{"success":true,"data":{"mp_id":"mp-982982","type":"TRA","summary":{"formula":"HfH3","mp_id":"mp-982982","nelements":2,"is_stable":false,"nsites":4,"density":10.65806,"volume":28.28008,"a":3.72368,"b":3.72368,"c":3.72368,"alpha":131.59704,"beta":131.59704,"gamma":70.86621,"space_group":"I4\/mmm","space_group_num":139,"crystal_system":"Tetragonal","formation_energy_per_atom":-0.30284,"energy_per_atom":-14.18203,"energy_above_hull":0.10385,"point_group":"4\/mmm","Bravais_Lattice":"tI","Bravais_Combination":"tI","packing_fraction":null,"uncorrected_energy_per_atom":-5.24373607,"volume_per_atom":7.07002,"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":0.00012,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-982982","mp_task_ids":["aaaddhci","aaadnqen","aaadulhf","aaaetstv","aaafcngt"]}}}