{"success":true,"data":{"mp_id":"mp-684963","type":"TRA","summary":{"formula":"Fe3Se4","mp_id":"mp-684963","nelements":2,"is_stable":false,"nsites":7,"density":7.31734,"volume":109.69336,"a":4.55057,"b":5.25186,"c":5.58368,"alpha":88.08438,"beta":113.59847,"gamma":114.65951,"space_group":"P-1","space_group_num":2,"crystal_system":"Triclinic","formation_energy_per_atom":-0.0704,"energy_per_atom":-5.69807,"energy_above_hull":0.50686,"point_group":"-1","Bravais_Lattice":"aP","Bravais_Combination":"aP","packing_fraction":null,"uncorrected_energy_per_atom":-5.428356141428572,"volume_per_atom":15.67048,"c_over_a":1.22703,"b_over_a":1.15411,"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":5.20772,"ordering":"FM","num_magnetic_sites":3,"total_mag_norm_vol":0.04748},"refs":{"mp_url":"https:\/\/materialsproject.org\/materials\/mp-684963","mp_task_ids":["aaadoodq","aaadwdjv","aaadypde","aaaesqhz","aaafblyk"]}}}