{"success":true,"data":{"mp_id":"mp-1196661","type":"HEA","summary":{"formula":"ErNiSn2","mp_id":"mp-1196661","nelements":3,"is_stable":true,"nsites":48,"density":8.91474,"volume":1035.7427,"a":4.41932,"b":14.58259,"c":16.0717,"alpha":90,"beta":90,"gamma":90,"space_group":"Pnma","space_group_num":62,"crystal_system":"Orthorhombic","formation_energy_per_atom":-0.55483,"energy_per_atom":-5.14658,"energy_above_hull":0,"point_group":"mmm","Bravais_Lattice":"oP","Bravais_Combination":"oP","packing_fraction":null,"uncorrected_energy_per_atom":-5.14658,"volume_per_atom":21.57797,"c_over_a":3.63669,"b_over_a":3.29974,"poisson_ratio":null,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":null,"g_vrh":null,"E_Calc(GPa)":null,"homogeneous_poisson":null,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":null,"Lame_Lambda(GPa)":null,"Pugh_Ratio(K\/G)":null,"Ductility":null,"bulk_modulus":null,"shear_modulus":null,"debye_temperature":null,"sound_velocity":null,"homogeneity":null},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.01118,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":1.0e-5},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1196661","mp_task_ids":["aaadrokg","aaaebgyc"]}}}