{"success":true,"data":{"mp_id":"mp-1352","type":"TRA","summary":{"formula":"ZrN","mp_id":"mp-1352","nelements":2,"is_stable":true,"nsites":2,"density":7.23487,"volume":24.15244,"a":3.24458,"b":3.24458,"c":3.24458,"alpha":59.99998,"beta":59.99998,"gamma":59.99999,"space_group":"Fm-3m","space_group_num":225,"crystal_system":"Cubic","formation_energy_per_atom":-1.97551,"energy_per_atom":-17.91478,"energy_above_hull":0,"point_group":"m-3m","Bravais_Lattice":"cF","Bravais_Combination":"cF","packing_fraction":0.7405,"uncorrected_energy_per_atom":-17.914777735,"volume_per_atom":12.07622,"c_over_a":1,"b_over_a":1,"poisson_ratio":0.25127,"Is_FCC":1,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":247.481,"g_vrh":147.586,"E_Calc(GPa)":369.339,"homogeneous_poisson":0.25127,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.437,"Lame_Lambda(GPa)":149.09033333333332,"Pugh_Ratio(K\/G)":1.6768595937284023,"Ductility":"Ductile","bulk_modulus":247.481,"shear_modulus":147.586,"debye_temperature":650.6,"sound_velocity":5015,"homogeneity":0.251},"electronic":{"is_metal":true,"band_gap":0,"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-1352","mp_task_ids":["aaacijza","aaadsbcg","aaaegvtj","aaaeuqrr","aaafxhij"]}}}