{
  "counts": {
    "above_hull": 0,
    "entries": 12,
    "intervals": 11,
    "vertices": 12
  },
  "elements": [
    "MN",
    "ZN"
  ],
  "flags": [
    "has_intermediate_phases",
    "solution_phases"
  ],
  "isotherms": [
    {
      "element_reference": {
        "MN": {
          "energy": -9606.56438339014,
          "phase": "CBCC_A12"
        },
        "ZN": {
          "energy": -12411.984229932152,
          "phase": "HCP_A3"
        }
      },
      "intervals": [
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                0.0,
                5.50642649771492,
                0.0010818149259455012,
                -0.001409934801325008
              ]
            ],
            "knots": [
              0.0,
              0.0003671495911320125
            ],
            "max_abs_error": 0.0002022673463866198
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                0.0,
                -1.63808839898481e-05,
                3.5789138580822184e-05,
                -1.780731707818702e-05
              ]
            ],
            "knots": [
              0.0,
              0.0003671495911320125
            ],
            "max_abs_error": 2.5563112024764554e-06
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              0.0,
              5.5113104583430275,
              -0.009588716881003378,
              0.0038993168587957427
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.0,
            0.0003671495911320125
          ],
          "max_abs_error": 0.0005598968478883748,
          "phase": "CBCC_A12",
          "x_hi": 0.0003671495911320125,
          "x_lo": 0.0
        },
        {
          "enthalpy": {
            "intercept": 7.0348741034449755,
            "slope": -4163.904202894089
          },
          "entropy": {
            "intercept": 0.02664229146958205,
            "slope": 1.5173223018340343
          },
          "intercept": -0.9085250982101967,
          "kind": "two_phase",
          "left": {
            "phase": "CBCC_A12",
            "x": 0.0003671495911320125
          },
          "mu_a_rel": -0.9085250982101967,
          "mu_b_rel": -4617.202372284114,
          "right": {
            "phase": "MNZN_B2",
            "x": 0.5
          },
          "slope": -4616.293847185904,
          "x_hi": 0.5,
          "x_lo": 0.0003671495911320125
        },
        {
          "enthalpy": {
            "intercept": -31.803892791864882,
            "slope": -4086.2266691034697
          },
          "entropy": {
            "intercept": 0.23314589168044153,
            "slope": 1.1043151014123154
          },
          "intercept": -101.31634039638357,
          "kind": "two_phase",
          "left": {
            "phase": "MNZN_B2",
            "x": 0.5
          },
          "mu_a_rel": -101.31634039638357,
          "mu_b_rel": -4516.794556985941,
          "right": {
            "phase": "MNZN3_L12",
            "x": 0.7430593490245477
          },
          "slope": -4415.478216589558,
          "x_hi": 0.7430593490245477,
          "x_lo": 0.5
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -3068.112821502635,
                -64.76225135194917,
                0.02874473185096349,
                0.19903891353766312
              ]
            ],
            "knots": [
              0.7430593490245477,
              0.7473638767792692
            ],
            "max_abs_error": 0.008822191621220554
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                -3.6841338719392667,
                -0.11545809275524987,
                -0.008966209678972326,
                -0.004783500253073059
              ]
            ],
            "knots": [
              0.7430593490245477,
              0.7473638767792692
            ],
            "max_abs_error": 0.0001313595682397306
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -1969.6883075839426,
              -30.33842099683642,
              2.7020201472297494,
              1.625239514262713
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.7430593490245477,
            0.7473638767792692
          ],
          "max_abs_error": 0.04760569275413218,
          "phase": "MNZN3_L12",
          "x_hi": 0.7473638767792692,
          "x_lo": 0.7430593490245477
        },
        {
          "enthalpy": {
            "intercept": -1704.5187156461852,
            "slope": -1910.887879298456
          },
          "entropy": {
            "intercept": 0.7361436461228716,
            "slope": 0.20064500408270572
          },
          "intercept": -1923.9999437375634,
          "kind": "two_phase",
          "left": {
            "phase": "MNZN3_L12",
            "x": 0.7473638767792692
          },
          "mu_a_rel": -1923.9999437375634,
          "mu_b_rel": -3894.710131003488,
          "right": {
            "phase": "MN5ZN21_D82",
            "x": 0.78970954109199
          },
          "slope": -1970.7101872659248,
          "x_hi": 0.78970954109199,
          "x_lo": 0.7473638767792692
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -3213.565105885215,
                -71.3302320209807,
                44.41217160595603,
                0.00605059713982925
              ]
            ],
            "knots": [
              0.78970954109199,
              0.8073478253326692
            ],
            "max_abs_error": 0.006068854513614497
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                -3.3818761993566735,
                0.07139378048029763,
                -0.005896556308898369,
                -0.003004501934266414
              ]
            ],
            "knots": [
              0.78970954109199,
              0.8073478253326692
            ],
