{"success":true,"data":{"mp_id":"mp-1219126","type":"HEA","summary":{"mp_id":"mp-1219126","formula":"SmFe2Ni2B","nelements":4,"nsites":12,"density":8.31241,"volume":155.91668,"energy_above_hull":0.06779,"formation_energy_per_atom":-0.26752,"energy_per_atom":-6.91724,"is_stable":false,"uncorrected_energy_per_atom":-6.91724,"last_updated":"2025-09-23 22:48:42.722000+00:00","deprecated":false,"possible_species":[],"crystal_system":"Orthorhombic","space_group":"Cmm2","space_group_num":35,"point_group":"mm2","a":5.04518,"b":5.04518,"c":7.04993,"alpha":90,"beta":90,"gamma":119.6725,"volume_cell":155.91668,"volume_per_atom":12.99306,"c_over_a":1.39736,"b_over_a":1,"Bravais_Lattice":"hP","Lattice_Type_Detail":"Hexagonal","Lattice_Centering":"C-Centered","Is_FCC":false,"Is_BCC":false,"Is_HCP":false,"packing_fraction":0.7405},"elasticity":{"available":false},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":5.5282,"vbm":5.5777},"magnetic":{"total_magnetization":5.75888,"total_mag_norm_vol":0.03694,"num_magnetic_sites":8,"ordering":"FiM","is_magnetic":true},"refs":{"dois":[],"bibtex_entries":[],"origin_tasks":["mp-1410401","mp-1410401","mp-1410401"],"raw_refs":[],"mp_task_ids":["mp-1219126","mp-1732271","mp-1656167","mp-1410401","mp-1920987"],"mp_url":"https:\/\/next-gen.materialsproject.org\/materials\/mp-1219126"}}}