{"success":true,"data":{"mp_id":"mp-999120","type":"TRA","summary":{"formula":"TcB","mp_id":"mp-999120","nelements":2,"is_stable":false,"nsites":4,"density":8.48791,"volume":42.57467,"a":2.87543,"b":2.87543,"c":5.94586,"alpha":90,"beta":90,"gamma":120,"space_group":"P6_3\/mmc","space_group_num":194,"crystal_system":"Hexagonal","formation_energy_per_atom":-0.25349,"energy_per_atom":-16.909,"energy_above_hull":0.16275,"point_group":"6\/mmm","Bravais_Lattice":"hP","Bravais_Combination":"hP","packing_fraction":0.7405,"uncorrected_energy_per_atom":-8.7424002925,"volume_per_atom":10.64367,"c_over_a":2.06782,"b_over_a":1,"poisson_ratio":0.24024,"Is_FCC":0,"Is_BCC":0,"Is_HCP":1},"elasticity":{"k_vrh":301.077,"g_vrh":189.179,"E_Calc(GPa)":469.253,"homogeneous_poisson":0.24024,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.295,"Lame_Lambda(GPa)":174.95766666666668,"Pugh_Ratio(K\/G)":1.5914927132504135,"Ductility":"Ductile","bulk_modulus":301.077,"shear_modulus":189.179,"debye_temperature":1529.5,"sound_velocity":5235.3,"homogeneity":0.24},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.00025,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":1.0e-5},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-999120","mp_task_ids":["aaacitbk","aaadwkph","aaadxzgm","aaaerzmi","aaafisis"]}}}