specific activity

activity per mass of a radioactive sample
Thing general Q2823748
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specific activity

Summary

specific activity ranks in the top 2% of general entities by monthly Wikipedia readership (60 views/month).[1]

Key Facts

  • specific activity's GND ID is recorded as 4373464-9[2].
  • specific activity's subclass of is recorded as physical quantity[3].
  • specific activity's subclass of is recorded as specific quantity[4].
  • specific activity's Freebase ID is recorded as /m/02nd5d[5].
  • specific activity's described by source is recorded as ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics[6].
  • specific activity's defining formula is recorded as a = A/m[7].
  • specific activity's ISQ dimension is recorded as \mathsf{M}^{-1} \mathsf{T}^{-1}[8].
  • specific activity's IUPAC Gold Book ID is recorded as S05790[9].
  • specific activity's Elhuyar ZTH ID is recorded as 132352[10].
  • specific activity's maintained by WikiProject is recorded as WikiProject Mathematics[11].
  • specific activity's Microsoft Academic ID is recorded as 198684833[12].
  • specific activity's in defining formula is recorded as a[13].
  • specific activity's in defining formula is recorded as A[14].
  • specific activity's in defining formula is recorded as m[15].
  • specific activity's Wolfram Language quantity ID is recorded as SpecificRadioactiveActivity[16].
  • specific activity's quantity symbol is recorded as a[17].
  • specific activity's recommended unit of measurement is recorded as becquerel per kilogram[18].
  • specific activity's recommended unit of measurement is recorded as per kilogram second[19].
  • specific activity's QUDT quantity kind ID is recorded as SpecificActivity[20].
  • specific activity's IEV number is recorded as 395-01-08[21].
  • specific activity's IEV number is recorded as 881-04-43[22].
  • specific activity's OpenAlex ID is recorded as C198684833[23].
  • specific activity's QUDT dimension ID is recorded as A0E0L0I0M-1H0T-1D0[24].

Why It Matters

specific activity ranks in the top 2% of general entities by monthly Wikipedia readership (60 views/month).[1] It is known by 11 alternative names across languages and contexts.[25]

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] . Freebase Data Dumps. wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics. wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . wikidata.org.
  9. [10] . wikidata.org.
  10. [11] . wikidata.org.
  11. [12] . wikidata.org.
  12. [13] . wikidata.org.
  13. [14] . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics. wikidata.org.
  17. [18] . ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics. wikidata.org.
  18. [19] . ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics. wikidata.org.
  19. [20] . wikidata.org.
  20. [21] . wikidata.org.
  21. [22] . wikidata.org.
  22. [23] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.
  23. [24] . wikidata.org.

Aggregate / graph-position facts

  1. [1] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [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). specific activity. Retrieved April 10, 2026, from https://4ort.xyz/entity/specific-activity
MLA “specific activity.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/specific-activity.
BibTeX @misc{4ortxyz_specific-activity_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{specific activity}}, year = {2026}, url = {https://4ort.xyz/entity/specific-activity}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): specific activity — https://4ort.xyz/entity/specific-activity (retrieved 2026-04-10)

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