{"success":true,"data":{"mp_id":"mp-20545","type":"TRA","summary":{"formula":"Cu3AsS4","mp_id":"mp-20545","nelements":3,"is_stable":false,"nsites":8,"density":4.49558,"volume":145.46587,"a":5.25921,"b":5.25921,"c":5.25921,"alpha":90,"beta":90,"gamma":90,"space_group":"P-43m","space_group_num":215,"crystal_system":"Cubic","formation_energy_per_atom":-0.26039,"energy_per_atom":-10.1834,"energy_above_hull":0.03571,"point_group":"-43m","Bravais_Lattice":"cP","Bravais_Combination":"cP","packing_fraction":0.5236,"uncorrected_energy_per_atom":-10.18340135875,"volume_per_atom":18.18323,"c_over_a":1,"b_over_a":1,"poisson_ratio":0.33531,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":71.506,"g_vrh":26.458,"E_Calc(GPa)":70.659,"homogeneous_poisson":0.33531,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.579,"Lame_Lambda(GPa)":53.867333333333335,"Pugh_Ratio(K\/G)":2.7026230251719707,"Ductility":"Brittle","bulk_modulus":71.506,"shear_modulus":26.458,"debye_temperature":330.6,"sound_velocity":2722.2,"homogeneity":0.335},"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-20545","mp_task_ids":["aaadmrvp","aaadsuvo","aaaelqkq","aaaercme","aaafikcj"]}}}