{"success":true,"data":{"mp_id":"mp-12765","type":"TRA","summary":{"formula":"GdC2","mp_id":"mp-12765","nelements":2,"is_stable":true,"nsites":3,"density":6.93345,"volume":43.41391,"a":3.72282,"b":3.72282,"c":4.0917,"alpha":117.06001,"beta":117.06001,"gamma":90.00001,"space_group":"I4\/mmm","space_group_num":139,"crystal_system":"Tetragonal","formation_energy_per_atom":-0.30499,"energy_per_atom":-21.40215,"energy_above_hull":0,"point_group":"4\/mmm","Bravais_Lattice":"tI","Bravais_Combination":"tI","packing_fraction":null,"uncorrected_energy_per_atom":-21.40214915,"volume_per_atom":14.4713,"c_over_a":1.09909,"b_over_a":1,"poisson_ratio":0.29015,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":82.475,"g_vrh":40.245,"E_Calc(GPa)":103.844,"homogeneous_poisson":0.29015,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":9.763,"Lame_Lambda(GPa)":55.644999999999996,"Pugh_Ratio(K\/G)":2.049322897254317,"Ductility":"Brittle","bulk_modulus":82.475,"shear_modulus":40.245,"debye_temperature":328.3,"sound_velocity":2687.7,"homogeneity":0.29},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":true,"total_magnetization":7.01946,"ordering":"Unknown","num_magnetic_sites":0,"total_mag_norm_vol":0.16169},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-12765","mp_task_ids":["aaadmutw","aaadrdgd","aaaegyus","aaaeuryp","aaafssnk"]}}}