# baryon acoustic oscillations

> fluctuations in the density of the visible baryonic matter of the universe, caused by acoustic density waves in the primordial plasma of the early universe

**Wikidata**: [Q809676](https://www.wikidata.org/wiki/Q809676)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Baryon_acoustic_oscillations)  
**Source**: https://4ort.xyz/entity/baryon-acoustic-oscillations


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)