{"success":true,"data":{"mp_id":"mp-1018794","type":"TRA","summary":{"formula":"Mg2Ge","mp_id":"mp-1018794","nelements":2,"is_stable":false,"nsites":6,"density":3.39782,"volume":118.51163,"a":4.73686,"b":4.73686,"c":6.09887,"alpha":90,"beta":90,"gamma":120,"space_group":"P6_3\/mmc","space_group_num":194,"crystal_system":"Hexagonal","formation_energy_per_atom":-0.19108,"energy_per_atom":-7.59461,"energy_above_hull":0.15281,"point_group":"6\/mmm","Bravais_Lattice":"hP","Bravais_Combination":"hP","packing_fraction":0.7405,"uncorrected_energy_per_atom":-2.7239599683333338,"volume_per_atom":19.75194,"c_over_a":1.28753,"b_over_a":1,"poisson_ratio":0.35358,"Is_FCC":0,"Is_BCC":0,"Is_HCP":1},"elasticity":{"k_vrh":48.583,"g_vrh":15.766,"E_Calc(GPa)":42.681,"homogeneous_poisson":0.35358,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.072,"Lame_Lambda(GPa)":38.07233333333333,"Pugh_Ratio(K\/G)":3.081504503361664,"Ductility":"Brittle","bulk_modulus":48.583,"shear_modulus":15.766,"debye_temperature":266.8,"sound_velocity":2423,"homogeneity":0.354},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":false,"total_magnetization":0.00046,"ordering":"NM","num_magnetic_sites":0,"total_mag_norm_vol":0},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1018794","mp_task_ids":["aaacgafa","aaadedow"]}}}