Poisson's ratio

parameter of elastic materials: ratio of transverse strain to axial strain
Intangible mathematical_concept Q190453
Poisson's ratio
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Poisson's ratio

Summary

Poisson's ratio is a mathematical concept[1]. It ranks in the top 5% of mathematical_concept entities by monthly Wikipedia readership (511 views/month).[2]

Key Facts

  • Poisson's ratio's image is recorded as PoissonRatio.svg[3].
  • Poisson's ratio's image is recorded as Auxetische Materialien.wiki.png[4].
  • Poisson's ratio's instance of is recorded as mathematical concept[5].
  • Siméon Denis Poisson is named after Poisson's ratio[6].
  • Poisson's ratio's GND ID is recorded as 4337457-8[7].
  • Poisson's ratio's subclass of is recorded as physical quantity[8].
  • Poisson's ratio's subclass of is recorded as dimensionless quantity[9].
  • Poisson's ratio's Commons category is recorded as Poisson coefficient[10].
  • Poisson's ratio's Freebase ID is recorded as /m/01j_v5[11].
  • Poisson's ratio's facet of is recorded as elastic modulus[12].
  • Poisson's ratio's Gran Enciclopèdia Catalana ID is recorded as 0051736[13].
  • Poisson's ratio's described by source is recorded as Armenian Soviet Encyclopedia[14].
  • Poisson's ratio's described by source is recorded as ISO 80000-4:2006 Quantities and units—Part 4: Mechanics[15].
  • Poisson's ratio's described by source is recorded as ISO 80000-4:2019 Quantities and units — Part 4: Mechanics[16].
  • Poisson's ratio's Encyclopædia Britannica Online ID is recorded as science/Poissons-ratio[17].
  • Poisson's ratio's main Wikidata property is recorded as P5593[18].
  • Poisson's ratio's defining formula is recorded as \mu = \Delta b / \Delta l[19].
  • Poisson's ratio's studied by is recorded as materials science[20].
  • Poisson's ratio's ISQ dimension is recorded as 1[21].
  • Poisson's ratio's Elhuyar ZTH ID is recorded as 137022[22].
  • Poisson's ratio's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[23].
  • Poisson's ratio's maintained by WikiProject is recorded as WikiProject Mathematics[24].
  • Poisson's ratio's Microsoft Academic ID is recorded as 149505630[25].
  • Poisson's ratio's in defining formula is recorded as \mu[26].
  • Poisson's ratio's in defining formula is recorded as \Delta b[27].

Why It Matters

Poisson's ratio ranks in the top 5% of mathematical_concept entities by monthly Wikipedia readership (511 views/month).[2] It has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[28] It is known by 37 alternative names across languages and contexts.[29]

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] . Freebase Data Dumps. wikidata.org.
  10. [12] . 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] . ISO 80000-4:2006 Quantities and units—Part 4: Mechanics. wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). Poisson's ratio. Retrieved May 3, 2026, from https://4ort.xyz/entity/poisson-s-ratio
MLA “Poisson's ratio.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/poisson-s-ratio.
BibTeX @misc{4ortxyz_poisson-s-ratio_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Poisson's ratio}}, year = {2026}, url = {https://4ort.xyz/entity/poisson-s-ratio}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Poisson's ratio — https://4ort.xyz/entity/poisson-s-ratio (retrieved 2026-05-03)

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