{
  "counts": {
    "above_hull": 0,
    "entries": 3,
    "intervals": 2,
    "vertices": 3
  },
  "elements": [
    "AG",
    "BI"
  ],
  "flags": [
    "no_intermediate_phases",
    "solution_phases"
  ],
  "isotherms": [
    {
      "element_reference": {
        "AG": {
          "energy": -12686.28265122956,
          "phase": "FCC_A1"
        },
        "BI": {
          "energy": -16915.539828567045,
          "phase": "RHOMBOHEDRAL_A7"
        }
      },
      "intervals": [
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                0.0,
                0.23625261361794525,
                0.06660661990544925,
                -0.0331146380441123
              ]
            ],
            "knots": [
              0.0,
              7.131875388961594e-06
            ],
            "max_abs_error": 0.004738963458862072
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                0.0,
                2.0684855252212814e-05,
                0.00035902873887268944,
                -0.00017849410007823497
              ]
            ],
            "knots": [
              0.0,
              7.131875388961594e-06
            ],
            "max_abs_error": 2.554392955072343e-05
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              0.0,
              0.23008542385479894,
              -0.040437798431684546,
              0.02010337790548042
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.0,
            7.131875388961594e-06
          ],
          "max_abs_error": 0.0028769590964530384,
          "phase": "FCC_A1",
          "x_hi": 7.131875388961594e-06,
          "x_lo": 0.0
        },
        {
          "enthalpy": {
            "intercept": 0.2697465192778444,
            "slope": -0.2697465192778443
          },
          "entropy": {
            "intercept": 0.0009632572651108953,
            "slope": -0.0009632572651108953
          },
          "intercept": -0.017448634315642673,
          "kind": "two_phase",
          "left": {
            "phase": "FCC_A1",
            "x": 7.131875388961594e-06
          },
          "mu_a_rel": -0.017448634315642673,
          "mu_b_rel": 0.0,
          "right": {
            "phase": "RHOMBOHEDRAL_A7",
            "x": 1.0
          },
          "slope": 0.017448634315642673,
          "x_hi": 1.0,
          "x_lo": 7.131875388961594e-06
        }
      ],
      "temperature_K": 298.15,
      "vertices": [
        {
          "collinear": false,
          "degenerate": [],
          "energy": 0.0,
          "energy_per_atom": 0.0,
          "enthalpy": 0.0,
          "entries_at_x": 1,
          "entropy": 0.0,
          "formula": "",
          "nsites": null,
          "phase": "FCC_A1",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.0
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -0.017448509874157025,
          "energy_per_atom": -0.017448509874157025,
          "enthalpy": 0.26974459547928226,
          "entries_at_x": 1,
          "entropy": 0.000963250395280113,
          "formula": "",
          "nsites": null,
          "phase": "FCC_A1",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 7.131875388961594e-06
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": 0.0,
          "energy_per_atom": 0.0,
          "enthalpy": 0.0,
          "entries_at_x": 1,
          "entropy": 0.0,
          "formula": "",
          "nsites": null,
          "phase": "RHOMBOHEDRAL_A7",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 1.0
        }
      ]
    }
  ],
  "mp_agreement": {
    "comparable": false,
    "comparable_note": "CALPHAD isotherms have no upstream stability flag to compare against",
    "max_abs_delta_energy_above_hull": 0.0,
    "only_mp_stable": [],
    "only_ours_stable": [],
    "stable_sets_match": true
  },
  "provenance": {
    "assessment": "AgBi-94Kat",
    "builder_version": 1,
    "engine": {
      "numpy": "2.5.1",
      "pycalphad": "0.11.2",
      "python": "3.13.15"
    },
    "fit_tol": 1.0,
    "observed_at": "2026-09-02T23:59:48Z",
    "phase_families": {},
    "sample_conditions": {
      "endpoint_tol": 1.0,
      "fit_samples": 65,
      "order_tol": 0.0001,
      "pressure_Pa": 101325.0,
      "redundant_tol": 1.0,
      "refine_tol": 1e-07,
      "step": 0.002,
      "temperature_K": 298.15
    },
    "source_path": "databases/sgte-binary/AgBi-94Kat.tdb",
    "source_sha256": "9b254b03596511d9af343e533921dcfdf394962cdbbdf4a346c5a8c7161a4d12"
  },
  "reference": {
    "kind": "calphad_formation_T",
    "per": "mole_atoms",
    "temperature_K": 298.15,
    "units": "J/mol-atoms"
  },
  "schema_version": 1,
  "system_id": "AG-BI",
  "x_element": "BI"
}