{
  "counts": {
    "above_hull": 0,
    "entries": 10,
    "intervals": 9,
    "vertices": 10
  },
  "elements": [
    "MN",
    "NI"
  ],
  "flags": [
    "degenerate_boundary_phase",
    "has_intermediate_phases",
    "miscibility_gap",
    "redundant_phase_descriptions",
    "solution_phases"
  ],
  "isotherms": [
    {
      "element_reference": {
        "MN": {
          "energy": -9606.495290777568,
          "phase": "CBCC_A12"
        },
        "NI": {
          "energy": -8883.518815902427,
          "phase": "FCC_A1"
        }
      },
      "intervals": [
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                0.0,
                -35.12727978303581,
                11.027720118555571,
                -0.10207691758350279
              ]
            ],
            "knots": [
              0.0,
              0.010129650440422378
            ],
            "max_abs_error": 5.038295430814799e-05
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                0.0,
                0.24587300400298337,
                -0.0064438499385303105,
                2.6136658009573432e-05
              ]
            ],
            "knots": [
              0.0,
              0.010129650440422378
            ],
            "max_abs_error": 2.563770847383018e-06
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              0.0,
              -108.4343159262338,
              12.948953976848628,
              -0.10986956158176042
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.0,
            0.010129650440422378
          ],
          "max_abs_error": 0.000814566033660924,
          "phase": "CBCC_A12",
          "x_hi": 0.010129650440422378,
          "x_lo": 0.0
        },
        {
          "enthalpy": {
            "intercept": 136.21158893488055,
            "slope": -15836.008010386538
          },
          "entropy": {
            "intercept": 0.5842017898740017,
            "slope": 12.42121389098445
          },
          "intercept": -37.968174716053966,
          "kind": "two_phase",
          "left": {
            "phase": "CBCC_A12",
            "x": 0.010129650440422378
          },
          "mu_a_rel": -37.968174716053966,
          "mu_b_rel": -19577.361106699613,
          "right": {
            "phase": "L10_SOLO",
            "x": 0.4999959412797487
          },
          "slope": -19539.39293198356,
          "x_hi": 0.4999959412797487,
          "x_lo": 0.010129650440422378
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -7781.728142331978,
                -1.9489397139886073,
                5.035069326623209,
                -2.3613784827180035
              ]
            ],
            "knots": [
              0.4999959412797487,
              0.500034769060875
            ],
            "max_abs_error": 0.22856313198280986
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                1.0316119997638156,
                -0.003989111327433517,
                0.01234258679982868,
                -0.005939464076417088
              ]
            ],
            "knots": [
              0.4999959412797487,
              0.500034769060875
            ],
            "max_abs_error": 0.0006022063109278886
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -8089.303260061564,
              -0.7595861721151993,
              1.3551270736274974,
              -0.5905272693103116
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.4999959412797487,
            0.500034769060875
          ],
          "max_abs_error": 0.049075927826379484,
          "phase": "L10_SOLO",
          "x_hi": 0.500034769060875,
          "x_lo": 0.4999959412797487
        },
        {
          "enthalpy": {
            "intercept": -7724.273644137688,
            "slope": -113.4516049172264
          },
          "entropy": {
            "intercept": 14.723021815684247,
            "slope": -15.85059678523689
          },
          "intercept": -12113.94259848398,
          "kind": "two_phase",
          "left": {
            "phase": "L10_SOLO",
            "x": 0.500034769060875
          },
          "mu_a_rel": -12113.94259848398,
          "mu_b_rel": -7501.538771882778,
          "right": {
            "phase": "MNNI2",
            "x": 0.6667601751019092
          },
          "slope": 4612.403826601202,
          "x_hi": 0.6667601751019092,
          "x_lo": 0.500034769060875
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -7799.918656097891,
                268.42219926168457,
                7.417671039208983,
                -5.962306204310153e-10
              ]
            ],
            "knots": [
              0.6667601751019092,
              0.67791491317192
            ],
            "max_abs_error": 4.092726157978177e-11
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                -1.1372590641444127,
                0.19191017111731237,
                -0.08513013598197419,
                0.03231317871451336
              ],
              [
                -0.9981658502945612,
                0.1185948716925485,
                -0.010373591272576282,
                0.001723108569768289
              ],
              [
                -0.8882214613048207,
                0.1030176893006539,
                -0.005496124886641612,
                0.0006060939347214134
              ],
              [
                -0.7900938029560871,
                0.09384437349114778,
                -0.0037168924411970228,
                0.00030813378556174276
              ]
            ],
            "knots": [
              0.6667601751019092,
              0.6695488515016006,
              0.6723375342754886,
              0.6751262170493766,
              0.67791491317192
            ],
            "max_abs_error": 0.002447797311510014
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -7460.844866123236,
              9.887336953655769,
              25.845151784228953,
              -9.634174233974925
            ],
            [
              -7434.746551619326,
              32.673652463870376,
              3.556490097975555,
              -0.5137448200042201
            ],
            [
              -7399.030153877482,
