Joule–Thomson effect

temperature change of a real gas when undergoing a throttled expansion without heat transfer
Thing phenomenon Q724510
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Joule–Thomson effect

Summary

Joule–Thomson effect is a phenomenon[1]. It draws 1,364 Wikipedia views per month (phenomenon category, ranking #37 of 290).[2]

Key Facts

  • Joule–Thomson effect's instance of is recorded as phenomenon[3].
  • James Prescott Joule is named after Joule–Thomson effect[4].
  • William Thomson, 1st Baron Kelvin is named after Joule–Thomson effect[5].
  • Joule–Thomson effect's Commons category is recorded as Joule-Thomson effect[6].
  • Joule–Thomson effect's described by source is recorded as Armenian Soviet Encyclopedia[7].
  • Joule–Thomson effect's studied by is recorded as thermodynamics[8].

Body

Definition and Type

Joule–Thomson effect's instance of is recorded as phenomenon[3].

Origins

Things named after include James Prescott Joule[4], a physicist[9], 1818–1889[10], of United Kingdom of Great Britain and Ireland[11], awarded the Royal Medal[12], specialised in chemist[13] and William Thomson, 1st Baron Kelvin[5], a physicist[14], 1824–1907[15], of United Kingdom of Great Britain and Ireland[16], awarded the Pour le Mérite for Sciences and Arts order[17], specialised in physics[18].

Why It Matters

Joule–Thomson effect draws 1,364 Wikipedia views per month (phenomenon category, ranking #37 of 290).[2] It has Wikipedia articles in 24 language editions, a strong signal of global cultural recognition.[19] It is known by 45 alternative names across languages and contexts.[20]

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.

Inline context (facts about related entities)

  1. [9] . Wikidata. wikidata.org. → on this site
  2. [10] . Wikidata. wikidata.org. → on this site
  3. [11] . Wikidata. wikidata.org. → on this site
  4. [12] . Wikidata. wikidata.org. → on this site
  5. [13] . Wikidata. wikidata.org. → on this site
  6. [14] . Wikidata. wikidata.org. → on this site
  7. [15] . Wikidata. wikidata.org. → on this site
  8. [16] . Wikidata. wikidata.org. → on this site
  9. [17] . Wikidata. wikidata.org. → on this site
  10. [18] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] . Wikidata sitelinks. wikidata.org.
  3. [20] . 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). Joule–Thomson effect. Retrieved May 3, 2026, from https://4ort.xyz/entity/joule-thomson-effect
MLA “Joule–Thomson effect.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/joule-thomson-effect.
BibTeX @misc{4ortxyz_joule-thomson-effect_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Joule–Thomson effect}}, year = {2026}, url = {https://4ort.xyz/entity/joule-thomson-effect}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Joule–Thomson effect — https://4ort.xyz/entity/joule-thomson-effect (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/joule-thomson-effect · Last refreshed:

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. 3d ago · Twofivesixbot bot · 2026-05-26 view diff on Wikidata ↗
    Instance of phenomenon
    Aliases
    Named after James Prescott Joule, William Thomson, 1st Baron Kelvin
    Named after
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|2 */ [[Property:P8189]]: 987007536278305171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.