# Ni–Te system

> Ni–Te system: 46 accepted literature values (crystal structure 24, invariant reaction 16, phase transition 6) and 1 calculated phase diagram(s) from ORCHID, each value with evidence class, source, page and quote.

HTML: https://data.orchid-project.org/systems/NI-TE.html · Markdown: https://data.orchid-project.org/systems/NI-TE.md

46 accepted literature values from 1 paper(s) (experimental 18, model 22, DFT 4, unspecified 2); 1 calculated phase diagram(s). 1 further extracted value(s) not accepted by the reader-agreement checks are only in the JSON/CSV.

Data: [JSON](https://data.orchid-project.org/literature/systems/NI-TE.json) · [CSV](https://data.orchid-project.org/systems/NI-TE.csv) · [interactive explorer](https://orchid-project.org/data-explorer/#NI-TE) · [interactive phase diagram](https://orchid-project.org/phase-diagrams/#NI-TE/NiTe-19Arv.json) · [phases (10)](https://data.orchid-project.org/phases/pages/NI-TE.html) · [papers (bibliography)](https://data.orchid-project.org/bibliography/pages/systems/NI-TE.html) · [Markdown](https://data.orchid-project.org/systems/NI-TE.md)

Table: Accepted values by evidence class

| Evidence class | Values |
|---|---:|
| experimental | 18 |
| model | 22 |
| DFT | 4 |
| unspecified | 2 |

Table: Accepted values by property group

| Property group | Values |
|---|---:|
| invariant reaction | 16 |
| phase transition | 6 |
| crystal structure | 24 |

## Calculated phase diagrams

Binary phase diagrams calculated with pycalphad 0.11.2 from the SGTE binary collection (Hallstedt 2025, CC BY 4.0). Evidence class: model.

Table: Assessments with a calculated phase diagram

| TDB file | Assessment | SHA-256 | Links |
|---|---|---|---|
| NiTe-19Arv.tdb | C.-M. Arvhult, C. Gueneau, S. Gosse, M. Selleby, J. Mater. Sci., 54, 11304-19(2019). [doi:10.1007/s10853-019-03689-0](https://doi.org/10.1007/s10853-019-03689-0) | `be93db315c060716686a7bea40bb7079f903f20fe302df2287092b34409b5557` | [viewer](https://orchid-project.org/phase-diagrams/#NI-TE/NiTe-19Arv.json) · [TDB](https://orchid-project.org/data/databases/sgte-binary/NiTe-19Arv.tdb) · [JSON](https://data.orchid-project.org/phase-diagrams/sgte/NiTe-19Arv.json) |

Table: Calculated three-phase invariants (model, mole fraction of the second component)

| TDB file | T (K) | Phases at the invariant |
|---|---:|---|
| NiTe-19Arv.tdb | 1270.99 | FCC_A1 (x(Te) 7.000e-5) + ION (x(Te) 0.32772) + NITE_BETA_HT (x(Te) 0.37103) |
| NiTe-19Arv.tdb | 1153.34 | NITE_BETA_HT (x(Te) 0.43367) + NI20TE17 (x(Te) 0.45946) + ION (x(Te) 0.48871) |
| NiTe-19Arv.tdb | 1147.92 | NI20TE17 (x(Te) 0.45946) + ION (x(Te) 0.495) + NITE_C6 (x(Te) 0.52862) |
| NiTe-19Arv.tdb | 1052.8 | NITE_C38 (x(Te) 0.41149) + NITE_BETA_HT (x(Te) 0.41815) + NI20TE17 (x(Te) 0.45946) |
| NiTe-19Arv.tdb | 1012.02 | NITE_C38 (x(Te) 0.41198) + NI52TE40 (x(Te) 0.43478) + NI20TE17 (x(Te) 0.45946) |
| NiTe-19Arv.tdb | 1004.57 | FCC_A1 (x(Te) 1.000e-5) + NITE_BETA_HT (x(Te) 0.37443) + NITE_C38 (x(Te) 0.39446) |
| NiTe-19Arv.tdb | 962.18 | NI52TE40 (x(Te) 0.43478) + NI20TE17 (x(Te) 0.45946) + NITE_C6 (x(Te) 0.5203) |
| NiTe-19Arv.tdb | 720.93 | NITE_C6 (x(Te) 0.66711) + ION (x(Te) 0.99316) + HEXAGONAL_A8 (x(Te) 1) |

