{
  "counts": {
    "above_hull": 18,
    "entries": 95,
    "intervals": 6,
    "vertices": 7
  },
  "elements": [
    "CR",
    "P"
  ],
  "flags": [
    "has_intermediate_compounds",
    "mp_agreement_not_comparable",
    "theoretical_vertices"
  ],
  "isotherms": [
    {
      "intervals": [
        {
          "intercept": 0.0,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-ref-Cr",
            "x": 0.0
          },
          "mu_a_rel": 0.0,
          "mu_b_rel": -1.640036158959936,
          "right": {
            "phase": "oqmd-4349",
            "x": 0.25
          },
          "slope": -1.640036158959936,
          "x_hi": 0.25,
          "x_lo": 0.0
        },
        {
          "intercept": -0.1455705214285709,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-4349",
            "x": 0.25
          },
          "mu_a_rel": -0.1455705214285709,
          "mu_b_rel": -1.2033245946742233,
          "right": {
            "phase": "oqmd-1374310",
            "x": 0.4444444444444444
          },
          "slope": -1.0577540732456523,
          "x_hi": 0.4444444444444444,
          "x_lo": 0.25
        },
        {
          "intercept": -0.21883536999999154,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-1374310",
            "x": 0.4444444444444444
          },
          "mu_a_rel": -0.21883536999999154,
          "mu_b_rel": -1.1117435339599475,
          "right": {
            "phase": "oqmd-2035933",
            "x": 0.5
          },
          "slope": -0.8929081639599559,
          "x_hi": 0.5,
          "x_lo": 0.4444444444444444
        },
        {
          "intercept": -0.8710688900000048,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-2035933",
            "x": 0.5
          },
          "mu_a_rel": -0.8710688900000048,
          "mu_b_rel": -0.45951001395993407,
          "right": {
            "phase": "oqmd-2222",
            "x": 0.6666666666666666
          },
          "slope": 0.4115588760400707,
          "x_hi": 0.6666666666666666,
          "x_lo": 0.5
        },
        {
          "intercept": -1.1719040649999959,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-2222",
            "x": 0.6666666666666666
          },
          "mu_a_rel": -1.1719040649999959,
          "mu_b_rel": -0.3090924264599386,
          "right": {
            "phase": "oqmd-2294",
            "x": 0.8
          },
          "slope": 0.8628116385400573,
          "x_hi": 0.8,
          "x_lo": 0.6666666666666666
        },
        {
          "intercept": -2.4082737708397506,
          "kind": "two_phase",
          "left": {
            "phase": "oqmd-2294",
            "x": 0.8
          },
          "mu_a_rel": -2.4082737708397506,
          "mu_b_rel": 0.0,
          "right": {
            "phase": "oqmd-24584",
            "x": 1.0
          },
          "slope": 2.4082737708397506,
          "x_hi": 1.0,
          "x_lo": 0.8
        }
      ],
      "temperature_K": 0.0,
      "vertices": [
        {
          "collinear": false,
          "degenerate": [],
          "energy": 0.0,
          "energy_per_atom": -9.50845,
          "entries_at_x": 29,
          "formula": "Cr",
          "nsites": null,
          "phase": "oqmd-ref-Cr",
          "phase_kind": "structure",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.0
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.410009039739984,
          "energy_per_atom": -8.830987765,
          "entries_at_x": 5,
          "formula": "Cr3 P1",
          "nsites": 16,
          "phase": "oqmd-4349",
          "phase_kind": "structure",
          "spacegroup_number": 82,
          "spacegroup_symbol": "I-4",
          "theoretical": false,
          "x": 0.25
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.615683442871083,
          "energy_per_atom": -8.190851192222222,
          "entries_at_x": 1,
          "formula": "Cr5 P4",
          "nsites": 9,
          "phase": "oqmd-1374310",
          "phase_kind": "structure",
          "spacegroup_number": 87,
          "spacegroup_symbol": "I4/m",
          "theoretical": true,
          "x": 0.4444444444444444
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.6652894519799695,
          "energy_per_atom": -7.9987969225,
          "entries_at_x": 13,
          "formula": "Cr1 P1",
          "nsites": 8,
          "phase": "oqmd-2035933",
          "phase_kind": "structure",
          "spacegroup_number": 62,
          "spacegroup_symbol": "Pnma",
          "theoretical": true,
          "x": 0.5
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.596696305973291,
          "energy_per_atom": -7.20522294,
          "entries_at_x": 4,
          "formula": "Cr1 P2",
          "nsites": 6,
          "phase": "oqmd-2222",
          "phase_kind": "structure",
          "spacegroup_number": 12,
          "spacegroup_symbol": "C2/m",
          "theoretical": false,
          "x": 0.6666666666666666
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.48165475416795,
          "energy_per_atom": -6.510196719,
          "entries_at_x": 2,
          "formula": "Cr1 P4",
          "nsites": 10,
          "phase": "oqmd-2294",
          "phase_kind": "structure",
          "spacegroup_number": 15,
          "spacegroup_symbol": "C2/c",
          "theoretical": false,
          "x": 0.8
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": 0.0,
          "energy_per_atom": -5.40478869690476,
          "entries_at_x": 28,
          "formula": "P1",
          "nsites": 42,
          "phase": "oqmd-24584",
          "phase_kind": "structure",
          "spacegroup_number": 2,
          "spacegroup_symbol": "P-1",
          "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": 7.422835679449236e-10,
    "only_mp_stable": [
      "oqmd-ref-P"
    ],
    "only_ours_stable": [],
    "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": "CR-P",
  "x_element": "P"
}