{"success":true,"data":{"mp_id":"mp-977053","type":"TRA","summary":{"formula":"Pm3Er","mp_id":"mp-977053","nelements":2,"is_stable":false,"nsites":8,"density":7.30316,"volume":273.87451,"a":7.4217,"b":7.42171,"c":5.74135,"alpha":90,"beta":90,"gamma":120.00001,"space_group":"P6_3\/mmc","space_group_num":194,"crystal_system":"Hexagonal","formation_energy_per_atom":0.0269,"energy_per_atom":-30.60992,"energy_above_hull":0.0269,"point_group":"6\/mmm","Bravais_Lattice":"hP","Bravais_Combination":"hP","packing_fraction":0.7405,"uncorrected_energy_per_atom":-30.60992164875,"volume_per_atom":34.23431,"c_over_a":0.77359,"b_over_a":1,"poisson_ratio":null,"Is_FCC":0,"Is_BCC":0,"Is_HCP":1},"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":0.07813,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0.00029},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-977053","mp_task_ids":["aaacdpsb","aaadvebo","aaaelbxv"]}}}