Cabibbo–Kobayashi–Maskawa matrix

3×3 unitary matrix relating the mass eigenbasis of the three generations of quarks to the basis under which the weak interactions diagonalize
Thing general Q253728
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Summary

Cabibbo–Kobayashi–Maskawa matrix has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[1]

Key Facts

  • Nicola Cabibbo is named after Cabibbo–Kobayashi–Maskawa matrix[2].
  • Makoto Kobayashi is named after Cabibbo–Kobayashi–Maskawa matrix[3].
  • Toshihide Maskawa is named after Cabibbo–Kobayashi–Maskawa matrix[4].
  • Cabibbo–Kobayashi–Maskawa matrix is a type of unitary matrix[5].

Body

Definition and Type

Cabibbo–Kobayashi–Maskawa matrix is a type of unitary matrix[5].

Origins

Things named after include Nicola Cabibbo[2], a theoretical physicist[6], 1935–2010[7], of Italy[8], awarded the Benjamin Franklin Medal[9], specialised in particle physics[10]; Makoto Kobayashi[3], a theoretical physicist[11], b. 1944[12], of Japan[13], awarded the Order of Culture[14], specialised in particle physics[15]; and Toshihide Maskawa[4], a theoretical physicist[16], 1940–2021[17], of Japan[18], awarded the Order of Culture[19], specialised in particle physics[20].

Why It Matters

Cabibbo–Kobayashi–Maskawa matrix has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[1] It is known by 7 alternative names across languages and contexts.[21]

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [6] ↑ . Wikidata. wikidata.org. → on this site
  2. [7] ↑ . Wikidata. wikidata.org. → on this site
  3. [8] ↑ . Wikidata. wikidata.org. → on this site
  4. [9] ↑ . Wikidata. wikidata.org. → on this site
  5. [10] ↑ . Wikidata. wikidata.org. → on this site
  6. [11] ↑ . Wikidata. wikidata.org. → on this site
  7. [12] ↑ . Wikidata. wikidata.org. → on this site
  8. [13] ↑ . Wikidata. wikidata.org. → on this site
  9. [14] ↑ . Wikidata. wikidata.org. → on this site
  10. [15] ↑ . Wikidata. wikidata.org. → on this site
  11. [16] ↑ . Wikidata. wikidata.org. → on this site
  12. [17] ↑ . Wikidata. wikidata.org. → on this site
  13. [18] ↑ . Wikidata. wikidata.org. → on this site
  14. [19] ↑ . Wikidata. wikidata.org. → on this site
  15. [20] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [1] ↑ . Wikidata sitelinks. wikidata.org.
  2. [21] ↑ . 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). Cabibbo–Kobayashi–Maskawa matrix. Retrieved October 14, 2026, from https://4ort.xyz/entity/cabibbo-kobayashi-maskawa-matrix
MLA “Cabibbo–Kobayashi–Maskawa matrix.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/cabibbo-kobayashi-maskawa-matrix.
BibTeX @misc{4ortxyz_cabibbo-kobayashi-maskawa-matrix_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Cabibbo–Kobayashi–Maskawa matrix}}, year = {2026}, url = {https://4ort.xyz/entity/cabibbo-kobayashi-maskawa-matrix}, note = {Accessed: 2026-10-14}}
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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. 14w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    Named after → Nicola Cabibbo, Makoto Kobayashi, Toshihide Maskawa
    Subclass of → —
    Named after → —
    Subclass of → unitary matrix
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
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