Convex hulls: [Materials Project DFT hull](https://data.orchid-project.org/hulls/dft-mp/NI/NI-TE.json) · [OQMD DFT hull](https://data.orchid-project.org/hulls/dft-oqmd/NI/NI-TE.json)

## Invariant reactions (literature)

Table: Invariant reactions reported in the literature for the Ni–Te system (16)

| T (K) | Reaction / phases | Compositions (mole fraction) | Class | Source | Location | Quote |
|---:|---|---|---|---|---|---|
| 1277.7 | eutectic: Liq -> FCC + β1 | β1: Te 0.5 | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 4; `ORC-WQ37BC7RNL` |  |
| 1271 | eutectic: Liq -> FCC + β1 | L: Te 0.3277; FCC: Te 7.000e-5; β1: Te 0.371 | model | [1] Arvhult 2019 | Table 7, p. 13, row 3; `ORC-DOXGXRPHDF` |  |
| 1153.4 | peritectic: β1 + Liq -> γ2 | β1: Te 0.4337; L: Te 0.4887; γ2: Te 0.4595 | model | [1] Arvhult 2019 | Table 7, p. 13, row 9; `ORC-R7OPUMRFBR` |  |
| 1153.2 | peritectic: β1 + Liq -> γ2 | β1: Te 0.5; γ2: Te 0.459459 | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 10; `ORC-2KPTSDQ5Z5` |  |
| 1147.9 | eutectic: Liq -> γ2 + δ | L: Te 0.495; γ2: Te 0.4595; δ: Te 0.5286 | model | [1] Arvhult 2019 | Table 7, p. 13, row 15; `ORC-O6WKERRIDP` |  |
| 1146.2 | eutectic: Liq -> γ2 + δ | γ2: Te 0.459459; δ: Te 0.5 | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 16; `ORC-5JHC6F4NVF` |  |
| 1052.8 | eutectoid: β1 -> β2 + γ2 | β1: Te 0.4182; β2: Te 0.4115; γ2: Te 0.4595 | model | [1] Arvhult 2019 | Table 7, p. 13, row 11; `ORC-FXFEB47GUF` |  |
| 1048.2 | eutectoid: β1 -> β2 + γ2 | β1: Te 0.5; β2: Te 0.5; γ2: Te 0.459459 | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 12; `ORC-OUFOPZ5WNC` |  |
| 1015.7 | peritectoid: β2 + γ2 -> γ1 | β2: Te 0.5; γ2: Te 0.459459; γ1: Te 0.434783 | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 14; `ORC-PMXXAXB536` |  |
| 1012 | peritectoid: β2 + γ2 -> γ1 | β2: Te 0.412; γ2: Te 0.4595; γ1: Te 0.4348 | model | [1] Arvhult 2019 | Table 7, p. 13, row 13; `ORC-C442NO2LXB` |  |
| 1004.7 | eutectoid: β1 -> FCC + β2 | β1: Te 0.5; β2: Te 0.5 | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 8; `ORC-YCKX4BGDLH` |  |
| 1004.6 | eutectoid: β1 -> FCC + β2 | β1: Te 0.3744; FCC: Te 1.000e-5; β2: Te 0.3945 | model | [1] Arvhult 2019 | Table 7, p. 13, row 7; `ORC-G43KKYW7ZL` |  |
| 963.2 | eutectoid: γ2 -> γ1 + δ | γ2: Te 0.459459; γ1: Te 0.434783; δ: Te 0.5 | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 18; `ORC-6Z33HXMKGM` |  |
| 962.2 | eutectoid: γ2 -> γ1 + δ | γ2: Te 0.4595; γ1: Te 0.4348; δ: Te 0.5203 | model | [1] Arvhult 2019 | Table 7, p. 13, row 17; `ORC-DU43UCCDUY` |  |
| 721.7 | eutectic: Liq -> δ + Te – A8 | δ: Te 0.5; Te – A8: Te 1 | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 22; `ORC-YJ7TYYQ2MV` |  |
| 720.9 | eutectic: Liq -> δ + Te – A8 | L: Te 0.9932; δ: Te 0.6671; Te – A8: Te 1 | model | [1] Arvhult 2019 | Table 7, p. 13, row 21; `ORC-BD4BEKWGHZ` |  |

