{
  "counts": {
    "above_hull": 0,
    "entries": 8,
    "intervals": 7,
    "vertices": 8
  },
  "elements": [
    "CR",
    "SI"
  ],
  "flags": [
    "has_intermediate_phases",
    "solution_phases"
  ],
  "isotherms": [
    {
      "element_reference": {
        "CR": {
          "energy": -7019.328459337164,
          "phase": "BCC_A2"
        },
        "SI": {
          "energy": -5608.211728925826,
          "phase": "DIAMOND_A4"
        }
      },
      "intervals": [
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                0.0,
                -29.60154762362445,
                -0.00021747748276723655,
                0.009875333717353385
              ]
            ],
            "knots": [
              0.0,
              0.00028174916510972865
            ],
            "max_abs_error": 0.0014170056573838963
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                0.0,
                -7.937160596210234e-05,
                3.687469795844797e-05,
                -1.646912834893034e-05
              ]
            ],
            "knots": [
              0.0,
              0.00028174916510972865
            ],
            "max_abs_error": 2.363864591897734e-06
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              0.0,
              -29.57788297951478,
              -0.011211668401827524,
              0.014785604265025398
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.0,
            0.00028174916510972865
          ],
          "max_abs_error": 0.0021217918440807892,
          "phase": "BCC_A2",
          "x_hi": 0.00028174916510972865,
          "x_lo": 0.0
        },
        {
          "enthalpy": {
            "intercept": 5.979677229240838,
            "slope": -126252.60835387811
          },
          "entropy": {
            "intercept": 0.022460436909457038,
            "slope": -3.647322090181298
          },
          "intercept": -0.7169020353139928,
          "kind": "two_phase",
          "left": {
            "phase": "BCC_A2",
            "x": 0.00028174916510972865
          },
          "mu_a_rel": -0.7169020353139928,
          "mu_b_rel": -125165.87617472591,
          "right": {
            "phase": "CR3SI_A15",
            "x": 0.246179968062894
          },
          "slope": -125165.1592726906,
          "x_hi": 0.246179968062894,
          "x_lo": 0.00028174916510972865
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -31074.883415185537,
                -510.95228839323624,
                0.7599862374347026,
                5.3518326978974073e-05
              ]
            ],
            "knots": [
              0.246179968062894,
              0.25000000000003375
            ],
            "max_abs_error": 7.676433597225696e-06
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                -5.515733494212298,
                -0.03640291374709741,
                -0.000975505043431614,
                -0.00010759824936442536
              ],
              [
                -5.553219511252189,
                -0.03867676628580068,
                -0.0012841327629513066,
                -0.00021332336132356966
              ],
              [
                -5.593393733662265,
                -0.04188475909213035,
                -0.0018155868315039639,
                -0.0006186545082398284
              ],
              [
                -5.637712734094139,
                -0.04736918546272483,
                0.01162213970935029,
                -0.01956881369186321
              ]
            ],
            "knots": [
              0.246179968062894,
              0.2471349776476129,
              0.24808999018467726,
              0.2490450027217416,
              0.25000000000003375
            ],
            "max_abs_error": 0.0018096676567074255
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -29430.367473886152,
              -116.88475743228501,
              0.33834943606439083,
              0.03208041866651001
            ],
            [
              -29546.88180146371,
              -116.11219768209446,
              0.43036708619258945,
              0.06360235942626957
            ],
            [
              -29662.500029700186,
              -115.06072882243544,
              0.5888201157737143,
              0.18445184154406036
            ],
            [
              -29776.78748656531,
              -113.32850489705095,
              -3.4176515214382306,
              5.83445432455089
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.246179968062894,
            0.2471349776476129,
            0.24808999018467726,
            0.2490450027217416,
            0.25000000000003375
          ],
          "max_abs_error": 0.5395540233512293,
          "phase": "CR3SI_A15",
          "x_hi": 0.25000000000003375,
          "x_lo": 0.246179968062894
        },
        {
          "enthalpy": {
            "intercept": -29818.184421263843,
            "slope": -7067.564970235677
          },
          "entropy": {
            "intercept": -2.4883871407783102,
            "slope": 5.883492344183677
          },
          "intercept": -29076.27179524079,
          "kind": "two_phase",
          "left": {
            "phase": "CR3SI_A15",
            "x": 0.25000000000003375
          },
          "mu_a_rel": -29076.27179524079,
          "mu_b_rel": -37898.00000789485,
          "right": {
            "phase": "CR5SI3_D8M",
