{"success":true,"data":{"mp_id":"mp-2126","type":"TRA","summary":{"formula":"HfIr3","mp_id":"mp-2126","nelements":2,"is_stable":true,"nsites":4,"density":20.45397,"volume":61.30551,"a":3.94306,"b":3.94306,"c":3.94306,"alpha":90,"beta":90,"gamma":90,"space_group":"Pm-3m","space_group_num":221,"crystal_system":"Cubic","formation_energy_per_atom":-0.81706,"energy_per_atom":-9.93519,"energy_above_hull":0,"point_group":"m-3m","Bravais_Lattice":"cP","Bravais_Combination":"cP","packing_fraction":0.5236,"uncorrected_energy_per_atom":-51.4528922525,"volume_per_atom":15.32638,"c_over_a":1,"b_over_a":1,"poisson_ratio":0.27142,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":278.691,"g_vrh":150.309,"E_Calc(GPa)":382.213,"homogeneous_poisson":0.27142,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.771,"Lame_Lambda(GPa)":178.48499999999996,"Pugh_Ratio(K\/G)":1.8541205117458035,"Ductility":"Brittle","bulk_modulus":278.691,"shear_modulus":150.309,"debye_temperature":361.5,"sound_velocity":3017.2,"homogeneity":0.271},"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-2126","mp_task_ids":["aaaciqev","aaadrciq","aaaehikj","aaaeunfp","aaafiwhh"]}}}