Sampling Mesh Table . Calculated lattice thermal conductivity 𝜅 latt at 𝑇 = 300 and 600 K for pristine CoSb3 obtained with the series of sampling meshes shown in Fig. .13 (primitive cell model with 2 nd -and 3 rd -order IFCs computed using a 2 × 2 × 2 supercell expansion).