{"success":true,"data":{"mp_id":"mp-551250","type":"ELA","summary":{"formula":"ErBi2IO4","mp_id":"mp-551250","nelements":4,"is_stable":true,"nsites":8,"density":8.57881,"volume":150.22841,"a":3.93357,"b":3.93357,"c":9.70909,"alpha":90,"beta":90,"gamma":90,"space_group":"P4\/mmm","space_group_num":123,"crystal_system":"Tetragonal","formation_energy_per_atom":-2.28483,"energy_per_atom":-6.49278,"energy_above_hull":0,"point_group":"4\/mmm","Bravais_Lattice":"tP","Bravais_Combination":"tP","packing_fraction":null,"uncorrected_energy_per_atom":-6.14928,"volume_per_atom":18.77855,"c_over_a":2.46826,"b_over_a":1,"poisson_ratio":0.26093,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":66.464,"g_vrh":37.804,"E_Calc(GPa)":95.337,"homogeneous_poisson":0.261,"Vickers_Hard_Est(GPa)":5.653,"universal_anisotropy":1.444,"Lame_Lambda(GPa)":41.261333333333326,"Pugh_Ratio(K\/G)":1.7581208337742036,"Ductility":"Brittle","bulk_modulus":66.464,"shear_modulus":37.804,"debye_temperature":321.2,"sound_velocity":2333.5,"homogeneity":0.261},"electronic":{"is_metal":false,"band_gap":1.3739,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.0015,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":1.0e-5},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-551250","mp_task_ids":["aaabnlzd","aaadsnki","aaaefmir","aaaenmib","aaafscqh"]},"xrd":{"by_target":{"AgKa":{"radiation":"Ag Kα","wavelength":0.5609,"n_peaks":71,"three_strong":[10.5299,19.5249,11.5735]},"CoKa":{"radiation":"Co Kα","wavelength":1.7903,"n_peaks":15,"three_strong":[34.062,65.5338,37.5462]},"CrKa":{"radiation":"Cr Kα","wavelength":2.291,"n_peaks":11,"three_strong":[44.0253,87.6731,48.6403]},"CuKa":{"radiation":"Cu Kα","wavelength":1.5418,"n_peaks":22,"three_strong":[29.2211,55.5656,32.1821]},"MoKa":{"radiation":"Mo Kα","wavelength":0.7107,"n_peaks":66,"three_strong":[13.3545,24.8151,14.6806]}}}}}