{"success":true,"data":{"mp_id":"mp-975882","type":"TRA","summary":{"formula":"Li3Cu","mp_id":"mp-975882","nelements":2,"is_stable":false,"nsites":4,"density":2.38154,"volume":58.82674,"a":4.59261,"b":4.59261,"c":4.59261,"alpha":127.71913,"beta":127.71913,"gamma":77.08048,"space_group":"I4\/mmm","space_group_num":139,"crystal_system":"Tetragonal","formation_energy_per_atom":0.05622,"energy_per_atom":-4.44551,"energy_above_hull":0.05998,"point_group":"4\/mmm","Bravais_Lattice":"tI","Bravais_Combination":"tI","packing_fraction":null,"uncorrected_energy_per_atom":-4.445510055,"volume_per_atom":14.70669,"c_over_a":1,"b_over_a":1,"poisson_ratio":0.32445,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":31.489,"g_vrh":12.521,"E_Calc(GPa)":33.167,"homogeneous_poisson":0.32445,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":1.095,"Lame_Lambda(GPa)":23.141666666666666,"Pugh_Ratio(K\/G)":2.5148949764395816,"Ductility":"Brittle","bulk_modulus":31.489,"shear_modulus":12.521,"debye_temperature":312.1,"sound_velocity":2569.2,"homogeneity":0.324},"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-975882","mp_task_ids":["aaacdnsu","aaaekwyc"]}}}