{"success":true,"data":{"mp_id":"mp-685149","type":"TRA","summary":{"formula":"K5Sb4","mp_id":"mp-685149","nelements":2,"is_stable":false,"nsites":9,"density":3.08223,"volume":367.71059,"a":6.51032,"b":10.57345,"c":6.82276,"alpha":92.4713,"beta":96.03394,"gamma":51.96179,"space_group":"P-1","space_group_num":2,"crystal_system":"Triclinic","formation_energy_per_atom":-0.5203,"energy_per_atom":-15.28881,"energy_above_hull":0.05563,"point_group":"-1","Bravais_Lattice":"aP","Bravais_Combination":"aP","packing_fraction":null,"uncorrected_energy_per_atom":-15.288805191111111,"volume_per_atom":40.85673,"c_over_a":1.04799,"b_over_a":1.62411,"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":0,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-685149","mp_task_ids":["aaacbxsi","aaaduygk","aaaemloh"]}}}