{"success":true,"data":{"mp_id":"mp-755328","type":"TRA","summary":{"formula":"ZrSn2","mp_id":"mp-755328","nelements":2,"is_stable":true,"nsites":6,"density":7.96664,"volume":137.00284,"a":5.73135,"b":5.61018,"c":5.61018,"alpha":118.87986,"beta":75.3421,"gamma":75.3421,"space_group":"Fddd","space_group_num":70,"crystal_system":"Orthorhombic","formation_energy_per_atom":-0.43756,"energy_per_atom":-24.51828,"energy_above_hull":0,"point_group":"mmm","Bravais_Lattice":"oF","Bravais_Combination":"oF","packing_fraction":null,"uncorrected_energy_per_atom":-24.518281081666668,"volume_per_atom":22.83381,"c_over_a":0.97886,"b_over_a":0.97886,"poisson_ratio":0.24512,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":87.588,"g_vrh":53.789,"E_Calc(GPa)":133.947,"homogeneous_poisson":0.24512,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.593,"Lame_Lambda(GPa)":51.72866666666666,"Pugh_Ratio(K\/G)":1.628362676383647,"Ductility":"Ductile","bulk_modulus":87.588,"shear_modulus":53.789,"debye_temperature":302.5,"sound_velocity":2883.1,"homogeneity":0.245},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":true,"total_magnetization":0,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-755328","mp_task_ids":["aaacizlr","aaadsmvd","aaaelhlf","aaaeumnk","aaafxian"]}}}