{"success":true,"data":{"mp_id":"mp-3284159","type":"HEA","summary":{"formula":"NpU3(BeB4)4","mp_id":"mp-3284159","nelements":4,"is_stable":false,"nsites":24,"density":8.40275,"volume":229.25949,"a":6.71011,"b":6.71012,"c":6.71011,"alpha":113.55948,"beta":113.6475,"gamma":101.48958,"space_group":"I4mm","space_group_num":107,"crystal_system":"Tetragonal","formation_energy_per_atom":-0.46249,"energy_per_atom":-19.53515,"energy_above_hull":0.00524,"point_group":"4mm","Bravais_Lattice":"tI","Bravais_Combination":"tI","packing_fraction":null,"uncorrected_energy_per_atom":-19.53515,"volume_per_atom":9.55248,"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":5.72712,"ordering":"FM","num_magnetic_sites":4,"total_mag_norm_vol":0.02498},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-3284159","mp_task_ids":["aaahewfv"]},"xrd":{"by_target":{"CuKa":{"radiation":"Cu Kα","wavelength":1.5418,"n_peaks":175,"three_strong":[20.9217,32.2305,24.2102]}}}}}