{"success":true,"data":{"mp_id":"mp-862697","type":"HEA","summary":{"formula":"Er2MgGe2","mp_id":"mp-862697","nelements":3,"is_stable":true,"nsites":10,"density":7.76074,"volume":215.72253,"a":4.17538,"b":7.18787,"c":7.18787,"alpha":90,"beta":90,"gamma":90,"space_group":"P4\/mbm","space_group_num":127,"crystal_system":"Tetragonal","formation_energy_per_atom":-0.75325,"energy_per_atom":-4.75564,"energy_above_hull":0,"point_group":"4\/mmm","Bravais_Lattice":"tP","Bravais_Combination":"tP","packing_fraction":null,"uncorrected_energy_per_atom":-20.80705,"volume_per_atom":21.57225,"c_over_a":1.72149,"b_over_a":1.72149,"poisson_ratio":0.19838,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":75.034,"g_vrh":56.657,"E_Calc(GPa)":135.793,"homogeneous_poisson":0.19838,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.466,"Lame_Lambda(GPa)":37.262666666666675,"Pugh_Ratio(K\/G)":1.3243553312035585,"Ductility":"Ductile","bulk_modulus":75.034,"shear_modulus":56.657,"debye_temperature":458.5,"sound_velocity":2982.4,"homogeneity":0.198},"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-862697","mp_task_ids":["aaachtye","aaadsuxw","aaaembob"]}}}