{"success":true,"data":{"mp_id":"mp-30045","type":"TRA","summary":{"formula":"CoGe2","mp_id":"mp-30045","nelements":2,"is_stable":false,"nsites":12,"density":8.01173,"volume":169.30371,"a":5.59753,"b":5.59992,"c":6.08324,"alpha":90,"beta":117.39215,"gamma":90,"space_group":"Cmce","space_group_num":64,"crystal_system":"Orthorhombic","formation_energy_per_atom":-0.03044,"energy_per_atom":-13.68984,"energy_above_hull":0.01788,"point_group":"mmm","Bravais_Lattice":"oC","Bravais_Combination":"oC","packing_fraction":null,"uncorrected_energy_per_atom":-13.689836184166666,"volume_per_atom":14.10864,"c_over_a":1.08677,"b_over_a":1.00043,"poisson_ratio":0.27211,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":122.975,"g_vrh":66.091,"E_Calc(GPa)":168.15,"homogeneous_poisson":0.27211,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":0.017,"Lame_Lambda(GPa)":78.91433333333333,"Pugh_Ratio(K\/G)":1.8606920760769243,"Ductility":"Brittle","bulk_modulus":122.975,"shear_modulus":66.091,"debye_temperature":393.8,"sound_velocity":3197.1,"homogeneity":0.272},"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-30045","mp_task_ids":["aaadnbhi","aaadspqg","aaaemrrm","aaaetwpv","aaafiemi"]}}}