attosecond

SI unit of time equal to one quintillionth of a second or 1/1,000th of a femtosecond
Intangible unit_of_time Q2483628
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attosecond

Summary

attosecond is an unit of time[1]. attosecond draws 123 Wikipedia views per month (unit_of_time category, ranking #35 of 82).[2]

Key Facts

  • attosecond's instance of is recorded as unit of time[3].
  • attosecond's instance of is recorded as SI derived unit[4].
  • attosecond's measured physical quantity is recorded as duration[5].
  • attosecond's Freebase ID is recorded as /m/0kbjk[6].
  • attosecond's OmegaWiki Defined Meaning is recorded as 380707[7].
  • attosecond's conversion to SI unit is recorded as {'unit': 'Q11574', 'amount': '+0.000000000000000001'}[8].
  • attosecond's wurvoc.org measure ID is recorded as attosecond-time[9].
  • attosecond's Quora topic ID is recorded as Attosecond[10].
  • attosecond's Wikidata SPARQL query equivalent is recorded as wd:Q2483628 p:P2370/psn:P2370 [wikibase:quantityAmount ?source; wikibase:quantityUnit ?base]. ?item p:P2370/psn:P2370 [wikibase:quantityAmount ?target; wikibase:quantityUnit ?base]. BIND(?source / ?target as ?value)[11].
  • attosecond's Great Norwegian Encyclopedia ID is recorded as attosekund[12].
  • attosecond's unit symbol is recorded as {'lang': 'en', 'text': 'as'}[13].
  • attosecond's unit symbol is recorded as {'lang': 'lb', 'text': 'as'}[14].
  • attosecond's Microsoft Academic ID is recorded as 143357915[15].
  • attosecond's Wolfram Language unit code is recorded as "Attoseconds"[16].
  • attosecond's UCUM code is recorded as as[17].
  • attosecond's Ontology of units of Measure 2.0 unit ID is recorded as attosecond-Time[18].
  • attosecond's OpenAlex ID is recorded as C143357915[19].

Body

Works and Contributions

Things named for attosecond include attophysics[20], a branch of physics[21] and attoscience[22], a branch of science[23].

Why It Matters

attosecond draws 123 Wikipedia views per month (unit_of_time category, ranking #35 of 82).[2] attosecond has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[24] attosecond is known by 12 alternative names across languages and contexts.[25]

Entities named for attosecond include attophysics[20], a branch of physics[21] and attoscience[22], a branch of science[23].

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] . Freebase Data Dumps. wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Quora. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . Logopedia. wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [20] . wikidata.org. → on this site
  2. [22] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [21] . Wikidata. wikidata.org. → on this site
  2. [23] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [24] . Wikidata sitelinks. wikidata.org.
  3. [25] . 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). attosecond. Retrieved May 3, 2026, from https://4ort.xyz/entity/attosecond
MLA “attosecond.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/attosecond.
BibTeX @misc{4ortxyz_attosecond_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{attosecond}}, year = {2026}, url = {https://4ort.xyz/entity/attosecond}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): attosecond — https://4ort.xyz/entity/attosecond (retrieved 2026-05-03)

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