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Wehnelt cylinder

electrode in the electron gun assembly of some thermionic devices
class invention Q2554501
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Wehnelt cylinder

Summary

Wehnelt cylinder is an invention[1]. It draws 35 Wikipedia views per month (invention category, ranking #26 of 40).[2]

Key Facts

  • Wehnelt cylinder's image is recorded as Wehnelt cap.svg[3].
  • Wehnelt cylinder's instance of is recorded as invention[4].
  • Arthur Wehnelt is named after Wehnelt cylinder[5].
  • Wehnelt cylinder's subclass of is recorded as electrode[6].
  • Wehnelt cylinder's part of is recorded as electron gun[7].
  • +1902-00-00T00:00:00Z marks the founding of Wehnelt cylinder[8].
  • Wehnelt cylinder's Freebase ID is recorded as /m/0d996g[9].
  • Wehnelt cylinder's Microsoft Academic ID is recorded as 52332838[10].

Why It Matters

Wehnelt cylinder draws 35 Wikipedia views per month (invention category, ranking #26 of 40).[2] It has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[11] It is known by 5 alternative names across languages and contexts.[12]

Related Entities

electrode

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] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . Freebase Data Dumps. wikidata.org.
  8. [10] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [11] ↑ . Wikidata sitelinks. wikidata.org.
  3. [12] ↑ . 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). Wehnelt cylinder. Retrieved March 20, 2026, from https://4ort.xyz/entity/wehnelt-cylinder
MLA “Wehnelt cylinder.” 4ort.xyz Knowledge Graph, 4ort.xyz, 20 Mar. 2026, https://4ort.xyz/entity/wehnelt-cylinder.
BibTeX @misc{4ortxyz_wehnelt-cylinder_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Wehnelt cylinder}}, year = {2026}, url = {https://4ort.xyz/entity/wehnelt-cylinder}, note = {Accessed: 2026-03-20}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Wehnelt cylinder — https://4ort.xyz/entity/wehnelt-cylinder (retrieved 2026-03-20)

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