{"success":true,"data":{"mp_id":"mp-1205858","type":"TRA","summary":{"formula":"Hf2Ni7","mp_id":"mp-1205858","nelements":2,"is_stable":false,"nsites":9,"density":11.45843,"volume":111.27333,"a":4.66169,"b":4.66169,"c":6.19979,"alpha":82.12331,"beta":82.12331,"gamma":120.73144,"space_group":"C2\/m","space_group_num":12,"crystal_system":"Monoclinic","formation_energy_per_atom":-0.43812,"energy_per_atom":-19.79088,"energy_above_hull":0.02198,"point_group":"2\/m","Bravais_Lattice":"mC","Bravais_Combination":"mC","packing_fraction":null,"uncorrected_energy_per_atom":-19.790882265555556,"volume_per_atom":12.3637,"c_over_a":1.32994,"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":true,"total_magnetization":2.0e-5,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1205858","mp_task_ids":["aaadofob","aaadvqle","aaaekwfe","aaaepxqa","aaafbbou"]}}}