{"success":true,"data":{"mp_id":"mp-1206677","type":"TRA","summary":{"formula":"Rb2O2","mp_id":"mp-1206677","nelements":2,"is_stable":false,"nsites":4,"density":3.27613,"volume":102.85919,"a":4.32765,"b":4.05766,"c":5.89559,"alpha":83.48706,"beta":90,"gamma":90,"space_group":"P2_1\/m","space_group_num":11,"crystal_system":"Monoclinic","formation_energy_per_atom":-0.93191,"energy_per_atom":-3.89616,"energy_above_hull":0.30108,"point_group":"2\/m","Bravais_Lattice":"mP","Bravais_Combination":"mP","packing_fraction":null,"uncorrected_energy_per_atom":-3.55266132,"volume_per_atom":25.7148,"c_over_a":1.36231,"b_over_a":0.93761,"poisson_ratio":null,"Is_FCC":0,"Is_BCC":0,"Is_HCP":0},"elasticity":{"k_vrh":null,"g_vrh":null,"E_Calc(GPa)":null,"homogeneous_poisson":null,"Vickers_Hard_Est(GPa)":null,"universal_anisotropy":null,"Lame_Lambda(GPa)":null,"Pugh_Ratio(K\/G)":null,"Ductility":null,"bulk_modulus":null,"shear_modulus":null,"debye_temperature":null,"sound_velocity":null,"homogeneity":null},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null},"magnetic":{"is_magnetic":true,"total_magnetization":2.00001,"ordering":"FM","num_magnetic_sites":1,"total_mag_norm_vol":0.01944},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-1206677","mp_task_ids":["aaadmigz","aaadsvrz","aaadyhzl","aaaeuibe","aaafjgms"]}}}