{"success":true,"data":{"mp_id":"mp-21865","type":"HEA","summary":{"formula":"FeCu2Sn","mp_id":"mp-21865","nelements":3,"is_stable":false,"nsites":4,"density":8.63821,"volume":57.98619,"a":4.34457,"b":4.34457,"c":4.34457,"alpha":60,"beta":60,"gamma":60,"space_group":"Fm-3m","space_group_num":225,"crystal_system":"Cubic","formation_energy_per_atom":0.22152,"energy_per_atom":-4.94798,"energy_above_hull":0.23317,"point_group":"m-3m","Bravais_Lattice":"cF","Bravais_Combination":"cF","packing_fraction":0.7405,"uncorrected_energy_per_atom":-4.94798379,"volume_per_atom":14.49655,"c_over_a":1,"b_over_a":1,"poisson_ratio":null,"Is_FCC":1,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":114.606,"g_vrh":-30.998,"E_Calc(GPa)":null,"homogeneous_poisson":null,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":4.283,"Lame_Lambda(GPa)":135.27133333333333,"Pugh_Ratio(K\/G)":-3.6972062713723464,"Ductility":"Ductile","bulk_modulus":null,"shear_modulus":null,"debye_temperature":null,"sound_velocity":null,"homogeneity":0.649},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":true,"total_magnetization":2.77265,"ordering":"FM","num_magnetic_sites":1,"total_mag_norm_vol":0.04782},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-21865","mp_task_ids":["aaadmjca","aaadswud","aaaeukgr","aaafahhb","aaafbwcm"]}}}