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{
"count": 146323,
"next": "https://simmate.org/third-parties/MatprojStructure/?format=api&ordering=chemical_system&page=10379",
"previous": "https://simmate.org/third-parties/MatprojStructure/?format=api&ordering=chemical_system&page=10377",
"results": [
{
"id": "mp-1100459",
"created_at": "2022-09-04T14:42:56.142740Z",
"structure_string": "Mg2 Si4\n1.0\n-2.309454 2.753772 3.788359\n2.309454 -2.753772 3.788359\n2.309454 2.753772 -3.788359\nMg Si\n2 4\ndirect\n0.753622 0.003622 0.750000 Mg\n0.246378 0.996378 0.250000 Mg\n0.172518 0.666975 0.505544 Si\n0.661431 0.666975 0.994456 Si\n0.338569 0.333025 0.005544 Si\n0.827482 0.333025 0.494456 Si\n",
"nsites": 6,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.773301329811924,
"density_atomic": 0.06225909954692395,
"volume": 96.37145483413025,
"volume_molar": 9.672707770951915,
"formula_full": "Mg2 Si4",
"formula_reduced": "MgSi2",
"formula_anonymous": "AB2",
"energy": -23.63432337,
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"updated_at": "2021-11-28T01:35:59.276000Z",
"spacegroup": 74
},
{
"id": "mp-1073304",
"created_at": "2022-09-04T14:45:36.897995Z",
"structure_string": "Mg4 Si8\n1.0\n3.743857 0.000000 0.000000\n0.000000 6.676324 0.000000\n0.000000 2.260872 9.512557\nMg Si\n4 8\ndirect\n0.500000 0.340151 0.824997 Mg\n0.500000 0.659849 0.175003 Mg\n0.000000 0.885467 0.379800 Mg\n0.000000 0.114533 0.620200 Mg\n0.500000 0.106267 0.184734 Si\n0.000000 0.838005 0.965172 Si\n0.500000 0.746873 0.614357 Si\n0.000000 0.475903 0.382446 Si\n0.500000 0.893733 0.815266 Si\n0.000000 0.161995 0.034828 Si\n0.500000 0.253127 0.385643 Si\n0.000000 0.524097 0.617554 Si\n",
"nsites": 12,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.248130625137137,
"density_atomic": 0.05046930417560989,
"volume": 237.76828700165032,
"volume_molar": 11.932284104900138,
"formula_full": "Mg4 Si8",
"formula_reduced": "MgSi2",
"formula_anonymous": "AB2",
"energy": -47.88688917,
"energy_per_atom": -3.9905740975,
"energy_above_hull": null,
"is_stable": null,
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"energy_uncorrected": -48.45488917,
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"is_theoretical": true,
"updated_at": "2021-11-28T01:37:07.458000Z",
"spacegroup": 10
},
{
"id": "mp-1403490",
"created_at": "2022-09-04T14:45:26.397556Z",
"structure_string": "Mg6 Si8\n1.0\n6.080212 0.000000 0.000000\n-2.108633 6.526749 0.000000\n-1.219523 -3.408145 6.652698\nMg Si\n6 8\ndirect\n0.408134 0.111744 0.395539 Mg\n0.968146 0.305214 0.448264 Mg\n0.645259 0.275593 0.878970 Mg\n0.867749 0.842903 0.789709 Mg\n0.660128 0.616144 0.427228 Mg\n0.962510 0.119405 0.130558 Mg\n0.197623 0.539875 0.772545 Si\n0.188399 0.859782 0.024562 Si\n0.869358 0.483467 0.107185 Si\n0.452445 0.484413 0.121835 Si\n0.267719 0.211985 0.731717 Si\n0.064031 0.673071 0.521917 Si\n0.499491 0.918587 0.699214 Si\n0.448849 0.811409 0.197396 Si\n",
"nsites": 14,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.330452618623002,
"density_atomic": 0.053029141117991715,
"volume": 264.00578445820014,
"volume_molar": 11.356285681867869,
"formula_full": "Mg6 Si8",
"formula_reduced": "Mg3Si4",
"formula_anonymous": "A3B4",
"energy": -32.718097320000005,
