Figure 3
From: NMR Evidence for the Topologically Nontrivial Nature in a Family of Half-Heusler Compounds

Scaling of 209Bi isotropic shifts.
The measured NMR 209Bi isotropic shifts as a function of (a) the calculated SOC parameter ESOC, (b) the average nuclear charge <Z> (=(ZR + ZM + ZBi)/3), (c) the calculated band inversion strength EBIS and (d) the calculated NMR 209Bi isotropic shifts.