# eta meson

> isosinglet meson made of a mixture of up, down and strange quarks and their antiquarks

**Wikidata**: [Q309940](https://www.wikidata.org/wiki/Q309940)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Eta_and_eta_prime_mesons)  
**Source**: https://4ort.xyz/entity/eta-meson


## References

1. Freebase Data Dumps. 2013
2. Integrated Authority File
3. Review of Particle Physics
4. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)