# Au–Ce–Sn system

> Au–Ce–Sn system: 60 accepted literature values (invariant reaction 34, crystal structure 15, formation 11) and 0 calculated phase diagram(s) from ORCHID, each value with evidence class, source, page and quote.

HTML: https://data.orchid-project.org/systems/AU-CE-SN.html · Markdown: https://data.orchid-project.org/systems/AU-CE-SN.md

60 accepted literature values from 1 paper(s) (experimental 15, model 43, DFT 2); 0 calculated phase diagram(s).

Data: [JSON](https://data.orchid-project.org/literature/systems/AU-CE-SN.json) · [CSV](https://data.orchid-project.org/systems/AU-CE-SN.csv) · [interactive explorer](https://orchid-project.org/data-explorer/#AU-CE-SN) · [papers (bibliography)](https://data.orchid-project.org/bibliography/pages/systems/AU-CE-SN.html) · [Markdown](https://data.orchid-project.org/systems/AU-CE-SN.md)

Table: Accepted values by evidence class

| Evidence class | Values |
|---|---:|
| experimental | 15 |
| model | 43 |
| DFT | 2 |

Table: Accepted values by property group

| Property group | Values |
|---|---:|
| invariant reaction | 34 |
| formation | 11 |
| crystal structure | 15 |

## Invariant reactions (literature)

Table: Invariant reactions reported in the literature for the Au–Ce–Sn system (34)

