{
  "counts": {
    "above_hull": 12,
    "entries": 98,
    "intervals": 5,
    "vertices": 6
  },
  "elements": [
    "MN",
    "N"
  ],
  "flags": [
    "has_intermediate_compounds",
    "mp_agreement_not_comparable",
    "theoretical_vertices"
  ],
  "isotherms": [
    {
      "intervals": [
        {
          "intercept": 0.0,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-7874",
            "x": 0.0
          },
          "mu_a_rel": 0.0,
          "mu_b_rel": -1.2615751556883055,
          "right": {
            "phase": "oqmd-1794012",
            "x": 0.1111111111111111
          },
          "slope": -1.2615751556883055,
          "x_hi": 0.1111111111111111,
          "x_lo": 0.0
        },
        {
          "intercept": -0.026172029793099502,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-1794012",
            "x": 0.1111111111111111
          },
          "mu_a_rel": -0.026172029793099502,
          "mu_b_rel": -1.0521989173435093,
          "right": {
            "phase": "oqmd-1367078",
            "x": 0.25
          },
          "slope": -1.02602688755041,
          "x_hi": 0.25,
          "x_lo": 0.1111111111111111
        },
        {
          "intercept": -0.061146196293098976,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-1367078",
            "x": 0.25
          },
          "mu_a_rel": -0.061146196293098976,
          "mu_b_rel": -0.9472764178435111,
          "right": {
            "phase": "oqmd-7956",
            "x": 0.3333333333333333
          },
          "slope": -0.8861302215504121,
          "x_hi": 0.3333333333333333,
          "x_lo": 0.25
        },
        {
          "intercept": -0.45795684129310166,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-7956",
            "x": 0.3333333333333333
          },
          "mu_a_rel": -0.45795684129310166,
          "mu_b_rel": -0.1536551278435057,
          "right": {
            "phase": "oqmd-2014410",
            "x": 0.5
          },
          "slope": 0.30430171344959595,
          "x_hi": 0.5,
          "x_lo": 0.3333333333333333
        },
        {
          "intercept": -0.6116119691366073,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-2014410",
            "x": 0.5
          },
          "mu_a_rel": -0.6116119691366073,
          "mu_b_rel": 0.0,
          "right": {
            "phase": "oqmd-3113",
            "x": 1.0
          },
          "slope": 0.6116119691366073,
          "x_hi": 1.0,
          "x_lo": 0.5
        }
      ],
      "temperature_K": 0.0,
      "vertices": [
        {
          "collinear": false,
          "degenerate": [],
          "energy": 0.0,
          "energy_per_atom": -9.0269032462069,
          "entries_at_x": 20,
          "formula": "Mn1",
          "nsites": 29,
          "phase": "oqmd-7874",
          "phase_kind": "structure",
          "spacegroup_number": 217,
          "spacegroup_symbol": "I-43m",
          "theoretical": false,
          "x": 0.0
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.1401750172987006,
          "energy_per_atom": -9.066282462222222,
          "entries_at_x": 1,
          "formula": "Mn8 N1",
          "nsites": 9,
          "phase": "oqmd-1794012",
          "phase_kind": "structure",
          "spacegroup_number": 139,
          "spacegroup_symbol": "I4/mmm",
          "theoretical": true,
          "x": 0.1111111111111111
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.282678751680702,
          "energy_per_atom": -9.082791445,
          "entries_at_x": 7,
          "formula": "Mn3 N1",
          "nsites": 4,
          "phase": "oqmd-1367078",
          "phase_kind": "structure",
          "spacegroup_number": 187,
          "spacegroup_symbol": "P-6m2",
          "theoretical": true,
          "x": 0.25
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.356522936809903,
          "energy_per_atom": -9.08103877916667,
          "entries_at_x": 7,
          "formula": "Mn2 N1",
          "nsites": 12,
          "phase": "oqmd-7956",
          "phase_kind": "structure",
          "spacegroup_number": 60,
          "spacegroup_symbol": "Pbcn",
          "theoretical": false,
          "x": 0.3333333333333333
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.30580598456830366,
          "energy_per_atom": -8.879128125,
          "entries_at_x": 10,
          "formula": "Mn1 N1",
          "nsites": 4,
          "phase": "oqmd-2014410",
          "phase_kind": "structure",
          "spacegroup_number": 186,
          "spacegroup_symbol": "P63mc",
          "theoretical": true,
          "x": 0.5
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": 0.0,
          "energy_per_atom": -8.2353553225,
          "entries_at_x": 30,
          "formula": "N1",
          "nsites": 8,
          "phase": "oqmd-3113",
          "phase_kind": "structure",
          "spacegroup_number": 205,
          "spacegroup_symbol": "Pa-3",
          "theoretical": false,
          "x": 1.0
        }
      ]
    }
  ],
  "mp_agreement": {
    "comparable": false,
    "comparable_note": "is_stable is derived by the extraction, not an upstream flag, so comparing it against a hull recomputed from the same energies tests the derivation rather than the data",
    "max_abs_delta_energy_above_hull": 0.08069960500000128,
    "only_mp_stable": [
      "oqmd-ref-Mn",
      "oqmd-ref-N"
    ],
    "only_ours_stable": [
      "oqmd-2014410"
    ],
    "stable_sets_match": false
  },
  "provenance": {
    "above_hull_window_eV": 0.05,
    "builder_version": 1,
    "collinear_tol": 1e-12,
    "correction_model": "OQMD fit-partial ('standard' fit, applied upstream by OQMD; none added)",
    "degenerate_tol": 1e-06,
    "entry_pool": "all_nondeprecated",
    "is_stable_source": "derived",
    "observed_at": "2026-09-05T17:02:03Z",
    "snapshot_scope_elements": [],
    "snapshot_scope_kind": "full",
    "snapshot_sha256": "2a9393262c52ec35600424236c352a4cdb3291c8b25c1c6588f5e62abe8e0d8d",
    "source_release": "qmdb_v1_8_022026",
    "stability_tol": 0.0001,
    "thermo_type": "standard",
    "upstream_energy_corrections": "OQMD 'standard' fit (fit-partial of Kirklin et al. 2015): elemental reference energies of a subset of elements fitted to experimental formation enthalpies, applied by OQMD"
  },
  "reference": {
    "kind": "dft_fitted_elemental_reference_0K",
    "per": "atom",
    "temperature_K": 0.0,
    "units": "eV/atom"
  },
  "schema_version": 1,
  "system_id": "MN-N",
  "x_element": "N"
}