            "max_abs_error": 5.2027216903116624e-05
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -2205.2587170470324,
              -92.61628767033335,
              46.17022986793339,
              0.9018428495205311
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.78970954109199,
            0.8073478253326692
          ],
          "max_abs_error": 0.011885838605394383,
          "phase": "MN5ZN21_D82",
          "x_hi": 0.8073478253326692,
          "x_lo": 0.78970954109199
        },
        {
          "enthalpy": {
            "intercept": -1415.0559560699758,
            "slope": -2261.0095702938884
          },
          "entropy": {
            "intercept": 16.86905798577755,
            "slope": -19.959146311159913
          },
          "intercept": -6444.565594529615,
          "kind": "two_phase",
          "left": {
            "phase": "MN5ZN21_D82",
            "x": 0.8073478253326692
          },
          "mu_a_rel": -6444.565594529615,
          "mu_b_rel": -2754.7556921511027,
          "right": {
            "phase": "MNZN9_LT",
            "x": 0.8836483424002857
          },
          "slope": 3689.809902378512,
          "x_hi": 0.8836483424002857,
          "x_lo": 0.8073478253326692
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -3412.9933150113525,
                3.8930618205444123,
                0.30415479909411314,
                -1.2992185105531462e-10
              ]
            ],
            "knots": [
              0.8836483424002857,
              0.8841618634999182
            ],
            "max_abs_error": 2.4101609596982598e-11
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                -3.7576256428635775,
                0.015358690924851802,
                -5.4163165549500625e-06,
                -2.9263249025357485e-08
              ]
            ],
            "knots": [
              0.8836483424002857,
              0.8841618634999182
            ],
            "max_abs_error": 1.5298873279334657e-11
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -2292.6572295915753,
              -0.6861318792477473,
              0.3057696750825678,
              8.724043643465462e-06
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.8836483424002857,
            0.8841618634999182
          ],
          "max_abs_error": 4.641151463147253e-09,
          "phase": "MNZN9_LT",
          "x_hi": 0.8841618634999182,
          "x_lo": 0.8836483424002857
        },
        {
          "enthalpy": {
            "intercept": 9705.143246978107,
            "slope": -14832.057213437101
          },
          "entropy": {
            "intercept": 57.73382744490735,
            "slope": -66.1586439434955
          },
          "intercept": -7508.197405721072,
          "kind": "two_phase",
          "left": {
            "phase": "MNZN9_LT",
            "x": 0.8841618634999182
          },
          "mu_a_rel": -7508.197405721072,
          "mu_b_rel": -2615.054927404928,
          "right": {
            "phase": "MNZN13",
            "x": 0.9177795523383968
          },
          "slope": 4893.142478316144,
          "x_hi": 0.9177795523383968,
          "x_lo": 0.8841618634999182
        },
        {
          "enthalpy": {
            "entropy_form": null,
            "hermite": [
              [
                -3907.4155826276856,
                -91.48511172609447,
                -0.004159624871775236,
                0.002059817224747462
              ]
            ],
            "knots": [
              0.9177795523383968,
              0.9224137740535509
            ],
            "max_abs_error": 0.0002877828046621289
          },
          "entropy": {
            "entropy_form": {
              "R": 8.31446261815324,
              "kind": "ideal_mixing_entropy"
            },
            "hermite": [
              [
                -5.347854722531471,
                -0.07248245465831128,
                -0.0013270564707928562,
                -0.00013779618139279914
              ],
              [
                -5.4218020298419685,
                -0.07554862659446746,
                -0.001723569666923122,
                -0.0002796081045332993
              ],
              [
                -5.499353834207891,
                -0.07983430437636668,
                -0.0024196276675310102,
                -0.000812741654674376
              ],
              [
                -5.582420507906463,
                -0.08710863067403439,
                0.015223658378037686,
                -0.025701265348754776
              ]
            ],
            "knots": [
              0.9177795523383968,
              0.9189381166887685,
              0.9200966714417369,
              0.9212552261947055,
              0.9224137740535509
            ],
            "max_abs_error": 0.002375688920960073
          },
          "entropy_form": {
            "RT": 2478.957029602388,
            "kind": "ideal_mixing"
          },
          "hermite": [
            [
              -2312.9526971049254,
              -1.2608101979480895,
              0.39478885189174323,
              0.04146012860900666
            ],
            [
              -2313.777258322373,
              -0.3469784215410807,
              0.5138850142842741,
              0.08336586553160008
            ],
            [
              -2313.5269858640986,
              0.93079967235054,
              0.7214183571255788,
              0.2423115432296683
            ],
            [
              -2311.6324562913937,
              3.0997747975798937,
              -4.538933744972677,
              7.662832263452696
            ]
          ],
          "kind": "single_phase",
          "knots": [