"energy_per_atom": -2.3370069514285716,
"energy_above_hull": null,
"is_stable": null,
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"energy_uncorrected": -33.28609732,
"band_gap": 0.0,
"is_gap_direct": false,
"is_magnetic": false,
"total_magnetization": 5.22e-05,
"is_theoretical": true,
"updated_at": "2021-11-28T01:37:10.709000Z",
"spacegroup": 1
},
{
"id": "mp-1100468",
"created_at": "2022-09-04T14:45:27.514267Z",
"structure_string": "Mg8 Si4\n1.0\n7.893619 0.000000 0.000000\n0.000000 4.671683 0.000000\n0.000000 0.072675 6.131747\nMg Si\n8 4\ndirect\n0.414379 0.241541 0.756189 Mg\n0.747570 0.260567 0.498659 Mg\n0.585621 0.758459 0.243811 Mg\n0.247570 0.739433 0.001341 Mg\n0.252430 0.739433 0.501341 Mg\n0.914379 0.758459 0.743811 Mg\n0.752430 0.260567 0.998659 Mg\n0.085621 0.241541 0.256189 Mg\n0.078479 0.255447 0.753934 Si\n0.421521 0.255447 0.253934 Si\n0.921521 0.744553 0.246066 Si\n0.578479 0.744553 0.746066 Si\n",
"nsites": 12,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.2529171357095628,
"density_atomic": 0.05306980507284369,
"volume": 226.1172805049648,
"volume_molar": 11.347584095577519,
"formula_full": "Mg8 Si4",
"formula_reduced": "Mg2Si",
"formula_anonymous": "AB2",
"energy": -34.19991442,
"energy_per_atom": -2.849992868333333,
"energy_above_hull": null,
"is_stable": null,
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"formation_energy": null,
"formation_energy_per_atom": null,
"energy_uncorrected": -34.48391442,
"band_gap": 0.0,
"is_gap_direct": false,
"is_magnetic": false,
"total_magnetization": 0.0010418,
"is_theoretical": true,
"updated_at": "2021-11-28T01:36:57.247000Z",
"spacegroup": 14
},
{
"id": "mp-1075191",
"created_at": "2022-09-04T14:45:37.259617Z",
"structure_string": "Mg6 Si8\n1.0\n-5.972665 0.000000 0.000000\n1.683720 6.528867 0.000000\n-0.058946 -3.158305 -6.697039\nMg Si\n6 8\ndirect\n0.024155 0.920063 0.459323 Mg\n0.399995 0.812564 0.682846 Mg\n0.622844 0.595185 0.936241 Mg\n0.245870 0.248905 0.010874 Mg\n0.850398 0.462135 0.515704 Mg\n0.187887 0.798693 0.054034 Mg\n0.207745 0.401590 0.708542 Si\n0.812406 0.217094 0.755968 Si\n0.881853 0.476358 0.156281 Si\n0.541558 0.596465 0.308083 Si\n0.887143 0.892088 0.811874 Si\n0.347184 0.249181 0.384551 Si\n0.588260 0.998837 0.380122 Si\n0.656053 0.077292 0.082227 Si\n",
"nsites": 14,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.355943733172326,
"density_atomic": 0.05360918805818212,
"volume": 261.1492639061383,
"volume_molar": 11.233411618665373,
"formula_full": "Mg6 Si8",
"formula_reduced": "Mg3Si4",
"formula_anonymous": "A3B4",
"energy": -50.67212964,
"energy_per_atom": -3.6194378314285713,
"energy_above_hull": null,
"is_stable": null,
"decomposes_to": null,
"formation_energy": null,
"formation_energy_per_atom": null,
"energy_uncorrected": -51.24012964,
"band_gap": 0.0,
"is_gap_direct": false,
"is_magnetic": false,
"total_magnetization": 0.0037058,
"is_theoretical": true,
"updated_at": "2021-11-28T01:37:01.368000Z",
"spacegroup": 1
},
{
"id": "mp-1075734",
"created_at": "2022-09-04T14:45:37.942790Z",
