{"success":true,"data":{"mp_id":"mp-1227918","type":"HEA","summary":{"formula":"CaEu2B2O7","mp_id":"mp-1227918","nelements":4,"is_stable":false,"nsites":72,"density":5.45636,"volume":872.13401,"a":8.89229,"b":8.89229,"c":13.73163,"alpha":90,"beta":108.8922,"gamma":60,"space_group":"R3c","space_group_num":161,"crystal_system":"Trigonal","formation_energy_per_atom":-3.13599,"energy_per_atom":-9.01735,"energy_above_hull":0.12452,"point_group":"3m","Bravais_Lattice":"hR","Bravais_Combination":"hR","packing_fraction":null,"uncorrected_energy_per_atom":-8.6166,"volume_per_atom":12.11297,"c_over_a":1.54422,"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":72.01077,"ordering":"FiM","num_magnetic_sites":18,"total_mag_norm_vol":0.08257},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1227918","mp_task_ids":["aaacrwlq"]},"xrd":{"by_target":{"AgKa":{"radiation":"Ag Kα","wavelength":0.5609,"n_peaks":154,"three_strong":[10.4811,16.3736,12.5442]},"CoKa":{"radiation":"Co Kα","wavelength":1.7903,"n_peaks":76,"three_strong":[33.8996,40.8167,54.0683]},"CrKa":{"radiation":"Cr Kα","wavelength":2.291,"n_peaks":60,"three_strong":[43.811,71.1337,31.6723]},"CuKa":{"radiation":"Cu Kα","wavelength":1.5418,"n_peaks":97,"three_strong":[29.0829,46.0897,21.1652]},"MoKa":{"radiation":"Mo Kα","wavelength":0.7107,"n_peaks":148,"three_strong":[13.2924,20.7913,15.9148]}}}}}