{"success":true,"data":{"mp_id":"mp-1238800","type":"HEA","summary":{"mp_id":"mp-1238800","formula":"CaBC","nelements":3,"nsites":6,"density":3.3399,"volume":62.54522,"energy_above_hull":0.20701,"formation_energy_per_atom":-0.15091,"energy_per_atom":-8.26154,"is_stable":false,"uncorrected_energy_per_atom":-6.04017,"last_updated":"2025-09-23 22:46:36.732000+00:00","deprecated":false,"possible_species":["Ca2+","C3-","B+"],"crystal_system":"Hexagonal","space_group":"P6_3\/mmc","space_group_num":194,"point_group":"6\/mmm","a":2.96675,"b":2.96675,"c":8.20541,"alpha":90,"beta":90,"gamma":120,"volume_cell":62.54522,"volume_per_atom":10.4242,"c_over_a":2.76579,"b_over_a":1,"Bravais_Lattice":"hP","Lattice_Type_Detail":"HCP (P6_3\/mmc)","Lattice_Centering":"Primitive","Is_FCC":false,"Is_BCC":false,"Is_HCP":true,"packing_fraction":0.7405},"elasticity":{"available":false},"electronic":{"is_metal":true,"band_gap":0,"is_gap_direct":false,"cbm":null,"vbm":null},"magnetic":{"total_magnetization":0.0001,"total_mag_norm_vol":0,"num_magnetic_sites":0,"ordering":"NM","is_magnetic":false},"refs":{"dois":[],"bibtex_entries":[],"origin_tasks":["mp-1384299","mp-1384299","mp-1384299"],"raw_refs":[],"mp_task_ids":["mp-1626933","mp-1792245","mp-1238800","mp-2308414","mp-2100530","mp-1759395","mp-1384299"],"mp_url":"https:\/\/next-gen.materialsproject.org\/materials\/mp-1238800"}}}