{"success":true,"data":{"mp_id":"mp-19814","type":"TRA","summary":{"formula":"NiAs2","mp_id":"mp-19814","nelements":2,"is_stable":true,"nsites":6,"density":7.10658,"volume":97.45425,"a":3.56414,"b":4.74225,"c":5.76582,"alpha":90,"beta":90,"gamma":90,"space_group":"Pnnm","space_group_num":58,"crystal_system":"Orthorhombic","formation_energy_per_atom":-0.28091,"energy_per_atom":-14.07983,"energy_above_hull":0,"point_group":"mmm","Bravais_Lattice":"oP","Bravais_Combination":"oP","packing_fraction":null,"uncorrected_energy_per_atom":-14.079833045,"volume_per_atom":16.24237,"c_over_a":1.61773,"b_over_a":1.33055,"poisson_ratio":0.28233,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":102.3,"g_vrh":52.095,"E_Calc(GPa)":133.606,"homogeneous_poisson":0.28233,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":1.864,"Lame_Lambda(GPa)":67.57,"Pugh_Ratio(K\/G)":1.963720126691621,"Ductility":"Brittle","bulk_modulus":102.3,"shear_modulus":52.095,"debye_temperature":541.2,"sound_velocity":3017.5,"homogeneity":0.282},"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-19814","mp_task_ids":["aaadmtjv","aaadreqy","aaaemrsh","aaaeupdu","aaafwxfa"]}}}