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spontaneous parametric down-conversion

important process in quantum optics, used especially as a source of entangled photon pairs, and of single photons
Thing general Q3689728
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spontaneous parametric down-conversion

Summary

spontaneous parametric down-conversion ranks in the top 2% of general entities by monthly Wikipedia readership (483 views/month).[1]

Key Facts

  • spontaneous parametric down-conversion's Commons category is recorded as Spontaneous parametric down-conversion[2].
  • spontaneous parametric down-conversion's facet of is recorded as quantum optics[3].

Why It Matters

spontaneous parametric down-conversion ranks in the top 2% of general entities by monthly Wikipedia readership (483 views/month).[1] It has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[4] It is known by 10 alternative names across languages and contexts.[5]

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [4] ↑ . Wikidata sitelinks. wikidata.org.
  3. [5] ↑ . 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). spontaneous parametric down-conversion. Retrieved April 10, 2026, from https://4ort.xyz/entity/spontaneous-parametric-down-conversion
MLA “spontaneous parametric down-conversion.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/spontaneous-parametric-down-conversion.
BibTeX @misc{4ortxyz_spontaneous-parametric-down-conversion_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{spontaneous parametric down-conversion}}, year = {2026}, url = {https://4ort.xyz/entity/spontaneous-parametric-down-conversion}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): spontaneous parametric down-conversion — https://4ort.xyz/entity/spontaneous-parametric-down-conversion (retrieved 2026-04-10)

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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. 6d ago · InternetArchiveBot bot · 2026-05-18 view diff on Wikidata ↗
    Facet of → quantum optics
    Aliases → —
    "/* wbsetclaim-update-references:1||1|2 */ [[Property:P10283]]: C203103908, Rescuing 1 sources and submitting 0 for archiving. #IABot (v2.0.9.5)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.