| T (K) | Reaction / phases | Compositions (mole fraction) | Class | Source | Location | Quote |
|---:|---|---|---|---|---|---|
| 1765.72 | eutectic: L->τ5+Ce5Sn4+Ce5Sn3 |  | model | [1] Dong 2013 | Table 9, p. 12, row 1; `ORC-C4W5M334CB` |  |
| 1712.4 | peritectic: L+τ2+τ4->τ3 |  | model | [1] Dong 2013 | Table 9, p. 12, row 28; `ORC-CJ5IBJVID7` |  |
| 1627.9 | quasi-peritectic: L+τ5->τ4+Ce5Sn4 |  | model | [1] Dong 2013 | Table 9, p. 12, row 6; `ORC-3FAQTU775G` |  |
| 1623.8 | quasi-peritectic: L+τ4->τ2+βAuCe |  | model | [1] Dong 2013 | Table 9, p. 12, row 7; `ORC-JZASDAHT7U` |  |
| 1621.4 | eutectic: L->τ5+βAuCe+τ4 |  | model | [1] Dong 2013 | Table 9, p. 12, row 2; `ORC-KYMNZJ7WUS` |  |
| 1563 | quasi-peritectic: L+Ce5Sn4->τ4+Ce11Sn10 |  | model | [1] Dong 2013 | Table 9, p. 12, row 8; `ORC-N3QP6OXV4U` |  |
| 1517.7 | peritectic: L+τ3+τ4->τ6 |  | model | [1] Dong 2013 | Table 9, p. 12, row 29; `ORC-EYOJI6UB7F` |  |
| 1452.4 | quasi-peritectic: L+τ4->Ce11Sn10+Ce3Sn5 |  | model | [1] Dong 2013 | Table 9, p. 12, row 9; `ORC-LVMISEAODM` |  |
| 1410 | quasi-peritectic: L+CeSn3->τ4+Ce2Sn5 |  | model | [1] Dong 2013 | Table 9, p. 12, row 10; `ORC-IP72Q6NDIS` |  |
| 1401 | quasi-peritectic: L+Ce2Sn5->τ4+Ce3Sn7 |  | model | [1] Dong 2013 | Table 9, p. 12, row 11; `ORC-6S2XKX56PH` |  |
| 1400.9 | eutectic: L->τ4+Ce3Sn5+Ce3Sn7 |  | model | [1] Dong 2013 | Table 9, p. 12, row 3; `ORC-H2UEOJBYB6` |  |
| 1400.2 | peritectic: L+τ4+τ6->τ7 |  | model | [1] Dong 2013 | Table 9, p. 12, row 30; `ORC-2B5KVKAMI7` |  |
| 1387.5 | quasi-peritectic: L+τ3->τ2+Au51Ce14 |  | model | [1] Dong 2013 | Table 9, p. 12, row 12; `ORC-GZFNDMYDYQ` |  |
| 1338.5 | quasi-peritectic: L+τ2->Au2Ce+βAuCe |  | model | [1] Dong 2013 | Table 9, p. 12, row 13; `ORC-YXHGCES7QL` |  |
| 1315.4 | quasi-peritectic: L+τ2->Au51Ce14+Au2Ce |  | model | [1] Dong 2013 | Table 9, p. 12, row 14; `ORC-SZ6QICHGBY` |  |
| 1310.9 | quasi-peritectic: L+τ5->Ce5Sn3+βAuCe |  | model | [1] Dong 2013 | Table 9, p. 12, row 15; `ORC-6OANW7E5CY` |  |
| 1277.4 | quasi-peritectic: L+τ4->τ7+CeSn3 |  | model | [1] Dong 2013 | Table 9, p. 12, row 16; `ORC-2R5HF3C6P2` |  |
| 1075.8 | peritectic: L+τ3+Au51Ce14->τ1 |  | model | [1] Dong 2013 | Table 9, p. 12, row 31; `ORC-7LNQVE3UFV` |  |
| 1005.2 | quasi-peritectic: L+τ7->CeSn3+τ6 |  | model | [1] Dong 2013 | Table 9, p. 12, row 17; `ORC-AHGVJAXN4I` |  |
| 998.8 | quasi-peritectic: L+τ3->τ6+τ1 |  | model | [1] Dong 2013 | Table 9, p. 12, row 18; `ORC-QUK4L44EV3` |  |
| 972.6 | quasi-peritectic: L+Bcc->Fcc+Ce3Sn |  | model | [1] Dong 2013 | Table 9, p. 12, row 19; `ORC-XG4BBVZCEC` |  |
| 935.8 | quasi-peritectic: L+βAuCe->AuCe2+Ce5Sn3 |  | model | [1] Dong 2013 | Table 9, p. 12, row 20; `ORC-FNCSI6ZVN7` |  |
| 934.2 | quasi-peritectic: L+Au51Ce14->τ1+Au6Ce |  | model | [1] Dong 2013 | Table 9, p. 12, row 21; `ORC-X5H5RB4E44` |  |
| 929.7 | quasi-peritectic: L+Ce5Sn3->Ce3Sn+AuCe2 |  | model | [1] Dong 2013 | Table 9, p. 12, row 22; `ORC-VXDIK3LYY2` |  |
| 793.6 | quasi-peritectic: L+Au6Ce->τ1+Fcc |  | model | [1] Dong 2013 | Table 9, p. 12, row 23; `ORC-7GOG3JCOA6` |  |
| 792.9 | eutectic: L->Fcc+Ce3Sn+AuCe2 |  | model | [1] Dong 2013 | Table 9, p. 12, row 4; `ORC-FK4OJLHEAP` |  |
| 750.9 | quasi-peritectic: L+Fcc->τ1+Au10Sn |  | model | [1] Dong 2013 | Table 9, p. 12, row 24; `ORC-ISCLE7D3VV` |  |
| 740.1 | quasi-peritectic: L+Au10Sn->τ1+Hcp |  | model | [1] Dong 2013 | Table 9, p. 12, row 25; `ORC-5RKXKZBTTS` |  |
| 598.8 | quasi-peritectic: L+τ6->τ1+AuSn |  | model | [1] Dong 2013 | Table 9, p. 12, row 26; `ORC-SDQBMQDJEE` |  |
| 584.3 | peritectic: L+τ6+AuSn->AuSn2 |  | model | [1] Dong 2013 | Table 9, p. 12, row 32; `ORC-ACRY4GOLBA` |  |
| 556.1 | eutectic: L->τ1+AuSn+Hcp |  | model | [1] Dong 2013 | Table 9, p. 12, row 5; `ORC-KTWGFO6WHV` |  |
| 525.6 | peritectic: L+τ6+AuSn2->AuSn4 |  | model | [1] Dong 2013 | Table 9, p. 12, row 33; `ORC-6BFI4GPJUW` |  |
| 503.6 | peritectic: L+τ6+CeSn3->Bct |  | model | [1] Dong 2013 | Table 9, p. 12, row 34; `ORC-WOLRJDXANP` |  |
| 484.4 | quasi-peritectic: L+τ6->Bct+AuSn4 |  | model | [1] Dong 2013 | Table 9, p. 12, row 27; `ORC-KMPNVRUE6B` |  |

## Formation enthalpies

Literature values in kJ/mol-atom where the per-atom basis is known. DFT columns: the lowest-energy entry at the same composition (Materials Project 2026.04.13, OQMD v1.8; different energy references, never averaged), from [dft_parity.json](https://data.orchid-project.org/literature/dft_parity.json).

Table: Enthalpies of formation, Au–Ce–Sn system (11)

| Phase | Compound | Value | T (K) | Class | MP DFT (kJ/mol-atom) | OQMD DFT (kJ/mol-atom) | Source | Location | Quote |
|---|---|---:|---:|---|---:|---:|---|---|---|
| τ1 |  | -50.89 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 46; `ORC-65Y3BRSPHN.08b98c` |  |
| τ1 |  | -41.85 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 46; `ORC-65Y3BRSPHN.0de925` |  |
| τ2 |  | -85.61 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 48; `ORC-VK4FEDAIY3.936bf9` |  |
| τ2 |  | -70.38 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 48; `ORC-VK4FEDAIY3.95fe74` |  |
| τ3 |  | -79 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 47; `ORC-RHQ3Y34TSQ.d47bca` |  |
| τ4 |  | -86.46 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 50; `ORC-O7IXBNTHAO.2556f0` |  |
| τ4 |  | -80.99 kJ/mol-atom | 0 | DFT |  |  | [1] Dong 2013 | Table 4, p. 4, row 49; `ORC-OZP5QPRBGW.e42399` |  |
| τ5 |  | -74.77 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 52; `ORC-MEWWPD676K.a30c94` |  |
| τ5 |  | -71.26 kJ/mol-atom | 0 | DFT |  |  | [1] Dong 2013 | Table 4, p. 4, row 51; `ORC-KEQI65JX7E.ff222d` |  |
| τ6 |  | -70 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 53; `ORC-ONJDZXZBBZ.fd20d2` |  |
| τ7 |  | -71.89 kJ/mol-atom | 289 | model |  |  | [1] Dong 2013 | Table 4, p. 4, row 54; `ORC-VTH3HJRRQG.54d7b6` |  |

