{"success":true,"data":{"mp_id":"mp-1873","type":"ELA","summary":{"formula":"ZnF2","mp_id":"mp-1873","nelements":2,"is_stable":true,"nsites":6,"density":4.95609,"volume":69.29228,"a":3.13289,"b":4.70294,"c":4.70294,"alpha":90,"beta":90,"gamma":90,"space_group":"P4_2\/mnm","space_group_num":136,"crystal_system":"Tetragonal","formation_energy_per_atom":-2.60094,"energy_per_atom":-4.29723,"energy_above_hull":0,"point_group":"4\/mmm","Bravais_Lattice":"tP","Bravais_Combination":"tP","packing_fraction":null,"uncorrected_energy_per_atom":-7.61573,"volume_per_atom":11.54871,"c_over_a":1.50115,"b_over_a":1.50115,"poisson_ratio":0.33365,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":94.832,"g_vrh":35.487,"E_Calc(GPa)":94.654,"homogeneous_poisson":0.334,"Vickers_Hard_Est(GPa)":2.109,"universal_anisotropy":1.258,"Lame_Lambda(GPa)":71.17399999999999,"Pugh_Ratio(K\/G)":2.6723025333220614,"Ductility":"Brittle","bulk_modulus":94.832,"shear_modulus":35.487,"debye_temperature":460.6,"sound_velocity":3002,"homogeneity":0.334},"electronic":{"is_metal":false,"band_gap":3.4773,"is_gap_direct":true,"cbm":null},"magnetic":{"is_magnetic":true,"total_magnetization":0,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1873","mp_task_ids":["aaacizku","aaacmzsj","aaaegpey","aaaenhwj","aaaeymsj","aaafcaro","aaagbmui"]},"xrd":{"by_target":{"AgKa":{"radiation":"Ag Kα","wavelength":0.5609,"n_peaks":60,"three_strong":[9.6752,18.4835,12.3492]},"CoKa":{"radiation":"Co Kα","wavelength":1.7903,"n_peaks":13,"three_strong":[31.2301,61.6759,40.1576]},"CrKa":{"radiation":"Cr Kα","wavelength":2.291,"n_peaks":7,"three_strong":[40.2978,81.9897,52.1232]},"CuKa":{"radiation":"Cu Kα","wavelength":1.5418,"n_peaks":18,"three_strong":[26.8087,52.3968,34.3958]},"MoKa":{"radiation":"Mo Kα","wavelength":0.7107,"n_peaks":55,"three_strong":[12.2688,23.4841,15.6669]}}}}}