# number of particles

> number of particles in a system

**Wikidata**: [Q181155](https://www.wikidata.org/wiki/Q181155)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Particle_number)  
**Source**: https://4ort.xyz/entity/number-of-particles


## References

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