## Other properties

### Crystal structure (15)

Table: Crystal structure, Au–Ce–Sn system

| Property | Value | T (K) | Phases / composition | Class | Source | Location | Quote |
|---|---:|---:|---|---|---|---|---|
| Lattice a | 15.096 Å ± 0.002 | 298.15 | τ1: Au5CeSn to Au13Ce3Sn4; _alloy: Ce 0.148148, Sn 0.185185_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 1; `ORC-UZNHJ6RNYY.377899` |  |
| Lattice a | 15.127 Å ± 0.003 | 298.15 | τ1: Au5CeSn to Au13Ce3Sn4; _alloy: Ce 0.148148, Sn 0.185185_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 1; `ORC-UZNHJ6RNYY.65db05` |  |
| Lattice a | 8.313 Å ± 0.001 | 298.15 | τ2: Au2-xCeSnx | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 2; `ORC-5ZSFOC3CPJ.b14d25` |  |
| Lattice a | 9.517 Å ± 0.001 | 298.15 | τ3: Au2CeSn; _alloy: Ce 0.25, Sn 0.25_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 3; `ORC-4GUCNVTF7A.6a9971` |  |
| Lattice a | 4.731 Å ± 0.002 | 298.15 | τ4: AuCeSn; _alloy: Ce 0.333333, Sn 0.333333_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 4; `ORC-SDQWQMWKG2.a1e61a` |  |
| Lattice a | 9.645 Å ± 0.005 | 298.15 | τ5: AuCe5Sn3; _alloy: Ce 0.555556, Sn 0.333333_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 5; `ORC-XGYGXG3WLR.4c5394` |  |
| Lattice a | 4.575 Å ± 0.001 | 298.15 | τ6: Au2CeSn2; _alloy: Ce 0.2, Sn 0.4_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 6; `ORC-N6NIV2IW4W.cb2ae3` |  |
| Lattice a | 9.142 Å ± 0.002 | 298.15 | τ7: Au3Ce2Sn4; _alloy: Ce 0.222222, Sn 0.444444_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 7; `ORC-QFTR4KEQKS.98eb71` |  |
| Lattice b | 13.59 Å ± 0.01 | 298.15 | τ6: Au2CeSn2; _alloy: Ce 0.2, Sn 0.4_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 6; `ORC-N6NIV2IW4W.344552` |  |
| Lattice c | 9.517 Å ± 0.001 | 298.15 | τ2: Au2-xCeSnx | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 2; `ORC-5ZSFOC3CPJ.374204` |  |
| Lattice c | 9.591 Å ± 0.003 | 298.15 | τ3: Au2CeSn; _alloy: Ce 0.25, Sn 0.25_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 3; `ORC-4GUCNVTF7A.e0c668` |  |
| Lattice c | 7.712 Å ± 0.003 | 298.15 | τ4: AuCeSn; _alloy: Ce 0.333333, Sn 0.333333_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 4; `ORC-SDQWQMWKG2.7cfeb0` |  |
| Lattice c | 6.754 Å ± 0.004 | 298.15 | τ5: AuCe5Sn3; _alloy: Ce 0.555556, Sn 0.333333_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 5; `ORC-XGYGXG3WLR.88278a` |  |
| Lattice c | 10.176 Å ± 0.001 | 298.15 | τ6: Au2CeSn2; _alloy: Ce 0.2, Sn 0.4_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 6; `ORC-N6NIV2IW4W.37091d` |  |
| Lattice c | 10.359 Å ± 0.003 | 298.15 | τ7: Au3Ce2Sn4; _alloy: Ce 0.222222, Sn 0.444444_ | experimental | [1] Dong 2013; _cites Boulet 2001_ [doi](https://doi.org/10.1016/s0925-8388%2800%2901429-8) | Table 6, p. 5, row 7; `ORC-QFTR4KEQKS.bc8836` |  |

## Sources

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

1. H.Q. Dong, X.M. Tao, T. Laurila, V. Vuorinen, M. Paulasto-Kröckel, Thermodynamic modeling of Au–Ce–Sn ternary system, Calphad 42, 38-50 (2013). [doi:10.1016/j.calphad.2013.07.013](https://doi.org/10.1016/j.calphad.2013.07.013)

## 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 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_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/).