"structure_string": "Mg10 Si18\n1.0\n5.594988 0.000000 0.000000\n2.601502 6.872357 0.000000\n2.694254 2.279951 12.762576\nMg Si\n10 18\ndirect\n0.512517 0.210979 0.325836 Mg\n0.805814 0.548261 0.618362 Mg\n0.648612 0.410294 0.463716 Mg\n0.222242 0.705129 0.599966 Mg\n0.075719 0.975994 0.374775 Mg\n0.183835 0.157769 0.541732 Mg\n0.398578 0.518954 0.823599 Mg\n0.233004 0.624527 0.056649 Mg\n0.420780 0.985246 0.900154 Mg\n0.455059 0.657340 0.241633 Mg\n0.997733 0.908023 0.860664 Si\n0.703601 0.321281 0.121050 Si\n0.374483 0.263692 0.693635 Si\n0.863265 0.736953 0.291870 Si\n0.823130 0.161244 0.715916 Si\n0.031074 0.967602 0.148294 Si\n0.827154 0.702318 0.786949 Si\n0.318554 0.176108 0.161528 Si\n0.971017 0.324914 0.827176 Si\n0.149177 0.517020 0.418104 Si\n0.699567 0.875874 0.083808 Si\n0.666971 0.199870 0.968203 Si\n0.409349 0.894788 0.712926 Si\n0.967091 0.385530 0.271915 Si\n0.769606 0.613852 0.985256 Si\n0.159147 0.311777 0.994276 Si\n0.567509 0.843739 0.448761 Si\n0.745293 0.000972 0.563442 Si\n",
"nsites": 28,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.5330824508261918,
"density_atomic": 0.057057773259200625,
"volume": 490.73068226483883,
"volume_molar": 10.55446158517748,
"formula_full": "Mg10 Si18",
"formula_reduced": "Mg5Si9",
"formula_anonymous": "A5B9",
"energy": -107.0739932,
"energy_per_atom": -3.8240711857142857,
"energy_above_hull": null,
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"energy_uncorrected": -108.3519932,
"band_gap": 0.0,
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"is_magnetic": false,
"total_magnetization": 0.0014862,
"is_theoretical": true,
"updated_at": "2021-11-28T01:37:06.236000Z",
"spacegroup": 1
},
{
"id": "mp-1074759",
"created_at": "2022-09-04T14:47:19.147724Z",
"structure_string": "Mg8 Si4\n1.0\n5.514392 0.000000 0.000000\n0.679679 6.145440 0.000000\n2.404976 0.300569 7.139983\nMg Si\n8 4\ndirect\n0.230253 0.633269 0.517616 Mg\n0.802966 0.919855 0.898247 Mg\n0.763924 0.874747 0.451338 Mg\n0.823918 0.423670 0.866111 Mg\n0.236076 0.125253 0.548662 Mg\n0.197034 0.080145 0.101753 Mg\n0.176082 0.576330 0.133889 Mg\n0.769747 0.366731 0.482384 Mg\n0.616611 0.202600 0.207688 Si\n0.359336 0.394288 0.796528 Si\n0.383389 0.797400 0.792312 Si\n0.640664 0.605712 0.203472 Si\n",
"nsites": 12,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.1053833100130452,
"density_atomic": 0.04959449244493421,
"volume": 241.96235122929926,
"volume_molar": 12.142761147694992,
"formula_full": "Mg8 Si4",
"formula_reduced": "Mg2Si",
"formula_anonymous": "AB2",
"energy": -33.96120758,
"energy_per_atom": -2.830100631666667,
"energy_above_hull": null,
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"updated_at": "2021-11-28T01:38:02.140000Z",
"spacegroup": 2
},
{
"id": "mp-1074639",
"created_at": "2022-09-04T14:47:18.713204Z",
"structure_string": "Mg16 Si12\n1.0\n7.155977 0.567958 3.148491\n-2.843047 11.991138 -3.875179\n0.129922 -0.841517 6.434298\nMg Si\n16 12\ndirect\n0.000489 0.078397 0.701442 Mg\n0.328121 0.091695 0.950148 Mg\n0.234927 0.654104 0.768504 Mg\n0.531179 0.750408 0.052162 Mg\n0.980541 0.198894 0.352347 Mg\n0.650344 0.109694 0.143687 Mg\n0.092987 0.624239 0.252804 Mg\n0.781113 0.578745 0.984701 Mg\n0.063099 0.392111 0.766557 Mg\n0.624075 0.332187 0.624525 Mg\n0.241218 0.852847 0.602273 Mg\n0.690959 0.565271 0.504706 Mg\n0.482310 0.338380 0.238768 Mg\n0.224629 0.314198 0.986392 Mg\n0.650145 0.980059 0.482854 Mg\n0.011485 0.841159 0.224356 Mg\n0.852349 0.339448 0.174983 Si\n0.395871 0.512431 0.862639 Si\n0.926721 0.972124 0.026555 Si\n0.422625 0.886356 0.911425 Si\n0.306921 0.196539 0.488553 Si\n0.706613 0.197949 0.794874 Si\n0.552845 0.717667 0.421093 Si\n0.912002 0.749067 0.781308 Si\n0.374912 0.527569 0.263056 Si\n0.011173 0.476158 0.494443 Si\n0.333196 0.990020 0.352107 Si\n0.760314 0.868157 0.709560 Si\n",
