{"success":true,"data":{"items":[{"mp_id":"mp-12549","type":"HEA","formula":"BaAl9Ni2","crystal_system":"Hexagonal","space_group":"P6\/mmm","formation_energy_per_atom":-0.36107,"is_stable":false,"density":3.85358,"nelements":3},{"mp_id":"mp-1256151","type":"HEA","formula":"Zr5AlNi4","crystal_system":"Tetragonal","space_group":"P4\/m","formation_energy_per_atom":-0.45957,"is_stable":false,"density":6.86532,"nelements":3},{"mp_id":"mp-1257498","type":"HEA","formula":"Ca2AlNiO5","crystal_system":"Orthorhombic","space_group":"Ima2","formation_energy_per_atom":-2.72241,"is_stable":false,"density":3.80899,"nelements":4},{"mp_id":"mp-1260352","type":"HEA","formula":"Al5(NiO4)3","crystal_system":"Triclinic","space_group":"P1","formation_energy_per_atom":-2.38326,"is_stable":false,"density":4.22951,"nelements":3},{"mp_id":"mp-1261118","type":"HEA","formula":"Zr4AlNi2","crystal_system":"Monoclinic","space_group":"C2\/c","formation_energy_per_atom":0.12208,"is_stable":false,"density":5.91924,"nelements":3},{"mp_id":"mp-12613","type":"HEA","formula":"LaNiSn","crystal_system":"Orthorhombic","space_group":"Pnma","formation_energy_per_atom":-0.63338,"is_stable":true,"density":7.81622,"nelements":3},{"mp_id":"mp-1264011","type":"HEA","formula":"CaSi4(NiO6)2","crystal_system":"Monoclinic","space_group":"C2","formation_energy_per_atom":-2.59932,"is_stable":false,"density":3.54005,"nelements":4},{"mp_id":"mp-1264292","type":"HEA","formula":"Si2NiO6","crystal_system":"Monoclinic","space_group":"C2\/c","formation_energy_per_atom":-2.23132,"is_stable":false,"density":3.46884,"nelements":3},{"mp_id":"mp-1267080","type":"HEA","formula":"Si2NiO6","crystal_system":"Triclinic","space_group":"P1","formation_energy_per_atom":-2.19919,"is_stable":false,"density":2.6638,"nelements":3},{"mp_id":"mp-12695","type":"HEA","formula":"CaMg2Ni9","crystal_system":"Trigonal","space_group":"R-3m","formation_energy_per_atom":-0.15754,"is_stable":false,"density":6.39963,"nelements":3},{"mp_id":"mp-12703","type":"HEA","formula":"PrZnNi","crystal_system":"Hexagonal","space_group":"P-62m","formation_energy_per_atom":-0.36172,"is_stable":true,"density":7.649,"nelements":3},{"mp_id":"mp-1272200","type":"HEA","formula":"Li2NiBiO4","crystal_system":"Orthorhombic","space_group":"C222","formation_energy_per_atom":-1.66396,"is_stable":false,"density":6.51922,"nelements":4},{"mp_id":"mp-1272388","type":"HEA","formula":"FeNiO3","crystal_system":"Trigonal","space_group":"R3","formation_energy_per_atom":-1.28044,"is_stable":false,"density":5.33043,"nelements":3},{"mp_id":"mp-1272479","type":"HEA","formula":"Li2CoNiO4","crystal_system":"Orthorhombic","space_group":"Imm2","formation_energy_per_atom":-1.55145,"is_stable":false,"density":4.57362,"nelements":4},{"mp_id":"mp-1273466","type":"HEA","formula":"LiNiO2","crystal_system":"Orthorhombic","space_group":"Pmna","formation_energy_per_atom":-1.45833,"is_stable":false,"density":4.74095,"nelements":3},{"mp_id":"mp-1273482","type":"HEA","formula":"LiNiO2","crystal_system":"Monoclinic","space_group":"C2\/c","formation_energy_per_atom":-1.46063,"is_stable":false,"density":4.74063,"nelements":3},{"mp_id":"mp-1273576","type":"HEA","formula":"Ca(NiO2)2","crystal_system":"Cubic","space_group":"Fd-3m","formation_energy_per_atom":-1.57999,"is_stable":false,"density":4.42546,"nelements":3},{"mp_id":"mp-1273683","type":"HEA","formula":"Li2CrNiO4","crystal_system":"Monoclinic","space_group":"Cm","formation_energy_per_atom":-1.91917,"is_stable":false,"density":4.46329,"nelements":4},{"mp_id":"mp-1273921","type":"HEA","formula":"Li2CrNiO4","crystal_system":"Orthorhombic","space_group":"C222","formation_energy_per_atom":-1.91718,"is_stable":false,"density":4.44496,"nelements":4},{"mp_id":"mp-1274281","type":"HEA","formula":"Li3Co2NiO6","crystal_system":"Triclinic","space_group":"P-1","formation_energy_per_atom":-1.58353,"is_stable":false,"density":4.52948,"nelements":4}],"pagination":{"current_page":164,"per_page":20,"total_items":12774,"total_pages":639}},"meta":{"query_time_ms":53.29,"cached":false,"source":"sqlite_index"}}