            "x": 0.375
          },
          "slope": -8821.728212654061,
          "x_hi": 0.375,
          "x_lo": 0.25000000000003375
        },
        {
          "enthalpy": {
            "intercept": -39399.37684803039,
            "slope": 18482.281501141784
          },
          "entropy": {
            "intercept": 0.4904864359657779,
            "slope": -2.0601705271338915
          },
          "intercept": -39545.61537891363,
          "kind": "two_phase",
          "left": {
            "phase": "CR5SI3_D8M",
            "x": 0.375
          },
          "mu_a_rel": -39545.61537891363,
          "mu_b_rel": -20449.094035106784,
          "right": {
            "phase": "MSI_B20",
            "x": 0.5
          },
          "slope": 19096.521343806846,
          "x_hi": 0.5,
          "x_lo": 0.375
        },
        {
          "enthalpy": {
            "intercept": -42386.963894959736,
            "slope": 24457.455595000476
          },
          "entropy": {
            "intercept": -3.154391025946686,
            "slope": 5.2295843966910365
          },
          "intercept": -41446.48221057373,
          "kind": "two_phase",
          "left": {
            "phase": "MSI_B20",
            "x": 0.5
          },
          "mu_a_rel": -41446.48221057373,
          "mu_b_rel": -18548.227203446684,
          "right": {
            "phase": "CRSI2_C40",
            "x": 0.6666666655850969
          },
          "slope": 22898.25500712705,
          "x_hi": 0.6666666655850969,
          "x_lo": 0.5
        },
        {
          "enthalpy": {
            "intercept": -78245.98032035014,
            "slope": 78245.98032035014
          },
          "entropy": {
            "intercept": 0.9959956953418174,
            "slope": -0.9959956953418174
          },
          "intercept": -78542.9364369163,
          "kind": "two_phase",
          "left": {
            "phase": "CRSI2_C40",
            "x": 0.6666666655850969
          },
          "mu_a_rel": -78542.9364369163,
          "mu_b_rel": 0.0,
          "right": {
            "phase": "DIAMOND_A4",
            "x": 1.0
          },
          "slope": 78542.9364369163,
          "x_hi": 1.0,
          "x_lo": 0.6666666655850969
        }
      ],
      "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": "BCC_A2",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.0
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -35.982081161220776,
          "energy_per_atom": -35.982081161220776,
          "enthalpy": -29.59188976738987,
          "entries_at_x": 1,
          "entropy": 0.021432806955662187,
          "formula": "",
          "nsites": null,
          "phase": "BCC_A2",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.00028174916510972865
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -30813.871814373328,
          "energy_per_atom": -30813.871814373328,
          "enthalpy": -31074.883415185537,
          "entries_at_x": 1,
          "entropy": -0.8754371987664626,
          "formula": "",
          "nsites": null,
          "phase": "CR3SI_A15",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.246179968062894
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -31281.703848404606,
          "energy_per_atom": -31281.703848404606,
          "enthalpy": -31585.075663823,
          "entries_at_x": 1,
          "entropy": -1.0175140547321924,
          "formula": "",
          "nsites": null,
          "phase": "CR3SI_A15",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.25000000000003375
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -32384.419874986066,
          "energy_per_atom": -32384.419874986066,
          "enthalpy": -32468.521285102222,
          "entries_at_x": 1,
          "entropy": -0.2820775117094314,
          "formula": "",
          "nsites": null,
          "phase": "CR5SI3_D8M",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.375
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -29997.35470701021,
          "energy_per_atom": -29997.35470701021,
          "enthalpy": -30158.2360974595,
          "entries_at_x": 1,
          "entropy": -0.5395988276011678,
          "formula": "",
          "nsites": null,
          "phase": "MSI_B20",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.5
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -26180.978897255096,
          "energy_per_atom": -26180.978897255096,
          "enthalpy": -26081.993524745198,
          "entries_at_x": 1,
          "entropy": 0.33199856619117796,
          "formula": "",
          "nsites": null,
          "phase": "CRSI2_C40",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.6666666655850969
        },
        {
          "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": "DIAMOND_A4",
          "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": "CrSi-94Cou-LB",
    "builder_version": 1,
    "engine": {
      "numpy": "2.5.1",
      "pycalphad": "0.11.2",
      "python": "3.13.15"
    },
    "fit_tol": 1.0,
    "observed_at": "2026-09-03T00:29:33Z",
    "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/CrSi-94Cou-LB.tdb",
    "source_sha256": "9d9dab51b6eeb64c99fbcb78621bc2e90184f54a970a84d6c9cf5763ae77f116"
  },
  "reference": {
    "kind": "calphad_formation_T",
    "per": "mole_atoms",
    "temperature_K": 298.15,
    "units": "J/mol-atoms"
  },
  "schema_version": 1,
  "system_id": "CR-SI",
  "x_element": "SI"
}
