{"success":true,"data":{"mp_id":"mp-978797","type":"TRA","summary":{"formula":"Sm3Hf","mp_id":"mp-978797","nelements":2,"is_stable":false,"nsites":4,"density":8.65416,"volume":120.80038,"a":4.94337,"b":4.94337,"c":4.94337,"alpha":90,"beta":90,"gamma":90,"space_group":"Pm-3m","space_group_num":221,"crystal_system":"Cubic","formation_energy_per_atom":0.1749,"energy_per_atom":-33.41265,"energy_above_hull":0.1749,"point_group":"m-3m","Bravais_Lattice":"cP","Bravais_Combination":"cP","packing_fraction":0.5236,"uncorrected_energy_per_atom":-5.85333956,"volume_per_atom":30.2001,"c_over_a":1,"b_over_a":1,"poisson_ratio":0.25183,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":47.667,"g_vrh":28.35,"E_Calc(GPa)":70.978,"homogeneous_poisson":0.25183,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.494,"Lame_Lambda(GPa)":28.767,"Pugh_Ratio(K\/G)":1.6813756613756614,"Ductility":"Ductile","bulk_modulus":47.667,"shear_modulus":28.35,"debye_temperature":292.4,"sound_velocity":2009.8,"homogeneity":0.252},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.00112,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":1.0e-5},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-978797","mp_task_ids":["aaadbymw","aaadolxf","aaadvzna","aaaeoydi","aaafboiq"]}}}