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Dirac sea

ground state of a fermionic field; thought of as a "sea" of negative-energy states that have been all filled in, thus rendering the vaccum stable
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Dirac sea

Summary

Dirac sea is a superseded scientific theory[1]. It draws 217 Wikipedia views per month (superseded_scientific_theory category, ranking #7 of 28).[2]

Key Facts

  • Dirac sea's image is recorded as Fermi degenerate.svg[3].
  • Dirac sea's instance of is recorded as superseded scientific theory[4].
  • Paul Dirac is named after Dirac sea[5].
  • Dirac sea's subclass of is recorded as ground state[6].
  • Dirac sea's Freebase ID is recorded as /m/01tbqh[7].
  • Dirac sea's facet of is recorded as electron hole[8].
  • Dirac sea's Quora topic ID is recorded as Dirac-Sea-1[9].
  • Dirac sea's Microsoft Academic ID is recorded as 50575695[10].
  • Dirac sea's OpenAlex ID is recorded as C50575695[11].

Why It Matters

Dirac sea draws 217 Wikipedia views per month (superseded_scientific_theory category, ranking #7 of 28).[2] It has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[12] It is known by 8 alternative names across languages and contexts.[13]

Related Entities

Paul Dirac

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] ↑ . Quora. wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [12] ↑ . Wikidata sitelinks. wikidata.org.
  3. [13] ↑ . 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). Dirac sea. Retrieved May 3, 2026, from https://4ort.xyz/entity/dirac-sea
MLA “Dirac sea.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/dirac-sea.
BibTeX @misc{4ortxyz_dirac-sea_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Dirac sea}}, year = {2026}, url = {https://4ort.xyz/entity/dirac-sea}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Dirac sea — https://4ort.xyz/entity/dirac-sea (retrieved 2026-05-03)

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