{"success":true,"data":{"mp_id":"mp-1186036","type":"TRA","summary":{"formula":"Na3Cu","mp_id":"mp-1186036","nelements":2,"is_stable":false,"nsites":4,"density":2.17123,"volume":101.34663,"a":5.49648,"b":5.49648,"c":5.49648,"alpha":127.51338,"beta":127.51338,"gamma":77.41468,"space_group":"I4\/mmm","space_group_num":139,"crystal_system":"Tetragonal","formation_energy_per_atom":0.22389,"energy_per_atom":-5.16095,"energy_above_hull":0.22389,"point_group":"4\/mmm","Bravais_Lattice":"tI","Bravais_Combination":"tI","packing_fraction":null,"uncorrected_energy_per_atom":-1.7928102925,"volume_per_atom":25.33666,"c_over_a":1,"b_over_a":1,"poisson_ratio":null,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":null,"g_vrh":null,"E_Calc(GPa)":null,"homogeneous_poisson":null,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":null,"Lame_Lambda(GPa)":null,"Pugh_Ratio(K\/G)":null,"Ductility":null,"bulk_modulus":null,"shear_modulus":null,"debye_temperature":null,"sound_velocity":null,"homogeneity":null},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.00531,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":5.0e-5},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1186036","mp_task_ids":["aaadchoy","aaadnxic","aaadwgco","aaaethut","aaafjbbt"]}}}