{"success":true,"data":{"mp_id":"mp-1595","type":"ELA","summary":{"formula":"Nb2O5","mp_id":"mp-1595","nelements":2,"is_stable":false,"nsites":7,"density":4.37695,"volume":100.84363,"a":3.85882,"b":4.01862,"c":6.7839,"alpha":90.80433,"beta":106.52362,"gamma":90,"space_group":"C2\/m","space_group_num":12,"crystal_system":"Monoclinic","formation_energy_per_atom":-3.02667,"energy_per_atom":-9.44701,"energy_above_hull":0.00754,"point_group":"2\/m","Bravais_Lattice":"mC","Bravais_Combination":"mC","packing_fraction":null,"uncorrected_energy_per_atom":-14.05692,"volume_per_atom":14.40623,"c_over_a":1.75802,"b_over_a":1.04141,"poisson_ratio":0.33594,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":135.559,"g_vrh":49.941,"E_Calc(GPa)":133.437,"homogeneous_poisson":0.336,"Vickers_Hard_Est(GPa)":3.127,"universal_anisotropy":1.25,"Lame_Lambda(GPa)":102.26499999999999,"Pugh_Ratio(K\/G)":2.7143829719068497,"Ductility":"Brittle","bulk_modulus":135.559,"shear_modulus":49.941,"debye_temperature":522.5,"sound_velocity":3790.7,"homogeneity":0.336},"electronic":{"is_metal":false,"band_gap":2.1771,"is_gap_direct":false,"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-1595","mp_task_ids":["aaabnvve","aaacmzsw","aaadsnmp","aaaempci","aaaenhti","aaafbwcc"]}}}