              38.245197114216055,
              2.1022734953605067,
              -0.18070690680558243
            ],
            [
              -7358.863390174714,
              41.90776347373641,
              1.5717997796538725,
              -0.09187008812767772
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.6667601751019092,
            0.6695488515016006,
            0.6723375342754886,
            0.6751262170493766,
            0.67791491317192
          ],
          "max_abs_error": 0.7298107684409842,
          "phase": "MNNI2",
          "x_hi": 0.67791491317192,
          "x_lo": 0.6667601751019092
        },
        {
          "enthalpy": {
            "intercept": -20869.26172296809,
            "slope": 19685.631157941716
          },
          "entropy": {
            "intercept": 0.46719908715180747,
            "slope": 5.986311886383767
          },
          "intercept": -21008.55713080245,
          "kind": "two_phase",
          "left": {
            "phase": "MNNI2",
            "x": 0.67791491317192
          },
          "mu_a_rel": -21008.55713080245,
          "mu_b_rel": -3107.7448617859955,
          "right": {
            "phase": "L12_FCC#1",
            "x": 0.7500044508253695
          },
          "slope": 17900.812269016453,
          "x_hi": 0.7500044508253695,
          "x_lo": 0.67791491317192
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -6104.950737205234,
                16.6095002406417,
                16.339792513840084,
                -7.581534901686982
              ],
              [
                -6079.58297935244,
                26.543531945747038,
                0.016979924537213975,
                -0.013101510732145272
              ],
              [
                -6053.035568992888,
                26.53814350358051,
                -0.017685429382773066,
                -0.001490516853145607
              ],
              [
                -6026.516601435547,
                26.498295342151586,
                -0.021939641274325794,
                -0.0003550049347218476
              ],
              [
                -6000.040600739602,
                26.45334967942523,
                -0.02298579859950678,
                -0.00010978297552810545
              ],
              [
                -5973.610346641753,
                26.407048285651907,
                -0.02331294345525947,
                -3.27158425150742e-05
              ],
              [
                -5947.226644015401,
                26.360324071426064,
                -0.02340920847976591,
                -2.413223651132057e-06
              ],
              [
                -5920.889731565679,
                26.313295918933566,
                -0.02341307086817679,
                1.1432875457018099e-05
              ]
            ],
            "knots": [
              0.7500044508253695,
              0.7507119628063947,
              0.7514194876756907,
              0.7521270125449866,
              0.7528345374142826,
              0.7535420622835786,
              0.7542495871528745,
              0.7549571120221704,
              0.7556646314489485
            ],
            "max_abs_error": 0.7021991267929479
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                0.2814857630901093,
                0.018425382322644377,
                0.03698260590643761,
                -0.019157971018530964
              ],
              [
                0.3177357803006604,
                0.03492389610821982,
                -0.0025167095907556586,
                0.00038297712779176984
              ],
              [
                0.3505259439459163,
                0.03104068778077268,
                -0.0013862266396823045,
                0.00014399632551948677
              ],
              [
                0.3803244014125262,
                0.02870062753263413,
                -0.0009470047046102742,
                7.419667663165208e-05
              ],
              [
                0.40815222091718173,
                0.027029382369143894,
                -0.0007171093734579526,
                4.50656770998592e-05
              ],
              [
                0.4345095595899675,
                0.0257304507614156,
                -0.0005762742410028963,
                3.0232173715973726e-05
              ],
              [
                0.45969396828409614,
                0.02466865123975058,
                -0.00048129895651789767,
                2.167387220504413e-05
              ],
              [
                0.4839029944395339,
                0.02377092522259029,
                -0.00041296627887487183,
                1.6293744352847278e-05
              ]
            ],
            "knots": [
              0.7500044508253695,
              0.7507119628063947,
              0.7514194876756907,
              0.7521270125449866,
              0.7528345374142826,
              0.7535420622835786,
              0.7542495871528745,
              0.7549571120221704,
              0.7556646314489485
            ],
            "max_abs_error": 0.0020197811643918318
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -6188.875717470551,
              22.232147494715868,
              14.96095937264463,
              -5.862268577170745
            ],
            [
              -6157.544879180359,
              34.566724883415255,
              1.518446288364892,
              -0.2714773974826201
            ],
            [
              -6121.731185406062,
              36.789078652144184,
              0.7514338983158169,
              -0.09372780370839706
            ],
            [
              -6084.2844006593095,
              38.010585213128714,
              0.47647554164338857,
              -0.04720861129296594
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.7500044508253695,
            0.7514194876756907,
            0.7528345374142826,
            0.7542495871528745,
            0.7556646314489485
          ],
          "max_abs_error": 0.45904180605430156,
          "phase": "L12_FCC#1",
          "x_hi": 0.7556646314489485,
          "x_lo": 0.7500044508253695
