Fig. 2
From: Discovery of ZrCoBi based half Heuslers with high thermoelectric conversion efficiency

First-principle calculation of band structure. Calculated band structures of ZrCoBi (a), ZrCoSb (c), and TiCoSb (e). The blue lines represent energy level of 0.1 eV below VBM. The corresponding iso-energy surfaces at 0.1 eV below VBM in Brillouin zone of ZrCoBi (b), ZrCoSb (d), and TiCoSb (f)