Wien approximation

physical law approximating the spectrum of thermal radiation
Thing physical_law Q1667940
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Wien approximation

Summary

Wien approximation is a physical law[1]. It draws 73 Wikipedia views per month (physical_law category, ranking #68 of 113).[2]

Key Facts

  • Wien approximation's image is recorded as Wiens law.svg[3].
  • Wien approximation's instance of is recorded as physical law[4].
  • Wilhelm Wien is named after Wien approximation[5].
  • Wien approximation's Commons category is recorded as Wien approximation[6].
  • Wien approximation's Freebase ID is recorded as /m/0cgvqb[7].
  • Wien approximation's Encyclopædia Britannica Online ID is recorded as science/Wiens-law[8].
  • Wien approximation's different from is recorded as Wien's displacement law[9].
  • Wien approximation's defining formula is recorded as L_{\mathrm{e}, \lambda}(\lambda, T) = \frac{c_1}{\pi} \lambda^{-5} \mathrm{e}^{\frac{c_2}{\lambda T}}[10].
  • Wien approximation's defining formula is recorded as M_{\mathrm{e}, \lambda}(\lambda, T) = c_1 \lambda^{-5} \mathrm{e}^{\frac{c_2}{\lambda T}}[11].
  • Wien approximation's maintained by WikiProject is recorded as WikiProject Mathematics[12].
  • Wien approximation's Microsoft Academic ID is recorded as 70340772[13].
  • Wien approximation's in defining formula is recorded as L_{\mathrm{e}, \lambda}[14].
  • Wien approximation's in defining formula is recorded as \lambda[15].
  • Wien approximation's in defining formula is recorded as T[16].
  • Wien approximation's in defining formula is recorded as c_1[17].
  • Wien approximation's in defining formula is recorded as c_2[18].
  • Wien approximation's in defining formula is recorded as M_{\mathrm{e}, \lambda}[19].
  • Wien approximation's IEV number is recorded as 845-24-006[20].

Why It Matters

Wien approximation draws 73 Wikipedia views per month (physical_law category, ranking #68 of 113).[2] It has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[21] It is known by 6 alternative names across languages and contexts.[22]

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] . Freebase Data Dumps. wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . International Electrotechnical Vocabulary. wikidata.org.
  9. [11] . International Electrotechnical Vocabulary. 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] . wikidata.org.
  18. [20] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [21] . Wikidata sitelinks. wikidata.org.
  3. [22] . 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). Wien approximation. Retrieved May 3, 2026, from https://4ort.xyz/entity/wien-approximation
MLA “Wien approximation.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/wien-approximation.
BibTeX @misc{4ortxyz_wien-approximation_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Wien approximation}}, year = {2026}, url = {https://4ort.xyz/entity/wien-approximation}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Wien approximation — https://4ort.xyz/entity/wien-approximation (retrieved 2026-05-03)

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