## Other properties

### Phase transition (6)

Table: Phase transition, Ni–Te system

| Property | Value | T (K) | Phases / composition | Class | Source | Location | Quote |
|---|---:|---:|---|---|---|---|---|
| Phase transition | 1057.8 K | 1057.8 | congruent transformation: β1 -> β2; _β1: Te 0.4077; β2: Te 0.4077_ | model | [1] Arvhult 2019 | Table 7, p. 13, row 5; `ORC-3KJNTOTTI6` |  |
| Phase transition | 1063.2 K | 1063.2 | congruent transformation: β1 -> β2; _β1: Te 0.5; β2: Te 0.5_ | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 6; `ORC-A5FZNHYXWW` |  |
| Phase transition | 1172.8 K | 1172.8 | congruent melting: Liq -> δ; _L: Te 0.5687; δ: Te 0.5687_ | model | [1] Arvhult 2019 | Table 7, p. 13, row 19; `ORC-5UJDP64EOJ` |  |
| Phase transition | 1173.7 K | 1173.7 | congruent melting: Liq -> δ; _L: Te 0.5; δ: Te 0.5_ | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 20; `ORC-COZMOGDAEG` |  |
| Phase transition | 1294.7 K | 1294.7 | congruent melting: Liq -> β1; _L: Te 0.5; β1: Te 0.5_ | model | [1] Arvhult 2019; _cites Lee 1990_ | Table 7, p. 13, row 2; `ORC-EVKDH5MJLY` |  |
| Phase transition | 1295.17 K | 1295.17 | congruent melting: Liq -> β1; _L: Te 0.3814; β1: Te 0.3814_ | model | [1] Arvhult 2019 | Table 7, p. 13, row 1; `ORC-HRM7GFOVQD` |  |

### Crystal structure (24)

Table: Crystal structure, Ni–Te system

| Property | Value | T (K) | Phases / composition | Class | Source | Location | Quote |
|---|---:|---:|---|---|---|---|---|
| Lattice a | 3.78 Å |  | β2 | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 5, p. 7, row 3; `ORC-W7T7AW4XSM.ead475` |  |
| Lattice a | 3.99 Å |  | β2 (ht) | unspecified | [1] Arvhult 2019; _cites Kok 1965_ [doi](https://doi.org/10.1002/recl.19650841208) | Table 1, p. 3, row 4; `ORC-6YTPR3EHRL.f30975` |  |
| Lattice a | 3.88 Å | 0 | β2-Ni2Te; _alloy: Te 0.333333_ | DFT | [1] Arvhult 2019 | Table 5, p. 7, row 1; `ORC-726HILDOSB.efd217` |  |
| Lattice a | 3.75 Å | 0 | β2-NiTe; _alloy: Te 0.5_ | DFT | [1] Arvhult 2019 | Table 5, p. 7, row 2; `ORC-TTOX2SIJ7U.fcaca1` |  |
| Lattice a | 5.71 Å | 298.15 | β1 | experimental | [1] Arvhult 2019; _cites Stevels 1969_ | Table 1, p. 3, row 2; `ORC-ZHD2RWRYMB` |  |
| Lattice a | 11.44 Å | 298.15 | β1′ | experimental | [1] Arvhult 2019; _cites Stevels 1969_ | Table 1, p. 3, row 3; `ORC-MBUWY5KVVY` |  |
| Lattice a | 7.54 Å | 298.15 | β2 (hn) | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 1, p. 3, row 5; `ORC-OAEFRJBBB5.8a97da` |  |
| Lattice a | 7.54 Å | 298.15 | β2 (ln) | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 1, p. 3, row 6; `ORC-SAIKEUAXJJ.8b492c` |  |
| Lattice a | 12.38 Å | 298.15 | γ1 | experimental | [1] Arvhult 2019; _cites Gulay 2007_ [doi](https://doi.org/10.1107/s1600536807050568) | Table 1, p. 3, row 9; `ORC-FHLGQ3ARDB.770658` |  |
| Lattice a | 3.86 Å | 298.15 | δ | experimental | [1] Arvhult 2019; _cites Noren 2001_ [doi](https://doi.org/10.1006/jssc.2001.9309) | Table 1, p. 3, row 8; `ORC-LZPYKRX7JW.043bbc` |  |
| Lattice a | 3.97 Å | 298.15 | δ | experimental | [1] Arvhult 2019; _cites Noren 2001_ [doi](https://doi.org/10.1006/jssc.2001.9309) | Table 1, p. 3, row 7; `ORC-RSX6VP3FKH.19efd9` |  |
| Lattice b | 3.79 Å | 298.15 | β2 (hn) | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 1, p. 3, row 5; `ORC-OAEFRJBBB5.aa66de` |  |
| Lattice b | 3.79 Å | 298.15 | β2 (ln) | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 1, p. 3, row 6; `ORC-SAIKEUAXJJ.ddb9b5` |  |
| Lattice b | 3.92 Å | 298.15 | γ1 | experimental | [1] Arvhult 2019; _cites Gulay 2007_ [doi](https://doi.org/10.1107/s1600536807050568) | Table 1, p. 3, row 9; `ORC-FHLGQ3ARDB.3a7288` |  |
| Lattice c | 6.06 Å |  | β2 | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 5, p. 7, row 3; `ORC-W7T7AW4XSM.1ce789` |  |
| Lattice c | 6.09 Å |  | β2 (ht) | unspecified | [1] Arvhult 2019; _cites Kok 1965_ [doi](https://doi.org/10.1002/recl.19650841208) | Table 1, p. 3, row 4; `ORC-6YTPR3EHRL.c87a56` |  |
| Lattice c | 6.02 Å | 0 | β2-Ni2Te; _alloy: Te 0.333333_ | DFT | [1] Arvhult 2019 | Table 5, p. 7, row 1; `ORC-726HILDOSB.e9b768` |  |
| Lattice c | 6.03 Å | 0 | β2-NiTe; _alloy: Te 0.5_ | DFT | [1] Arvhult 2019 | Table 5, p. 7, row 2; `ORC-TTOX2SIJ7U.4c7528` |  |
| Lattice c | 6.09 Å | 298.15 | β2 (hn) | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 1, p. 3, row 5; `ORC-OAEFRJBBB5.daf46f` |  |
| Lattice c | 6.06 Å | 298.15 | β2 (ln) | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 1, p. 3, row 6; `ORC-SAIKEUAXJJ.9af731` |  |
| Lattice c | 6.88 Å | 298.15 | γ1 | experimental | [1] Arvhult 2019; _cites Gulay 2007_ [doi](https://doi.org/10.1107/s1600536807050568) | Table 1, p. 3, row 9; `ORC-FHLGQ3ARDB.0352e0` |  |
| Lattice c | 5.26 Å | 298.15 | δ | experimental | [1] Arvhult 2019; _cites Noren 2001_ [doi](https://doi.org/10.1006/jssc.2001.9309) | Table 1, p. 3, row 8; `ORC-LZPYKRX7JW.aed12f` |  |
| Lattice c | 5.36 Å | 298.15 | δ | experimental | [1] Arvhult 2019; _cites Noren 2001_ [doi](https://doi.org/10.1006/jssc.2001.9309) | Table 1, p. 3, row 7; `ORC-RSX6VP3FKH.57b364` |  |
| lattice beta | 91.16 ° | 298.15 | β2 (hn) | experimental | [1] Arvhult 2019; _cites Gulay 2004_ | Table 1, p. 3, row 5; `ORC-OAEFRJBBB5.f2b0b4` |  |

## Sources

Reporting papers the values were read from (a value cited from another work names that work in its row).

