{"success":true,"data":{"mp_id":"mp-3256176","type":"HEA","summary":{"formula":"Hf8Nb2Sn6C","mp_id":"mp-3256176","nelements":4,"is_stable":true,"nsites":17,"density":11.45071,"volume":339.04858,"a":8.31881,"b":8.31881,"c":5.65729,"alpha":90,"beta":90,"gamma":119.99999,"space_group":"P-31m","space_group_num":162,"crystal_system":"Trigonal","formation_energy_per_atom":-0.54971,"energy_per_atom":-34.02641,"energy_above_hull":0,"point_group":"-3m","Bravais_Lattice":"hP","Bravais_Combination":"hP","packing_fraction":0.7405,"uncorrected_energy_per_atom":-34.02641,"volume_per_atom":19.94403,"c_over_a":0.68006,"b_over_a":1,"poisson_ratio":null,"Is_FCC":0,"Is_BCC":0,"Is_HCP":1},"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":0.00597,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":2.0e-5},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-3256176","mp_task_ids":["aaahdgvo"]}}}