Fig. 2: Microstructures of (GeTe)0.9(SnSe)0.05(SnS)0.05 and (GeTe)0.9(PbSe)0.05(PbS)0.05 samples.
From: Doping strategy in metavalently bonded materials for advancing thermoelectric performance
a 3D reconstruction showing the distribution of Te and S elements and the interface between second phase and matrix highlighted by an iso-composition surface of 2 at% S, (b) volume rendering showing the composition of S in 3D space, (c) composition proximity histogram across the interface between second phase and matrix, (d) 3D PME map indicating the distinct bond-breaking behaviors for second phase and matrix of (GeTe)0.9(SnSe)0.05(SnS)0.05; (e) 3D reconstruction showing the distribution of S element, (f) volume rendering showing the composition of S in 3D space, (g) composition profile of elements taken from a cuboid region of interest along the vertical direction, (h) 3D PME map of (GeTe)0.9(PbSe)0.05(PbS)0.05.
