Fig. 1: Crystal structure of TiRu_1+xSb.

a Schematic atomic arrangement in Heusler-type compounds. b SR-XRD patterns of TiRu_1+xSb samples. c Ru content-dependent lattice parameters of TiRu_1+xSb samples. d SR-XRD pattern of the TiRu_1.5Sb sample together with the results of the crystal structure refinement.