            0.9177795523383968,
            0.9189381166887685,
            0.9200966714417369,
            0.9212552261947055,
            0.9224137740535509
          ],
          "max_abs_error": 0.7083116517842427,
          "phase": "MNZN13",
          "x_hi": 0.9224137740535509,
          "x_lo": 0.9177795523383968
        },
        {
          "enthalpy": {
            "intercept": -51541.401136350054,
            "slope": 51541.401136350054
          },
          "entropy": {
            "intercept": -43.9709159755215,
            "slope": 43.9709159755215
          },
          "intercept": -38431.47253824833,
          "kind": "two_phase",
          "left": {
            "phase": "MNZN13",
            "x": 0.9224137740535509
          },
          "mu_a_rel": -38431.47253824833,
          "mu_b_rel": 0.0,
          "right": {
            "phase": "HCP_A3",
            "x": 1.0
          },
          "slope": 38431.47253824833,
          "x_hi": 1.0,
          "x_lo": 0.9224137740535509
        }
      ],
      "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": -2.6033954967497266,
          "energy_per_atom": -2.6033954967497266,
          "enthalpy": 5.506098377839542,
          "entries_at_x": 1,
          "entropy": 0.0271993757323159,
          "formula": "",
          "nsites": null,
          "phase": "CBCC_A12",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.0003671495911320125
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -2309.0554486911624,
          "energy_per_atom": -2309.0554486911624,
          "enthalpy": -2074.9172273435997,
          "entries_at_x": 1,
          "entropy": 0.7853034423865992,
          "formula": "",
          "nsites": null,
          "phase": "MNZN_B2",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.5
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -3382.2787096474913,
          "energy_per_atom": -3382.2787096474913,
          "enthalpy": -3068.112821502635,
          "entries_at_x": 1,
          "entropy": 1.053717552053854,
          "formula": "",
          "nsites": null,
          "phase": "MNZN3_L12",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.7430593490245477
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -3396.8375493010244,
          "energy_per_atom": -3396.8375493010244,
          "enthalpy": -3132.6472892091956,
          "entries_at_x": 1,
          "entropy": 0.8860984742305149,
          "formula": "",
          "nsites": null,
          "phase": "MNZN3_L12",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.7473638767792692
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -3480.2885813486464,
          "energy_per_atom": -3480.2885813486464,
          "enthalpy": -3213.565105885215,
          "entries_at_x": 1,
          "entropy": 0.8945949202194257,
          "formula": "",
          "nsites": null,
          "phase": "MN5ZN21_D82",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.78970954109199
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -3465.6055939533744,
          "energy_per_atom": -3465.6055939533744,
          "enthalpy": -3240.4771157030996,
          "entries_at_x": 1,
          "entropy": 0.7550846159660267,
          "formula": "",
          "nsites": null,
          "phase": "MN5ZN21_D82",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.8073478253326692
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -3184.0711905206826,
          "energy_per_atom": -3184.0711905206826,
          "enthalpy": -3412.9933150113525,
          "entries_at_x": 1,
          "entropy": -0.7678085678036837,
          "formula": "",
          "nsites": null,
          "phase": "MNZN9_LT",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.8836483424002857
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -3181.867433722462,
          "energy_per_atom": -3181.867433722462,
          "enthalpy": -3408.796098391845,
          "entries_at_x": 1,
          "entropy": -0.7611224708012188,
          "formula": "",
          "nsites": null,
          "phase": "MNZN9_LT",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.8841618634999182
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -3017.371292444088,
          "energy_per_atom": -3017.371292444088,
          "enthalpy": -3907.4155826276856,
          "entries_at_x": 1,
          "entropy": -2.985223176869347,
          "formula": "",
          "nsites": null,
          "phase": "MNZN13",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.9177795523383968
        },
        {
          "collinear": false,
          "degenerate": [],
          "energy": -2981.7529118072907,
          "energy_per_atom": -2981.7529118072907,
          "enthalpy": -3998.9027941614263,
          "entries_at_x": 1,
          "entropy": -3.4115374219491414,
          "formula": "",
          "nsites": null,
          "phase": "MNZN13",
          "phase_kind": "solution",
          "spacegroup_number": null,
          "spacegroup_symbol": "",
          "theoretical": false,
          "x": 0.9224137740535509
        },
        {
          "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": "MnZn-20Li",
    "builder_version": 1,
    "engine": {
      "numpy": "2.5.1",
      "pycalphad": "0.11.2",
      "python": "3.13.15"
    },
    "fit_tol": 1.0,
    "observed_at": "2026-09-03T00:49:49Z",
    "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/MnZn-20Li.tdb",
    "source_sha256": "3bdc4ce0cf5991cda0878b27815e51bb15d9f5c8e1bd6c3bb7d6db43c70f4c22"
  },
  "reference": {
    "kind": "calphad_formation_T",
    "per": "mole_atoms",
    "temperature_K": 298.15,
    "units": "J/mol-atoms"
  },
  "schema_version": 1,
  "system_id": "MN-ZN",
  "x_element": "ZN"
}