1. Carl-Magnus Arvhult, Christine Guéneau, Stéphane Gossé, Malin Selleby, Thermodynamic assessment of the Ni–Te system, J Mater Sci 54, 11304-11319 (2019). [doi:10.1007/s10853-019-03689-0](https://doi.org/10.1007/s10853-019-03689-0)

## Please cite

- R. Arróyave, J. Saal, D. Shin, ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature (version 2026.10; Version 1, machine-extracted), Zenodo (2026). https://doi.org/10.5281/zenodo.23735569
- R. Arróyave, J. Saal, D. Shin, ORCHID-Diagrams: calculated binary phase diagrams (version 2026.10), Zenodo (2026). https://doi.org/10.5281/zenodo.23735859
- R. Arróyave, J. Saal, D. Shin, ORCHID-Hulls: binary convex hulls (Materials Project, OQMD, assessed CALPHAD) (version 2026.10), Zenodo (2026). https://doi.org/10.5281/zenodo.23735891
- R. Arróyave, J. Saal, D. Shin, ORCHID data: umbrella record of the ORCHID datasets (version 2026.10; Version 1, machine-extracted), Zenodo (2026). https://doi.org/10.5281/zenodo.23736065

Also cite the original source of every value you use (paper_citation / paper_doi, and cited_dois for values the paper cites from earlier work); B. Hallstedt, The SGTE collection of binary datasets, Calphad 89 (2025) 102833, https://doi.org/10.1016/j.calphad.2025.102833 (CC BY 4.0), and the original assessment named in each file; A. Jain et al., The Materials Project: A materials genome approach to accelerating materials innovation, APL Materials 1 (2013) 011002, https://doi.org/10.1063/1.4812323 (CC BY 4.0); J. E. Saal et al., JOM 65 (2013) 1501, https://doi.org/10.1007/s11837-013-0755-4 and S. Kirklin et al., npj Comput. Mater. 1 (2015) 15010, https://doi.org/10.1038/npjcompumats.2015.10 (CC BY 4.0).

Version 1, machine-extracted: values were read by language-model readers constrained to quote their source and checked automatically, and the release was then audited on the printed pages by adversarial audits, an independent second review of fit-facing records and a preliminary human review of a frozen sample. Flags such as accepted and ESPEI-ready record screening results, not certification; known issues are listed in the release notes.

```bibtex
@misc{orchid_literature_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23735569},
  url       = {https://doi.org/10.5281/zenodo.23735569},
  note      = {Version 1, machine-extracted}
}

@misc{orchid_phase_diagrams_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID-Diagrams: calculated binary phase diagrams}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23735859},
  url       = {https://doi.org/10.5281/zenodo.23735859}
}

@misc{orchid_hulls_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID-Hulls: binary convex hulls (Materials Project, OQMD, assessed CALPHAD)}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23735891},
  url       = {https://doi.org/10.5281/zenodo.23735891}
}

@misc{orchid_data_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID data: umbrella record of the ORCHID datasets}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23736065},
  url       = {https://doi.org/10.5281/zenodo.23736065},
  note      = {Version 1, machine-extracted}
}
```

---

Derived data CC BY 4.0 ([licence](https://creativecommons.org/licenses/by/4.0/)): cite ORCHID ([CITATION.cff](https://data.orchid-project.org/CITATION.cff)) and the original sources. Quotes are short excerpts kept so that each value can be checked; they remain under the publishers' copyright and are not relicensed. Source papers, page images and full text are not redistributed. Field reference: [SCHEMA.md](https://data.orchid-project.org/literature/SCHEMA.md). Machine-readable guide: [llms.txt](https://data.orchid-project.org/llms.txt). Found an error? The report link of a value (Markdown: its id, ORC-..., in the Location column) opens a pre-filled GitHub issue, https://github.com/orchid-calphad/orchid-data/issues/new?template=report-value-error.yml&record_id=\<id>, carrying only the record id, source and value; [how to contribute](https://orchid-project.org/contribute/).