFeCl6, b bandstructure of VAg(PSe3)2 without (red) and with G0W0+SOC (blue) method.

a DFT+U effect on Chern number for ZrFeCl6, b bandstructure of VAg(PSe3)2 without (red) and with G0W0+SOC (blue) method.