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Gibbs free energy

type of thermodynamic potential; useful for calculating reversible work in certain systems
Thing physical_theory Q334631
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Summary

Gibbs free energy is a physical theory[1]. It ranks in the top 3% of physical theory entities by monthly Wikipedia readership (6,088 views/month).[2]

Key Facts

  • Named after: Josiah Willard Gibbs[3]
  • Subclass of: physical quantity[4], thermodynamic free energy[5], thermodynamic potential[6], energy[7], state function[8]
  • Described at URL: https://chem.libretexts.org/Bookshelves/General_Chemistry/Map%3A_Chemistry_-The_Central_Science(Brown_et_al.)/19%3A_Chemical_Thermodynamics/19.07%3A_Free_Energy_and_the_Equilibrium_Constant[9], https://chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules_(Physical_and_Theoretical_Chemistry)/Thermodynamics/Energies_and_Potentials/Free_Energy/Gibbs_(Free)Energy[10], https://chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules(Physical_and_Theoretical_Chemistry)/Thermodynamics/Energies_and_Potentials/Free_Energy/What_are_Free_Energies[11], https://www.khanacademy.org/science/ap-chemistry-beta/x2eef969c74e0d802:applications-of-thermodynamics/x2eef969c74e0d802:free-energy-and-equilibrium/v/free-energy-and-equilibrium[12]
  • Described by source: ISO 80000-5:2007 Quantities and units — Part 5: Thermodynamics[13], ISO 80000-5:2019 Quantities and units — Part 5: Thermodynamics[14]
  • Equivalent class: https://w3id.org/pmd/co/PMD_0020361[15]
  • Studied by: thermodynamics[16]
  • On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[17]
  • Maintained by WikiProject: WikiProject Mathematics[18]
  • Recommended unit of measurement: joule[19], kilogram square metre per square second[20]
  • P14541: 36UDvo[21], 1J2mpr[22]

Why It Matters

Gibbs free energy has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[23] It is known by 93 alternative names across languages and contexts.[24]

Related Entities

Josiah Willard Gibbs thermodynamics

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . Q141572184. wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . ISO 80000-5:2019 Quantities and units — Part 5: Thermodynamics. wikidata.org.
  18. [20] ↑ . ISO 80000-5:2019 Quantities and units — Part 5: Thermodynamics. wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [23] ↑ . Wikidata sitelinks. wikidata.org.
  3. [24] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Gibbs free energy. Retrieved October 16, 2026, from https://4ort.xyz/entity/gibbs-free-energy
MLA “Gibbs free energy.” 4ort.xyz Knowledge Graph, 4ort.xyz, 16 Oct. 2026, https://4ort.xyz/entity/gibbs-free-energy.
BibTeX @misc{4ortxyz_gibbs-free-energy_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Gibbs free energy}}, year = {2026}, url = {https://4ort.xyz/entity/gibbs-free-energy}, note = {Accessed: 2026-10-16}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Gibbs free energy — https://4ort.xyz/entity/gibbs-free-energy (retrieved 2026-10-16)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 17d ago · عُثمان · 2026-10-02 view diff on Wikidata ↗
    Wikipedia languages → ['ar', 'ast', 'az', 'bg', 'bn', 'bs', 'ca', 'ckb', 'cs', 'da', 'de', 'el', 'en',
    Equivalent class → https://w3id.org/pmd/co/PMD_0020361
    Claims rich → —
    "/* wbsetclaim-create:2||1 */ Equivalent class: https://w3id.org/pmd/co/PMD_0020361"
  2. 10w ago · Comfyquiettree · 2026-08-06 view diff on Wikidata ↗
    Wikiskripta article id → 49281, 60165
    "/* wbsetclaim-create:1||1 */ Wikiskripta article id: 60165, Matched to [[:toollabs:mix-n-match/#/entry/78312661|Gibbsova energie (FBLT) (#78312661)]] in [[:toollabs:mix-n-match/#/catalog/2686|WikiSkri"
  3. 14w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 36UDvo, 1J2mpr
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  4. 21w ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    Studied by → thermodynamics
    Recommended unit of measurement → joule, kilogram square metre per square second
    On focus list of wikimedia project → Wikipedia:Vital articles/Level/4
    Instance of → —
    + 8 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ National library of israel j9u id: 987007529286905171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.