caesium-137

isotope of caesium
Thing isotope_of_caesium Q1154826
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caesium-137

Summary

caesium-137 is an isotope of caesium[1]. caesium-137 draws 1,802 Wikipedia views per month (isotope_of_caesium category, ranking #1 of 2).[2]

Key Facts

  • caesium-137 is credited with the discovery of Margaret Melhase[3].
  • caesium-137 is credited with the discovery of Glenn T. Seaborg[4].
  • caesium-137's image is recorded as Cs-137 Pruefstrahler.JPG[5].
  • caesium-137's instance of is recorded as isotope of caesium[6].
  • caesium-137's GND ID is recorded as 4147153-2[7].
  • caesium-137's subclass of is recorded as caesium[8].
  • caesium-137's Commons category is recorded as Caesium-137[9].
  • caesium-137's Freebase ID is recorded as /m/05_f2ww[10].
  • caesium-137's decays to is recorded as barium-137[11].
  • caesium-137's atomic number is recorded as {'amount': '+55'}[12].
  • caesium-137's spin quantum number is recorded as {'amount': '+3.5'}[13].
  • caesium-137's parity quantum number is recorded as {'amount': '+1'}[14].
  • caesium-137's neutron number is recorded as {'amount': '+82'}[15].
  • caesium-137's Encyclopædia Britannica Online ID is recorded as science/cesium-137[16].
  • caesium-137's mass is recorded as {'unit': 'Q483261', 'amount': '+136.907089464'}[17].
  • caesium-137's half-life is recorded as {'unit': 'Q1092296', 'amount': '+30.08'}[18].
  • caesium-137's binding energy is recorded as {'unit': 'Q28719934', 'amount': '+1149286.972'}[19].
  • caesium-137's mass excess is recorded as {'unit': 'Q28719934', 'amount': '-86545.606'}[20].
  • caesium-137's BabelNet ID is recorded as 00017404n[21].
  • caesium-137's Wolfram Language entity code is recorded as Entity["Isotope", "Cesium137"][22].
  • caesium-137's Larousse ID is recorded as divers/césium_137/185626[23].
  • caesium-137's Microsoft Academic ID is recorded as 95435431[24].
  • caesium-137's ScienceDirect topic ID is recorded as physics-and-astronomy/cesium-137[25].
  • caesium-137's ScienceDirect topic ID is recorded as pharmacology-toxicology-and-pharmaceutical-science/cesium-137[26].
  • caesium-137's ScienceDirect topic ID is recorded as medicine-and-dentistry/caesium-137[27].

Body

Works and Contributions

Credited discoveries include Margaret Melhase[3], a chemistry[28], 1919–2006[29], of United States[30], specialised in nuclear chemistry[31] and Glenn T. Seaborg[4], a chemist[32], 1912–1999[33], of United States[34], awarded the Nobel Prize in Chemistry[35], specialised in nuclear chemistry[36].

Why It Matters

caesium-137 draws 1,802 Wikipedia views per month (isotope_of_caesium category, ranking #1 of 2).[2] caesium-137 has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[37] caesium-137 is known by 19 alternative names across languages and contexts.[38]

References

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

Direct Wikidata claims

  1. [5] . wikidata.org.
  2. [6] . wikidata.org.
  3. [3] . wikidata.org.
  4. [4] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Freebase Data Dumps. wikidata.org.
  9. [11] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  12. [14] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  16. [18] . NuDat. Retrieved . nndc.bnl.gov. Provenance: wikidata.org.
  17. [19] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  18. [20] . The AME2016 atomic mass evaluation (I). Evaluation of input data; and adjustment procedures. Retrieved . amdc.in2p3.fr. Provenance: wikidata.org.
  19. [21] . BabelNet. wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site
  9. [36] . 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. [37] . Wikidata sitelinks. wikidata.org.
  3. [38] . 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). caesium-137. Retrieved May 3, 2026, from https://4ort.xyz/entity/caesium-137
MLA “caesium-137.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/caesium-137.
BibTeX @misc{4ortxyz_caesium-137_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{caesium-137}}, year = {2026}, url = {https://4ort.xyz/entity/caesium-137}, note = {Accessed: 2026-05-03}}
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