{"success":true,"data":{"mp_id":"mp-18833","type":"TRA","summary":{"formula":"Sr3Cr2O8","mp_id":"mp-18833","nelements":3,"is_stable":false,"nsites":13,"density":4.55708,"volume":180.31578,"a":7.4655,"b":7.4655,"c":7.4655,"alpha":43.70617,"beta":43.70616,"gamma":43.70615,"space_group":"R-3m","space_group_num":166,"crystal_system":"Trigonal","formation_energy_per_atom":-2.62653,"energy_per_atom":-7.54707,"energy_above_hull":0.00515,"point_group":"-3m","Bravais_Lattice":"hR","Bravais_Combination":"hR","packing_fraction":null,"uncorrected_energy_per_atom":-12.179810063076925,"volume_per_atom":13.87044,"c_over_a":1,"b_over_a":1,"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":true,"total_magnetization":2,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0.01109},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-18833","mp_task_ids":["aaadmxsc","aaadssgm","aaaelrrc","aaaeuabs","aaafwzry"]}}}