        },
        {
          "enthalpy": {
            "intercept": -24813.63267154809,
            "slope": 25036.282031603183
          },
          "entropy": {
            "intercept": 18.303494524912857,
            "slope": -17.43254893534891
          },
          "intercept": -30270.819564150854,
          "kind": "two_phase",
          "left": {
            "phase": "L12_FCC#1",
            "x": 0.7556646314489485
          },
          "mu_a_rel": -30270.819564150854,
          "mu_b_rel": -37.02306747339753,
          "right": {
            "phase": "A1_FCC",
            "x": 0.9880698029200453
          },
          "slope": 30233.796496677456,
          "x_hi": 0.9880698029200453,
          "x_lo": 0.7556646314489485
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -76.03841873125944,
                66.93640659903616,
                8.331463658046502,
                0.7705484741767776
              ]
            ],
            "knots": [
              0.9880698029200453,
              1.0
            ],
            "max_abs_error": 0.0002864482917601663
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                0.5410251282736463,
                -0.5471659392337288,
                0.005914270415809053,
                0.0002265405442732904
              ]
            ],
            "knots": [
              0.9880698029200453,
              1.0
            ],
            "max_abs_error": 2.2681647852684783e-06
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -237.34506072604736,
              230.07393138113048,
              6.568123934008014,
              0.7030054109089008
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.9880698029200453,
            1.0
          ],
          "max_abs_error": 0.0009351483415827033,
          "phase": "A1_FCC",
          "x_hi": 1.0,
          "x_lo": 0.9880698029200453
        }
      ],
      "phase_instances": {
        "L12_FCC#1": "L12_FCC",
        "L12_FCC#2": "L12_FCC"
      },
      "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": "CBCC_A12",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.0
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -235.8953949351071,
          "energy_per_atom": -235.8953949351071,
          "enthalpy": -24.201636582063742,
          "entries_at_x": 1,
          "entropy": 0.7100243446353929,
          "formula": "",
          "nsites": null,
          "phase": "CBCC_A12",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.010129650440422378
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -9807.585335778043,
          "energy_per_atom": -9807.585335778043,
          "enthalpy": -7781.728142331978,
          "entries_at_x": 1,
          "entropy": 6.7947583211338625,
          "formula": "",
          "nsites": null,
          "phase": "L10_SOLO",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.4999959412797487
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -9807.580316233953,
          "energy_per_atom": -9807.580316233953,
          "enthalpy": -7781.003391202059,
          "entries_at_x": 1,
          "entropy": 6.797172312701271,
          "formula": "",
          "nsites": null,
          "phase": "L10_SOLO",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.500034769060875
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -9038.575415418647,
          "energy_per_atom": -9038.575415418647,
          "enthalpy": -7799.918656097891,
          "entries_at_x": 1,
          "entropy": 4.154475127689938,
          "formula": "",
          "nsites": null,
          "phase": "MNNI2",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.6667601751019092
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -8873.329535745319,
          "energy_per_atom": -8873.329535745319,
          "enthalpy": -7524.078785797592,
          "entries_at_x": 1,
          "entropy": 4.525409189829691,
          "formula": "",
          "nsites": null,
          "phase": "MNNI2",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.67791491317192
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -7582.8682556507265,
          "energy_per_atom": -7582.8682556507265,
          "enthalpy": -6104.950737205234,
          "entries_at_x": 1,
          "entropy": 4.956959645968446,
          "formula": "",
          "nsites": null,
          "phase": "L12_FCC#1",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.7500044508253695
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -7424.208877186575,
          "energy_per_atom": -7424.208877186575,
          "enthalpy": -5894.599837284738,
          "entries_at_x": 1,
          "entropy": 5.130333858466667,
          "formula": "",
          "nsites": null,
          "phase": "L12_FCC#1",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.7556646314489485
        },
        {
          "collinear": false,
          "degenerate": [
            {
              "energy": -397.7182181540029,
              "phase": "L12_FCC"
            }
          ],
          "energy": -397.7182181540029,
          "energy_per_atom": -397.7182181540029,
          "enthalpy": -76.03841873125944,
          "entries_at_x": 1,
          "entropy": 1.0789193339686172,
          "formula": "",
          "nsites": null,
          "phase": "A1_FCC",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.9880698029200453
        },
        {
          "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": "L12_FCC#2",
          "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": "MnNi-08Liu",
    "builder_version": 1,
    "engine": {
      "numpy": "2.5.1",
      "pycalphad": "0.11.2",
      "python": "3.13.15"
    },
    "fit_tol": 1.0,
    "observed_at": "2026-09-03T00:48:46Z",
    "phase_families": {
      "FCC_A1": "A1_FCC"
    },
    "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/MnNi-08Liu.tdb",
    "source_sha256": "7bcf108656ae69db1b08b82fe6b168a952674dfa0161c8efc123554cbb8b5214"
  },
  "reference": {
    "kind": "calphad_formation_T",
    "per": "mole_atoms",
    "temperature_K": 298.15,
    "units": "J/mol-atoms"
  },
  "schema_version": 1,
  "system_id": "MN-NI",
  "x_element": "NI"
}
