europium

chemical element with symbol Eu and atomic number 63
Thing chemical_element Q1396
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europium

Summary

europium is a chemical element[1]. europium draws 298 Wikipedia views per month (chemical_element category, ranking #103 of 144).[2]

Key Facts

  • europium is credited with the discovery of Eugène-Anatole Demarçay[3].
  • europium's instance of is recorded as chemical element[4].
  • Europe is named after europium[5].
  • europium's canonical SMILES is recorded as [Eu][6].
  • europium's element symbol is recorded as Eu[7].
  • europium's chemical formula is recorded as Eu[8].
  • europium is part of lanthanide[9].
  • europium is part of period 6[10].
  • europium is used for dopant[11].
  • europium's Commons category is recorded as Europium[12].
  • europium's Unicode character is recorded as 銪[13].
  • europium's time of discovery or invention is recorded as January 1, 1901[14].
  • europium's topic's main category is recorded as Category:Europium[15].
  • europium's Commons gallery is recorded as Europium[16].
  • europium's atomic number is recorded as {'amount': '+63'}[17].
  • europium's electronegativity is recorded as {'amount': '+1.2'}[18].
  • europium's described by source is recorded as Armenian Soviet Encyclopedia[19].
  • europium's described by source is recorded as Brockhaus and Efron Encyclopedic Dictionary[20].
  • europium's described by source is recorded as Small Brockhaus and Efron Encyclopedic Dictionary[21].
  • europium's described by source is recorded as Encyclopædia Britannica 11th edition[22].
  • europium's described by source is recorded as Granat Encyclopedic Dictionary[23].
  • europium's mass is recorded as {'unit': 'Q483261', 'amount': '+151.964'}[24].
  • europium's subject has role is recorded as luminescent agents[25].
  • europium's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[26].

Body

Definition and Type

europium's instance of is recorded as chemical element[4].

Origins

Europe is named after europium[5].

Use and Application

europium is used for dopant[11]. Part of include lanthanide[9] and period 6[10], a period[27].

Why It Matters

europium draws 298 Wikipedia views per month (chemical_element category, ranking #103 of 144).[2] europium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] europium is known by 39 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [3] . Nature's Building Blocks An A-Z Guide of the Elements New Edition. wikidata.org.
  3. [5] . Nature's Building Blocks An A-Z Guide of the Elements New Edition. wikidata.org.
  4. [6] . PubChem. Retrieved . wikidata.org.
  5. [7] . Atomic weights of the elements 2009 (IUPAC Technical Report). wikidata.org.
  6. [8] . PubChem. Retrieved . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . cns11643.gov.tw. Retrieved . cns11643.gov.tw. Provenance: wikidata.org.
  12. [14] . Nature's Building Blocks An A-Z Guide of the Elements New Edition. wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . periodic table. wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . Atomic weights of the elements 2013 (IUPAC Technical Report). Retrieved . wikidata.org.
  23. [25] . Medical Subject Headings. Retrieved . wikidata.org.
  24. [26] . wikidata.org.

Inline context (facts about related entities)

  1. [27] . 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. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). europium. Retrieved May 3, 2026, from https://4ort.xyz/entity/europium
MLA “europium.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/europium.
BibTeX @misc{4ortxyz_europium_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{europium}}, year = {2026}, url = {https://4ort.xyz/entity/europium}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): europium — https://4ort.xyz/entity/europium (retrieved 2026-05-03)

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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. 10d ago · Ponor · 2026-05-16 view diff on Wikidata ↗
    Discoverer or inventor Eugène-Anatole Demarçay
    Topic's main category Category:Europium
    Aliases
    Named after Europe
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31836|batch #31836]]: Hrvatska enciklopedija"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.