"nsites": 28,
"nelements": 2,
"elements": [
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"Si"
],
"chemical_system": "Mg-Si",
"density": 2.2259819942367107,
"density_atomic": 0.05170710164790519,
"volume": 541.5116900317379,
"volume_molar": 11.646641501987908,
"formula_full": "Mg16 Si12",
"formula_reduced": "Mg4Si3",
"formula_anonymous": "A3B4",
"energy": -88.64419855999999,
"energy_per_atom": -3.165864234285714,
"energy_above_hull": null,
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"energy_uncorrected": -89.49619856,
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"updated_at": "2021-11-28T01:38:03.752000Z",
"spacegroup": 1
},
{
"id": "mp-1074947",
"created_at": "2022-09-04T14:47:20.210251Z",
"structure_string": "Mg6 Si8\n1.0\n2.183229 7.611600 0.000000\n-2.183229 7.611600 0.000000\n0.000000 6.453777 7.619300\nMg Si\n6 8\ndirect\n0.269978 0.269978 0.443392 Mg\n0.598340 0.598340 0.484309 Mg\n0.369086 0.369086 0.890472 Mg\n0.154636 0.154636 0.910913 Mg\n0.994900 0.994900 0.338631 Mg\n0.874942 0.874942 0.140438 Mg\n0.855768 0.855768 0.748366 Si\n0.561720 0.561720 0.854695 Si\n0.208851 0.208851 0.234001 Si\n0.695632 0.695632 0.083059 Si\n0.027799 0.027799 0.755268 Si\n0.371727 0.371727 0.604008 Si\n0.765609 0.765609 0.618309 Si\n0.511042 0.511042 0.140788 Si\n",
"nsites": 14,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.429592295921073,
"density_atomic": 0.05528505136298866,
"volume": 253.233010639337,
"volume_molar": 10.892891679633324,
"formula_full": "Mg6 Si8",
"formula_reduced": "Mg3Si4",
"formula_anonymous": "A3B4",
"energy": -50.80920919,
"energy_per_atom": -3.6292292278571425,
"energy_above_hull": null,
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"energy_uncorrected": -51.37720919,
"band_gap": 0.0,
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"total_magnetization": 0.0233479,
"is_theoretical": true,
"updated_at": "2021-11-28T01:38:04.505000Z",
"spacegroup": 8
},
{
"id": "mp-1399879",
"created_at": "2022-09-04T14:47:23.157757Z",
"structure_string": "Mg6 Si8\n1.0\n5.084905 0.000000 0.000000\n-1.992841 7.235290 0.000000\n-0.391695 -3.736856 6.818419\nMg Si\n6 8\ndirect\n0.758279 0.122286 0.393157 Mg\n0.394585 0.286956 0.518232 Mg\n0.606454 0.293410 0.914323 Mg\n0.656800 0.835906 0.834439 Mg\n0.990923 0.604536 0.384845 Mg\n0.131682 0.076263 0.167045 Mg\n0.149966 0.495818 0.836392 Si\n0.219698 0.909571 0.914907 Si\n0.016351 0.515017 0.098551 Si\n0.513295 0.469317 0.145884 Si\n0.977346 0.222016 0.726076 Si\n0.586443 0.698473 0.546439 Si\n0.157297 0.844811 0.571207 Si\n0.587361 0.879206 0.195143 Si\n",
"nsites": 14,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.452625549068926,
"density_atomic": 0.05580916999205808,
"volume": 250.85483267341672,
"volume_molar": 10.790593662039733,
"formula_full": "Mg6 Si8",
"formula_reduced": "Mg3Si4",
"formula_anonymous": "A3B4",
"energy": -20.0944272,
