invar

alloy of nickel and iron with low coefficient of thermal expansion
Thing iron_nickel_alloy Q898215
invar
U.S. Research center · Public Domain · Wikimedia
Press Enter · cited answer in seconds

invar

Summary

invar is an iron-nickel alloy[1]. invar draws 214 Wikipedia views per month (iron_nickel_alloy category, ranking #1 of 1).[2]

Key Facts

  • invar is credited with the discovery of Charles Édouard Guillaume[3].
  • invar's image is recorded as Invar 800.jpg[4].
  • invar's instance of is recorded as iron-nickel alloy[5].
  • invar's made from material is recorded as iron[6].
  • invar's made from material is recorded as nickel[7].
  • invar's made from material is recorded as manganese[8].
  • invar's made from material is recorded as carbon[9].
  • invar's Commons category is recorded as Invar[10].
  • invar's BNCF Thesaurus ID is recorded as 43819[11].
  • invar's Freebase ID is recorded as /m/02nkrl[12].
  • invar's Art & Architecture Thesaurus ID is recorded as 300197658[13].
  • invar's Gran Enciclopèdia Catalana ID is recorded as 0117546[14].
  • invar's Encyclopædia Britannica Online ID is recorded as technology/Invar[15].
  • invar's Treccani ID is recorded as invar[16].
  • invar's Great Norwegian Encyclopedia ID is recorded as invar[17].
  • invar's Elhuyar ZTH ID is recorded as 025851[18].
  • invar's Microsoft Academic ID is recorded as 2776439352[19].
  • invar's OpenAlex ID is recorded as C2776439352[20].
  • invar's Great Russian Encyclopedia portal ID is recorded as invar-bc6f5d[21].
  • invar's Gran Enciclopèdia Catalana ID is recorded as invar[22].

Body

Works and Contributions

invar is credited with the discovery of Charles Édouard Guillaume[3].

Why It Matters

invar draws 214 Wikipedia views per month (iron_nickel_alloy category, ranking #1 of 1).[2] invar has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[23] invar is known by 15 alternative names across languages and contexts.[24]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [5] . wikidata.org.
  3. [3] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Nuovo soggettario. wikidata.org.
  10. [12] . Freebase Data Dumps. wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . OpenAlex. Retrieved . docs.openalex.org. Provenance: 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). invar. Retrieved May 3, 2026, from https://4ort.xyz/entity/invar
MLA “invar.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/invar.
BibTeX @misc{4ortxyz_invar_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{invar}}, year = {2026}, url = {https://4ort.xyz/entity/invar}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): invar — https://4ort.xyz/entity/invar (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/invar · Last refreshed: