{"success":true,"data":{"mp_id":"mp-1225765","type":"TRA","summary":{"formula":"Er4Co3","mp_id":"mp-1225765","nelements":2,"is_stable":false,"nsites":21,"density":9.88237,"volume":426.3785,"a":11.06245,"b":11.06494,"c":4.02263,"alpha":89.999,"beta":89.99824,"gamma":120.01062,"space_group":"P-3","space_group_num":147,"crystal_system":"Trigonal","formation_energy_per_atom":-0.19186,"energy_per_atom":-5.85917,"energy_above_hull":0.01523,"point_group":"-3","Bravais_Lattice":"hP","Bravais_Combination":"hP","packing_fraction":0.7405,"uncorrected_energy_per_atom":-25.135484884285717,"volume_per_atom":20.30374,"c_over_a":0.36363,"b_over_a":1.00023,"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":0.60528,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0.00142},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1225765","mp_task_ids":["aaaeijml"]}}}