"energy_per_atom": -1.4353162285714285,
"energy_above_hull": null,
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"band_gap": 0.0,
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"total_magnetization": 3.86e-05,
"is_theoretical": true,
"updated_at": "2021-11-28T01:38:03.654000Z",
"spacegroup": 1
},
{
"id": "mp-1075030",
"created_at": "2022-09-04T14:47:23.071913Z",
"structure_string": "Mg6 Si8\n1.0\n7.247830 -0.564493 1.863101\n4.152668 6.584775 -0.066619\n0.070343 -0.295484 5.075825\nMg Si\n6 8\ndirect\n0.515443 0.606843 0.241721 Mg\n0.805188 0.481768 0.605415 Mg\n0.207733 0.085677 0.393546 Mg\n0.670345 0.165561 0.343200 Mg\n0.989381 0.615155 0.009077 Mg\n0.243308 0.832955 0.868318 Mg\n0.332209 0.163608 0.850034 Si\n0.824478 0.085093 0.780302 Si\n0.613569 0.901449 0.983649 Si\n0.615201 0.854116 0.486705 Si\n0.948093 0.273924 0.022654 Si\n0.244912 0.453561 0.413557 Si\n0.416019 0.428793 0.842703 Si\n0.074349 0.804857 0.412639 Si\n",
"nsites": 14,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.4526257419764494,
"density_atomic": 0.05580917438164326,
"volume": 250.85481294281388,
"volume_molar": 10.790592813322107,
"formula_full": "Mg6 Si8",
"formula_reduced": "Mg3Si4",
"formula_anonymous": "A3B4",
"energy": -50.784565920000006,
"energy_per_atom": -3.6274689942857146,
"energy_above_hull": null,
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"updated_at": "2021-11-28T01:38:00.881000Z",
"spacegroup": 1
},
{
"id": "mp-1074093",
"created_at": "2022-09-04T14:47:23.987966Z",
"structure_string": "Mg18 Si10\n1.0\n7.244942 0.000000 0.000000\n3.493787 6.427409 0.000000\n1.897274 3.050760 11.816630\nMg Si\n18 10\ndirect\n0.212981 0.838958 0.354793 Mg\n0.876920 0.126658 0.536732 Mg\n0.013215 0.501047 0.356454 Mg\n0.391189 0.379036 0.532960 Mg\n0.664669 0.068070 0.357531 Mg\n0.616495 0.661862 0.506856 Mg\n0.394067 0.204450 0.823584 Mg\n0.231042 0.978503 0.036495 Mg\n0.941753 0.462745 0.871978 Mg\n0.025013 0.701808 0.017640 Mg\n0.450598 0.593251 0.903202 Mg\n0.744570 0.148187 0.982467 Mg\n0.038952 0.325614 0.650702 Mg\n0.613274 0.839815 0.186521 Mg\n0.211252 0.714748 0.683443 Mg\n0.902791 0.326764 0.157262 Mg\n0.580063 0.863014 0.687654 Mg\n0.390248 0.509930 0.180524 Mg\n0.136189 0.982479 0.830703 Si\n0.292169 0.071681 0.497182 Si\n0.960479 0.726241 0.521765 Si\n0.962158 0.889989 0.190495 Si\n0.821068 0.971374 0.792110 Si\n0.293835 0.176865 0.261270 Si\n0.309095 0.301654 0.035659 Si\n0.648021 0.772288 0.971812 Si\n0.637006 0.465320 0.348422 Si\n0.640503 0.397877 0.724106 Si\n",
"nsites": 28,
"nelements": 2,
"elements": [
"Mg",
"Si"
],
"chemical_system": "Mg-Si",
"density": 2.1677923726094757,
"density_atomic": 0.05088544121598424,
"volume": 550.2556198963365,
"volume_molar": 11.834702846417125,
"formula_full": "Mg18 Si10",
"formula_reduced": "Mg9Si5",
"formula_anonymous": "A5B9",
"energy": -82.19704580000001,
"energy_per_atom": -2.935608778571429,
"energy_above_hull": null,
"is_stable": null,
"decomposes_to": null,
"formation_energy": null,
"formation_energy_per_atom": null,
"energy_uncorrected": -82.9070458,
"band_gap": 0.0,
"is_gap_direct": false,
"is_magnetic": false,
"total_magnetization": 0.0001625,
"is_theoretical": true,
"updated_at": "2021-11-28T01:38:02.222000Z",
"spacegroup": 1
}
]
}