{"success":true,"data":{"mp_id":"mp-1184569","type":"TRA","summary":{"formula":"Hg","mp_id":"mp-1184569","nelements":1,"is_stable":false,"nsites":2,"density":11.98752,"volume":55.57241,"a":4.12069,"b":4.12069,"c":4.46795,"alpha":117.22632,"beta":117.22633,"gamma":59.53541,"space_group":"R-3m","space_group_num":166,"crystal_system":"Trigonal","formation_energy_per_atom":0.02482,"energy_per_atom":-49.34298,"energy_above_hull":0.02482,"point_group":"-3m","Bravais_Lattice":"hR","Bravais_Combination":"hR","packing_fraction":null,"uncorrected_energy_per_atom":-0.27885665,"volume_per_atom":27.7862,"c_over_a":1.08427,"b_over_a":1,"poisson_ratio":0.39769,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":11.457,"g_vrh":2.516,"E_Calc(GPa)":7.033,"homogeneous_poisson":0.39769,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":6.738,"Lame_Lambda(GPa)":9.779666666666667,"Pugh_Ratio(K\/G)":4.553656597774245,"Ductility":"Brittle","bulk_modulus":11.457,"shear_modulus":2.516,"debye_temperature":50.9,"sound_velocity":518.5,"homogeneity":0.398},"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-1184569","mp_task_ids":["aaadrjdd","aaadxzul","aaaegsnu","aaaetnqv","aaafxcgm"]}}}