{"success":true,"data":{"mp_id":"mp-3215561","type":"TRA","summary":{"formula":"HfZr7H30","mp_id":"mp-3215561","nelements":3,"is_stable":true,"nsites":38,"density":5.38794,"volume":261.13284,"a":6.97964,"b":6.97964,"c":6.97963,"alpha":109.53408,"beta":109.53408,"gamma":109.53407,"space_group":"R3","space_group_num":146,"crystal_system":"Trigonal","formation_energy_per_atom":-0.39866,"energy_per_atom":-8.50533,"energy_above_hull":0,"point_group":"3","Bravais_Lattice":"hR","Bravais_Combination":"hR","packing_fraction":null,"uncorrected_energy_per_atom":-8.505326222894737,"volume_per_atom":6.87192,"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":8.0e-5,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-3215561","mp_task_ids":["aaahaytl"]}}}