Fig. 7: Temperature-dependent thermal performance and zT values of ScNiSb, Sc0.7Y0.3NiSb1−xSnx (x = 0.02, 0.03, and 0.04) and Sc0.7−yY0.3TiyNiSb (y = 0.03, 0.05, and 0.08).
From: Unsupervised machine learning for discovery of promising half-Heusler thermoelectric materials

a Thermal conductivity. b Lattice thermal conductivity. c, d zT values.