{
  "counts": {
    "above_hull": 0,
    "entries": 4,
    "intervals": 3,
    "vertices": 4
  },
  "elements": [
    "CE",
    "Y"
  ],
  "flags": [
    "no_intermediate_phases",
    "solution_phases"
  ],
  "isotherms": [
    {
      "element_reference": {
        "CE": {
          "energy": -20728.10513064852,
          "phase": "DHCP"
        },
        "Y": {
          "energy": -13353.412760574507,
          "phase": "HCP_A3"
        }
      },
      "intervals": [
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                0.0,
                -1684.6278367095222,
                -3043.539093841774,
                2968.7446574596042
              ]
            ],
            "knots": [
              0.0,
              0.4681343748846041
            ],
            "max_abs_error": 0.1394959546175869
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                0.0,
                -8.697085255613334,
                4.071322491553133,
                5.327888101336331e-05
              ]
            ],
            "knots": [
              0.0,
              0.4681343748846041
            ],
            "max_abs_error": 5.716100751396169e-06
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              0.0,
              908.4081322515613,
              -4257.403894698407,
              2968.7287723613263
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.0,
            0.4681343748846041
          ],
          "max_abs_error": 0.14079904395536502,
          "phase": "DHCP",
          "x_hi": 0.4681343748846041,
          "x_lo": 0.0
        },
        {
          "enthalpy": {
            "intercept": -3266.270412253746,
            "slope": 3218.8367699626738
          },
          "entropy": {
            "intercept": -0.06587466038507106,
            "slope": 2.534346547458981
          },
          "intercept": -3246.629882259939,
          "kind": "two_phase",
          "left": {
            "phase": "DHCP",
            "x": 0.4681343748846041
          },
          "mu_a_rel": -3246.629882259939,
          "mu_b_rel": -783.408535422162,
          "right": {
            "phase": "HCP_A3",
            "x": 0.8284877673031352
          },
          "slope": 2463.221346837777,
          "x_hi": 0.8284877673031352,
          "x_lo": 0.4681343748846041
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -599.5035233941351,
                166.84645782957477,
                432.6576336388439,
                -0.0005680742835920682
              ]
            ],
            "knots": [
              0.8284877673031352,
              1.0
            ],
            "max_abs_error": 8.57181312881039e-05
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                -1.7765179341245272,
                1.3885509134445586,
                0.38797397928426314,
                -6.958604294560189e-06
              ]
            ],
            "knots": [
              0.8284877673031352,
              1.0
            ],
            "max_abs_error": 2.142526878134987e-07
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -69.83470133491073,
              -247.14999701323902,
              316.9831917136304,
              0.0015066345193872621
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.8284877673031352,
            1.0
          ],
          "max_abs_error": 0.00010954049871969573,
          "phase": "HCP_A3",
          "x_hi": 1.0,
          "x_lo": 0.8284877673031352
        }
      ],
      "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": "DHCP",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.0
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -2093.511296855624,
          "energy_per_atom": -2093.511296855624,
          "enthalpy": -1759.4222730916917,
          "entries_at_x": 1,
          "entropy": 1.1205400763505935,
          "formula": "",
          "nsites": null,
          "phase": "DHCP",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.4681343748846041
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -1205.8811282448878,
          "energy_per_atom": -1205.8811282448878,
          "enthalpy": -599.5035233941351,
          "entries_at_x": 1,
          "entropy": 2.0338004522916293,
          "formula": "",
          "nsites": null,
          "phase": "HCP_A3",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.8284877673031352
        },
        {
          "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": "HCP_A3",
          "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": "CeY-06Men",
    "builder_version": 1,
    "engine": {
      "numpy": "2.5.1",
      "pycalphad": "0.11.2",
      "python": "3.13.15"
    },
    "fit_tol": 1.0,
    "observed_at": "2026-09-03T00:23:05Z",
    "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/CeY-06Men.tdb",
    "source_sha256": "1ae8c2335e970ff1b7c70ba6ae4540bdd4e12dc61c195e1a8b309d26e446c90e"
  },
  "reference": {
    "kind": "calphad_formation_T",
    "per": "mole_atoms",
    "temperature_K": 298.15,
    "units": "J/mol-atoms"
  },
  "schema_version": 1,
  "system_id": "CE-Y",
  "x_element": "Y"
}
